# Uses of Class
java.lang.Object

Packages that use Object
Package
Description
com.sun.java.accessibility.util
Provides a collection of interfaces and classes that compose the Java Accessibility Utilities.
com.sun.jdi
This is the core package of the Java Debug Interface (JDI), it defines mirrors for values, types, and the target VirtualMachine itself - as well bootstrapping facilities.
com.sun.jdi.connect
This package defines connections between the virtual machine using the JDI and the target virtual machine.
com.sun.jdi.connect.spi
This package comprises the interfaces and classes used to develop new `TransportService` implementations.
com.sun.jdi.request
This package is used to request that a JDI event be sent under specified conditions.
com.sun.management
This package contains JDK extensions to the standard implementation of the `java.lang.management` API and also defines the management interface for some other components of the platform.
com.sun.net.httpserver
Provides a simple high-level Http server API, which can be used to build embedded HTTP servers.
com.sun.net.httpserver.spi
Provides a pluggable service provider interface, which allows the HTTP server implementation to be replaced with other implementations.
com.sun.nio.sctp
A Java API for Stream Control Transport Protocol.
com.sun.security.auth
Provides implementations of `Principal`.
com.sun.security.auth.callback
Provides an implementation of `CallbackHandler`.
com.sun.security.auth.login
Provides an implementation of `Configuration`.
com.sun.security.auth.module
Provides implementations of `LoginModule`.
com.sun.security.jgss
This package defines classes and interfaces for the JDK extensions to the GSS-API.
com.sun.source.tree
Provides interfaces to represent source code as abstract syntax trees (AST).
com.sun.source.util
Provides utilities for operations on abstract syntax trees (AST).
com.sun.tools.attach
Provides the API to attach to a Java virtual machine.
com.sun.tools.attach.spi
Only developers who are defining new attach providers should need to make direct use of this package.
com.sun.tools.javac
This package provides a legacy entry point for the javac tool.
com.sun.tools.jconsole
This package contains the JConsole API.
java.applet
Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.
java.awt
Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.color
Provides classes for color spaces.
java.awt.datatransfer
Provides interfaces and classes for transferring data between and within applications.
java.awt.desktop
Provides interfaces and classes for interaction with various desktop capabilities.
java.awt.dnd
Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.
java.awt.event
Provides interfaces and classes for dealing with different types of events fired by AWT components.
java.awt.font
Provides classes and interface relating to fonts.
java.awt.geom
Provides the Java 2D classes for defining and performing operations on objects related to two-dimensional geometry.
java.awt.im
Provides classes and interfaces for the input method framework.
java.awt.im.spi
Provides interfaces that enable the development of input methods that can be used with any Java runtime environment.
java.awt.image
Provides classes for creating and modifying images.
java.awt.image.renderable
Provides classes and interfaces for producing rendering-independent images.
java.awt.print
Provides classes and interfaces for a general printing API.
java.beans
Contains classes related to developing beans -- components based on the JavaBeans architecture.
java.beans.beancontext
Provides classes and interfaces relating to bean context.
java.io
Provides for system input and output through data streams, serialization and the file system.
java.lang
Provides classes that are fundamental to the design of the Java programming language.
java.lang.annotation
Provides library support for the Java programming language annotation facility.
java.lang.classfile
Provides classfile parsing, generation, and transformation library.
java.lang.classfile.constantpool
Provides interfaces describing constant pool entries for the `java.lang.classfile` library.
java.lang.constant
Classes and interfaces to represent nominal descriptors for run-time entities such as classes or method handles, and classfile entities such as constant pool entries or `invokedynamic` call sites.
java.lang.foreign
Provides low-level access to memory and functions outside the Java runtime.
java.lang.instrument
Provides services that allow Java programming language agents to instrument programs running on the Java Virtual Machine (JVM).
java.lang.invoke
The `java.lang.invoke` package provides low-level primitives for interacting with the Java Virtual Machine.
java.lang.management
Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.
java.lang.module
Classes to support module descriptors and creating configurations of modules by means of resolution and service binding.
java.lang.ref
Provides reference-object classes, which support a limited degree of interaction with the garbage collector.
java.lang.reflect
Provides classes and interfaces for obtaining reflective information about classes and objects.
java.lang.runtime
The `java.lang.runtime` package provides low-level runtime support for the Java language.
java.math
Provides classes for performing arbitrary-precision integer arithmetic (`BigInteger`) and arbitrary-precision decimal arithmetic (`BigDecimal`).
java.net
Provides the classes for implementing networking applications.
java.net.http
HTTP Client and WebSocket APIs
java.net.spi
Service-provider classes for the `java.net` package.
java.nio
Defines buffers, which are containers for data, and provides an overview of the other NIO packages.
java.nio.channels
Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.
java.nio.channels.spi
Service-provider classes for the `java.nio.channels` package.
java.nio.charset
Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.
java.nio.charset.spi
Service-provider classes for the `java.nio.charset` package.
java.nio.file
Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.
java.nio.file.attribute
Interfaces and classes providing access to file and file system attributes.
java.nio.file.spi
Service-provider classes for the `java.nio.file` package.
java.rmi
Provides the RMI package.
java.rmi.dgc
Provides classes and interface for RMI distributed garbage-collection (DGC).
java.rmi.registry
Provides a class and two interfaces for the RMI registry.
java.rmi.server
Provides classes and interfaces for supporting the server side of RMI.
java.security
Provides the classes and interfaces for the security framework.
java.security.cert
Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.
java.security.spec
Provides classes and interfaces for key specifications and algorithm parameter specifications.
java.sql
Provides the API for accessing and processing data stored in a data source (usually a relational database) using the Java programming language.
java.text
Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.
java.text.spi
Service provider classes for the classes in the java.text package.
java.time
The main API for dates, times, instants, and durations.
java.time.chrono
Generic API for calendar systems other than the default ISO.
java.time.format
Provides classes to print and parse dates and times.
java.time.temporal
Access to date and time using fields and units, and date time adjusters.
java.time.zone
Support for time-zones and their rules.
java.util
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
java.util.concurrent
Utility classes commonly useful in concurrent programming.
java.util.concurrent.atomic
A small toolkit of classes that support lock-free thread-safe programming on single variables.
java.util.concurrent.locks
Interfaces and classes providing a framework for locking and waiting for conditions that is distinct from built-in synchronization and monitors.
java.util.function
Functional interfaces provide target types for lambda expressions and method references.
java.util.jar
Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.logging
Provides the classes and interfaces of the Java 2 platform's core logging facilities.
java.util.prefs
This package allows applications to store and retrieve user and system preference and configuration data.
java.util.random
This package contains classes and interfaces that support a generic API for random number generation.
java.util.regex
Classes for matching character sequences against patterns specified by regular expressions.
java.util.spi
Service provider classes for the classes in the java.util package.
java.util.stream
Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
java.util.zip
Provides classes for reading and writing the standard ZIP and GZIP file formats.
javax.accessibility
Defines a contract between user-interface components and an assistive technology that provides access to those components.
javax.annotation.processing
Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.
javax.crypto
Provides the classes and interfaces for cryptographic operations.
javax.crypto.spec
Provides classes and interfaces for key specifications and algorithm parameter specifications.
javax.imageio
The main package of the Java Image I/O API.
javax.imageio.metadata
A package of the Java Image I/O API dealing with reading and writing metadata.
javax.imageio.plugins.bmp
Package containing the public classes used by the built-in BMP plug-in.
javax.imageio.plugins.jpeg
Classes supporting the built-in JPEG plug-in.
javax.imageio.plugins.tiff
Public classes used by the built-in TIFF plug-ins.
javax.imageio.spi
A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.
javax.imageio.stream
A package of the Java Image I/O API dealing with low-level I/O from files and streams.
javax.lang.model
Types and hierarchies of packages comprising a Java language model, a reflective API that models the declarations and types of the Java programming language.
javax.lang.model.element
Interfaces used to model elements of the Java programming language.
javax.lang.model.type
Interfaces used to model Java programming language types.
javax.lang.model.util
Utilities to assist in the processing of program elements and types.
javax.management
Provides the core classes for the Java Management Extensions.
javax.management.loading
Provides the classes which implement advanced dynamic loading.
javax.management.modelmbean
Provides the definition of the ModelMBean classes.
javax.management.monitor
Provides the definition of the monitor classes.
javax.management.openmbean
Provides the open data types and Open MBean descriptor classes.
javax.management.relation
Provides the definition of the Relation Service.
javax.management.remote
Interfaces for remote access to JMX MBean servers.
javax.management.remote.rmi
The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.
javax.management.timer
Provides the definition of the Timer MBean.
javax.naming
Provides the classes and interfaces for accessing naming services.
javax.naming.directory
Extends the `javax.naming` package to provide functionality for accessing directory services.
javax.naming.event
Provides support for event notification when accessing naming and directory services.
javax.naming.ldap
Provides support for LDAPv3 extended operations and controls.
javax.naming.ldap.spi
Provides the Service Provider Interface for DNS lookups when performing LDAP operations.
javax.naming.spi
Provides the means for dynamically plugging in support for accessing naming and directory services through the `javax.naming` and related packages.
javax.net
Provides classes for networking applications.
javax.net.ssl
Provides classes for the secure socket package.
javax.print
Provides the principal classes and interfaces for the Java Print Service API.
javax.print.attribute
Provides classes and interfaces that describe the types of Java Print Service attributes and how they can be collected into attribute sets.
javax.print.attribute.standard
Package `javax.print.attribute.standard` contains classes for specific printing attributes.
javax.print.event
Package `javax.print.event` contains event classes and listener interfaces.
javax.rmi.ssl
Provides implementations of `RMIClientSocketFactory` and `RMIServerSocketFactory` over the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.
javax.script
The scripting API consists of interfaces and classes that define Java Scripting Engines and provides a framework for their use in Java applications.
javax.security.auth
This package provides a framework for authentication and authorization.
javax.security.auth.callback
This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).
javax.security.auth.kerberos
This package contains utility classes related to the Kerberos network authentication protocol.
javax.security.auth.login
This package provides a pluggable authentication framework.
javax.security.auth.x500
This package contains the classes that should be used to store X500 Principal and X500 Private Credentials in a Subject.
javax.security.cert
Provides classes for public key certificates.
javax.security.sasl
Contains class and interfaces for supporting SASL.
javax.smartcardio
Java™ Smart Card I/O API.
javax.sound.midi
Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.midi.spi
Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.
javax.sound.sampled
Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sound.sampled.spi
Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.
javax.sql
Provides the API for server side data source access and processing from the Java programming language.
javax.sql.rowset
Standard interfaces and base classes for JDBC `RowSet` implementations.
javax.sql.rowset.serial
Provides utility classes to allow serializable mappings between SQL types and data types in the Java programming language.
javax.sql.rowset.spi
The standard classes and interfaces that a third party vendor has to use in its implementation of a synchronization provider.
javax.swing
Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.border
Provides classes and interface for drawing specialized borders around a Swing component.
javax.swing.colorchooser
Contains classes and interfaces used by the `JColorChooser` component.
javax.swing.event
Provides for events fired by Swing components.
javax.swing.filechooser
Contains classes and interfaces used by the `JFileChooser` component.
javax.swing.plaf
Provides one interface and many abstract classes that Swing uses to provide its pluggable look-and-feel capabilities.
javax.swing.plaf.basic
Provides user interface objects built according to the Basic look and feel.
javax.swing.plaf.metal
Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.
javax.swing.plaf.multi
Provides user interface objects that combine two or more look and feels.
javax.swing.plaf.nimbus
Provides user interface objects built according to the cross-platform Nimbus look and feel.
javax.swing.plaf.synth
Synth is a skinnable look and feel in which all painting is delegated.
javax.swing.table
Provides classes and interfaces for dealing with `javax.swing.JTable`.
javax.swing.text
Provides classes and interfaces that deal with editable and noneditable text components.
javax.swing.text.html
Provides the class `HTMLEditorKit` and supporting classes for creating HTML text editors.
javax.swing.text.html.parser
Provides the default HTML parser, along with support classes.
javax.swing.text.rtf
Provides a class (`RTFEditorKit`) for creating Rich-Text-Format text editors.
javax.swing.tree
Provides classes and interfaces for dealing with `javax.swing.JTree`.
javax.swing.undo
Allows developers to provide support for undo/redo in applications such as text editors.
javax.tools
Provides interfaces for tools which can be invoked from a program, for example, compilers.
javax.transaction.xa
Provides the API that defines the contract between the transaction manager and the resource manager, which allows the transaction manager to enlist and delist resource objects (supplied by the resource manager driver) in JTA transactions.
javax.xml
Defines constants for XML processing.
javax.xml.catalog
Provides the classes for implementing XML Catalogs OASIS Standard V1.1, 7 October 2005.
javax.xml.crypto
Common classes for XML cryptography.
javax.xml.crypto.dom
DOM-specific classes for the `javax.xml.crypto` package.
javax.xml.crypto.dsig
Classes for generating and validating XML digital signatures.
javax.xml.crypto.dsig.dom
DOM-specific classes for the `javax.xml.crypto.dsig` package.
javax.xml.crypto.dsig.keyinfo
Classes for parsing and processing `KeyInfo` elements and structures.
javax.xml.crypto.dsig.spec
Parameter classes for XML digital signatures.
javax.xml.datatype
Defines XML/Java Type Mappings.
javax.xml.namespace
Defines XML Namespace processing.
javax.xml.parsers
Provides the classes for processing XML documents with a SAX (Simple API for XML) parser or a DOM (Document Object Model) Document builder.
javax.xml.stream
Defines interfaces and classes for the Streaming API for XML (StAX).
javax.xml.stream.events
Defines event interfaces for the Streaming API for XML (StAX).
javax.xml.stream.util
Provides utility classes for the Streaming API for XML (StAX).
javax.xml.transform
Defines the generic APIs for processing transformation instructions, and performing a transformation from source to result.
javax.xml.transform.dom
Provides DOM specific transformation classes.
javax.xml.transform.sax
Provides SAX specific transformation classes.
javax.xml.transform.stax
Provides StAX specific transformation classes.
javax.xml.transform.stream
Provides stream and URI specific transformation classes.
javax.xml.validation
Provides an API for validation of XML documents.
javax.xml.xpath
Provides an object-model neutral API for the evaluation of XPath expressions and access to the evaluation environment.
jdk.dynalink
Contains interfaces and classes that are used to link an `invokedynamic` call site.
jdk.dynalink.beans
Contains the linker for ordinary Java objects.
jdk.dynalink.linker
Contains interfaces and classes needed by language runtimes to implement their own language-specific object models and type conversions.
jdk.dynalink.linker.support
Contains classes that make it more convenient for language runtimes to implement their own language-specific object models and type conversions by providing basic implementations of some classes as well as various utilities.
jdk.dynalink.support
Contains classes that make using Dynalink more convenient by providing basic implementations of some classes as well as various utilities.
jdk.incubator.vector
Incubating Feature. Will be removed in a future release.
jdk.javadoc.doclet
The Doclet API provides an environment which, in conjunction with the Language Model API and Compiler Tree API, allows clients to inspect the source-level structures of programs and libraries, including API comments embedded in the source.
jdk.jfr
This package provides classes to create events and control Flight Recorder.
jdk.jfr.consumer
This package contains classes for consuming Flight Recorder data.
jdk.jshell
Provides interfaces for creating tools, such as a Read-Eval-Print Loop (REPL), which interactively evaluate "snippets" of Java programming language code.
jdk.jshell.execution
Provides implementation support for building JShell execution engines.
jdk.jshell.spi
Defines the Service Provider Interface for pluggable JShell execution engines.
jdk.management.jfr
This package contains classes to control and monitor Flight Recorder over Java Management Extensions (JMX).
jdk.net
Platform specific socket options for the `java.net` and `java.nio.channels` socket classes.
jdk.nio
Defines JDK-specific `channel` APIs.
jdk.nio.mapmode
JDK-specific map modes for use with FileChannel::map.
jdk.security.jarsigner
This package defines APIs for signing jar files.
netscape.javascript
Deprecated, for removal: This API element is subject to removal in a future version.
The jdk.jsobject module will be delivered with JavaFX.
org.ietf.jgss
This package presents a framework that allows application developers to make use of security services like authentication, data integrity and data confidentiality from a variety of underlying security mechanisms like Kerberos, using a unified API.
org.w3c.dom
Provides the interfaces for the Document Object Model (DOM).
org.w3c.dom.bootstrap
Provides a factory for obtaining instances of `DOMImplementation`.
org.w3c.dom.events
Provides interfaces for DOM Level 2 Events.
org.w3c.dom.ls
Provides interfaces for DOM Level 3 Load and Save.
org.w3c.dom.ranges
Provides interfaces for DOM Level 2 Range.
org.w3c.dom.xpath
Provides interfaces for DOM Level 3 XPath Specification.
org.xml.sax
Provides the interfaces for the Simple API for XML (SAX).
org.xml.sax.ext
Provides interfaces to SAX2 facilities that conformant SAX drivers won't necessarily support.
org.xml.sax.helpers
Provides helper classes, including support for bootstrapping SAX-based applications.

## Uses of Object in com.sun.java.accessibility.util

Subclasses of Object in com.sun.java.accessibility.util
Modifier and Type
Class
Description
`class`
`AccessibilityEventMonitor`
`AccessibilityEventMonitor` implements a PropertyChange listener on every UI object that implements interface `Accessible` in the Java Virtual Machine.
`class`
`AccessibilityListenerList`
The `AccessibilityListenerList` is a copy of the Swing `EventListerList` class.
`class`
`AWTEventMonitor`
The `AWTEventMonitor` implements a suite of listeners that are conditionally installed on every AWT component instance in the Java Virtual Machine.
`class`
`EventID`
EventID contains integer constants that map to event support in AWT and Swing.
`class`
`EventQueueMonitor`
The `EventQueueMonitor` class provides key core functionality for Assistive Technologies (and other system-level technologies that need some of the same things that Assistive Technology needs).
`class`
`SwingEventMonitor`
`SwingEventMonitor` extends `AWTEventMonitor` by adding a suite of listeners conditionally installed on every Swing component instance in the Java Virtual Machine.
`class`
`Translator`
The `Translator` class provides a translation to interface `Accessible` for objects that do not implement interface `Accessible`.
Fields in com.sun.java.accessibility.util declared as Object
Modifier and Type
Field
Description
`protected Object[]`
AccessibilityListenerList.`listenerList`
The list of listener type, listener pairs
`protected Object`
Translator.`source`
The source object needing translating.
Methods in com.sun.java.accessibility.util that return Object
Modifier and Type
Method
Description
`Object[]`
AccessibilityListenerList.`getListenerList()`
Passes back the event listener list as an array of listener type, listener pairs.
`Object`
Translator.`getSource()`
Get the source `Object` of the `Translator`.
Methods in com.sun.java.accessibility.util with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Translator.`equals(Object o)`
Returns true if this object is the same as the one passed in.
`static Accessible`
Translator.`getAccessible(Object o)`
Obtain an object that implements interface `Accessible`.
`void`
Translator.`setSource(Object o)`
Set the source object of the `Translator`.
Constructors in com.sun.java.accessibility.util with parameters of type Object
Modifier
Constructor
Description
``
`Translator(Object o)`
Create a new `Translator` with the source object o.

## Uses of Object in com.sun.jdi

Subclasses of Object in com.sun.jdi
Modifier and Type
Class
Description
`class`
`AbsentInformationException`
Thrown to indicate line number or variable information is not available.
`class`
`Bootstrap`
Initial class that provides access to the default implementation of JDI interfaces.
`class`
`ClassNotLoadedException`
Thrown to indicate that the requested class has not yet been loaded through the appropriate class loader.
`class`
`ClassNotPreparedException`
Thrown to indicate that the requested operation cannot be completed because the specified class has not yet been prepared.
`class`
`IncompatibleThreadStateException`
Thrown to indicate that the requested operation cannot be completed while the specified thread is in its current state.
`class`
`InconsistentDebugInfoException`
Thrown to indicate that there is an inconistency in the debug information provided by the target VM.
`class`
`InternalException`
Thrown to indicate that an unexpected internal error has occurred.
`class`
`InvalidCodeIndexException`
Deprecated.
This exception is no longer thrown
`class`
`InvalidLineNumberException`
Deprecated.
This exception is no longer thrown
`class`
`InvalidModuleException`
Thrown to indicate that the requested module is invalid or became invalid after the module was unloaded.
`class`
`InvalidStackFrameException`
Thrown to indicate that the requested operation cannot be completed because the specified stack frame is no longer valid.
`class`
`InvalidTypeException`
Thrown to indicate a type mismatch in setting the value of a field or variable, or in specifying the return value of a method.
`class`
`InvocationException`
Thrown to indicate an exception occurred in an invoked method within the target VM.
`final class`
`JDIPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`NativeMethodException`
Thrown to indicate an operation cannot be completed because it is not valid for a native method.
`class`
`ObjectCollectedException`
Thrown to indicate that the requested operation cannot be completed because the specified object has been garbage collected.
`class`
`OpaqueFrameException`
Thrown to indicate an operation could not be performed on a frame.
`class`
`VMCannotBeModifiedException`
Thrown to indicate that the operation is invalid because it would modify the VM and the VM is read-only.
`class`
`VMDisconnectedException`
Unchecked exception thrown to indicate that the requested operation cannot be completed because there is no longer a connection to the target VM.
`class`
`VMMismatchException`
Thrown to indicate that the requested operation cannot be completed because the mirror from one target VM is being combined with a mirror from another target VM.
`class`
`VMOutOfMemoryException`
Thrown to indicate that the requested operation cannot be completed because the target VM has run out of memory.
Methods in com.sun.jdi with parameters of type Object
Modifier and Type
Method
Description
`boolean`
BooleanValue.`equals(Object obj)`
Compares the specified Object with this BooleanValue for equality.
`boolean`
ByteValue.`equals(Object obj)`
Compares the specified Object with this ByteValue for equality.
`boolean`
CharValue.`equals(Object obj)`
Compares the specified Object with this CharValue for equality.
`boolean`
DoubleValue.`equals(Object obj)`
Compares the specified Object with this DoubleValue for equality.
`boolean`
Field.`equals(Object obj)`
Compares the specified Object with this field for equality.
`boolean`
FloatValue.`equals(Object obj)`
Compares the specified Object with this FloatValue for equality.
`boolean`
IntegerValue.`equals(Object obj)`
Compares the specified Object with this IntegerValue for equality.
`boolean`
LocalVariable.`equals(Object obj)`
Compares the specified Object with this LocalVariable for equality.
`boolean`
Location.`equals(Object obj)`
Compares the specified Object with this Location for equality.
`boolean`
LongValue.`equals(Object obj)`
Compares the specified Object with this LongValue for equality.
`boolean`
Method.`equals(Object obj)`
Compares the specified Object with this method for equality.
`boolean`
ObjectReference.`equals(Object obj)`
Compares the specified Object with this ObjectReference for equality.
`boolean`
ReferenceType.`equals(Object obj)`
Compares the specified Object with this ReferenceType for equality.
`boolean`
ShortValue.`equals(Object obj)`
Compares the specified Object with this ShortValue for equality.
`boolean`
VoidValue.`equals(Object obj)`
Compares the specified Object with this VoidValue for equality.

## Uses of Object in com.sun.jdi.connect

Subclasses of Object in com.sun.jdi.connect
Modifier and Type
Class
Description
`class`
`IllegalConnectorArgumentsException`
Thrown to indicate an invalid argument or inconsistent passed to a `Connector`.
`class`
`TransportTimeoutException`
This exception may be thrown as a result of a timeout when attaching to a target VM, or waiting to accept a connection from a target VM.
`class`
`VMStartException`
A target VM was successfully launched, but terminated with an error before a connection could be established.

## Uses of Object in com.sun.jdi.connect.spi

Subclasses of Object in com.sun.jdi.connect.spi
Modifier and Type
Class
Description
`class`
`ClosedConnectionException`
This exception may be thrown as a result of an asynchronous close of a `Connection` while an I/O operation is in progress.
`class`
`Connection`
A connection between a debugger and a target VM which it debugs.
`class`
`TransportService`
A transport service for connections between a debugger and a target VM.
`static class`
`TransportService.Capabilities`
The transport service capabilities.
`static class`
`TransportService.ListenKey`
A listen key.

## Uses of Object in com.sun.jdi.request

Subclasses of Object in com.sun.jdi.request
Modifier and Type
Class
Description
`class`
`DuplicateRequestException`
Thrown to indicate a duplicate event request.
`class`
`InvalidRequestStateException`
Thrown to indicate that the requested event cannot be modified because it is enabled.
Methods in com.sun.jdi.request that return Object
Modifier and Type
Method
Description
`Object`
EventRequest.`getProperty(Object key)`
Returns the value of the property with the specified key.
Methods in com.sun.jdi.request with parameters of type Object
Modifier and Type
Method
Description
`Object`
EventRequest.`getProperty(Object key)`
Returns the value of the property with the specified key.
`void`
EventRequest.`putProperty(Object key, Object value)`
Add an arbitrary key/value "property" to this request.

## Uses of Object in com.sun.management

Subclasses of Object in com.sun.management
Modifier and Type
Class
Description
`class`
`GarbageCollectionNotificationInfo`
The information about a garbage collection
`class`
`GcInfo`
Garbage collection information.
`class`
`VMOption`
Information about a VM option including its value and where the value came from which is referred as its `origin`.
Methods in com.sun.management that return Object
Modifier and Type
Method
Description
`Object`
GcInfo.`get(String key)`
`Object[]`
GcInfo.`getAll(String[] keys)`
Methods in com.sun.management with parameters of type Object
Modifier and Type
Method
Description
`boolean`
GcInfo.`containsValue(Object value)`
`boolean`
GcInfo.`equals(Object obj)`

## Uses of Object in com.sun.net.httpserver

Subclasses of Object in com.sun.net.httpserver
Modifier and Type
Class
Description
`class`
`Authenticator`
Authenticator represents an implementation of an HTTP authentication mechanism.
`static class`
`Authenticator.Failure`
Indicates an authentication failure.
`static class`
`Authenticator.Result`
Base class for return type from `Authenticator.authenticate(HttpExchange)` method.
`static class`
`Authenticator.Retry`
Indicates an authentication must be retried.
`static class`
`Authenticator.Success`
Indicates an authentication has succeeded and the authenticated user principal can be acquired by calling `Authenticator.Success.getPrincipal()`.
`class`
`BasicAuthenticator`
BasicAuthenticator provides an implementation of HTTP Basic authentication.
`class`
`Filter`
A filter used to pre- and post-process incoming requests.
`static class`
`Filter.Chain`
A chain of filters associated with a `HttpServer`.
`class`
`Headers`
HTTP request and response headers are represented by this class which implements the interface `Map`<`String`, `List` <`String`>>.
`class`
`HttpContext`
`HttpContext` represents a mapping between the root `URI` path of an application to a `HttpHandler` which is invoked to handle requests destined for that path on the associated `HttpServer` or `HttpsServer`.
`class`
`HttpExchange`
This class encapsulates a HTTP request received and a response to be generated in one exchange.
`final class`
`HttpHandlers`
Implementations of `HttpHandler` that implement various useful handlers, such as a static response handler, or a conditional handler that complements one handler with another.
`class`
`HttpPrincipal`
Represents a user authenticated by HTTP Basic or Digest authentication.
`class`
`HttpsConfigurator`
This class is used to configure the https parameters for each incoming https connection on a `HttpsServer`.
`class`
`HttpServer`
This class implements a simple HTTP server.
`class`
`HttpsExchange`
This class encapsulates a HTTPS request received and a response to be generated in one exchange and defines the extensions to `HttpExchange` that are specific to the HTTPS protocol.
`class`
`HttpsParameters`
Represents the set of parameters for each https connection negotiated with clients.
`class`
`HttpsServer`
This class is an extension of `HttpServer` which provides support for HTTPS.
`final class`
`SimpleFileServer`
A simple HTTP file server and its components (intended for testing, development and debugging purposes only).
Methods in com.sun.net.httpserver that return Object
Modifier and Type
Method
Description
`abstract Object`
HttpExchange.`getAttribute(String name)`
`Filter` modules may store arbitrary objects with `HttpExchange` instances as an out-of-band communication mechanism.
Methods in com.sun.net.httpserver that return types with arguments of type Object
Modifier and Type
Method
Description
`abstract Map<String,Object>`
HttpContext.`getAttributes()`
Returns a mutable `Map`, which can be used to pass configuration and other data to `Filter` modules and to the context's exchange handler.
Methods in com.sun.net.httpserver with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Headers.`containsKey(Object key)`
`boolean`
Headers.`containsValue(Object value)`
`boolean`
Headers.`equals(Object o)`
`boolean`
HttpPrincipal.`equals(Object another)`
Compare two instances of `HttpPrincipal`.
`List<String>`
Headers.`get(Object key)`
`List<String>`
Headers.`remove(Object key)`
`abstract void`
HttpExchange.`setAttribute(String name, Object value)`
`Filter` modules may store arbitrary objects with `HttpExchange` instances as an out-of-band communication mechanism.

## Uses of Object in com.sun.net.httpserver.spi

Subclasses of Object in com.sun.net.httpserver.spi
Modifier and Type
Class
Description
`class`
`HttpServerProvider`
Service provider class for HttpServer.

## Uses of Object in com.sun.nio.sctp

Subclasses of Object in com.sun.nio.sctp
Modifier and Type
Class
Description
`class`
`AbstractNotificationHandler<T>`
A skeletal handler that consumes notifications and continues.
`class`
`Association`
A class that represents an SCTP association.
`class`
`AssociationChangeNotification`
Notification emitted when an association has either opened or closed.
`class`
`IllegalReceiveException`
Unchecked exception thrown when an attempt is made to invoke the `receive` method of `SctpChannel` or `SctpMultiChannel` from a notification handler.
`class`
`IllegalUnbindException`
Unchecked exception thrown when an attempt is made to remove an address that is not bound to the channel, or remove an address from a channel that has only one address bound to it.
`class`
`InvalidStreamException`
Unchecked exception thrown when an attempt is made to send a message to an invalid stream.
`class`
`MessageInfo`
The `MessageInfo` class provides additional ancillary information about messages.
`class`
`PeerAddressChangeNotification`
Notification emitted when a destination address on a multi-homed peer encounters a change.
`class`
`SctpChannel`
A selectable channel for message-oriented connected SCTP sockets.
`class`
`SctpMultiChannel`
A selectable channel for message-oriented SCTP sockets.
`class`
`SctpServerChannel`
A selectable channel for message-oriented listening SCTP sockets.
`final class`
`SctpStandardSocketOptions`
SCTP channels supports the socket options defined by this class (as well as those listed in the particular channel class) and may support additional Implementation specific socket options.
`static class`
`SctpStandardSocketOptions.InitMaxStreams`
This class is used to set the maximum number of inbound/outbound streams used by the local endpoint during association initialization.
`class`
`SendFailedNotification`
Notification emitted when a send failed notification has been received.
`class`
`ShutdownNotification`
Notification emitted when a peer shuts down an association.
Methods in com.sun.nio.sctp with parameters of type Object
Modifier and Type
Method
Description
`boolean`
SctpStandardSocketOptions.InitMaxStreams.`equals(Object obj)`
Returns true if the specified object is another `InitMaxStreams` instance with the same number of in and out bound streams.

## Uses of Object in com.sun.security.auth

Subclasses of Object in com.sun.security.auth
Modifier and Type
Class
Description
`final class`
`LdapPrincipal`
A principal identified by a distinguished name as specified by RFC 2253.
`class`
`NTDomainPrincipal`
This class implements the `Principal` interface and represents the name of the Windows NT domain into which the user authenticated.
`class`
`NTNumericCredential`
This class abstracts an NT security token and provides a mechanism to do same-process security impersonation.
`class`
`NTSid`
This class implements the `Principal` interface and represents information about a Windows NT user, group or realm.
`class`
`NTSidDomainPrincipal`
This class extends `NTSid` and represents a Windows NT user's domain SID.
`class`
`NTSidGroupPrincipal`
This class extends `NTSid` and represents one of the groups to which a Windows NT user belongs.
`class`
`NTSidPrimaryGroupPrincipal`
This class extends `NTSid` and represents a Windows NT user's primary group SID.
`class`
`NTSidUserPrincipal`
This class extends `NTSid` and represents a Windows NT user's SID.
`class`
`NTUserPrincipal`
This class implements the `Principal` interface and represents a Windows NT user.
`class`
`UnixNumericGroupPrincipal`
This class implements the `Principal` interface and represents a user's Unix group identification number (GID).
`class`
`UnixNumericUserPrincipal`
This class implements the `Principal` interface and represents a user's Unix identification number (UID).
`class`
`UnixPrincipal`
This class implements the `Principal` interface and represents a Unix user.
`final class`
`UserPrincipal`
A user principal identified by a username or account name.
Methods in com.sun.security.auth with parameters of type Object
Modifier and Type
Method
Description
`boolean`
LdapPrincipal.`equals(Object object)`
Compares this principal to the specified object.
`boolean`
NTDomainPrincipal.`equals(Object o)`
Compares the specified Object with this `NTDomainPrincipal` for equality.
`boolean`
NTNumericCredential.`equals(Object o)`
Compares the specified Object with this `NTNumericCredential` for equality.
`boolean`
NTSid.`equals(Object o)`
Compares the specified Object with this `NTSid` for equality.
`boolean`
NTSidDomainPrincipal.`equals(Object o)`
Compares the specified Object with this `NTSidDomainPrincipal` for equality.
`boolean`
NTSidGroupPrincipal.`equals(Object o)`
Compares the specified Object with this `NTSidGroupPrincipal` for equality.
`boolean`
NTSidPrimaryGroupPrincipal.`equals(Object o)`
Compares the specified Object with this `NTSidPrimaryGroupPrincipal` for equality.
`boolean`
NTSidUserPrincipal.`equals(Object o)`
Compares the specified Object with this `NTSidUserPrincipal` for equality.
`boolean`
NTUserPrincipal.`equals(Object o)`
Compares the specified Object with this `NTUserPrincipal` for equality.
`boolean`
UnixNumericGroupPrincipal.`equals(Object o)`
Compares the specified Object with this `UnixNumericGroupPrincipal` for equality.
`boolean`
UnixNumericUserPrincipal.`equals(Object o)`
Compares the specified Object with this `UnixNumericUserPrincipal` for equality.
`boolean`
UnixPrincipal.`equals(Object o)`
Compares the specified Object with this `UnixPrincipal` for equality.
`boolean`
UserPrincipal.`equals(Object object)`
Compares this principal to the specified object.

## Uses of Object in com.sun.security.auth.callback

Subclasses of Object in com.sun.security.auth.callback
Modifier and Type
Class
Description
`class`
`TextCallbackHandler`
Prompts and reads from the command line for answers to authentication questions.

## Uses of Object in com.sun.security.auth.login

Subclasses of Object in com.sun.security.auth.login
Modifier and Type
Class
Description
`class`
`ConfigFile`
This class represents a default implementation for `javax.security.auth.login.Configuration`.

## Uses of Object in com.sun.security.auth.module

Subclasses of Object in com.sun.security.auth.module
Modifier and Type
Class
Description
`class`
`JndiLoginModule`
The module prompts for a username and password and then verifies the password against the password stored in a directory service configured under JNDI.
`class`
`KeyStoreLoginModule`
Provides a JAAS login module that prompts for a key store alias and populates the subject with the alias's principal and credentials.
`class`
`Krb5LoginModule`
This `LoginModule` authenticates users using Kerberos protocols.
`class`
`LdapLoginModule`
This `LoginModule` performs LDAP-based authentication.
`class`
`NTLoginModule`
This `LoginModule` renders a user's NT security information as some number of `Principal`s and associates them with a `Subject`.
`class`
`NTSystem`
This class implementation retrieves and makes available NT security information for the current user.
`class`
`UnixLoginModule`
This `LoginModule` imports a user's Unix `Principal` information (`UnixPrincipal`, `UnixNumericUserPrincipal`, and `UnixNumericGroupPrincipal`) and associates them with the current `Subject`.
`class`
`UnixSystem`
This class implementation retrieves and makes available Unix UID/GID/groups information for the current user.

## Uses of Object in com.sun.security.jgss

Subclasses of Object in com.sun.security.jgss
Modifier and Type
Class
Description
`final class`
`AuthorizationDataEntry`
Kerberos 5 AuthorizationData entry.
`class`
`GSSUtil`
GSS-API Utilities for use in conjunction with the JDK implementation of Java GSS-API.
`final class`
`InquireSecContextPermission`
This class is for GSS security context permissions.
Methods in com.sun.security.jgss that return Object
Modifier and Type
Method
Description
`Object`
ExtendedGSSContext.`inquireSecContext(InquireType type)`
Return the mechanism-specific attribute associated with `type`.

## Uses of Object in com.sun.source.tree

Methods in com.sun.source.tree that return Object
Modifier and Type
Method
Description
`Object`
LiteralTree.`getValue()`
Returns the value of the literal expression.

## Uses of Object in com.sun.source.util

Subclasses of Object in com.sun.source.util
Modifier and Type
Class
Description
`class`
`DocTreePath`
A path of tree nodes, typically used to represent the sequence of ancestor nodes of a tree node up to the top-level `DocCommentTree` node.
`class`
`DocTreePathScanner<R,P>`
A DocTreeVisitor that visits all the child tree nodes, and provides support for maintaining a path for the parent nodes.
`class`
`DocTrees`
Provides access to syntax trees for doc comments.
`class`
`DocTreeScanner<R,P>`
A DocTreeVisitor that visits all the child tree nodes.
`class`
`JavacTask`
Provides access to functionality specific to the JDK Java Compiler, javac.
`class`
`SimpleDocTreeVisitor<R,P>`
A simple visitor for tree nodes.
`class`
`SimpleTreeVisitor<R,P>`
A simple visitor for tree nodes.
`final class`
`TaskEvent`
Provides details about work that has been done by the JDK Java Compiler, javac.
`class`
`TreePath`
A path of tree nodes, typically used to represent the sequence of ancestor nodes of a tree node up to the top-level `CompilationUnitTree` node.
`class`
`TreePathScanner<R,P>`
A TreeVisitor that visits all the child tree nodes, and provides support for maintaining a path for the parent nodes.
`class`
`Trees`
Bridges JSR 199, JSR 269, and the Tree API.
`class`
`TreeScanner<R,P>`
A TreeVisitor that visits all the child tree nodes.
Fields in com.sun.source.util declared as Object
Modifier and Type
Field
Description
`protected final R`
SimpleDocTreeVisitor.`DEFAULT_VALUE`
The default value, returned by the `default action`.
`protected final R`
SimpleTreeVisitor.`DEFAULT_VALUE`
The default value, returned by the `default action`.

## Uses of Object in com.sun.tools.attach

Subclasses of Object in com.sun.tools.attach
Modifier and Type
Class
Description
`class`
`AgentInitializationException`
The exception thrown when an agent fails to initialize in the target Java virtual machine.
`class`
`AgentLoadException`
The exception thrown when an agent cannot be loaded into the target Java virtual machine.
`class`
`AttachNotSupportedException`
Thrown by `VirtualMachine.attach` when attempting to attach to a Java virtual machine for which a compatible `AttachProvider` does not exist.
`class`
`AttachOperationFailedException`
Exception type to signal that an attach operation failed in the target VM.
`final class`
`AttachPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`VirtualMachine`
A Java virtual machine.
`class`
`VirtualMachineDescriptor`
Describes a Java virtual machine.
Methods in com.sun.tools.attach with parameters of type Object
Modifier and Type
Method
Description
`boolean`
VirtualMachine.`equals(Object ob)`
Tests this VirtualMachine for equality with another object.
`boolean`
VirtualMachineDescriptor.`equals(Object ob)`
Tests this VirtualMachineDescriptor for equality with another object.

## Uses of Object in com.sun.tools.attach.spi

Subclasses of Object in com.sun.tools.attach.spi
Modifier and Type
Class
Description
`class`
`AttachProvider`
Attach provider class for attaching to a Java virtual machine.

## Uses of Object in com.sun.tools.javac

Subclasses of Object in com.sun.tools.javac
Modifier and Type
Class
Description
`class`
`Main`
A legacy programmatic interface for the Java Programming Language compiler, javac.

## Uses of Object in com.sun.tools.jconsole

Subclasses of Object in com.sun.tools.jconsole
Modifier and Type
Class
Description
`class`
`JConsolePlugin`
A JConsole plugin class.

## Uses of Object in java.applet

Subclasses of Object in java.applet
Modifier and Type
Class
Description
`class`
`Applet`
Deprecated, for removal: This API element is subject to removal in a future version.
The Applet API is deprecated, no replacement.
`protected class`
`Applet.AccessibleApplet`
Deprecated, for removal: This API element is subject to removal in a future version.
This class implements accessibility support for the `Applet` class.

## Uses of Object in java.awt

Subclasses of Object in java.awt
Modifier and Type
Class
Description
`final class`
`AlphaComposite`
The `AlphaComposite` class implements basic alpha compositing rules for combining source and destination colors to achieve blending and transparency effects with graphics and images.
`class`
`AWTError`
Thrown when a serious Abstract Window Toolkit error has occurred.
`class`
`AWTEvent`
The root event class for all AWT events.
`class`
`AWTEventMulticaster`
`AWTEventMulticaster` implements efficient and thread-safe multi-cast event dispatching for the AWT events defined in the `java.awt.event` package.
`class`
`AWTException`
Signals that an Abstract Window Toolkit exception has occurred.
`class`
`AWTKeyStroke`
An `AWTKeyStroke` represents a key action on the keyboard, or equivalent input device.
`final class`
`AWTPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
There is no replacement for this class.
`class`
`BasicStroke`
The `BasicStroke` class defines a basic set of rendering attributes for the outlines of graphics primitives, which are rendered with a `Graphics2D` object that has its Stroke attribute set to this `BasicStroke`.
`class`
`BorderLayout`
A border layout lays out a container, arranging and resizing its components to fit in five regions: north, south, east, west, and center.
`class`
`BufferCapabilities`
Capabilities and properties of buffers.
`static final class`
`BufferCapabilities.FlipContents`
A type-safe enumeration of the possible back buffer contents after page-flipping
`class`
`Button`
This class creates a labeled button.
`protected class`
`Button.AccessibleAWTButton`
This class implements accessibility support for the `Button` class.
`class`
`Canvas`
A `Canvas` component represents a blank rectangular area of the screen onto which the application can draw or from which the application can trap input events from the user.
`protected class`
`Canvas.AccessibleAWTCanvas`
This class implements accessibility support for the `Canvas` class.
`class`
`CardLayout`
A `CardLayout` object is a layout manager for a container.
`class`
`Checkbox`
A check box is a graphical component that can be in either an "on" (`true`) or "off" (`false`) state.
`protected class`
`Checkbox.AccessibleAWTCheckbox`
This class implements accessibility support for the `Checkbox` class.
`class`
`CheckboxGroup`
The `CheckboxGroup` class is used to group together a set of `Checkbox` buttons.
`class`
`CheckboxMenuItem`
This class represents a check box that can be included in a menu.
`protected class`
`CheckboxMenuItem.AccessibleAWTCheckboxMenuItem`
Inner class of CheckboxMenuItem used to provide default support for accessibility.
`class`
`Choice`
The `Choice` class presents a pop-up menu of choices.
`protected class`
`Choice.AccessibleAWTChoice`
This class implements accessibility support for the `Choice` class.
`class`
`Color`
The `Color` class is used to encapsulate colors in the default sRGB color space or colors in arbitrary color spaces identified by a `ColorSpace`.
`class`
`Component`
A component is an object having a graphical representation that can be displayed on the screen and that can interact with the user.
`protected class`
`Component.AccessibleAWTComponent`
Inner class of Component used to provide default support for accessibility.
`protected class`
`Component.AccessibleAWTComponent.AccessibleAWTComponentHandler`
Fire PropertyChange listener, if one is registered, when shown/hidden..
`protected class`
`Component.AccessibleAWTComponent.AccessibleAWTFocusHandler`
Fire PropertyChange listener, if one is registered, when focus events happen
`protected class`
`Component.BltBufferStrategy`
Inner class for blitting offscreen surfaces to a component.
`protected class`
`Component.FlipBufferStrategy`
Inner class for flipping buffers on a component.
`final class`
`ComponentOrientation`
The ComponentOrientation class encapsulates the language-sensitive orientation that is to be used to order the elements of a component or of text.
`class`
`Container`
A generic Abstract Window Toolkit(AWT) container object is a component that can contain other AWT components.
`protected class`
`Container.AccessibleAWTContainer`
Inner class of Container used to provide default support for accessibility.
`protected class`
`Container.AccessibleAWTContainer.AccessibleContainerHandler`
Fire `PropertyChange` listener, if one is registered, when children are added or removed.
`class`
`ContainerOrderFocusTraversalPolicy`
A FocusTraversalPolicy that determines traversal order based on the order of child Components in a Container.
`class`
`Cursor`
A class to encapsulate the bitmap representation of the mouse cursor.
`class`
`DefaultFocusTraversalPolicy`
A FocusTraversalPolicy that determines traversal order based on the order of child Components in a Container.
`class`
`DefaultKeyboardFocusManager`
The default KeyboardFocusManager for AWT applications.
`class`
`Desktop`
The `Desktop` class allows interact with various desktop capabilities.
`class`
`Dialog`
A Dialog is a top-level window with a title and a border that is typically used to take some form of input from the user.
`protected class`
`Dialog.AccessibleAWTDialog`
This class implements accessibility support for the `Dialog` class.
`class`
`Dimension`
The `Dimension` class encapsulates the width and height of a component (in integer precision) in a single object.
`final class`
`DisplayMode`
The `DisplayMode` class encapsulates the bit depth, height, width, and refresh rate of a `GraphicsDevice`.
`class`
`Event`
Deprecated.
It is recommended that `AWTEvent` and its subclasses be used instead
`class`
`EventQueue`
`EventQueue` is a platform-independent class that queues events, both from the underlying peer classes and from trusted application classes.
`class`
`FileDialog`
The `FileDialog` class displays a dialog window from which the user can select a file.
`class`
`FlowLayout`
A flow layout arranges components in a directional flow, much like lines of text in a paragraph.
`class`
`FocusTraversalPolicy`
A FocusTraversalPolicy defines the order in which Components with a particular focus cycle root are traversed.
`class`
`Font`
The `Font` class represents fonts, which are used to render text in a visible way.
`class`
`FontFormatException`
Thrown by method createFont in the `Font` class to indicate that the specified font is bad.
`class`
`FontMetrics`
The `FontMetrics` class defines a font metrics object, which encapsulates information about the rendering of a particular font on a particular screen.
`class`
`Frame`
A `Frame` is a top-level window with a title and a border.
`protected class`
`Frame.AccessibleAWTFrame`
This class implements accessibility support for the `Frame` class.
`class`
`GradientPaint`
The `GradientPaint` class provides a way to fill a `Shape` with a linear color gradient pattern.
`class`
`Graphics`
The `Graphics` class is the abstract base class for all graphics contexts that allow an application to draw onto components that are realized on various devices, as well as onto off-screen images.
`class`
`Graphics2D`
This `Graphics2D` class extends the `Graphics` class to provide more sophisticated control over geometry, coordinate transformations, color management, and text layout.
`class`
`GraphicsConfigTemplate`
The `GraphicsConfigTemplate` class is used to obtain a valid `GraphicsConfiguration`.
`class`
`GraphicsConfiguration`
The `GraphicsConfiguration` class describes the characteristics of a graphics destination such as a printer or monitor.
`class`
`GraphicsDevice`
The `GraphicsDevice` class describes the graphics devices that might be available in a particular graphics environment.
`class`
`GraphicsEnvironment`
The `GraphicsEnvironment` class describes the collection of `GraphicsDevice` objects and `Font` objects available to a Java(tm) application on a particular platform.
`class`
`GridBagConstraints`
The `GridBagConstraints` class specifies constraints for components that are laid out using the `GridBagLayout` class.
`class`
`GridBagLayout`
The `GridBagLayout` class is a flexible layout manager that aligns components vertically, horizontally or along their baseline without requiring that the components be of the same size.
`final class`
`GridBagLayoutInfo`
The `GridBagLayoutInfo` is an utility class for `GridBagLayout` layout manager.
`class`
`GridLayout`
The `GridLayout` class is a layout manager that lays out a container's components in a rectangular grid.
`class`
`HeadlessException`
Thrown when code that is dependent on a keyboard, display, or mouse is called in an environment that does not support a keyboard, display, or mouse.
`class`
`IllegalComponentStateException`
Signals that an AWT component is not in an appropriate state for the requested operation.
`class`
`Image`
The abstract class `Image` is the superclass of all classes that represent graphical images.
`class`
`ImageCapabilities`
Capabilities and properties of images.
`class`
`Insets`
An `Insets` object is a representation of the borders of a container.
`final class`
`JobAttributes`
A set of attributes which control a print job.
`static final class`
`JobAttributes.DefaultSelectionType`
A type-safe enumeration of possible default selection states.
`static final class`
`JobAttributes.DestinationType`
A type-safe enumeration of possible job destinations.
`static final class`
`JobAttributes.DialogType`
A type-safe enumeration of possible dialogs to display to the user.
`static final class`
`JobAttributes.MultipleDocumentHandlingType`
A type-safe enumeration of possible multiple copy handling states.
`static final class`
`JobAttributes.SidesType`
A type-safe enumeration of possible multi-page impositions.
`class`
`KeyboardFocusManager`
The KeyboardFocusManager is responsible for managing the active and focused Windows, and the current focus owner.
`class`
`Label`
A `Label` object is a component for placing text in a container.
`protected class`
`Label.AccessibleAWTLabel`
This class implements accessibility support for the `Label` class.
`final class`
`LinearGradientPaint`
The `LinearGradientPaint` class provides a way to fill a `Shape` with a linear color gradient pattern.
`class`
`List`
The `List` component presents the user with a scrolling list of text items.
`protected class`
`List.AccessibleAWTList`
This class implements accessibility support for the `List` class.
`protected class`
`List.AccessibleAWTList.AccessibleAWTListChild`
This class implements accessibility support for List children.
`class`
`MediaTracker`
The `MediaTracker` class is a utility class to track the status of a number of media objects.
`class`
`Menu`
A `Menu` object is a pull-down menu component that is deployed from a menu bar.
`protected class`
`Menu.AccessibleAWTMenu`
Inner class of Menu used to provide default support for accessibility.
`class`
`MenuBar`
The `MenuBar` class encapsulates the platform's concept of a menu bar bound to a frame.
`protected class`
`MenuBar.AccessibleAWTMenuBar`
Inner class of MenuBar used to provide default support for accessibility.
`class`
`MenuComponent`
The abstract class `MenuComponent` is the superclass of all menu-related components.
`protected class`
`MenuComponent.AccessibleAWTMenuComponent`
Inner class of `MenuComponent` used to provide default support for accessibility.
`class`
`MenuItem`
All items in a menu must belong to the class `MenuItem`, or one of its subclasses.
`protected class`
`MenuItem.AccessibleAWTMenuItem`
Inner class of MenuItem used to provide default support for accessibility.
`class`
`MenuShortcut`
The `MenuShortcut` class represents a keyboard accelerator for a MenuItem.
`class`
`MouseInfo`
`MouseInfo` provides methods for getting information about the mouse, such as mouse pointer location and the number of mouse buttons.
`class`
`MultipleGradientPaint`
This is the superclass for Paints which use a multiple color gradient to fill in their raster.
`final class`
`PageAttributes`
A set of attributes which control the output of a printed page.
`static final class`
`PageAttributes.ColorType`
A type-safe enumeration of possible color states.
`static final class`
`PageAttributes.MediaType`
A type-safe enumeration of possible paper sizes.
`static final class`
`PageAttributes.OrientationRequestedType`
A type-safe enumeration of possible orientations.
`static final class`
`PageAttributes.OriginType`
A type-safe enumeration of possible origins.
`static final class`
`PageAttributes.PrintQualityType`
A type-safe enumeration of possible print qualities.
`class`
`Panel`
`Panel` is the simplest container class.
`protected class`
`Panel.AccessibleAWTPanel`
This class implements accessibility support for the `Panel` class.
`class`
`Point`
A point representing a location in `(x,y)` coordinate space, specified in integer precision.
`final class`
`PointerInfo`
A class that describes the pointer position.
`class`
`Polygon`
The `Polygon` class encapsulates a description of a closed, two-dimensional region within a coordinate space.
`class`
`PopupMenu`
A class that implements a menu which can be dynamically popped up at a specified position within a component.
`protected class`
`PopupMenu.AccessibleAWTPopupMenu`
Inner class of PopupMenu used to provide default support for accessibility.
`class`
`PrintJob`
An abstract class which initiates and executes a print job.
`final class`
`RadialGradientPaint`
The `RadialGradientPaint` class provides a way to fill a shape with a circular radial color gradient pattern.
`class`
`Rectangle`
A `Rectangle` specifies an area in a coordinate space that is enclosed by the `Rectangle` object's upper-left point `(x,y)` in the coordinate space, its width, and its height.
`class`
`RenderingHints`
The `RenderingHints` class defines and manages collections of keys and associated values which allow an application to provide input into the choice of algorithms used by other classes which perform rendering and image manipulation services.
`static class`
`RenderingHints.Key`
Defines the base type of all keys used along with the `RenderingHints` class to control various algorithm choices in the rendering and imaging pipelines.
`class`
`Robot`
This class is used to generate native system input events for the purposes of test automation, self-running demos, and other applications where control of the mouse and keyboard is needed.
`class`
`Scrollbar`
The `Scrollbar` class embodies a scroll bar, a familiar user-interface object.
`protected class`
`Scrollbar.AccessibleAWTScrollBar`
This class implements accessibility support for the `Scrollbar` class.
`class`
`ScrollPane`
A container class which implements automatic horizontal and/or vertical scrolling for a single child component.
`protected class`
`ScrollPane.AccessibleAWTScrollPane`
This class implements accessibility support for the `ScrollPane` class.
`final class`
`ScrollPaneAdjustable`
This class represents the state of a horizontal or vertical scrollbar of a `ScrollPane`.
`final class`
`SplashScreen`
The splash screen can be displayed at application startup, before the Java Virtual Machine (JVM) starts.
`final class`
`SystemColor`
A class to encapsulate symbolic colors representing the color of native GUI objects on a system.
`class`
`SystemTray`
The `SystemTray` class represents the system tray for a desktop.
`class`
`Taskbar`
The `Taskbar` class allows a Java application to interact with the system task area (taskbar, Dock, etc.).
`class`
`TextArea`
A `TextArea` object is a multi-line region that displays text.
`protected class`
`TextArea.AccessibleAWTTextArea`
This class implements accessibility support for the `TextArea` class.
`class`
`TextComponent`
The `TextComponent` class is the superclass of any component that allows the editing of some text.
`protected class`
`TextComponent.AccessibleAWTTextComponent`
This class implements accessibility support for the `TextComponent` class.
`class`
`TextField`
A `TextField` object is a text component that allows for the editing of a single line of text.
`protected class`
`TextField.AccessibleAWTTextField`
This class implements accessibility support for the `TextField` class.
`class`
`TexturePaint`
The `TexturePaint` class provides a way to fill a `Shape` with a texture that is specified as a `BufferedImage`.
`class`
`Toolkit`
This class is the abstract superclass of all actual implementations of the Abstract Window Toolkit.
`class`
`TrayIcon`
A `TrayIcon` object represents a tray icon that can be added to the `system tray`.
`class`
`Window`
A `Window` object is a top-level window with no borders and no menubar.
`protected class`
`Window.AccessibleAWTWindow`
This class implements accessibility support for the `Window` class.
Classes in java.awt that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`RenderingHints`
The `RenderingHints` class defines and manages collections of keys and associated values which allow an application to provide input into the choice of algorithms used by other classes which perform rendering and image manipulation services.
`class`
`RenderingHints`
The `RenderingHints` class defines and manages collections of keys and associated values which allow an application to provide input into the choice of algorithms used by other classes which perform rendering and image manipulation services.
Fields in java.awt declared as Object
Modifier and Type
Field
Description
`Object`
Event.`arg`
Deprecated.
An arbitrary argument of the event.
`Object`
Event.`target`
Deprecated.
The target component.
`static final Object`
Image.`UndefinedProperty`
The `UndefinedProperty` object should be returned whenever a property which was not defined for a particular image is fetched.
`static final Object`
RenderingHints.`VALUE_ALPHA_INTERPOLATION_DEFAULT`
Alpha interpolation hint value -- alpha blending algorithms are chosen by the implementation for a good tradeoff of performance vs. quality.
`static final Object`
RenderingHints.`VALUE_ALPHA_INTERPOLATION_QUALITY`
Alpha interpolation hint value -- alpha blending algorithms are chosen with a preference for precision and visual quality.
`static final Object`
RenderingHints.`VALUE_ALPHA_INTERPOLATION_SPEED`
Alpha interpolation hint value -- alpha blending algorithms are chosen with a preference for calculation speed.
`static final Object`
RenderingHints.`VALUE_ANTIALIAS_DEFAULT`
Antialiasing hint value -- rendering is done with a default antialiasing mode chosen by the implementation.
`static final Object`
RenderingHints.`VALUE_ANTIALIAS_OFF`
Antialiasing hint value -- rendering is done without antialiasing.
`static final Object`
RenderingHints.`VALUE_ANTIALIAS_ON`
Antialiasing hint value -- rendering is done with antialiasing.
`static final Object`
RenderingHints.`VALUE_COLOR_RENDER_DEFAULT`
Color rendering hint value -- perform color conversion calculations as chosen by the implementation to represent the best available tradeoff between performance and accuracy.
`static final Object`
RenderingHints.`VALUE_COLOR_RENDER_QUALITY`
Color rendering hint value -- perform the color conversion calculations with the highest accuracy and visual quality.
`static final Object`
RenderingHints.`VALUE_COLOR_RENDER_SPEED`
Color rendering hint value -- perform the fastest color conversion to the format of the output device.
`static final Object`
RenderingHints.`VALUE_DITHER_DEFAULT`
Dithering hint value -- use a default for dithering chosen by the implementation.
`static final Object`
RenderingHints.`VALUE_DITHER_DISABLE`
Dithering hint value -- do not dither when rendering geometry.
`static final Object`
RenderingHints.`VALUE_DITHER_ENABLE`
Dithering hint value -- dither when rendering geometry, if needed.
`static final Object`
RenderingHints.`VALUE_FRACTIONALMETRICS_DEFAULT`
Font fractional metrics hint value -- character glyphs are positioned with accuracy chosen by the implementation.
`static final Object`
RenderingHints.`VALUE_FRACTIONALMETRICS_OFF`
Font fractional metrics hint value -- character glyphs are positioned with advance widths rounded to pixel boundaries.
`static final Object`
RenderingHints.`VALUE_FRACTIONALMETRICS_ON`
Font fractional metrics hint value -- character glyphs are positioned with sub-pixel accuracy.
`static final Object`
RenderingHints.`VALUE_INTERPOLATION_BICUBIC`
Interpolation hint value -- the color samples of 9 nearby integer coordinate samples in the image are interpolated using a cubic function in both `X` and `Y` to produce a color sample.
`static final Object`
RenderingHints.`VALUE_INTERPOLATION_BILINEAR`
Interpolation hint value -- the color samples of the 4 nearest neighboring integer coordinate samples in the image are interpolated linearly to produce a color sample.
`static final Object`
RenderingHints.`VALUE_INTERPOLATION_NEAREST_NEIGHBOR`
Interpolation hint value -- the color sample of the nearest neighboring integer coordinate sample in the image is used.
`static final Object`
RenderingHints.`VALUE_RENDER_DEFAULT`
Rendering hint value -- rendering algorithms are chosen by the implementation for a good tradeoff of performance vs. quality.
`static final Object`
RenderingHints.`VALUE_RENDER_QUALITY`
Rendering hint value -- rendering algorithms are chosen with a preference for output quality.
`static final Object`
RenderingHints.`VALUE_RENDER_SPEED`
Rendering hint value -- rendering algorithms are chosen with a preference for output speed.
`static final Object`
RenderingHints.`VALUE_RESOLUTION_VARIANT_BASE`
Image resolution variant hint value -- the standard resolution of an image is always used.
`static final Object`
RenderingHints.`VALUE_RESOLUTION_VARIANT_DEFAULT`
Image resolution variant hint value -- an image resolution variant is chosen based on a default heuristic which may depend on the policies of the platform
`static final Object`
RenderingHints.`VALUE_RESOLUTION_VARIANT_DPI_FIT`
Image resolution variant hint value -- an image resolution variant is chosen based only on the DPI of the screen.
`static final Object`
RenderingHints.`VALUE_RESOLUTION_VARIANT_SIZE_FIT`
Image resolution variant hint value -- an image resolution variant is chosen based on the DPI of the screen and the transform in the Graphics2D context.
`static final Object`
RenderingHints.`VALUE_STROKE_DEFAULT`
Stroke normalization control hint value -- geometry may be modified or left pure depending on the tradeoffs in a given implementation.
`static final Object`
RenderingHints.`VALUE_STROKE_NORMALIZE`
Stroke normalization control hint value -- geometry should be normalized to improve uniformity or spacing of lines and overall aesthetics.
`static final Object`
RenderingHints.`VALUE_STROKE_PURE`
Stroke normalization control hint value -- geometry should be left unmodified and rendered with sub-pixel accuracy.
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_DEFAULT`
Text antialiasing hint value -- text rendering is done according to the `RenderingHints.KEY_ANTIALIASING` hint or a default chosen by the implementation.
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_GASP`
Text antialiasing hint value -- text rendering is requested to use information in the font resource which specifies for each point size whether to apply `RenderingHints.VALUE_TEXT_ANTIALIAS_ON` or `RenderingHints.VALUE_TEXT_ANTIALIAS_OFF`.
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_LCD_HBGR`
Text antialiasing hint value -- request that text be displayed optimised for an LCD display with subpixels in order from display left to right of B,G,R such that the horizontal subpixel resolution is three times that of the full pixel horizontal resolution (HBGR).
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_LCD_HRGB`
Text antialiasing hint value -- request that text be displayed optimised for an LCD display with subpixels in order from display left to right of R,G,B such that the horizontal subpixel resolution is three times that of the full pixel horizontal resolution (HRGB).
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_LCD_VBGR`
Text antialiasing hint value -- request that text be displayed optimised for an LCD display with subpixel organisation from display top to bottom of B,G,R such that the vertical subpixel resolution is three times that of the full pixel vertical resolution (VBGR).
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_LCD_VRGB`
Text antialiasing hint value -- request that text be displayed optimised for an LCD display with subpixel organisation from display top to bottom of R,G,B such that the vertical subpixel resolution is three times that of the full pixel vertical resolution (VRGB).
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_OFF`
Text antialiasing hint value -- text rendering is done without any form of antialiasing.
`static final Object`
RenderingHints.`VALUE_TEXT_ANTIALIAS_ON`
Text antialiasing hint value -- text rendering is done with some form of antialiasing.
Fields in java.awt with type parameters of type Object
Modifier and Type
Field
Description
`protected final Map<String,Object>`
Toolkit.`desktopProperties`
The desktop properties.
Methods in java.awt that return Object
Modifier and Type
Method
Description
`Object`
BufferCapabilities.`clone()`
`Object`
GridBagConstraints.`clone()`
Creates a copy of this grid bag constraint.
`Object`
ImageCapabilities.`clone()`
`Object`
Insets.`clone()`
Create a copy of this object.
`Object`
JobAttributes.`clone()`
Creates and returns a copy of this `JobAttributes`.
`Object`
PageAttributes.`clone()`
Creates and returns a copy of this PageAttributes.
`Object`
RenderingHints.`clone()`
Creates a clone of this `RenderingHints` object that has the same contents as this `RenderingHints` object.
`Object`
RenderingHints.`get(Object key)`
Returns the value to which the specified key is mapped.
`Object`
BorderLayout.`getConstraints(Component comp)`
Gets the constraints for the specified component
`final Object`
Toolkit.`getDesktopProperty(String propertyName)`
Obtains a value for the specified desktop property.
`Object[]`
MediaTracker.`getErrorsAny()`
Returns a list of all media that have encountered an error.
`Object[]`
MediaTracker.`getErrorsID(int id)`
Returns a list of media with the specified ID that have encountered an error.
`abstract Object`
Image.`getProperty(String name, ImageObserver observer)`
Gets a property of this image by name.
`abstract Object`
Graphics2D.`getRenderingHint(RenderingHints.Key hintKey)`
Returns the value of a single preference for the rendering algorithms.
`Object[]`
Checkbox.`getSelectedObjects()`
Returns an array (length 1) containing the checkbox label or null if the checkbox is not selected.
`Object[]`
CheckboxMenuItem.`getSelectedObjects()`
Returns the array (length 1) containing the checkbox menu item label or null if the checkbox is not selected.
`Object[]`
Choice.`getSelectedObjects()`
Returns an array (length 1) containing the currently selected item.
`Object[]`
ItemSelectable.`getSelectedObjects()`
Returns the selected items or `null` if no items are selected.
`Object[]`
List.`getSelectedObjects()`
Gets the selected items on this scrolling list in an array of Objects.
`final Object`
Component.`getTreeLock()`
Gets this component's locking object (the object that owns the thread synchronization monitor) for AWT component-tree and layout operations.
`protected final Object`
MenuComponent.`getTreeLock()`
Gets this component's locking object (the object that owns the thread synchronization monitor) for AWT component-tree and layout operations.
`protected Object`
Toolkit.`lazilyLoadDesktopProperty(String name)`
An opportunity to lazily evaluate desktop property values.
`Object`
RenderingHints.`put(Object key, Object value)`
Maps the specified `key` to the specified `value` in this `RenderingHints` object.
`protected Object`
AWTKeyStroke.`readResolve()`
Returns a cached instance of `AWTKeyStroke` (or a subclass of `AWTKeyStroke`) which is equal to this instance.
`Object`
RenderingHints.`remove(Object key)`
Removes the key and its corresponding value from this `RenderingHints` object.
Methods in java.awt that return types with arguments of type Object
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
RenderingHints.`entrySet()`
Returns a `Set` view of the mappings contained in this `RenderingHints`.
`Set<Map.Entry<Object,Object>>`
RenderingHints.`entrySet()`
Returns a `Set` view of the mappings contained in this `RenderingHints`.
`Set<Object>`
RenderingHints.`keySet()`
Returns a `Set` view of the Keys contained in this `RenderingHints`.
`Collection<Object>`
RenderingHints.`values()`
Returns a `Collection` view of the values contained in this `RenderingHints`.
Methods in java.awt with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Component.`action(Event evt, Object what)`
Deprecated.
As of JDK version 1.1, should register this component as ActionListener on component which fires action events.
`void`
Container.`add(Component comp, Object constraints)`
Adds the specified component to the end of this container.
`void`
Container.`add(Component comp, Object constraints, int index)`
Adds the specified component to this container with the specified constraints at the specified index.
`protected void`
Container.`addImpl(Component comp, Object constraints, int index)`
Adds the specified component to this container at the specified index.
`protected final void`
ScrollPane.`addImpl(Component comp, Object constraints, int index)`
Adds the specified component to this scroll pane container.
`void`
BorderLayout.`addLayoutComponent(Component comp, Object constraints)`
Adds the specified component to the layout, using the specified constraint object.
`void`
CardLayout.`addLayoutComponent(Component comp, Object constraints)`
Adds the specified component to this card layout's internal table of names.
`void`
GridBagLayout.`addLayoutComponent(Component comp, Object constraints)`
Adds the specified component to the layout, using the specified `constraints` object.
`void`
LayoutManager2.`addLayoutComponent(Component comp, Object constraints)`
Adds the specified component to the layout, using the specified constraint object.
`boolean`
RenderingHints.`containsKey(Object key)`
Returns `true` if this `RenderingHints` contains a mapping for the specified key.
`boolean`
RenderingHints.`containsValue(Object value)`
Returns true if this RenderingHints maps one or more keys to the specified value.
`boolean`
AlphaComposite.`equals(Object obj)`
Determines whether the specified object is equal to this `AlphaComposite`.
`final boolean`
AWTKeyStroke.`equals(Object anObject)`
Returns true if this object is identical to the specified object.
`boolean`
BasicStroke.`equals(Object obj)`
Tests if a specified object is equal to this `BasicStroke` by first testing if it is a `BasicStroke` and then comparing its width, join, cap, miter limit, dash, and dash phase attributes with those of this `BasicStroke`.
`boolean`
Color.`equals(Object obj)`
Determines whether another object is equal to this `Color`.
`boolean`
Dimension.`equals(Object obj)`
Checks whether two dimension objects have equal values.
`boolean`
Font.`equals(Object obj)`
Compares this `Font` object to the specified `Object`.
`boolean`
Insets.`equals(Object obj)`
Checks whether two insets objects are equal.
`boolean`
JobAttributes.`equals(Object obj)`
Determines whether two JobAttributes are equal to each other.
`boolean`
MenuShortcut.`equals(Object obj)`
Returns whether this MenuShortcut is the same as another: equality is defined to mean that both MenuShortcuts use the same key and both either use or don't use the SHIFT key.
`boolean`
PageAttributes.`equals(Object obj)`
Determines whether two PageAttributes are equal to each other.
`boolean`
Point.`equals(Object obj)`
Determines whether or not two points are equal.
`boolean`
Rectangle.`equals(Object obj)`
Checks whether two rectangles are equal.
`boolean`
RenderingHints.`equals(Object o)`
Compares the specified `Object` with this `RenderingHints` for equality.
`final boolean`
RenderingHints.Key.`equals(Object o)`
The equals method for all Key objects will return the same result as the equality operator '=='.
`protected void`
Component.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Support for reporting bound property changes for Object properties.
`protected void`
KeyboardFocusManager.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Fires a PropertyChangeEvent in response to a change in a bound property.
`protected void`
KeyboardFocusManager.`fireVetoableChange(String propertyName, Object oldValue, Object newValue)`
Fires a PropertyChangeEvent in response to a change in a vetoable property.
`Object`
RenderingHints.`get(Object key)`
Returns the value to which the specified key is mapped.
`Component`
BorderLayout.`getLayoutComponent(Container target, Object constraints)`
Returns the component that corresponds to the given constraint location based on the target `Container`'s component orientation.
`Component`
BorderLayout.`getLayoutComponent(Object constraints)`
Gets the component that was added using the given constraint
`boolean`
Component.`gotFocus(Event evt, Object what)`
Deprecated.
As of JDK version 1.1, replaced by processFocusEvent(FocusEvent).
`abstract boolean`
RenderingHints.Key.`isCompatibleValue(Object val)`
Returns true if the specified object is a valid value for this Key.
`boolean`
Component.`lostFocus(Event evt, Object what)`
Deprecated.
As of JDK version 1.1, replaced by processFocusEvent(FocusEvent).
`Object`
RenderingHints.`put(Object key, Object value)`
Maps the specified `key` to the specified `value` in this `RenderingHints` object.
`Object`
RenderingHints.`remove(Object key)`
Removes the key and its corresponding value from this `RenderingHints` object.
`protected final void`
Toolkit.`setDesktopProperty(String name, Object newValue)`
Sets the named desktop property to the specified value and fires a property change event to notify any listeners that the value has changed.
`abstract void`
Graphics2D.`setRenderingHint(RenderingHints.Key hintKey, Object hintValue)`
Sets the value of a single preference for the rendering algorithms.
`void`
AWTEvent.`setSource(Object newSource)`
Retargets an event to a new source.
Constructors in java.awt with parameters of type Object
Modifier
Constructor
Description
``
`AWTEvent(Object source, int id)`
Constructs an AWTEvent object with the specified source object and type.
``
`Event(Object target, int id, Object arg)`
Deprecated.
NOTE: The `Event` class is obsolete and is available only for backwards compatibility.
``
`Event(Object target, long when, int id, int x, int y, int key, int modifiers)`
Deprecated.
NOTE: The `Event` class is obsolete and is available only for backwards compatibility.
``
`Event(Object target, long when, int id, int x, int y, int key, int modifiers, Object arg)`
Deprecated.
NOTE: The `Event` class is obsolete and is available only for backwards compatibility.
``
`RenderingHints(RenderingHints.Key key, Object value)`
Constructs a new object with the specified key/value pair.

## Uses of Object in java.awt.color

Subclasses of Object in java.awt.color
Modifier and Type
Class
Description
`class`
`CMMException`
This exception is thrown if the native CMM returns an error.
`class`
`ColorSpace`
This abstract class is used to serve as a color space tag to identify the specific color space of a `Color` object or, via a `ColorModel` object, of an `Image`, a `BufferedImage`, or a `GraphicsDevice`.
`class`
`ICC_ColorSpace`
The `ICC_ColorSpace` class is an implementation of the abstract `ColorSpace` class.
`class`
`ICC_Profile`
A representation of color profile data for device independent and device dependent color spaces based on the International Color Consortium Specification ICC.1:2001-12, File Format for Color Profiles, (see https://www.color.org).
`final class`
`ICC_ProfileGray`
The `ICC_ProfileGray` class is a subclass of the `ICC_Profile` class that represents profiles which meet the following criteria: the color space type of the profile is `TYPE_GRAY` and the profile includes the `grayTRCTag` and `mediaWhitePointTag` tags.
`final class`
`ICC_ProfileRGB`
The `ICC_ProfileRGB` class is a subclass of the `ICC_Profile` class that represents profiles which meet the following criteria: the profile's color space type is RGB, and the profile includes the `redColorantTag`, `greenColorantTag`, `blueColorantTag`, `redTRCTag`, `greenTRCTag`, `blueTRCTag`, `mediaWhitePointTag` tags.
`class`
`ProfileDataException`
This exception is thrown when an error occurs in accessing or processing an `ICC_Profile` object.
Methods in java.awt.color that return Object
Modifier and Type
Method
Description
`protected Object`
ICC_Profile.`readResolve()`
Resolves instances being deserialized into instances registered with CMM.

## Uses of Object in java.awt.datatransfer

Subclasses of Object in java.awt.datatransfer
Modifier and Type
Class
Description
`class`
`Clipboard`
A class that implements a mechanism to transfer data using cut/copy/paste operations.
`class`
`DataFlavor`
A `DataFlavor` provides meta information about data.
`class`
`FlavorEvent`
`FlavorEvent` is used to notify interested parties that available `DataFlavor`s have changed in the `Clipboard` (the event source).
`class`
`MimeTypeParseException`
A class to encapsulate MimeType parsing related exceptions.
`class`
`StringSelection`
A `Transferable` which implements the capability required to transfer a `String`.
`final class`
`SystemFlavorMap`
The SystemFlavorMap is a configurable map between "natives" (Strings), which correspond to platform-specific data formats, and "flavors" (DataFlavors), which correspond to platform-independent MIME types.
`class`
`UnsupportedFlavorException`
Signals that the requested data is not supported in this flavor.
Methods in java.awt.datatransfer that return Object
Modifier and Type
Method
Description
`Object`
DataFlavor.`clone()`
Returns a clone of this `DataFlavor`.
`Object`
Clipboard.`getData(DataFlavor flavor)`
Returns an object representing the current contents of this clipboard in the specified `DataFlavor`.
`Object`
StringSelection.`getTransferData(DataFlavor flavor)`
Returns the `Transferable`'s data in the requested `DataFlavor` if possible.
`Object`
Transferable.`getTransferData(DataFlavor flavor)`
Returns an object which represents the data to be transferred.
Methods in java.awt.datatransfer with parameters of type Object
Modifier and Type
Method
Description
`boolean`
DataFlavor.`equals(Object o)`
Indicates whether some other object is "equal to" this one.
`Transferable`
Clipboard.`getContents(Object requestor)`
Returns a transferable object representing the current contents of the clipboard.

## Uses of Object in java.awt.desktop

Subclasses of Object in java.awt.desktop
Modifier and Type
Class
Description
`final class`
`AboutEvent`
Event sent when the application is asked to open its about window.
`class`
`AppEvent`
AppEvents are sent to listeners and handlers installed on the `Desktop` instance of the current desktop context.
`final class`
`AppForegroundEvent`
Event sent when the application has become the foreground app, and when it is no longer the foreground app.
`final class`
`AppHiddenEvent`
Event sent when the application has been hidden or shown.
`final class`
`AppReopenedEvent`
Event sent when the application is asked to re-open itself.
`class`
`FilesEvent`
Auxiliary event containing a list of files.
`final class`
`OpenFilesEvent`
Event sent when the app is asked to open a list of files.
`final class`
`OpenURIEvent`
Event sent when the app is asked to open a `URI`.
`final class`
`PreferencesEvent`
Event sent when the application is asked to open its preferences window.
`final class`
`PrintFilesEvent`
Event sent when the app is asked to print a list of files.
`final class`
`QuitEvent`
Event sent when the application is asked to quit.
`final class`
`ScreenSleepEvent`
Event sent when the displays attached to the system enter and exit power save sleep.
`final class`
`SystemSleepEvent`
Event sent when the system enters and exits power save sleep.
`final class`
`UserSessionEvent`
Event sent when the user session has been changed.

## Uses of Object in java.awt.dnd

Subclasses of Object in java.awt.dnd
Modifier and Type
Class
Description
`final class`
`DnDConstants`
This class contains constant values representing the type of action(s) to be performed by a Drag and Drop operation.
`class`
`DragGestureEvent`
A `DragGestureEvent` is passed to `DragGestureListener`'s dragGestureRecognized() method when a particular `DragGestureRecognizer` detects that a platform dependent drag initiating gesture has occurred on the `Component` that it is tracking.
`class`
`DragGestureRecognizer`
The `DragGestureRecognizer` is an abstract base class for the specification of a platform-dependent listener that can be associated with a particular `Component` in order to identify platform-dependent drag initiating gestures.
`class`
`DragSource`
The `DragSource` is the entity responsible for the initiation of the Drag and Drop operation, and may be used in a number of scenarios: 1 default instance per JVM for the lifetime of that JVM.
`class`
`DragSourceAdapter`
An abstract adapter class for receiving drag source events.
`class`
`DragSourceContext`
The `DragSourceContext` class is responsible for managing the initiator side of the Drag and Drop protocol.
`class`
`DragSourceDragEvent`
The `DragSourceDragEvent` is delivered from the `DragSourceContextPeer`, via the `DragSourceContext`, to the `DragSourceListener` registered with that `DragSourceContext` and with its associated `DragSource`.
`class`
`DragSourceDropEvent`
The `DragSourceDropEvent` is delivered from the `DragSourceContextPeer`, via the `DragSourceContext`, to the `dragDropEnd` method of `DragSourceListener`s registered with that `DragSourceContext` and with its associated `DragSource`.
`class`
`DragSourceEvent`
This class is the base class for `DragSourceDragEvent` and `DragSourceDropEvent`.
`class`
`DropTarget`
The `DropTarget` is associated with a `Component` when that `Component` wishes to accept drops during Drag and Drop operations.
`protected static class`
`DropTarget.DropTargetAutoScroller`
this protected nested class implements autoscrolling
`class`
`DropTargetAdapter`
An abstract adapter class for receiving drop target events.
`final class`
`DropTargetContext`
A `DropTargetContext` is created whenever the logical cursor associated with a Drag and Drop operation coincides with the visible geometry of a `Component` associated with a `DropTarget`.
`protected class`
`DropTargetContext.TransferableProxy`
`TransferableProxy` is a helper inner class that implements `Transferable` interface and serves as a proxy for another `Transferable` object which represents data transfer for a particular drag-n-drop operation.
`class`
`DropTargetDragEvent`
The `DropTargetDragEvent` is delivered to a `DropTargetListener` via its dragEnter() and dragOver() methods.
`class`
`DropTargetDropEvent`
The `DropTargetDropEvent` is delivered via the `DropTargetListener` drop() method.
`class`
`DropTargetEvent`
The `DropTargetEvent` is the base class for both the `DropTargetDragEvent` and the `DropTargetDropEvent`.
`class`
`InvalidDnDOperationException`
This exception is thrown by various methods in the java.awt.dnd package.
`class`
`MouseDragGestureRecognizer`
This abstract subclass of `DragGestureRecognizer` defines a `DragGestureRecognizer` for mouse-based gestures.
Methods in java.awt.dnd that return Object
Modifier and Type
Method
Description
`Object`
DropTargetContext.TransferableProxy.`getTransferData(DataFlavor df)`
Returns an object which represents the data provided by the encapsulated transferable for the requested data flavor.
`Object[]`
DragGestureEvent.`toArray()`
Returns an `Object` array of the events comprising the drag gesture.
`Object[]`
DragGestureEvent.`toArray(Object[] array)`
Returns an array of the events comprising the drag gesture.
Methods in java.awt.dnd with parameters of type Object
Modifier and Type
Method
Description
`Object[]`
DragGestureEvent.`toArray(Object[] array)`
Returns an array of the events comprising the drag gesture.

## Uses of Object in java.awt.event

Subclasses of Object in java.awt.event
Modifier and Type
Class
Description
`class`
`ActionEvent`
A semantic event which indicates that a component-defined action occurred.
`class`
`AdjustmentEvent`
The adjustment event emitted by Adjustable objects like `Scrollbar` and `ScrollPane`.
`class`
`AWTEventListenerProxy`
A class which extends the `EventListenerProxy` specifically for adding an `AWTEventListener` for a specific event mask.
`class`
`ComponentAdapter`
An abstract adapter class for receiving component events.
`class`
`ComponentEvent`
A low-level event which indicates that a component moved, changed size, or changed visibility (also, the root class for the other component-level events).
`class`
`ContainerAdapter`
An abstract adapter class for receiving container events.
`class`
`ContainerEvent`
A low-level event which indicates that a container's contents changed because a component was added or removed.
`class`
`FocusAdapter`
An abstract adapter class for receiving keyboard focus events.
`class`
`FocusEvent`
A low-level event which indicates that a Component has gained or lost the input focus.
`class`
`HierarchyBoundsAdapter`
An abstract adapter class for receiving ancestor moved and resized events.
`class`
`HierarchyEvent`
An event which indicates a change to the `Component` hierarchy to which `Component` belongs.
`class`
`InputEvent`
The root event class for all component-level input events.
`class`
`InputMethodEvent`
Input method events contain information about text that is being composed using an input method.
`class`
`InvocationEvent`
An event which executes the `run()` method on a `Runnable` when dispatched by the AWT event dispatcher thread.
`class`
`ItemEvent`
A semantic event which indicates that an item was selected or deselected.
`class`
`KeyAdapter`
An abstract adapter class for receiving keyboard events.
`class`
`KeyEvent`
An event which indicates that a keystroke occurred in a component.
`class`
`MouseAdapter`
An abstract adapter class for receiving mouse events.
`class`
`MouseEvent`
An event which indicates that a mouse action occurred in a component.
`class`
`MouseMotionAdapter`
An abstract adapter class for receiving mouse motion events.
`class`
`MouseWheelEvent`
An event which indicates that the mouse wheel was rotated in a component.
`class`
`PaintEvent`
The component-level paint event.
`class`
`TextEvent`
A semantic event which indicates that an object's text changed.
`class`
`WindowAdapter`
An abstract adapter class for receiving window events.
`class`
`WindowEvent`
A low-level event that indicates that a window has changed its status.
Fields in java.awt.event declared as Object
Modifier and Type
Field
Description
`protected Object`
InvocationEvent.`notifier`
The (potentially null) Object whose notifyAll() method will be called immediately after the Runnable.run() method has returned or thrown an exception or after the event was disposed.
Methods in java.awt.event that return Object
Modifier and Type
Method
Description
`Object`
ItemEvent.`getItem()`
Returns the item affected by the event.
Constructors in java.awt.event with parameters of type Object
Modifier
Constructor
Description
``
`ActionEvent(Object source, int id, String command)`
Constructs an `ActionEvent` object.
``
`ActionEvent(Object source, int id, String command, int modifiers)`
Constructs an `ActionEvent` object with modifier keys.
``
`ActionEvent(Object source, int id, String command, long when, int modifiers)`
Constructs an `ActionEvent` object with the specified modifier keys and timestamp.
`protected`
`InvocationEvent(Object source, int id, Runnable runnable, Object notifier, boolean catchThrowables)`
Constructs an `InvocationEvent` with the specified source and ID which will execute the runnable's `run()` method when dispatched.
``
`InvocationEvent(Object source, Runnable runnable)`
Constructs an `InvocationEvent` with the specified source which will execute the runnable's `run()` method when dispatched.
``
`InvocationEvent(Object source, Runnable runnable, Object notifier, boolean catchThrowables)`
Constructs an `InvocationEvent` with the specified source which will execute the runnable's `run()` method when dispatched.
``
`InvocationEvent(Object source, Runnable runnable, Runnable listener, boolean catchThrowables)`
Constructs an `InvocationEvent` with the specified source which will execute the runnable's `run()` method when dispatched.
``
`ItemEvent(ItemSelectable source, int id, Object item, int stateChange)`
Constructs an `ItemEvent` object.
``
`TextEvent(Object source, int id)`
Constructs a `TextEvent` object.

## Uses of Object in java.awt.font

Subclasses of Object in java.awt.font
Modifier and Type
Class
Description
`class`
`FontRenderContext`
The `FontRenderContext` class is a container for the information needed to correctly measure text.
`final class`
`GlyphJustificationInfo`
The `GlyphJustificationInfo` class represents information about the justification properties of a glyph.
`final class`
`GlyphMetrics`
The `GlyphMetrics` class represents information for a single glyph.
`class`
`GlyphVector`
A `GlyphVector` object is a collection of glyphs containing geometric information for the placement of each glyph in a transformed coordinate space which corresponds to the device on which the `GlyphVector` is ultimately displayed.
`class`
`GraphicAttribute`
This class is used with the CHAR_REPLACEMENT attribute.
`final class`
`ImageGraphicAttribute`
The `ImageGraphicAttribute` class is an implementation of `GraphicAttribute` which draws images in a `TextLayout`.
`class`
`LayoutPath`
LayoutPath provides a mapping between locations relative to the baseline and points in user space.
`final class`
`LineBreakMeasurer`
The `LineBreakMeasurer` class allows styled text to be broken into lines (or segments) that fit within a particular visual advance.
`class`
`LineMetrics`
The `LineMetrics` class allows access to the metrics needed to layout characters along a line and to layout of a set of lines.
`final class`
`NumericShaper`
The `NumericShaper` class is used to convert Latin-1 (European) digits to other Unicode decimal digits.
`final class`
`ShapeGraphicAttribute`
The `ShapeGraphicAttribute` class is an implementation of `GraphicAttribute` that draws shapes in a `TextLayout`.
`final class`
`TextAttribute`
The `TextAttribute` class defines attribute keys and attribute values used for text rendering.
`final class`
`TextHitInfo`
The `TextHitInfo` class represents a character position in a text model, and a bias, or "side," of the character.
`final class`
`TextLayout`
`TextLayout` is an immutable graphical representation of styled character data.
`static class`
`TextLayout.CaretPolicy`
Defines a policy for determining the strong caret location.
`final class`
`TextMeasurer`
The `TextMeasurer` class provides the primitive operations needed for line break: measuring up to a given advance, determining the advance of a range of characters, and generating a `TextLayout` for a range of characters.
`final class`
`TransformAttribute`
The `TransformAttribute` class provides an immutable wrapper for a transform so that it is safe to use as an attribute.
Methods in java.awt.font that return Object
Modifier and Type
Method
Description
`protected Object`
TextLayout.`clone()`
Creates a copy of this `TextLayout`.
`protected Object`
TextMeasurer.`clone()`
`Object`
FontRenderContext.`getAntiAliasingHint()`
Return the text anti-aliasing rendering mode hint used in this `FontRenderContext`.
`Object`
FontRenderContext.`getFractionalMetricsHint()`
Return the text fractional metrics rendering mode hint used in this `FontRenderContext`.
`protected Object`
TextAttribute.`readResolve()`
Resolves instances being deserialized to the predefined constants.
Methods in java.awt.font with parameters of type Object
Modifier and Type
Method
Description
`boolean`
FontRenderContext.`equals(Object obj)`
Return true if obj is an instance of FontRenderContext and has the same transform, antialiasing, and fractional metrics values as this.
`boolean`
ImageGraphicAttribute.`equals(Object rhs)`
Compares this `ImageGraphicAttribute` to the specified `Object`.
`boolean`
NumericShaper.`equals(Object o)`
Returns `true` if the specified object is an instance of `NumericShaper` and shapes identically to this one, regardless of the range representations, the bit mask or the enum.
`boolean`
ShapeGraphicAttribute.`equals(Object rhs)`
Compares this `ShapeGraphicAttribute` to the specified `Object`.
`boolean`
TextHitInfo.`equals(Object obj)`
Returns `true` if the specified `Object` is a `TextHitInfo` and equals this `TextHitInfo`.
`boolean`
TransformAttribute.`equals(Object rhs)`
Returns `true` if rhs is a `TransformAttribute` whose transform is equal to this `TransformAttribute`'s transform.
Constructors in java.awt.font with parameters of type Object
Modifier
Constructor
Description
``
`FontRenderContext(AffineTransform tx, Object aaHint, Object fmHint)`
Constructs a `FontRenderContext` object from an optional `AffineTransform` and two `Object` values that determine if the newly constructed object has anti-aliasing or fractional metrics.

## Uses of Object in java.awt.geom

Subclasses of Object in java.awt.geom
Modifier and Type
Class
Description
`class`
`AffineTransform`
The `AffineTransform` class represents a 2D affine transform that performs a linear mapping from 2D coordinates to other 2D coordinates that preserves the "straightness" and "parallelness" of lines.
`class`
`Arc2D`
`Arc2D` is the abstract superclass for all objects that store a 2D arc defined by a framing rectangle, start angle, angular extent (length of the arc), and a closure type (`OPEN`, `CHORD`, or `PIE`).
`static class`
`Arc2D.Double`
This class defines an arc specified in `double` precision.
`static class`
`Arc2D.Float`
This class defines an arc specified in `float` precision.
`class`
`Area`
An `Area` object stores and manipulates a resolution-independent description of an enclosed area of 2-dimensional space.
`class`
`CubicCurve2D`
The `CubicCurve2D` class defines a cubic parametric curve segment in `(x,y)` coordinate space.
`static class`
`CubicCurve2D.Double`
A cubic parametric curve segment specified with `double` coordinates.
`static class`
`CubicCurve2D.Float`
A cubic parametric curve segment specified with `float` coordinates.
`class`
`Dimension2D`
The `Dimension2D` class is to encapsulate a width and a height dimension.
`class`
`Ellipse2D`
The `Ellipse2D` class describes an ellipse that is defined by a framing rectangle.
`static class`
`Ellipse2D.Double`
The `Double` class defines an ellipse specified in `double` precision.
`static class`
`Ellipse2D.Float`
The `Float` class defines an ellipse specified in `float` precision.
`class`
`FlatteningPathIterator`
The `FlatteningPathIterator` class returns a flattened view of another `PathIterator` object.
`final class`
`GeneralPath`
The `GeneralPath` class represents a geometric path constructed from straight lines, and quadratic and cubic (Bézier) curves.
`class`
`IllegalPathStateException`
The `IllegalPathStateException` represents an exception that is thrown if an operation is performed on a path that is in an illegal state with respect to the particular operation being performed, such as appending a path segment to a `GeneralPath` without an initial moveto.
`class`
`Line2D`
This `Line2D` represents a line segment in `(x,y)` coordinate space.
`static class`
`Line2D.Double`
A line segment specified with double coordinates.
`static class`
`Line2D.Float`
A line segment specified with float coordinates.
`class`
`NoninvertibleTransformException`
The `NoninvertibleTransformException` class represents an exception that is thrown if an operation is performed requiring the inverse of an `AffineTransform` object but the `AffineTransform` is in a non-invertible state.
`class`
`Path2D`
The `Path2D` class provides a simple, yet flexible shape which represents an arbitrary geometric path.
`static class`
`Path2D.Double`
The `Double` class defines a geometric path with coordinates stored in double precision floating point.
`static class`
`Path2D.Float`
The `Float` class defines a geometric path with coordinates stored in single precision floating point.
`class`
`Point2D`
The `Point2D` class defines a point representing a location in `(x,y)` coordinate space.
`static class`
`Point2D.Double`
The `Double` class defines a point specified in `double` precision.
`static class`
`Point2D.Float`
The `Float` class defines a point specified in float precision.
`class`
`QuadCurve2D`
The `QuadCurve2D` class defines a quadratic parametric curve segment in `(x,y)` coordinate space.
`static class`
`QuadCurve2D.Double`
A quadratic parametric curve segment specified with `double` coordinates.
`static class`
`QuadCurve2D.Float`
A quadratic parametric curve segment specified with `float` coordinates.
`class`
`Rectangle2D`
The `Rectangle2D` class describes a rectangle defined by a location `(x,y)` and dimension `(w x h)`.
`static class`
`Rectangle2D.Double`
The `Double` class defines a rectangle specified in double coordinates.
`static class`
`Rectangle2D.Float`
The `Float` class defines a rectangle specified in float coordinates.
`class`
`RectangularShape`
`RectangularShape` is the base class for a number of `Shape` objects whose geometry is defined by a rectangular frame.
`class`
`RoundRectangle2D`
The `RoundRectangle2D` class defines a rectangle with rounded corners defined by a location `(x,y)`, a dimension `(w x h)`, and the width and height of an arc with which to round the corners.
`static class`
`RoundRectangle2D.Double`
The `Double` class defines a rectangle with rounded corners all specified in `double` coordinates.
`static class`
`RoundRectangle2D.Float`
The `Float` class defines a rectangle with rounded corners all specified in `float` coordinates.
Methods in java.awt.geom that return Object
Modifier and Type
Method
Description
`Object`
AffineTransform.`clone()`
Returns a copy of this `AffineTransform` object.
`Object`
Area.`clone()`
Returns an exact copy of this `Area` object.
`Object`
CubicCurve2D.`clone()`
Creates a new object of the same class as this object.
`Object`
Dimension2D.`clone()`
Creates a new object of the same class as this object.
`Object`
Line2D.`clone()`
Creates a new object of the same class as this object.
`abstract Object`
Path2D.`clone()`
Creates a new object of the same class as this object.
`final Object`
Path2D.Double.`clone()`
Creates a new object of the same class as this object.
`final Object`
Path2D.Float.`clone()`
Creates a new object of the same class as this object.
`Object`
Point2D.`clone()`
Creates a new object of the same class and with the same contents as this object.
`Object`
QuadCurve2D.`clone()`
Creates a new object of the same class and with the same contents as this object.
`Object`
RectangularShape.`clone()`
Creates a new object of the same class and with the same contents as this object.
Methods in java.awt.geom with parameters of type Object
Modifier and Type
Method
Description
`boolean`
AffineTransform.`equals(Object obj)`
Returns `true` if this `AffineTransform` represents the same affine coordinate transform as the specified argument.
`boolean`
Arc2D.`equals(Object obj)`
Determines whether or not the specified `Object` is equal to this `Arc2D`.
`boolean`
Ellipse2D.`equals(Object obj)`
Determines whether or not the specified `Object` is equal to this `Ellipse2D`.
`boolean`
Point2D.`equals(Object obj)`
Determines whether or not two points are equal.
`boolean`
Rectangle2D.`equals(Object obj)`
Determines whether or not the specified `Object` is equal to this `Rectangle2D`.
`boolean`
RoundRectangle2D.`equals(Object obj)`
Determines whether or not the specified `Object` is equal to this `RoundRectangle2D`.

## Uses of Object in java.awt.im

Subclasses of Object in java.awt.im
Modifier and Type
Class
Description
`class`
`InputContext`
Provides methods to control text input facilities such as input methods and keyboard layouts.
`class`
`InputMethodHighlight`
An InputMethodHighlight is used to describe the highlight attributes of text being composed.
`final class`
`InputSubset`
Defines additional Unicode subsets for use by input methods.
Methods in java.awt.im that return Object
Modifier and Type
Method
Description
`Object`
InputContext.`getInputMethodControlObject()`
Returns a control object from the current input method, or null.

## Uses of Object in java.awt.im.spi

Methods in java.awt.im.spi that return Object
Modifier and Type
Method
Description
`Object`
InputMethod.`getControlObject()`
Returns a control object from this input method, or null.

## Uses of Object in java.awt.image

Subclasses of Object in java.awt.image
Modifier and Type
Class
Description
`class`
`AbstractMultiResolutionImage`
This class provides default implementations of several `Image` methods for classes that want to implement the `MultiResolutionImage` interface.
`class`
`AffineTransformOp`
This class uses an affine transform to perform a linear mapping from 2D coordinates in the source image or `Raster` to 2D coordinates in the destination image or `Raster`.
`class`
`AreaAveragingScaleFilter`
An ImageFilter class for scaling images using a simple area averaging algorithm that produces smoother results than the nearest neighbor algorithm.
`class`
`BandCombineOp`
This class performs an arbitrary linear combination of the bands in a `Raster`, using a specified matrix.
`final class`
`BandedSampleModel`
This class represents image data which is stored in a band interleaved fashion and for which each sample of a pixel occupies one data element of the DataBuffer.
`class`
`BaseMultiResolutionImage`
This class is an array-based implementation of the `AbstractMultiResolutionImage` class.
`class`
`BufferedImage`
The `BufferedImage` subclass describes an `Image` with an accessible buffer of image data.
`class`
`BufferedImageFilter`
The `BufferedImageFilter` class subclasses an `ImageFilter` to provide a simple means of using a single-source/single-destination image operator (`BufferedImageOp`) to filter a `BufferedImage` in the Image Producer/Consumer/Observer paradigm.
`class`
`BufferStrategy`
The `BufferStrategy` class represents the mechanism with which to organize complex memory on a particular `Canvas` or `Window`.
`class`
`ByteLookupTable`
This class defines a lookup table object.
`class`
`ColorConvertOp`
This class performs a pixel-by-pixel color conversion of the data in the source image.
`class`
`ColorModel`
The `ColorModel` abstract class encapsulates the methods for translating a pixel value to color components (for example, red, green, and blue) and an alpha component.
`class`
`ComponentColorModel`
A `ColorModel` class that works with pixel values that represent color and alpha information as separate samples and that store each sample in a separate data element.
`class`
`ComponentSampleModel`
This class represents image data which is stored such that each sample of a pixel occupies one data element of the DataBuffer.
`class`
`ConvolveOp`
This class implements a convolution from the source to the destination.
`class`
`CropImageFilter`
An ImageFilter class for cropping images.
`class`
`DataBuffer`
This class exists to wrap one or more data arrays.
`final class`
`DataBufferByte`
This class extends `DataBuffer` and stores data internally as bytes.
`final class`
`DataBufferDouble`
This class extends `DataBuffer` and stores data internally in `double` form.
`final class`
`DataBufferFloat`
This class extends `DataBuffer` and stores data internally in `float` form.
`final class`
`DataBufferInt`
This class extends `DataBuffer` and stores data internally as integers.
`final class`
`DataBufferShort`
This class extends `DataBuffer` and stores data internally as shorts.
`final class`
`DataBufferUShort`
This class extends `DataBuffer` and stores data internally as shorts.
`class`
`DirectColorModel`
The `DirectColorModel` class is a `ColorModel` class that works with pixel values that represent RGB color and alpha information as separate samples and that pack all samples for a single pixel into a single int, short, or byte quantity.
`class`
`FilteredImageSource`
This class is an implementation of the ImageProducer interface which takes an existing image and a filter object and uses them to produce image data for a new filtered version of the original image.
`class`
`ImageFilter`
This class implements a filter for the set of interface methods that are used to deliver data from an ImageProducer to an ImageConsumer.
`class`
`ImagingOpException`
The `ImagingOpException` is thrown if one of the `BufferedImageOp` or `RasterOp` filter methods cannot process the image.
`class`
`IndexColorModel`
The `IndexColorModel` class is a `ColorModel` class that works with pixel values consisting of a single sample that is an index into a fixed colormap in the default sRGB color space.
`class`
`Kernel`
The `Kernel` class defines a matrix that describes how a specified pixel and its surrounding pixels affect the value computed for the pixel's position in the output image of a filtering operation.
`class`
`LookupOp`
This class implements a lookup operation from the source to the destination.
`class`
`LookupTable`
This abstract class defines a lookup table object.
`class`
`MemoryImageSource`
This class is an implementation of the ImageProducer interface which uses an array to produce pixel values for an Image.
`class`
`MultiPixelPackedSampleModel`
The `MultiPixelPackedSampleModel` class represents one-banded images and can pack multiple one-sample pixels into one data element.
`class`
`PackedColorModel`
The `PackedColorModel` class is an abstract `ColorModel` class that works with pixel values which represent color and alpha information as separate samples and which pack all samples for a single pixel into a single int, short, or byte quantity.
`class`
`PixelGrabber`
The PixelGrabber class implements an ImageConsumer which can be attached to an Image or ImageProducer object to retrieve a subset of the pixels in that image.
`class`
`PixelInterleavedSampleModel`
This class represents image data which is stored in a pixel interleaved fashion and for which each sample of a pixel occupies one data element of the DataBuffer.
`class`
`Raster`
A class representing a rectangular array of pixels.
`class`
`RasterFormatException`
The `RasterFormatException` is thrown if there is invalid layout information in the `Raster`.
`class`
`ReplicateScaleFilter`
An ImageFilter class for scaling images using the simplest algorithm.
`class`
`RescaleOp`
This class performs a pixel-by-pixel rescaling of the data in the source image by multiplying the sample values for each pixel by a scale factor and then adding an offset.
`class`
`RGBImageFilter`
This class provides an easy way to create an ImageFilter which modifies the pixels of an image in the default RGB ColorModel.
`class`
`SampleModel`
This abstract class defines an interface for extracting samples of pixels in an image.
`class`
`ShortLookupTable`
This class defines a lookup table object.
`class`
`SinglePixelPackedSampleModel`
This class represents pixel data packed such that the N samples which make up a single pixel are stored in a single data array element, and each data data array element holds samples for only one pixel.
`class`
`VolatileImage`
VolatileImage is an image which can lose its contents at any time due to circumstances beyond the control of the application (e.g., situations caused by the operating system or by other applications).
`class`
`WritableRaster`
This class extends Raster to provide pixel writing capabilities.
Fields in java.awt.image declared as Object
Modifier and Type
Field
Description
`protected Object`
ReplicateScaleFilter.`outpixbuf`
A `byte` array initialized with a size of `ReplicateScaleFilter.destWidth` and used to deliver a row of pixel data to the `ImageConsumer`.
Methods in java.awt.image that return Object
Modifier and Type
Method
Description
`Object`
ImageFilter.`clone()`
Clones this object.
`Object`
Kernel.`clone()`
Clones this object.
`Object`
BandedSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
ColorModel.`getDataElements(float[] normComponents, int normOffset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of normalized color/alpha components.
`Object`
ColorModel.`getDataElements(int[] components, int offset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of unnormalized color/alpha components.
`Object`
ColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel`, given an integer pixel representation in the default RGB color model.
`Object`
ComponentColorModel.`getDataElements(float[] normComponents, int normOffset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of normalized color/alpha components.
`Object`
ComponentColorModel.`getDataElements(int[] components, int offset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of unnormalized color/alpha components.
`Object`
ComponentColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel`, given an integer pixel representation in the default RGB color model.
`Object`
ComponentSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type `TransferType`.
`Object`
DirectColorModel.`getDataElements(int[] components, int offset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of unnormalized color/alpha components.
`Object`
DirectColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel`, given an integer pixel representation in the default RGB color model.
`Object`
IndexColorModel.`getDataElements(int[] components, int offset, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel` given an array of unnormalized color/alpha components.
`Object`
IndexColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this ColorModel, given an integer pixel representation in the default RGB color model.
`Object`
MultiPixelPackedSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
Raster.`getDataElements(int x, int y, int w, int h, Object outData)`
Returns the pixel data for the specified rectangle of pixels in a primitive array of type TransferType.
`Object`
Raster.`getDataElements(int x, int y, Object outData)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
SampleModel.`getDataElements(int x, int y, int w, int h, Object obj, DataBuffer data)`
Returns the pixel data for the specified rectangle of pixels in a primitive array of type TransferType.
`abstract Object`
SampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
SinglePixelPackedSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
PixelGrabber.`getPixels()`
Get the pixel buffer.
`Object`
AbstractMultiResolutionImage.`getProperty(String name, ImageObserver observer)`
This method simply delegates to the same method on the base image and it is equivalent to: `getBaseImage().getProperty(name, observer)`.
`Object`
BufferedImage.`getProperty(String name)`
Returns a property of the image by name.
`Object`
BufferedImage.`getProperty(String name, ImageObserver observer)`
Returns a property of the image by name.
`Object`
RenderedImage.`getProperty(String name)`
Gets a property from the property set of this image.
Methods in java.awt.image with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ColorModel.`equals(Object obj)`
This method simply delegates to the default implementation in `Object` which is identical to an `==` test since this class cannot enforce the issues of a proper equality test among multiple independent subclass branches.
`boolean`
ComponentColorModel.`equals(Object obj)`
Tests if the specified `Object` is an instance of `ComponentColorModel` and equals this `ComponentColorModel`.
`boolean`
IndexColorModel.`equals(Object obj)`
Tests if the specified `Object` is an instance of `IndexColorModel` and if it equals this `IndexColorModel`
`boolean`
PackedColorModel.`equals(Object obj)`
Tests if the specified `Object` is an instance of `PackedColorModel` and equals this `PackedColorModel`.
`int`
ColorModel.`getAlpha(Object inData)`
Returns the alpha component for the specified pixel, scaled from 0 to 255.
`int`
ComponentColorModel.`getAlpha(Object inData)`
Returns the alpha component for the specified pixel, scaled from 0 to 255.
`int`
DirectColorModel.`getAlpha(Object inData)`
Returns the alpha component for the specified pixel, scaled from 0 to 255.
`int`
ColorModel.`getBlue(Object inData)`
Returns the blue color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int`
ComponentColorModel.`getBlue(Object inData)`
Returns the blue color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int`
DirectColorModel.`getBlue(Object inData)`
Returns the blue color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int[]`
ColorModel.`getComponents(Object pixel, int[] components, int offset)`
Returns an array of unnormalized color/alpha components given a pixel in this `ColorModel`.
`int[]`
ComponentColorModel.`getComponents(Object pixel, int[] components, int offset)`
Returns an array of unnormalized color/alpha components given a pixel in this `ColorModel`.
`final int[]`
DirectColorModel.`getComponents(Object pixel, int[] components, int offset)`
Returns an array of unnormalized color/alpha components given a pixel in this `ColorModel`.
`int[]`
IndexColorModel.`getComponents(Object pixel, int[] components, int offset)`
Returns an array of unnormalized color/alpha components for a specified pixel in this `ColorModel`.
`Object`
BandedSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
ColorModel.`getDataElements(float[] normComponents, int normOffset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of normalized color/alpha components.
`Object`
ColorModel.`getDataElements(int[] components, int offset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of unnormalized color/alpha components.
`Object`
ColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel`, given an integer pixel representation in the default RGB color model.
`Object`
ComponentColorModel.`getDataElements(float[] normComponents, int normOffset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of normalized color/alpha components.
`Object`
ComponentColorModel.`getDataElements(int[] components, int offset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of unnormalized color/alpha components.
`Object`
ComponentColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel`, given an integer pixel representation in the default RGB color model.
`Object`
ComponentSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type `TransferType`.
`Object`
DirectColorModel.`getDataElements(int[] components, int offset, Object obj)`
Returns a data element array representation of a pixel in this `ColorModel`, given an array of unnormalized color/alpha components.
`Object`
DirectColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel`, given an integer pixel representation in the default RGB color model.
`Object`
IndexColorModel.`getDataElements(int[] components, int offset, Object pixel)`
Returns a data element array representation of a pixel in this `ColorModel` given an array of unnormalized color/alpha components.
`Object`
IndexColorModel.`getDataElements(int rgb, Object pixel)`
Returns a data element array representation of a pixel in this ColorModel, given an integer pixel representation in the default RGB color model.
`Object`
MultiPixelPackedSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
Raster.`getDataElements(int x, int y, int w, int h, Object outData)`
Returns the pixel data for the specified rectangle of pixels in a primitive array of type TransferType.
`Object`
Raster.`getDataElements(int x, int y, Object outData)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
SampleModel.`getDataElements(int x, int y, int w, int h, Object obj, DataBuffer data)`
Returns the pixel data for the specified rectangle of pixels in a primitive array of type TransferType.
`abstract Object`
SampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`Object`
SinglePixelPackedSampleModel.`getDataElements(int x, int y, Object obj, DataBuffer data)`
Returns data for a single pixel in a primitive array of type TransferType.
`int`
ColorModel.`getGreen(Object inData)`
Returns the green color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int`
ComponentColorModel.`getGreen(Object inData)`
Returns the green color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int`
DirectColorModel.`getGreen(Object inData)`
Returns the green color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`float[]`
ColorModel.`getNormalizedComponents(Object pixel, float[] normComponents, int normOffset)`
Returns an array of all of the color/alpha components in normalized form, given a pixel in this `ColorModel`.
`float[]`
ComponentColorModel.`getNormalizedComponents(Object pixel, float[] normComponents, int normOffset)`
Returns an array of all of the color/alpha components in normalized form, given a pixel in this `ColorModel`.
`int`
ColorModel.`getRed(Object inData)`
Returns the red color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int`
ComponentColorModel.`getRed(Object inData)`
Returns the red color component for the specified pixel, scaled from 0 to 255 in the default RGB ColorSpace, sRGB.
`int`
DirectColorModel.`getRed(Object inData)`
Returns the red color component for the specified pixel, scaled from 0 to 255 in the default RGB `ColorSpace`, sRGB.
`int`
ColorModel.`getRGB(Object inData)`
Returns the color/alpha components for the specified pixel in the default RGB color model format.
`int`
ComponentColorModel.`getRGB(Object inData)`
Returns the color/alpha components for the specified pixel in the default RGB color model format.
`int`
DirectColorModel.`getRGB(Object inData)`
Returns the color/alpha components for the specified pixel in the default RGB color model format.
`void`
BandedSampleModel.`setDataElements(int x, int y, Object obj, DataBuffer data)`
Sets the data for a single pixel in the specified DataBuffer from a primitive array of type TransferType.
`void`
ComponentSampleModel.`setDataElements(int x, int y, Object obj, DataBuffer data)`
Sets the data for a single pixel in the specified `DataBuffer` from a primitive array of type `TransferType`.
`void`
MultiPixelPackedSampleModel.`setDataElements(int x, int y, Object obj, DataBuffer data)`
Sets the data for a single pixel in the specified `DataBuffer` from a primitive array of type TransferType.
`void`
SampleModel.`setDataElements(int x, int y, int w, int h, Object obj, DataBuffer data)`
Sets the data for a rectangle of pixels in the specified DataBuffer from a primitive array of type TransferType.
`abstract void`
SampleModel.`setDataElements(int x, int y, Object obj, DataBuffer data)`
Sets the data for a single pixel in the specified DataBuffer from a primitive array of type TransferType.
`void`
SinglePixelPackedSampleModel.`setDataElements(int x, int y, Object obj, DataBuffer data)`
Sets the data for a single pixel in the specified DataBuffer from a primitive array of type TransferType.
`void`
WritableRaster.`setDataElements(int x, int y, int w, int h, Object inData)`
Sets the data for a rectangle of pixels from a primitive array of type TransferType.
`void`
WritableRaster.`setDataElements(int x, int y, Object inData)`
Sets the data for a single pixel from a primitive array of type TransferType.

## Uses of Object in java.awt.image.renderable

Subclasses of Object in java.awt.image.renderable
Modifier and Type
Class
Description
`class`
`ParameterBlock`
A `ParameterBlock` encapsulates all the information about sources and parameters (Objects) required by a RenderableImageOp, or other classes that process images.
`class`
`RenderableImageOp`
This class handles the renderable aspects of an operation with help from its associated instance of a ContextualRenderedImageFactory.
`class`
`RenderableImageProducer`
An adapter class that implements ImageProducer to allow the asynchronous production of a RenderableImage.
`class`
`RenderContext`
A RenderContext encapsulates the information needed to produce a specific rendering from a RenderableImage.
Fields in java.awt.image.renderable with type parameters of type Object
Modifier and Type
Field
Description
`protected Vector<Object>`
ParameterBlock.`parameters`
A Vector of non-source parameters, stored as arbitrary Objects.
`protected Vector<Object>`
ParameterBlock.`sources`
A Vector of sources, stored as arbitrary Objects.
Methods in java.awt.image.renderable that return Object
Modifier and Type
Method
Description
`Object`
ParameterBlock.`clone()`
Creates a copy of a `ParameterBlock`.
`Object`
RenderContext.`clone()`
Makes a copy of a RenderContext.
`Object`
ParameterBlock.`getObjectParameter(int index)`
Gets a parameter as an object.
`Object`
ContextualRenderedImageFactory.`getProperty(ParameterBlock paramBlock, String name)`
Gets the appropriate instance of the property specified by the name parameter.
`Object`
RenderableImage.`getProperty(String name)`
Gets a property from the property set of this image.
`Object`
RenderableImageOp.`getProperty(String name)`
Gets a property from the property set of this image.
`Object`
ParameterBlock.`getSource(int index)`
Returns a source as a general Object.
`Object`
ParameterBlock.`shallowClone()`
Creates a shallow copy of a `ParameterBlock`.
Methods in java.awt.image.renderable that return types with arguments of type Object
Modifier and Type
Method
Description
`Vector<Object>`
ParameterBlock.`getParameters()`
Returns the entire Vector of parameters.
`Vector<Object>`
ParameterBlock.`getSources()`
Returns the entire Vector of sources.
Methods in java.awt.image.renderable with parameters of type Object
Modifier and Type
Method
Description
`ParameterBlock`
ParameterBlock.`add(Object obj)`
Adds an object to the list of parameters.
`ParameterBlock`
ParameterBlock.`addSource(Object source)`
Adds an image to end of the list of sources.
`ParameterBlock`
ParameterBlock.`set(Object obj, int index)`
Replaces an Object in the list of parameters.
`ParameterBlock`
ParameterBlock.`setSource(Object source, int index)`
Replaces an entry in the list of source with a new source.
Method parameters in java.awt.image.renderable with type arguments of type Object
Modifier and Type
Method
Description
`void`
ParameterBlock.`setParameters(Vector<Object> parameters)`
Sets the entire Vector of parameters to a given Vector.
`void`
ParameterBlock.`setSources(Vector<Object> sources)`
Sets the entire Vector of sources to a given Vector.
Constructor parameters in java.awt.image.renderable with type arguments of type Object
Modifier
Constructor
Description
``
`ParameterBlock(Vector<Object> sources)`
Constructs a `ParameterBlock` with a given Vector of sources.
``
`ParameterBlock(Vector<Object> sources, Vector<Object> parameters)`
Constructs a `ParameterBlock` with a given Vector of sources and Vector of parameters.

## Uses of Object in java.awt.print

Subclasses of Object in java.awt.print
Modifier and Type
Class
Description
`class`
`Book`
The `Book` class provides a representation of a document in which pages may have different page formats and page painters.
`class`
`PageFormat`
The `PageFormat` class describes the size and orientation of a page to be printed.
`class`
`Paper`
The `Paper` class describes the physical characteristics of a piece of paper.
`class`
`PrinterAbortException`
The `PrinterAbortException` class is a subclass of `PrinterException` and is used to indicate that a user or application has terminated the print job while it was in the process of printing.
`class`
`PrinterException`
The `PrinterException` class and its subclasses are used to indicate that an exceptional condition has occurred in the print system.
`class`
`PrinterIOException`
The `PrinterIOException` class is a subclass of `PrinterException` and is used to indicate that an IO error of some sort has occurred while printing.
`class`
`PrinterJob`
The `PrinterJob` class is the principal class that controls printing.
Methods in java.awt.print that return Object
Modifier and Type
Method
Description
`Object`
PageFormat.`clone()`
Makes a copy of this `PageFormat` with the same contents as this `PageFormat`.
`Object`
Paper.`clone()`
Creates a copy of this `Paper` with the same contents as this `Paper`.

## Uses of Object in java.beans

Subclasses of Object in java.beans
Modifier and Type
Class
Description
`class`
`BeanDescriptor`
A BeanDescriptor provides global information about a "bean", including its Java class, its displayName, etc.
`class`
`Beans`
This class provides some general purpose beans control methods.
`class`
`DefaultPersistenceDelegate`
The `DefaultPersistenceDelegate` is a concrete implementation of the abstract `PersistenceDelegate` class and is the delegate used by default for classes about which no information is available.
`class`
`Encoder`
An `Encoder` is a class which can be used to create files or streams that encode the state of a collection of JavaBeans in terms of their public APIs.
`class`
`EventHandler`
The `EventHandler` class provides support for dynamically generating event listeners whose methods execute a simple statement involving an incoming event object and a target object.
`class`
`EventSetDescriptor`
An EventSetDescriptor describes a group of events that a given Java bean fires.
`class`
`Expression`
An `Expression` object represents a primitive expression in which a single method is applied to a target and a set of arguments to return a result - as in `"a.getFoo()"`.
`class`
`FeatureDescriptor`
The FeatureDescriptor class is the common baseclass for PropertyDescriptor, EventSetDescriptor, and MethodDescriptor, etc.
`class`
`IndexedPropertyChangeEvent`
An "IndexedPropertyChange" event gets delivered whenever a component that conforms to the JavaBeans specification (a "bean") changes a bound indexed property.
`class`
`IndexedPropertyDescriptor`
An IndexedPropertyDescriptor describes a property that acts like an array and has an indexed read and/or indexed write method to access specific elements of the array.
`class`
`IntrospectionException`
Thrown when an exception happens during Introspection.
`class`
`Introspector`
The Introspector class provides a standard way for tools to learn about the properties, events, and methods supported by a target Java Bean.
`class`
`MethodDescriptor`
A MethodDescriptor describes a particular method that a Java Bean supports for external access from other components.
`class`
`ParameterDescriptor`
The ParameterDescriptor class allows bean implementors to provide additional information on each of their parameters, beyond the low level type information provided by the java.lang.reflect.Method class.
`class`
`PersistenceDelegate`
The PersistenceDelegate class takes the responsibility for expressing the state of an instance of a given class in terms of the methods in the class's public API.
`class`
`PropertyChangeEvent`
A "PropertyChange" event gets delivered whenever a bean changes a "bound" or "constrained" property.
`class`
`PropertyChangeListenerProxy`
A class which extends the `EventListenerProxy` specifically for adding a `PropertyChangeListener` with a "bound" property.
`class`
`PropertyChangeSupport`
This is a utility class that can be used by beans that support bound properties.
`class`
`PropertyDescriptor`
A PropertyDescriptor describes one property that a Java Bean exports via a pair of accessor methods.
`class`
`PropertyEditorManager`
The PropertyEditorManager can be used to locate a property editor for any given type name.
`class`
`PropertyEditorSupport`
This is a support class to help build property editors.
`class`
`PropertyVetoException`
A PropertyVetoException is thrown when a proposed change to a property represents an unacceptable value.
`class`
`SimpleBeanInfo`
This is a support class to make it easier for people to provide BeanInfo classes.
`class`
`Statement`
A `Statement` object represents a primitive statement in which a single method is applied to a target and a set of arguments - as in `"a.setFoo(b)"`.
`class`
`VetoableChangeListenerProxy`
A class which extends the `EventListenerProxy` specifically for adding a `VetoableChangeListener` with a "constrained" property.
`class`
`VetoableChangeSupport`
This is a utility class that can be used by beans that support constrained properties.
`class`
`XMLDecoder`
The `XMLDecoder` class is used to read XML documents created using the `XMLEncoder` and is used just like the `ObjectInputStream`.
`class`
`XMLEncoder`
The `XMLEncoder` class is a complementary alternative to the `ObjectOutputStream` and can used to generate a textual representation of a JavaBean in the same way that the `ObjectOutputStream` can be used to create binary representation of `Serializable` objects.
Methods in java.beans that return Object
Modifier and Type
Method
Description
`Object`
Encoder.`get(Object oldInstance)`
Returns a tentative value for `oldInstance` in the environment created by this stream.
`Object[]`
Statement.`getArguments()`
Returns the arguments for the method to invoke.
`static Object`
Beans.`getInstanceOf(Object bean, Class<?> targetType)`
From a given bean, obtain an object representing a specified type view of that source object.
`Object`
PropertyChangeEvent.`getNewValue()`
Gets the new value for the property, expressed as an Object.
`Object`
PropertyChangeEvent.`getOldValue()`
Gets the old value for the property, expressed as an Object.
`Object`
XMLDecoder.`getOwner()`
Gets the owner of this decoder.
`Object`
XMLEncoder.`getOwner()`
Gets the owner of this encoder.
`Object`
PropertyChangeEvent.`getPropagationId()`
The "propagationId" field is reserved for future use.
`Object`
PropertyEditorSupport.`getSource()`
Returns the bean that is used as the source of events.
`Object`
EventHandler.`getTarget()`
Returns the object to which this event handler will send a message.
`Object`
Statement.`getTarget()`
Returns the target object of this statement.
`Object`
Expression.`getValue()`
If the value property of this instance is not already set, this method dynamically finds the method with the specified methodName on this target with these arguments and calls it.
`Object`
FeatureDescriptor.`getValue(String attributeName)`
Retrieve a named attribute with this feature.
`Object`
PropertyEditor.`getValue()`
Gets the property value.
`Object`
PropertyEditorSupport.`getValue()`
Gets the value of the property.
`static Object`
Beans.`instantiate(ClassLoader cls, String beanName)`
Instantiate a JavaBean.
`static Object`
Beans.`instantiate(ClassLoader cls, String beanName, BeanContext beanContext)`
Deprecated, for removal: This API element is subject to removal in a future version.
this method will be removed when java.beans.beancontext is removed
`static Object`
Beans.`instantiate(ClassLoader cls, String beanName, BeanContext beanContext, AppletInitializer initializer)`
Deprecated, for removal: This API element is subject to removal in a future version.
It is recommended to use `Beans.instantiate(ClassLoader, String, BeanContext)`, because the Applet API is deprecated.
`Object`
EventHandler.`invoke(Object proxy, Method method, Object[] arguments)`
Extract the appropriate property value from the event and pass it to the action associated with this `EventHandler`.
`Object`
XMLDecoder.`readObject()`
Reads the next object from the underlying input stream.
`Object`
Encoder.`remove(Object oldInstance)`
Removes the entry for this instance, returning the old entry.
Methods in java.beans with parameters of type Object
Modifier and Type
Method
Description
`static <T> T`
EventHandler.`create(Class<T> listenerInterface, Object target, String action)`
Creates an implementation of `listenerInterface` in which all of the methods in the listener interface apply the handler's `action` to the `target`.
`static <T> T`
EventHandler.`create(Class<T> listenerInterface, Object target, String action, String eventPropertyName)`
/** Creates an implementation of `listenerInterface` in which all of the methods pass the value of the event expression, `eventPropertyName`, to the final method in the statement, `action`, which is applied to the `target`.
`static <T> T`
EventHandler.`create(Class<T> listenerInterface, Object target, String action, String eventPropertyName, String listenerMethodName)`
Creates an implementation of `listenerInterface` in which the method named `listenerMethodName` passes the value of the event expression, `eventPropertyName`, to the final method in the statement, `action`, which is applied to the `target`.
`static DefaultHandler`
XMLDecoder.`createHandler(Object owner, ExceptionListener el, ClassLoader cl)`
Creates a new handler for SAX parser that can be used to parse embedded XML archives created by the `XMLEncoder` class.
`PropertyEditor`
PropertyDescriptor.`createPropertyEditor(Object bean)`
Constructs an instance of a property editor using the current property editor class.
`boolean`
IndexedPropertyDescriptor.`equals(Object obj)`
Compares this `PropertyDescriptor` against the specified object.
`boolean`
PropertyDescriptor.`equals(Object obj)`
Compares this `PropertyDescriptor` against the specified object.
`void`
PropertyChangeSupport.`fireIndexedPropertyChange(String propertyName, int index, Object oldValue, Object newValue)`
Reports a bound indexed property update to listeners that have been registered to track updates of all properties or a property with the specified name.
`void`
PropertyChangeSupport.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Reports a bound property update to listeners that have been registered to track updates of all properties or a property with the specified name.
`void`
VetoableChangeSupport.`fireVetoableChange(String propertyName, Object oldValue, Object newValue)`
Reports a constrained property update to listeners that have been registered to track updates of all properties or a property with the specified name.
`Object`
Encoder.`get(Object oldInstance)`
Returns a tentative value for `oldInstance` in the environment created by this stream.
`static Object`
Beans.`getInstanceOf(Object bean, Class<?> targetType)`
From a given bean, obtain an object representing a specified type view of that source object.
`protected void`
DefaultPersistenceDelegate.`initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out)`
This default implementation of the `initialize` method assumes all state held in objects of this type is exposed via the matching pairs of "setter" and "getter" methods in the order they are returned by the Introspector.
`protected void`
PersistenceDelegate.`initialize(Class<?> type, Object oldInstance, Object newInstance, Encoder out)`
Produce a series of statements with side effects on `newInstance` so that the new instance becomes equivalent to `oldInstance`.
`protected Expression`
DefaultPersistenceDelegate.`instantiate(Object oldInstance, Encoder out)`
This default implementation of the `instantiate` method returns an expression containing the predefined method name "new" which denotes a call to a constructor with the arguments as specified in the `DefaultPersistenceDelegate`'s constructor.
`protected abstract Expression`
PersistenceDelegate.`instantiate(Object oldInstance, Encoder out)`
Returns an expression whose value is `oldInstance`.
`Object`
EventHandler.`invoke(Object proxy, Method method, Object[] arguments)`
Extract the appropriate property value from the event and pass it to the action associated with this `EventHandler`.
`static boolean`
Beans.`isInstanceOf(Object bean, Class<?> targetType)`
Check if a bean can be viewed as a given target type.
`protected boolean`
DefaultPersistenceDelegate.`mutatesTo(Object oldInstance, Object newInstance)`
If the number of arguments in the specified constructor is non-zero and the class of `oldInstance` explicitly declares an "equals" method this method returns the value of `oldInstance.equals(newInstance)`.
`protected boolean`
PersistenceDelegate.`mutatesTo(Object oldInstance, Object newInstance)`
Returns true if an equivalent copy of `oldInstance` may be created by applying a series of statements to `newInstance`.
`Object`
Encoder.`remove(Object oldInstance)`
Removes the entry for this instance, returning the old entry.
`void`
Customizer.`setObject(Object bean)`
Set the object to be customized.
`void`
XMLDecoder.`setOwner(Object owner)`
Sets the owner of this decoder to `owner`.
`void`
XMLEncoder.`setOwner(Object owner)`
Sets the owner of this encoder to `owner`.
`void`
PropertyChangeEvent.`setPropagationId(Object propagationId)`
Sets the propagationId object for the event.
`void`
PropertyEditorSupport.`setSource(Object source)`
Sets the source bean.
`void`
Expression.`setValue(Object value)`
Sets the value of this expression to `value`.
`void`
FeatureDescriptor.`setValue(String attributeName, Object value)`
Associate a named attribute with this feature.
`void`
PropertyEditor.`setValue(Object value)`
Set (or change) the object that is to be edited.
`void`
PropertyEditorSupport.`setValue(Object value)`
Set (or change) the object that is to be edited.
`protected void`
Encoder.`writeObject(Object o)`
Write the specified object to the output stream.
`void`
PersistenceDelegate.`writeObject(Object oldInstance, Encoder out)`
The `writeObject` is a single entry point to the persistence and is used by an `Encoder` in the traditional mode of delegation.
`void`
XMLEncoder.`writeObject(Object o)`
Write an XML representation of the specified object to the output.
Constructors in java.beans with parameters of type Object
Modifier
Constructor
Description
``
`EventHandler(Object target, String action, String eventPropertyName, String listenerMethodName)`
Creates a new `EventHandler` object; you generally use one of the `create` methods instead of invoking this constructor directly.
``
`Expression(Object value, Object target, String methodName, Object[] arguments)`
Creates a new `Expression` object with the specified value for the specified target object to invoke the method specified by the name and by the array of arguments.
``
`Expression(Object target, String methodName, Object[] arguments)`
Creates a new `Expression` object for the specified target object to invoke the method specified by the name and by the array of arguments.
``
`IndexedPropertyChangeEvent(Object source, String propertyName, Object oldValue, Object newValue, int index)`
Constructs a new `IndexedPropertyChangeEvent` object.
``
`PropertyChangeEvent(Object source, String propertyName, Object oldValue, Object newValue)`
Constructs a new `PropertyChangeEvent`.
``
`PropertyChangeSupport(Object sourceBean)`
Constructs a `PropertyChangeSupport` object.
``
`PropertyEditorSupport(Object source)`
Constructs a `PropertyEditorSupport` object.
``
`Statement(Object target, String methodName, Object[] arguments)`
Creates a new `Statement` object for the specified target object to invoke the method specified by the name and by the array of arguments.
``
`VetoableChangeSupport(Object sourceBean)`
Constructs a `VetoableChangeSupport` object.
``
`XMLDecoder(InputStream in, Object owner)`
Creates a new input stream for reading archives created by the `XMLEncoder` class.
``
`XMLDecoder(InputStream in, Object owner, ExceptionListener exceptionListener)`
Creates a new input stream for reading archives created by the `XMLEncoder` class.
``
`XMLDecoder(InputStream in, Object owner, ExceptionListener exceptionListener, ClassLoader cl)`
Creates a new input stream for reading archives created by the `XMLEncoder` class.

## Uses of Object in java.beans.beancontext

Subclasses of Object in java.beans.beancontext
Modifier and Type
Class
Description
`class`
`BeanContextChildSupport`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BeanContextEvent`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BeanContextMembershipEvent`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BeanContextServiceAvailableEvent`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BeanContextServiceRevokedEvent`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BeanContextServicesSupport`
Deprecated, for removal: This API element is subject to removal in a future version.
`protected class`
`BeanContextServicesSupport.BCSSChild`
Deprecated, for removal: This API element is subject to removal in a future version.
A protected nested class containing per-child information in the `children` hashtable.
`protected class`
`BeanContextServicesSupport.BCSSProxyServiceProvider`
Deprecated, for removal: This API element is subject to removal in a future version.
Subclasses may subclass this nested class to represent a proxy for each BeanContextServiceProvider.
`protected static class`
`BeanContextServicesSupport.BCSSServiceProvider`
Deprecated, for removal: This API element is subject to removal in a future version.
subclasses may subclass this nested class to add behaviors for each BeanContextServicesProvider.
`class`
`BeanContextSupport`
Deprecated, for removal: This API element is subject to removal in a future version.
`protected class`
`BeanContextSupport.BCSChild`
Deprecated, for removal: This API element is subject to removal in a future version.
A protected nested class containing per-child information in the `children` hashtable.
`protected static final class`
`BeanContextSupport.BCSIterator`
Deprecated, for removal: This API element is subject to removal in a future version.
protected final subclass that encapsulates an iterator but implements a noop remove() method.
Classes in java.beans.beancontext that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`protected static final class`
`BeanContextSupport.BCSIterator`
Deprecated, for removal: This API element is subject to removal in a future version.
protected final subclass that encapsulates an iterator but implements a noop remove() method.
Fields in java.beans.beancontext declared as Object
Modifier and Type
Field
Description
`static final Object`
BeanContext.`globalHierarchyLock`
Deprecated, for removal: This API element is subject to removal in a future version.
This global lock is used by both `BeanContext` and `BeanContextServices` implementors to serialize changes in a `BeanContext` hierarchy and any service requests etc.
Fields in java.beans.beancontext with type parameters of type Object
Modifier and Type
Field
Description
`protected HashMap<Object, BeanContextSupport.BCSChild>`
BeanContextSupport.`children`
Deprecated, for removal: This API element is subject to removal in a future version.
all accesses to the `protected HashMap children` field shall be synchronized on that object.
`protected HashMap<Object, BeanContextServicesSupport.BCSSServiceProvider>`
BeanContextServicesSupport.`services`
Deprecated, for removal: This API element is subject to removal in a future version.
all accesses to the `protected transient HashMap services` field should be synchronized on that object
Methods in java.beans.beancontext that return Object
Modifier and Type
Method
Description
`protected final Object[]`
BeanContextSupport.`copyChildren()`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets a copy of the this BeanContext's children.
`Object`
BeanContextServiceProvider.`getService(BeanContextServices bcs, Object requestor, Class<?> serviceClass, Object serviceSelector)`
Deprecated, for removal: This API element is subject to removal in a future version.
Invoked by `BeanContextServices`, this method requests an instance of a service from this `BeanContextServiceProvider`.
`Object`
BeanContextServices.`getService(BeanContextChild child, Object requestor, Class<?> serviceClass, Object serviceSelector, BeanContextServiceRevokedListener bcsrl)`
Deprecated, for removal: This API element is subject to removal in a future version.
A `BeanContextChild`, or any arbitrary object associated with a `BeanContextChild`, may obtain a reference to a currently registered service from its nesting `BeanContextServices` via invocation of this method.
`Object`
BeanContextServicesSupport.BCSSProxyServiceProvider.`getService(BeanContextServices bcs, Object requestor, Class<?> serviceClass, Object serviceSelector)`
`Object`
BeanContextServicesSupport.`getService(BeanContextChild child, Object requestor, Class<?> serviceClass, Object serviceSelector, BeanContextServiceRevokedListener bcsrl)`
Deprecated, for removal: This API element is subject to removal in a future version.
obtain a service which may be delegated
`Object`
BeanContext.`instantiateChild(String beanName)`
Deprecated, for removal: This API element is subject to removal in a future version.
Instantiate the javaBean named as a child of this `BeanContext`.
`Object`
BeanContextSupport.`instantiateChild(String beanName)`
Deprecated, for removal: This API element is subject to removal in a future version.
The instantiateChild method is a convenience hook in BeanContext to simplify the task of instantiating a Bean, nested, into a `BeanContext`.
`Object`
BeanContextSupport.BCSIterator.`next()`
`Object[]`
BeanContextMembershipEvent.`toArray()`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the array of children affected by this event.
`Object[]`
BeanContextSupport.`toArray()`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets all JavaBean or `BeanContext` instances currently nested in this BeanContext.
`Object[]`
BeanContextSupport.`toArray(Object[] arry)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets an array containing all children of this `BeanContext` that match the types contained in arry.
Methods in java.beans.beancontext that return types with arguments of type Object
Modifier and Type
Method
Description
`Iterator<Object>`
BeanContextServicesSupport.`getCurrentServiceClasses()`
Deprecated, for removal: This API element is subject to removal in a future version.
`Iterator<Object>`
BeanContextSupport.`iterator()`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets all JavaBean or `BeanContext` instances currently nested in this `BeanContext`.
Methods in java.beans.beancontext with parameters of type Object
Modifier and Type
Method
Description
`boolean`
BeanContextSupport.`add(Object targetChild)`
Deprecated, for removal: This API element is subject to removal in a future version.
Adds/nests a child within this `BeanContext`.
`protected void`
BeanContextSupport.`childDeserializedHook(Object child, BeanContextSupport.BCSChild bcsc)`
Deprecated, for removal: This API element is subject to removal in a future version.
Called by readObject with the newly deserialized child and BCSChild.
`protected void`
BeanContextSupport.`childJustAddedHook(Object child, BeanContextSupport.BCSChild bcsc)`
Deprecated, for removal: This API element is subject to removal in a future version.
subclasses may override this method to simply extend add() semantics after the child has been added and before the event notification has occurred.
`protected void`
BeanContextServicesSupport.`childJustRemovedHook(Object child, BeanContextSupport.BCSChild bcsc)`
Deprecated, for removal: This API element is subject to removal in a future version.
called from superclass child removal operations after a child has been successfully removed. called with child synchronized.
`protected void`
BeanContextSupport.`childJustRemovedHook(Object child, BeanContextSupport.BCSChild bcsc)`
Deprecated, for removal: This API element is subject to removal in a future version.
subclasses may override this method to simply extend remove() semantics after the child has been removed and before the event notification has occurred.
`boolean`
BeanContextMembershipEvent.`contains(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Is the child specified affected by the event?
`boolean`
BeanContextSupport.`contains(Object o)`
Deprecated, for removal: This API element is subject to removal in a future version.
Determines whether or not the specified object is currently a child of this `BeanContext`.
`boolean`
BeanContextSupport.`containsKey(Object o)`
Deprecated, for removal: This API element is subject to removal in a future version.
Determines whether or not the specified object is currently a child of this `BeanContext`.
`protected BeanContextSupport.BCSChild`
BeanContextServicesSupport.`createBCSChild(Object targetChild, Object peer)`
Deprecated, for removal: This API element is subject to removal in a future version.
Subclasses can override this method to insert their own subclass of Child without having to override add() or the other Collection methods that add children to the set.
`protected BeanContextSupport.BCSChild`
BeanContextSupport.`createBCSChild(Object targetChild, Object peer)`
Deprecated, for removal: This API element is subject to removal in a future version.
Subclasses can override this method to insert their own subclass of Child without having to override add() or the other Collection methods that add children to the set.
`void`
BeanContextChildSupport.`firePropertyChange(String name, Object oldValue, Object newValue)`
Deprecated, for removal: This API element is subject to removal in a future version.
Report a bound property update to any registered listeners.
`void`
BeanContextChildSupport.`fireVetoableChange(String name, Object oldValue, Object newValue)`
Deprecated, for removal: This API element is subject to removal in a future version.
Report a vetoable property update to any registered listeners.
`protected static final BeanContextChild`
BeanContextSupport.`getChildBeanContextChild(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the BeanContextChild (if any) of the specified child
`protected static final BeanContextMembershipListener`
BeanContextSupport.`getChildBeanContextMembershipListener(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the BeanContextMembershipListener (if any) of the specified child
`protected static final BeanContextServicesListener`
BeanContextServicesSupport.`getChildBeanContextServicesListener(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the `BeanContextServicesListener` (if any) of the specified child.
`protected static final PropertyChangeListener`
BeanContextSupport.`getChildPropertyChangeListener(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the PropertyChangeListener (if any) of the specified child
`protected static final Serializable`
BeanContextSupport.`getChildSerializable(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the Serializable (if any) associated with the specified Child
`protected static final VetoableChangeListener`
BeanContextSupport.`getChildVetoableChangeListener(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the VetoableChangeListener (if any) of the specified child
`protected static final Visibility`
BeanContextSupport.`getChildVisibility(Object child)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets the Component (if any) associated with the specified child.
`Object`
BeanContextServiceProvider.`getService(BeanContextServices bcs, Object requestor, Class<?> serviceClass, Object serviceSelector)`
Deprecated, for removal: This API element is subject to removal in a future version.
Invoked by `BeanContextServices`, this method requests an instance of a service from this `BeanContextServiceProvider`.
`Object`
BeanContextServices.`getService(BeanContextChild child, Object requestor, Class<?> serviceClass, Object serviceSelector, BeanContextServiceRevokedListener bcsrl)`
Deprecated, for removal: This API element is subject to removal in a future version.
A `BeanContextChild`, or any arbitrary object associated with a `BeanContextChild`, may obtain a reference to a currently registered service from its nesting `BeanContextServices` via invocation of this method.
`Object`
BeanContextServicesSupport.BCSSProxyServiceProvider.`getService(BeanContextServices bcs, Object requestor, Class<?> serviceClass, Object serviceSelector)`
`Object`
BeanContextServicesSupport.`getService(BeanContextChild child, Object requestor, Class<?> serviceClass, Object serviceSelector, BeanContextServiceRevokedListener bcsrl)`
Deprecated, for removal: This API element is subject to removal in a future version.
obtain a service which may be delegated
`void`
BeanContextServiceProvider.`releaseService(BeanContextServices bcs, Object requestor, Object service)`
Deprecated, for removal: This API element is subject to removal in a future version.
Invoked by `BeanContextServices`, this method releases a nested `BeanContextChild`'s (or any arbitrary object associated with a `BeanContextChild`) reference to the specified service.
`void`
BeanContextServices.`releaseService(BeanContextChild child, Object requestor, Object service)`
Deprecated, for removal: This API element is subject to removal in a future version.
Releases a `BeanContextChild`'s (or any arbitrary object associated with a BeanContextChild) reference to the specified service by calling releaseService() on the underlying `BeanContextServiceProvider`.
`void`
BeanContextServicesSupport.BCSSProxyServiceProvider.`releaseService(BeanContextServices bcs, Object requestor, Object service)`
`void`
BeanContextServicesSupport.`releaseService(BeanContextChild child, Object requestor, Object service)`
Deprecated, for removal: This API element is subject to removal in a future version.
release a service
`boolean`
BeanContextSupport.`remove(Object targetChild)`
Deprecated, for removal: This API element is subject to removal in a future version.
Removes a child from this BeanContext.
`protected boolean`
BeanContextSupport.`remove(Object targetChild, boolean callChildSetBC)`
Deprecated, for removal: This API element is subject to removal in a future version.
internal remove used when removal caused by unexpected `setBeanContext` or by `remove()` invocation.
`Object[]`
BeanContextSupport.`toArray(Object[] arry)`
Deprecated, for removal: This API element is subject to removal in a future version.
Gets an array containing all children of this `BeanContext` that match the types contained in arry.
`protected boolean`
BeanContextSupport.`validatePendingAdd(Object targetChild)`
Deprecated, for removal: This API element is subject to removal in a future version.
Subclasses of this class may override, or envelope, this method to add validation behavior for the BeanContext to examine child objects immediately prior to their being added to the BeanContext.
`protected boolean`
BeanContextSupport.`validatePendingRemove(Object targetChild)`
Deprecated, for removal: This API element is subject to removal in a future version.
Subclasses of this class may override, or envelope, this method to add validation behavior for the BeanContext to examine child objects immediately prior to their being removed from the BeanContext.
Constructors in java.beans.beancontext with parameters of type Object
Modifier
Constructor
Description
``
`BeanContextMembershipEvent(BeanContext bc, Object[] changes)`
Deprecated, for removal: This API element is subject to removal in a future version.
Construct a BeanContextMembershipEvent

## Uses of Object in java.io

Subclasses of Object in java.io
Modifier and Type
Class
Description
`class`
`BufferedInputStream`
A `BufferedInputStream` adds functionality to another input stream-namely, the ability to buffer the input and to support the `mark` and `reset` methods.
`class`
`BufferedOutputStream`
The class implements a buffered output stream.
`class`
`BufferedReader`
Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.
`class`
`BufferedWriter`
Writes text to a character-output stream, buffering characters so as to provide for the efficient writing of single characters, arrays, and strings.
`class`
`ByteArrayInputStream`
A `ByteArrayInputStream` contains an internal buffer that contains bytes that may be read from the stream.
`class`
`ByteArrayOutputStream`
This class implements an output stream in which the data is written into a byte array.
`class`
`CharArrayReader`
This class implements a character buffer that can be used as a character-input stream.
`class`
`CharArrayWriter`
This class implements a character buffer that can be used as a Writer.
`class`
`CharConversionException`
Base class for character conversion exceptions.
`class`
`Console`
Methods to access the character-based console device, if any, associated with the current Java virtual machine.
`class`
`DataInputStream`
A data input stream lets an application read primitive Java data types from an underlying input stream in a machine-independent way.
`class`
`DataOutputStream`
A data output stream lets an application write primitive Java data types to an output stream in a portable way.
`class`
`EOFException`
Signals that an end of file or end of stream has been reached unexpectedly during input.
`class`
`File`
An abstract representation of file and directory pathnames.
`final class`
`FileDescriptor`
Instances of the file descriptor class serve as an opaque handle to the underlying machine-specific structure representing an open file, an open socket, or another source or sink of bytes.
`class`
`FileInputStream`
A `FileInputStream` obtains input bytes from a file in a file system.
`class`
`FileNotFoundException`
Signals that an attempt to open the file denoted by a specified pathname has failed.
`class`
`FileOutputStream`
A file output stream is an output stream for writing data to a `File` or to a `FileDescriptor`.
`final class`
`FilePermission`
This class represents access to a file or directory.
`class`
`FileReader`
Reads text from character files using a default buffer size.
`class`
`FileWriter`
Writes text to character files using a default buffer size.
`class`
`FilterInputStream`
A `FilterInputStream` wraps some other input stream, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
`class`
`FilterOutputStream`
This class is the superclass of all classes that filter output streams.
`class`
`FilterReader`
Abstract class for reading filtered character streams.
`class`
`FilterWriter`
Abstract class for writing filtered character streams.
`class`
`InputStream`
This abstract class is the superclass of all classes representing an input stream of bytes.
`class`
`InputStreamReader`
An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified `charset`.
`class`
`InterruptedIOException`
Signals that an I/O operation has been interrupted.
`class`
`InvalidClassException`
Thrown when the Serialization runtime detects one of the following problems with a Class.
`class`
`InvalidObjectException`
Indicates that one or more deserialized objects failed validation tests.
`final class`
`IOPREVIEW`
Preview.
A collection of static convenience methods that provide access to system console for implicitly declared classes.
`class`
`IOError`
Thrown when a serious I/O error has occurred.
`class`
`IOException`
Signals that an I/O exception of some sort has occurred.
`class`
`LineNumberInputStream`
Deprecated.
This class incorrectly assumes that bytes adequately represent characters.
`class`
`LineNumberReader`
A buffered character-input stream that keeps track of line numbers.
`class`
`NotActiveException`
Thrown when serialization or deserialization is not active.
`class`
`NotSerializableException`
Thrown when an instance is required to have a Serializable interface.
`static final class`
`ObjectInputFilter.Config`
A utility class to set and get the JVM-wide deserialization filter factory, the static JVM-wide filter, or to create a filter from a pattern string.
`class`
`ObjectInputStream`
An ObjectInputStream deserializes primitive data and objects previously written using an ObjectOutputStream.
`static class`
`ObjectInputStream.GetField`
Provide access to the persistent fields read from the input stream.
`class`
`ObjectOutputStream`
An ObjectOutputStream writes primitive data types and graphs of Java objects to an OutputStream.
`static class`
`ObjectOutputStream.PutField`
Provide programmatic access to the persistent fields to be written to ObjectOutput.
`final class`
`ObjectStreamClass`
Serialization's descriptor for classes.
`class`
`ObjectStreamException`
Superclass of all exceptions specific to Object Stream classes.
`class`
`ObjectStreamField`
A description of a Serializable field from a Serializable class.
`final class`
`OptionalDataException`
Exception indicating the failure of an object read operation due to unread primitive data, or the end of data belonging to a serialized object in the stream.
`class`
`OutputStream`
This abstract class is the superclass of all classes representing an output stream of bytes.
`class`
`OutputStreamWriter`
An OutputStreamWriter is a bridge from character streams to byte streams: Characters written to it are encoded into bytes using a specified `charset`.
`class`
`PipedInputStream`
A piped input stream should be connected to a piped output stream; the piped input stream then provides whatever data bytes are written to the piped output stream.
`class`
`PipedOutputStream`
A piped output stream can be connected to a piped input stream to create a communications pipe.
`class`
`PipedReader`
Piped character-input streams.
`class`
`PipedWriter`
Piped character-output streams.
`class`
`PrintStream`
A `PrintStream` adds functionality to another output stream, namely the ability to print representations of various data values conveniently.
`class`
`PrintWriter`
Prints formatted representations of objects to a text-output stream.
`class`
`PushbackInputStream`
A `PushbackInputStream` adds functionality to another input stream, namely the ability to "push back" or "unread" bytes, by storing pushed-back bytes in an internal buffer.
`class`
`PushbackReader`
A character-stream reader that allows characters to be pushed back into the stream.
`class`
`RandomAccessFile`
Instances of this class support both reading and writing to a random access file.
`class`
`Reader`
Abstract class for reading character streams.
`class`
`SequenceInputStream`
A `SequenceInputStream` represents the logical concatenation of other input streams.
`final class`
`SerializablePermission`
This class is for Serializable permissions.
`class`
`StreamCorruptedException`
Thrown when control information that was read from an object stream violates internal consistency checks.
`class`
`StreamTokenizer`
The `StreamTokenizer` class takes an input stream and parses it into "tokens", allowing the tokens to be read one at a time.
`class`
`StringBufferInputStream`
Deprecated.
This class does not properly convert characters into bytes.
`class`
`StringReader`
A character stream whose source is a string.
`class`
`StringWriter`
A character stream that collects its output in a string buffer, which can then be used to construct a string.
`class`
`SyncFailedException`
Signals that a sync operation has failed.
`class`
`UncheckedIOException`
Wraps an `IOException` with an unchecked exception.
`class`
`UnsupportedEncodingException`
The Character Encoding is not supported.
`class`
`UTFDataFormatException`
Signals that a malformed string in modified UTF-8 format has been read in a data input stream or by any class that implements the data input interface.
`class`
`WriteAbortedException`
Signals that one of the ObjectStreamExceptions was thrown during a write operation.
`class`
`Writer`
Abstract class for writing to character streams.
Classes in java.io that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`ObjectStreamField`
A description of a Serializable field from a Serializable class.
Fields in java.io declared as Object
Modifier and Type
Field
Description
`protected Object`
Reader.`lock`
The object used to synchronize operations on this stream.
`protected Object`
Writer.`lock`
The object used to synchronize operations on this stream.
Methods in java.io that return Object
Modifier and Type
Method
Description
`abstract Object`
ObjectInputStream.GetField.`get(String name, Object val)`
Get the value of the named Object field from the persistent field.
`Object`
ObjectInput.`readObject()`
Read and return an object.
`final Object`
ObjectInputStream.`readObject()`
Read an object from the ObjectInputStream.
`protected Object`
ObjectInputStream.`readObjectOverride()`
This method is called by trusted subclasses of ObjectInputStream that constructed ObjectInputStream using the protected no-arg constructor.
`Object`
ObjectInputStream.`readUnshared()`
Reads an "unshared" object from the ObjectInputStream.
`protected Object`
ObjectOutputStream.`replaceObject(Object obj)`
This method will allow trusted subclasses of ObjectOutputStream to substitute one object for another during serialization.
`protected Object`
ObjectInputStream.`resolveObject(Object obj)`
This method will allow trusted subclasses of ObjectInputStream to substitute one object for another during deserialization.
Methods in java.io with parameters of type Object
Modifier and Type
Method
Description
`int`
ObjectStreamField.`compareTo(Object obj)`
Compare this field with another `ObjectStreamField`.
`boolean`
File.`equals(Object obj)`
Tests this abstract pathname for equality with the given object.
`boolean`
FilePermission.`equals(Object obj)`
Checks two FilePermission objects for equality.
`Console`
Console.`format(String format, Object... args)`
Writes a formatted string to this console's output stream using the specified format string and arguments with the `default format locale`.
`Console`
Console.`format(Locale locale, String format, Object... args)`
Writes a formatted string to this console's output stream using the specified format string and arguments with the specified `locale`.
`PrintStream`
PrintStream.`format(String format, Object... args)`
Writes a formatted string to this output stream using the specified format string and arguments.
`PrintStream`
PrintStream.`format(Locale l, String format, Object... args)`
Writes a formatted string to this output stream using the specified format string and arguments.
`PrintWriter`
PrintWriter.`format(String format, Object... args)`
Writes a formatted string to this writer using the specified format string and arguments.
`PrintWriter`
PrintWriter.`format(Locale l, String format, Object... args)`
Writes a formatted string to this writer using the specified format string and arguments.
`abstract Object`
ObjectInputStream.GetField.`get(String name, Object val)`
Get the value of the named Object field from the persistent field.
`Console`
Console.`print(Object obj)`
Preview.
Writes a string representation of the specified object to this console's output stream and then flushes the console.
`static void`
IO.`print(Object obj)`
Writes a string representation of the specified object to the system console and then flushes that console.
`void`
PrintStream.`print(Object obj)`
Prints an object.
`void`
PrintWriter.`print(Object obj)`
Prints an object.
`Console`
Console.`printf(String format, Object... args)`
A convenience method to write a formatted string to this console's output stream using the specified format string and arguments with the `default format locale`.
`Console`
Console.`printf(Locale locale, String format, Object... args)`
A convenience method to write a formatted string to this console's output stream using the specified format string and arguments with the specified `locale`.
`PrintStream`
PrintStream.`printf(String format, Object... args)`
A convenience method to write a formatted string to this output stream using the specified format string and arguments.
`PrintStream`
PrintStream.`printf(Locale l, String format, Object... args)`
A convenience method to write a formatted string to this output stream using the specified format string and arguments.
`PrintWriter`
PrintWriter.`printf(String format, Object... args)`
A convenience method to write a formatted string to this writer using the specified format string and arguments.
`PrintWriter`
PrintWriter.`printf(Locale l, String format, Object... args)`
A convenience method to write a formatted string to this writer using the specified format string and arguments.
`Console`
Console.`println(Object obj)`
Preview.
Writes a string representation of the specified object to this console's output stream, terminates the line using `System.lineSeparator()` and then flushes the console.
`static void`
IO.`println(Object obj)`
Writes a string representation of the specified object to the system console, terminates the line and then flushes that console.
`void`
PrintStream.`println(Object x)`
Prints an Object and then terminates the line.
`void`
PrintWriter.`println(Object x)`
Prints an Object and then terminates the line.
`abstract void`
ObjectOutputStream.PutField.`put(String name, Object val)`
Put the value of the named Object field into the persistent field.
`String`
Console.`readLine(String format, Object... args)`
Provides a formatted prompt using the `default format locale`, then reads a single line of text from the console.
`String`
Console.`readLine(Locale locale, String format, Object... args)`
Provides a formatted prompt using the specified `locale`, then reads a single line of text from the console.
`char[]`
Console.`readPassword(String format, Object... args)`
Provides a formatted prompt using the `default format locale`, then reads a password or passphrase from the console with echoing disabled.
`char[]`
Console.`readPassword(Locale locale, String format, Object... args)`
Provides a formatted prompt using the specified `locale`, then reads a password or passphrase from the console with echoing disabled.
`protected Object`
ObjectOutputStream.`replaceObject(Object obj)`
This method will allow trusted subclasses of ObjectOutputStream to substitute one object for another during serialization.
`protected Object`
ObjectInputStream.`resolveObject(Object obj)`
This method will allow trusted subclasses of ObjectInputStream to substitute one object for another during deserialization.
`void`
ObjectOutput.`writeObject(Object obj)`
Write an object to the underlying storage or stream.
`final void`
ObjectOutputStream.`writeObject(Object obj)`
Write the specified object to the ObjectOutputStream.
`protected void`
ObjectOutputStream.`writeObjectOverride(Object obj)`
Method used by subclasses to override the default writeObject method.
`void`
ObjectOutputStream.`writeUnshared(Object obj)`
Writes an "unshared" object to the ObjectOutputStream.
Constructors in java.io with parameters of type Object
Modifier
Constructor
Description
`protected`
`Reader(Object lock)`
Creates a new character-stream reader whose critical sections will synchronize on the given object.
`protected`
`Writer(Object lock)`
Creates a new character-stream writer whose critical sections will synchronize on the given object.

## Uses of Object in java.lang

Subclasses of Object in java.lang
Modifier and Type
Class
Description
`class`
`AbstractMethodError`
Thrown when an application tries to call an abstract method.
`class`
`ArithmeticException`
Thrown when an exceptional arithmetic condition has occurred.
`class`
`ArrayIndexOutOfBoundsException`
Thrown to indicate that an array has been accessed with an illegal index.
`class`
`ArrayStoreException`
Thrown to indicate that an attempt has been made to store the wrong type of object into an array of objects.
`class`
`AssertionError`
Thrown to indicate that an assertion has failed.
`final class`
`Boolean`
The `Boolean` class is the wrapper class for values of the primitive type `boolean`.
`class`
`BootstrapMethodError`
Thrown to indicate that an `invokedynamic` instruction or a dynamic constant failed to resolve its bootstrap method and arguments, or for `invokedynamic` instruction the bootstrap method has failed to provide a call site with a target of the correct method type, or for a dynamic constant the bootstrap method has failed to provide a constant value of the required type.
`final class`
`Byte`
The `Byte` class is the wrapper class for values of the primitive type `byte`.
`final class`
`Character`
The `Character` class is the wrapper class for values of the primitive type `char`.
`static class`
`Character.Subset`
Instances of this class represent particular subsets of the Unicode character set.
`static final class`
`Character.UnicodeBlock`
A family of character subsets representing the character blocks in the Unicode specification.
`final class`
`Class<T>`
Instances of the class `Class` represent classes and interfaces in a running Java application.
`class`
`ClassCastException`
Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
`class`
`ClassCircularityError`
Thrown when the Java Virtual Machine detects a circularity in the superclass hierarchy of a class being loaded.
`class`
`ClassFormatError`
Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.
`class`
`ClassLoader`
A class loader is an object that is responsible for loading classes.
`class`
`ClassNotFoundException`
Thrown when an application tries to load in a class through its string name using: The `forName` method in class `Class`.
`class`
`ClassValue<T>`
Lazily associate a computed value with (potentially) every type.
`class`
`CloneNotSupportedException`
Thrown to indicate that the `clone` method in class `Object` has been called to clone an object, but that the object's class does not implement the `Cloneable` interface.
`final class`
`Double`
The `Double` class is the wrapper class for values of the primitive type `double`.
`class`
`Enum<E extends Enum<E>>`
This is the common base class of all Java language enumeration classes.
`static final class`
`Enum.EnumDesc<E extends Enum<E>>`
A nominal descriptor for an `enum` constant.
`class`
`EnumConstantNotPresentException`
Thrown when an application tries to access an enum constant by name and the enum type contains no constant with the specified name.
`class`
`Error`
An `Error` is a subclass of `Throwable` that indicates serious problems that a reasonable application should not try to catch.
`class`
`Exception`
The class `Exception` and its subclasses are a form of `Throwable` that indicates conditions that a reasonable application might want to catch.
`class`
`ExceptionInInitializerError`
Signals that an unexpected exception has occurred in a static initializer.
`final class`
`Float`
The `Float` class is the wrapper class for values of the primitive type `float`.
`class`
`IllegalAccessError`
Thrown if an application attempts to access or modify a field, or to call a method that it does not have access to.
`class`
`IllegalAccessException`
An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
`class`
`IllegalArgumentException`
Thrown to indicate that a method has been passed an illegal or inappropriate argument.
`class`
`IllegalCallerException`
Thrown to indicate that a method has been called by an inappropriate caller.
`class`
`IllegalMonitorStateException`
Thrown to indicate that a thread has attempted to wait on an object's monitor or to notify other threads waiting on an object's monitor without owning the specified monitor.
`class`
`IllegalStateException`
Signals that a method has been invoked at an illegal or inappropriate time.
`class`
`IllegalThreadStateException`
Thrown to indicate that a thread is not in an appropriate state for the requested operation.
`class`
`IncompatibleClassChangeError`
Thrown when an incompatible class change has occurred to some class definition.
`class`
`IndexOutOfBoundsException`
Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
`class`
`InheritableThreadLocal<T>`
This class extends `ThreadLocal` to provide inheritance of values from parent thread to child thread: when a child thread is created, the child receives initial values for all inheritable thread-local variables for which the parent has values.
`class`
`InstantiationError`
Thrown when an application tries to use the Java `new` construct to instantiate an abstract class or an interface.
`class`
`InstantiationException`
Thrown when an application tries to create an instance of a class using the `newInstance` method in class `Class`, but the specified class object cannot be instantiated.
`final class`
`Integer`
The `Integer` class is the wrapper class for values of the primitive type `int`.
`class`
`InternalError`
Thrown to indicate some unexpected internal error has occurred in the Java Virtual Machine.
`class`
`InterruptedException`
Thrown when a thread is waiting, sleeping, or otherwise occupied, and the thread is interrupted, either before or during the activity.
`class`
`LayerInstantiationException`
Thrown when creating a module layer fails.
`class`
`LinkageError`
Subclasses of `LinkageError` indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.
`final class`
`Long`
The `Long` class is the wrapper class for values of the primitive type `long`.
`final class`
`MatchException`
Thrown to indicate an unexpected failure in pattern matching.
`final class`
`Math`
The class `Math` contains methods for performing basic numeric operations such as the elementary exponential, logarithm, square root, and trigonometric functions.
`final class`
`Module`
Represents a run-time module, either `named` or unnamed.
`final class`
`ModuleLayer`
A layer of modules in the Java virtual machine.
`static final class`
`ModuleLayer.Controller`
Controls a module layer.
`class`
`NegativeArraySizeException`
Thrown if an application tries to create an array with negative size.
`class`
`NoClassDefFoundError`
Thrown if the Java Virtual Machine or a `ClassLoader` instance tries to load in the definition of a class (as part of a normal method call or as part of creating a new instance using the `new` expression) and no definition of the class could be found.
`class`
`NoSuchFieldError`
Thrown if an application tries to access or modify a specified field of an object, and that object no longer has that field.
`class`
`NoSuchFieldException`
Signals that the class doesn't have a field of a specified name.
`class`
`NoSuchMethodError`
Thrown if an application tries to call a specified method of a class (either static or instance), and that class no longer has a definition of that method.
`class`
`NoSuchMethodException`
Thrown when a particular method cannot be found.
`class`
`NullPointerException`
Thrown when an application attempts to use `null` in a case where an object is required.
`class`
`Number`
The abstract class `Number` is the superclass of platform classes representing numeric values that are convertible to the primitive types `byte`, `double`, `float`, `int`, `long`, and `short`.
`class`
`NumberFormatException`
Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.
`class`
`OutOfMemoryError`
Thrown when the Java Virtual Machine cannot allocate an object because it is out of memory, and no more memory could be made available by the garbage collector.
`final class`
`Package`
Represents metadata about a run-time package associated with a class loader.
`class`
`Process`
`Process` provides control of native processes started by ProcessBuilder.start and Runtime.exec.
`final class`
`ProcessBuilder`
This class is used to create operating system processes.
`static class`
`ProcessBuilder.Redirect`
Represents a source of subprocess input or a destination of subprocess output.
`class`
`Record`
This is the common base class of all Java language record classes.
`class`
`ReflectiveOperationException`
Common superclass of exceptions thrown by reflective operations in core reflection.
`final class`
`Runtime`
Every Java application has a single instance of class `Runtime` that allows the application to interface with the environment in which the application is running.
`static final class`
`Runtime.Version`
A representation of a version string for an implementation of the Java SE Platform.
`class`
`RuntimeException`
`RuntimeException` is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
`final class`
`RuntimePermission`
This class is for runtime permissions.
`final class`
`ScopedValuePREVIEW<T>`
Preview.
A value that may be safely and efficiently shared to methods without using method parameters.
`static final class`
`ScopedValue.CarrierPREVIEW`
Preview.
A mapping of scoped values, as keys, to values.
`class`
`SecurityException`
Thrown to indicate a security violation.
`class`
`SecurityManager`
Deprecated, for removal: This API element is subject to removal in a future version.
There is no replacement for this class.
`final class`
`Short`
The `Short` class is the wrapper class for values of the primitive type `short`.
`class`
`StackOverflowError`
Thrown when a stack overflow occurs because an application recurses too deeply.
`final class`
`StackTraceElement`
An element in a stack trace, as returned by `Throwable.getStackTrace()`.
`final class`
`StackWalker`
A stack walker.
`final class`
`StrictMath`
The class `StrictMath` contains methods for performing basic numeric operations such as the elementary exponential, logarithm, square root, and trigonometric functions.
`final class`
`String`
The `String` class represents character strings.
`final class`
`StringBuffer`
A thread-safe, mutable sequence of characters.
`final class`
`StringBuilder`
A mutable sequence of characters.
`class`
`StringIndexOutOfBoundsException`
Thrown by `String` methods to indicate that an index is either negative or greater than the size of the string.
`final class`
`System`
The `System` class contains several useful class fields and methods.
`static class`
`System.LoggerFinder`
The `LoggerFinder` service is responsible for creating, managing, and configuring loggers to the underlying framework it uses.
`class`
`Thread`
A thread is a thread of execution in a program.
`class`
`ThreadDeath`
Deprecated, for removal: This API element is subject to removal in a future version.
`Thread.stop()` was originally specified to "stop" a victim thread by causing the victim thread to throw a `ThreadDeath`.
`class`
`ThreadGroup`
A thread group represents a set of threads.
`class`
`ThreadLocal<T>`
This class provides thread-local variables.
`class`
`Throwable`
The `Throwable` class is the superclass of all errors and exceptions in the Java language.
`class`
`TypeNotPresentException`
Thrown when an application tries to access a type using a string representing the type's name, but no definition for the type with the specified name can be found.
`class`
`UnknownError`
Thrown when an unknown but serious exception has occurred in the Java Virtual Machine.
`class`
`UnsatisfiedLinkError`
Thrown if the Java Virtual Machine cannot find an appropriate native-language definition of a method declared `native`.
`class`
`UnsupportedClassVersionError`
Thrown when the Java Virtual Machine attempts to read a class file and determines that the major and minor version numbers in the file are not supported.
`class`
`UnsupportedOperationException`
Thrown to indicate that the requested operation is not supported.
`class`
`VerifyError`
Thrown when the "verifier" detects that a class file, though well formed, contains some sort of internal inconsistency or security problem.
`class`
`VirtualMachineError`
Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.
`final class`
`Void`
The `Void` class is an uninstantiable placeholder class to hold a reference to the `Class` object representing the Java keyword void.
`final class`
`WrongThreadException`
Thrown to indicate that a method has been called on the wrong thread.
Methods in java.lang that return Object
Modifier and Type
Method
Description
`protected final Object`
Enum.`clone()`
Throws CloneNotSupportedException.
`protected Object`
Object.`clone()`
Creates and returns a copy of this object.
`protected Object`
Thread.`clone()`
Throws CloneNotSupportedException as a Thread can not be meaningfully cloned.
`protected Object`
ClassLoader.`getClassLoadingLock(String className)`
Returns the lock object for class loading operations.
`T[]`
Class.`getEnumConstants()`
Returns the elements of this enum class or null if this Class object does not represent an enum class.
`Object`
SecurityManager.`getSecurityContext()`
Deprecated, for removal: This API element is subject to removal in a future version.
Returns an `AccessControlContext` where the `checkPermission` method always throws an `AccessControlException` and the `getDomainCombiner` method always returns `null`.
`Object[]`
Class.`getSigners()`
Gets the signers of this class.
Methods in java.lang with parameters of type Object
Modifier and Type
Method
Description
`StringBuffer`
StringBuffer.`append(Object obj)`
`StringBuilder`
StringBuilder.`append(Object obj)`
`static void`
System.`arraycopy(Object src, int srcPos, Object dest, int destPos, int length)`
Copies an array from the specified source array, beginning at the specified position, to the specified position of the destination array.
`T`
Class.`cast(Object obj)`
Casts an object to the class or interface represented by this `Class` object.
`void`
SecurityManager.`checkConnect(String host, int port, Object context)`
Deprecated, for removal: This API element is subject to removal in a future version.
Throws `SecurityException`.
`void`
SecurityManager.`checkPermission(Permission perm, Object context)`
Deprecated, for removal: This API element is subject to removal in a future version.
Throws `SecurityException`.
`void`
SecurityManager.`checkRead(String file, Object context)`
Deprecated, for removal: This API element is subject to removal in a future version.
Throws `SecurityException`.
`boolean`
Boolean.`equals(Object obj)`
Returns `true` if and only if the argument is not `null` and is a `Boolean` object that represents the same `boolean` value as this object.
`boolean`
Byte.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
Character.`equals(Object obj)`
Compares this object against the specified object.
`final boolean`
Character.Subset.`equals(Object obj)`
Compares two `Subset` objects for equality.
`boolean`
Double.`equals(Object obj)`
Compares this object against the specified object.
`final boolean`
Enum.`equals(Object other)`
Returns true if the specified object is equal to this enum constant.
`boolean`
Float.`equals(Object obj)`
Compares this object against the specified object.
`boolean`
Integer.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
Long.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
Object.`equals(Object obj)`
Indicates whether some other object is "equal to" this one.
`boolean`
ProcessBuilder.Redirect.`equals(Object obj)`
Compares the specified object with this `Redirect` for equality.
`boolean`
ProcessHandle.`equals(Object other)`
Returns `true` if `other` object is non-null, is of the same implementation, and represents the same system process; otherwise it returns `false`.
`abstract boolean`
Record.`equals(Object obj)`
Indicates whether some other object is "equal to" this one.
`boolean`
Runtime.Version.`equals(Object obj)`
Determines whether this `Version` is equal to another object.
`boolean`
Short.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
StackTraceElement.`equals(Object obj)`
Returns true if the specified object is another `StackTraceElement` instance representing the same execution point as this instance.
`boolean`
String.`equals(Object anObject)`
Compares this string to the specified object.
`boolean`
Runtime.Version.`equalsIgnoreOptional(Object obj)`
Determines whether this `Version` is equal to another disregarding optional build information.
`static String`
String.`format(String format, Object... args)`
Returns a formatted string using the specified format string and arguments.
`static String`
String.`format(Locale l, String format, Object... args)`
Returns a formatted string using the specified locale, format string, and arguments.
`String`
String.`formatted(Object... args)`
Formats using this string as the format string, and the supplied arguments.
`static boolean`
Thread.`holdsLock(Object obj)`
Returns `true` if and only if the current thread holds the monitor lock on the specified object.
`static int`
System.`identityHashCode(Object x)`
Returns the same hash code for the given object as would be returned by the default method hashCode(), whether or not the given object's class overrides hashCode().
`StringBuffer`
StringBuffer.`insert(int offset, Object obj)`
`StringBuilder`
StringBuilder.`insert(int offset, Object obj)`
`boolean`
Class.`isInstance(Object obj)`
Determines if the specified `Object` is assignment-compatible with the object represented by this `Class`.
`default void`
System.Logger.`log(System.Logger.Level level, Object obj)`
Logs a message produced from the given object.
`default void`
System.Logger.`log(System.Logger.Level level, String format, Object... params)`
Logs a message with an optional list of parameters.
`void`
System.Logger.`log(System.Logger.Level level, ResourceBundle bundle, String format, Object... params)`
Logs a message with resource bundle and an optional list of parameters.
`protected final void`
ClassLoader.`setSigners(Class<?> c, Object[] signers)`
Sets the signers of a class.
`static String`
String.`valueOf(Object obj)`
Returns the string representation of the `Object` argument.
Constructors in java.lang with parameters of type Object
Modifier
Constructor
Description
``
`AssertionError(Object detailMessage)`
Constructs an AssertionError with its detail message derived from the specified object, which is converted to a string as defined in section 5.1.11 of The Java Language Specification.

## Uses of Object in java.lang.annotation

Subclasses of Object in java.lang.annotation
Modifier and Type
Class
Description
`class`
`AnnotationFormatError`
Thrown when the annotation parser attempts to read an annotation from a class file and determines that the annotation is malformed.
`class`
`AnnotationTypeMismatchException`
Thrown to indicate that a program has attempted to access an element of an annotation whose type has changed after the annotation was compiled (or serialized).
`class`
`IncompleteAnnotationException`
Thrown to indicate that a program has attempted to access an element of an annotation interface that was added to the annotation interface definition after the annotation was compiled (or serialized).
Methods in java.lang.annotation with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Annotation.`equals(Object obj)`
Returns true if the specified object represents an annotation that is logically equivalent to this one.

## Uses of Object in java.lang.classfile

Subclasses of Object in java.lang.classfile
Modifier and Type
Class
Description
`final class`
`Attributes`
Attribute mappers for predefined (JVMS 4.7) and JDK-specific nonstandard attributes.
`class`
`CustomAttribute<T extends CustomAttribute<T>>`
Models a user-defined attribute in a `class` file.
Methods in java.lang.classfile with parameters of type Object
Modifier and Type
Method
Description
`static AnnotationValue`
AnnotationValue.`of(Object value)`
Returns an annotation element.

## Uses of Object in java.lang.classfile.constantpool

Subclasses of Object in java.lang.classfile.constantpool
Modifier and Type
Class
Description
`class`
`ConstantPoolException`
Thrown to indicate that requested entry cannot be obtained from the constant pool or the bootstrap method table.

## Uses of Object in java.lang.constant

Subclasses of Object in java.lang.constant
Modifier and Type
Class
Description
`final class`
`ConstantDescs`
Predefined values of nominal descriptor for common constants, including descriptors for primitive class types and other common platform types, and descriptors for method handles for standard bootstrap methods.
`final class`
`DynamicCallSiteDesc`
A nominal descriptor for an `invokedynamic` call site.
`class`
`DynamicConstantDesc<T>`
A nominal descriptor for a dynamic constant (one described in the constant pool with `Constant_Dynamic_info`.)
Methods in java.lang.constant that return Object
Modifier and Type
Method
Description
`Object`
ConstantDesc.`resolveConstantDesc(MethodHandles.Lookup lookup)`
Resolves this descriptor reflectively, emulating the resolution behavior of JVMS 5.4.3 and the access control behavior of JVMS 5.4.4.
Methods in java.lang.constant with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ClassDesc.`equals(Object o)`
Compare the specified object with this descriptor for equality.
`final boolean`
DynamicCallSiteDesc.`equals(Object o)`
Compares the specified object with this descriptor for equality.
`final boolean`
DynamicConstantDesc.`equals(Object o)`
Compares the specified object with this descriptor for equality.
`boolean`
MethodHandleDesc.`equals(Object o)`
Compares the specified object with this descriptor for equality.
`boolean`
MethodTypeDesc.`equals(Object o)`
Compares the specified object with this descriptor for equality.
`boolean`
ModuleDesc.`equals(Object o)`
Compare the specified object with this descriptor for equality.
`boolean`
PackageDesc.`equals(Object o)`
Compare the specified object with this descriptor for equality.

## Uses of Object in java.lang.foreign

Methods in java.lang.foreign that return types with arguments of type Object
Modifier and Type
Method
Description
`Optional<Object>`
MemorySegment.`heapBase()`
Returns the Java object stored in the on-heap region of memory backing this memory segment, if any.
Methods in java.lang.foreign with parameters of type Object
Modifier and Type
Method
Description
`static void`
MemorySegment.`copy(MemorySegment srcSegment, ValueLayout srcLayout, long srcOffset, Object dstArray, int dstIndex, int elementCount)`
Copies a number of elements from a source memory segment to a destination array.
`static void`
MemorySegment.`copy(Object srcArray, int srcIndex, MemorySegment dstSegment, ValueLayout dstLayout, long dstOffset, int elementCount)`
Copies a number of elements from a source array to a destination memory segment.
`boolean`
MemoryLayout.`equals(Object other)`
Compares the specified object with this layout for equality.
`boolean`
MemorySegment.`equals(Object that)`
Compares the specified object with this memory segment for equality.
`boolean`
MemorySegment.Scope.`equals(Object that)`
Returns `true`, if the provided object is also a scope, which models the same lifetime as that modeled by this scope.

## Uses of Object in java.lang.instrument

Subclasses of Object in java.lang.instrument
Modifier and Type
Class
Description
`final class`
`ClassDefinition`
This class serves as a parameter block to the `Instrumentation.redefineClasses` method.
`class`
`IllegalClassFormatException`
Thrown by an implementation of `ClassFileTransformer.transform` when its input parameters are invalid.
`class`
`UnmodifiableClassException`
Thrown by an implementation of `Instrumentation.redefineClasses` when one of the specified classes cannot be modified.
`class`
`UnmodifiableModuleException`
Thrown to indicate that a module cannot be modified.
Methods in java.lang.instrument with parameters of type Object
Modifier and Type
Method
Description
`long`
Instrumentation.`getObjectSize(Object objectToSize)`
Returns an implementation-specific approximation of the amount of storage consumed by the specified object.

## Uses of Object in java.lang.invoke

Subclasses of Object in java.lang.invoke
Modifier and Type
Class
Description
`class`
`CallSite`
A `CallSite` is a holder for a variable `MethodHandle`, which is called its `target`.
`final class`
`ConstantBootstraps`
Bootstrap methods for dynamically-computed constants.
`class`
`ConstantCallSite`
A `ConstantCallSite` is a `CallSite` whose target is permanent, and can never be changed.
`class`
`LambdaConversionException`
LambdaConversionException
`final class`
`LambdaMetafactory`
Methods to facilitate the creation of simple "function objects" that implement one or more interfaces by delegation to a provided `MethodHandle`, possibly after type adaptation and partial evaluation of arguments.
`class`
`MethodHandle`
A method handle is a typed, directly executable reference to an underlying method, constructor, field, or similar low-level operation, with optional transformations of arguments or return values.
`final class`
`MethodHandleProxies`
This class consists exclusively of static methods that help adapt method handles to other JVM types, such as interfaces.
`final class`
`MethodHandles`
This class consists exclusively of static methods that operate on or return method handles.
`static final class`
`MethodHandles.Lookup`
A lookup object is a factory for creating method handles, when the creation requires access checking.
`final class`
`MethodType`
A method type represents the arguments and return type accepted and returned by a method handle, or the arguments and return type passed and expected by a method handle caller.
`class`
`MutableCallSite`
A `MutableCallSite` is a `CallSite` whose target variable behaves like an ordinary field.
`final class`
`SerializedLambda`
Serialized form of a lambda expression.
`class`
`StringConcatException`
StringConcatException is thrown by `StringConcatFactory` when linkage invariants are violated.
`final class`
`StringConcatFactory`
Methods to facilitate the creation of String concatenation methods, that can be used to efficiently concatenate a known number of arguments of known types, possibly after type adaptation and partial evaluation of arguments.
`class`
`SwitchPoint`
A `SwitchPoint` is an object which can publish state transitions to other threads.
`class`
`VarHandle`
A VarHandle is a dynamically strongly typed reference to a variable, or to a parametrically-defined family of variables, including static fields, non-static fields, array elements, or components of an off-heap data structure.
`static final class`
`VarHandle.VarHandleDesc`
A nominal descriptor for a `VarHandle` constant.
`class`
`VolatileCallSite`
A `VolatileCallSite` is a `CallSite` whose target acts like a volatile variable.
`class`
`WrongMethodTypeException`
Thrown to indicate that code has attempted to call a method handle via the wrong method type.
Methods in java.lang.invoke that return Object
Modifier and Type
Method
Description
`final Object`
VarHandle.`compareAndExchange(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setVolatile(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`compareAndExchangeAcquire(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.set(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`compareAndExchangeRelease(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setRelease(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`static Object`
ConstantBootstraps.`explicitCast(MethodHandles.Lookup lookup, String name, Class<?> dstType, Object value)`
Applies a conversion from a source type to a destination type.
`final Object`
VarHandle.`get(Object... args)`
Returns the value of a variable, with memory semantics of reading as if the variable was declared non-`volatile`.
`final Object`
VarHandle.`getAcquire(Object... args)`
Returns the value of a variable, and ensures that subsequent loads and stores are not reordered before this access.
`final Object`
VarHandle.`getAndAdd(Object... args)`
Atomically adds the `value` to the current value of a variable with the memory semantics of `VarHandle.setVolatile(Object...)`, and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndAddAcquire(Object... args)`
Atomically adds the `value` to the current value of a variable with the memory semantics of `VarHandle.set(Object...)`, and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndAddRelease(Object... args)`
Atomically adds the `value` to the current value of a variable with the memory semantics of `VarHandle.setRelease(Object...)`, and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndBitwiseAnd(Object... args)`
Atomically sets the value of a variable to the result of bitwise AND between the variable's current value and the `mask` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndBitwiseAndAcquire(Object... args)`
Atomically sets the value of a variable to the result of bitwise AND between the variable's current value and the `mask` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndBitwiseAndRelease(Object... args)`
Atomically sets the value of a variable to the result of bitwise AND between the variable's current value and the `mask` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndBitwiseOr(Object... args)`
Atomically sets the value of a variable to the result of bitwise OR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndBitwiseOrAcquire(Object... args)`
Atomically sets the value of a variable to the result of bitwise OR between the variable's current value and the `mask` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndBitwiseOrRelease(Object... args)`
Atomically sets the value of a variable to the result of bitwise OR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndBitwiseXor(Object... args)`
Atomically sets the value of a variable to the result of bitwise XOR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndBitwiseXorAcquire(Object... args)`
Atomically sets the value of a variable to the result of bitwise XOR between the variable's current value and the `mask` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndBitwiseXorRelease(Object... args)`
Atomically sets the value of a variable to the result of bitwise XOR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndSet(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndSetAcquire(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndSetRelease(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`Object`
SerializedLambda.`getCapturedArg(int i)`
Get a dynamic argument to the lambda capture site.
`final Object`
VarHandle.`getOpaque(Object... args)`
Returns the value of a variable, accessed in program order, but with no assurance of memory ordering effects with respect to other threads.
`static Object`
ConstantBootstraps.`getStaticFinal(MethodHandles.Lookup lookup, String name, Class<?> type)`
Returns the value of a static final field declared in the class which is the same as the field's type (or, for primitive-valued fields, declared in the wrapper class.)
`static Object`
ConstantBootstraps.`getStaticFinal(MethodHandles.Lookup lookup, String name, Class<?> type, Class<?> declaringClass)`
Returns the value of a static final field.
`final Object`
VarHandle.`getVolatile(Object... args)`
Returns the value of a variable, with memory semantics of reading as if the variable was declared `volatile`.
`static Object`
ConstantBootstraps.`invoke(MethodHandles.Lookup lookup, String name, Class<?> type, MethodHandle handle, Object... args)`
Returns the result of invoking a method handle with the provided arguments.
`final Object`
MethodHandle.`invoke(Object... args)`
Invokes the method handle, allowing any caller type descriptor, and optionally performing conversions on arguments and return values.
`final Object`
MethodHandle.`invokeExact(Object... args)`
Invokes the method handle, allowing any caller type descriptor, but requiring an exact type match.
`Object`
MethodHandle.`invokeWithArguments(Object... arguments)`
Performs a variable arity invocation, passing the arguments in the given array to the method handle, as if via an inexact `invoke` from a call site which mentions only the type `Object`, and whose actual argument count is the length of the argument array.
`Object`
MethodHandle.`invokeWithArguments(List<?> arguments)`
Performs a variable arity invocation, passing the arguments in the given list to the method handle, as if via an inexact `invoke` from a call site which mentions only the type `Object`, and whose actual argument count is the length of the argument list.
`static Object`
ConstantBootstraps.`nullConstant(MethodHandles.Lookup lookup, String name, Class<?> type)`
Returns a `null` object reference for the reference type specified by `type`.
Methods in java.lang.invoke with parameters of type Object
Modifier and Type
Method
Description
`static CallSite`
LambdaMetafactory.`altMetafactory(MethodHandles.Lookup caller, String interfaceMethodName, MethodType factoryType, Object... args)`
Facilitates the creation of simple "function objects" that implement one or more interfaces by delegation to a provided `MethodHandle`, after appropriate type adaptation and partial evaluation of arguments.
`MethodHandle`
MethodHandles.Lookup.`bind(Object receiver, String name, MethodType type)`
Produces an early-bound method handle for a non-static method.
`MethodHandle`
MethodHandle.`bindTo(Object x)`
Binds a value `x` to the first argument of a method handle, without invoking it.
`final Object`
VarHandle.`compareAndExchange(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setVolatile(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`compareAndExchangeAcquire(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.set(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`compareAndExchangeRelease(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setRelease(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final boolean`
VarHandle.`compareAndSet(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setVolatile(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`static MethodHandle`
MethodHandles.`constant(Class<?> type, Object value)`
Produces a method handle of the requested return type which returns the given constant value every time it is invoked.
`MethodHandles.Lookup`
MethodHandles.Lookup.`defineHiddenClassWithClassData(byte[] bytes, Object classData, boolean initialize, MethodHandles.Lookup.ClassOption... options)`
Creates a hidden class or interface from `bytes` with associated class data, returning a `Lookup` on the newly created class or interface.
`boolean`
MethodType.`equals(Object x)`
Compares the specified object with this type for equality.
`static Object`
ConstantBootstraps.`explicitCast(MethodHandles.Lookup lookup, String name, Class<?> dstType, Object value)`
Applies a conversion from a source type to a destination type.
`final Object`
VarHandle.`get(Object... args)`
Returns the value of a variable, with memory semantics of reading as if the variable was declared non-`volatile`.
`final Object`
VarHandle.`getAcquire(Object... args)`
Returns the value of a variable, and ensures that subsequent loads and stores are not reordered before this access.
`final Object`
VarHandle.`getAndAdd(Object... args)`
Atomically adds the `value` to the current value of a variable with the memory semantics of `VarHandle.setVolatile(Object...)`, and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndAddAcquire(Object... args)`
Atomically adds the `value` to the current value of a variable with the memory semantics of `VarHandle.set(Object...)`, and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndAddRelease(Object... args)`
Atomically adds the `value` to the current value of a variable with the memory semantics of `VarHandle.setRelease(Object...)`, and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndBitwiseAnd(Object... args)`
Atomically sets the value of a variable to the result of bitwise AND between the variable's current value and the `mask` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndBitwiseAndAcquire(Object... args)`
Atomically sets the value of a variable to the result of bitwise AND between the variable's current value and the `mask` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndBitwiseAndRelease(Object... args)`
Atomically sets the value of a variable to the result of bitwise AND between the variable's current value and the `mask` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndBitwiseOr(Object... args)`
Atomically sets the value of a variable to the result of bitwise OR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndBitwiseOrAcquire(Object... args)`
Atomically sets the value of a variable to the result of bitwise OR between the variable's current value and the `mask` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndBitwiseOrRelease(Object... args)`
Atomically sets the value of a variable to the result of bitwise OR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndBitwiseXor(Object... args)`
Atomically sets the value of a variable to the result of bitwise XOR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndBitwiseXorAcquire(Object... args)`
Atomically sets the value of a variable to the result of bitwise XOR between the variable's current value and the `mask` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndBitwiseXorRelease(Object... args)`
Atomically sets the value of a variable to the result of bitwise XOR between the variable's current value and the `mask` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getAndSet(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setVolatile(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final Object`
VarHandle.`getAndSetAcquire(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.set(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final Object`
VarHandle.`getAndSetRelease(Object... args)`
Atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setRelease(Object...)` and returns the variable's previous value, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final Object`
VarHandle.`getOpaque(Object... args)`
Returns the value of a variable, accessed in program order, but with no assurance of memory ordering effects with respect to other threads.
`final Object`
VarHandle.`getVolatile(Object... args)`
Returns the value of a variable, with memory semantics of reading as if the variable was declared `volatile`.
`static MethodHandle`
MethodHandles.`insertArguments(MethodHandle target, int pos, Object... values)`
Provides a target method handle with one or more bound arguments in advance of the method handle's invocation.
`static VarHandle`
MethodHandles.`insertCoordinates(VarHandle target, int pos, Object... values)`
Provides a target var handle with one or more bound coordinates in advance of the var handle's invocation.
`static Object`
ConstantBootstraps.`invoke(MethodHandles.Lookup lookup, String name, Class<?> type, MethodHandle handle, Object... args)`
Returns the result of invoking a method handle with the provided arguments.
`final Object`
MethodHandle.`invoke(Object... args)`
Invokes the method handle, allowing any caller type descriptor, and optionally performing conversions on arguments and return values.
`final Object`
MethodHandle.`invokeExact(Object... args)`
Invokes the method handle, allowing any caller type descriptor, but requiring an exact type match.
`Object`
MethodHandle.`invokeWithArguments(Object... arguments)`
Performs a variable arity invocation, passing the arguments in the given array to the method handle, as if via an inexact `invoke` from a call site which mentions only the type `Object`, and whose actual argument count is the length of the argument array.
`static boolean`
MethodHandleProxies.`isWrapperInstance(Object x)`
Determines if the given object was produced by a call to `asInterfaceInstance`.
`static CallSite`
StringConcatFactory.`makeConcatWithConstants(MethodHandles.Lookup lookup, String name, MethodType concatType, String recipe, Object... constants)`
Facilitates the creation of optimized String concatenation methods, that can be used to efficiently concatenate a known number of arguments of known types, possibly after type adaptation and partial evaluation of arguments.
`final void`
VarHandle.`set(Object... args)`
Sets the value of a variable to the `newValue`, with memory semantics of setting as if the variable was declared non-`volatile` and non-`final`.
`final void`
VarHandle.`setOpaque(Object... args)`
Sets the value of a variable to the `newValue`, in program order, but with no assurance of memory ordering effects with respect to other threads.
`final void`
VarHandle.`setRelease(Object... args)`
Sets the value of a variable to the `newValue`, and ensures that prior loads and stores are not reordered after this access.
`final void`
VarHandle.`setVolatile(Object... args)`
Sets the value of a variable to the `newValue`, with memory semantics of setting as if the variable was declared `volatile`.
`final boolean`
VarHandle.`weakCompareAndSet(Object... args)`
Possibly atomically sets the value of a variable to the `newValue` with the memory semantics of `VarHandle.setVolatile(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getVolatile(Object...)`.
`final boolean`
VarHandle.`weakCompareAndSetAcquire(Object... args)`
Possibly atomically sets the value of a variable to the `newValue` with the semantics of `VarHandle.set(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.getAcquire(Object...)`.
`final boolean`
VarHandle.`weakCompareAndSetPlain(Object... args)`
Possibly atomically sets the value of a variable to the `newValue` with the semantics of `VarHandle.set(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`final boolean`
VarHandle.`weakCompareAndSetRelease(Object... args)`
Possibly atomically sets the value of a variable to the `newValue` with the semantics of `VarHandle.setRelease(Object...)` if the variable's current value, referred to as the witness value, `==` the `expectedValue`, as accessed with the memory semantics of `VarHandle.get(Object...)`.
`static MethodHandle`
MethodHandleProxies.`wrapperInstanceTarget(Object x)`
Produces or recovers a target method handle which is behaviorally equivalent to the unique method of this wrapper instance.
`static Class<?>`
MethodHandleProxies.`wrapperInstanceType(Object x)`
Recovers the unique single-method interface type for which this wrapper instance was created.
Constructors in java.lang.invoke with parameters of type Object
Modifier
Constructor
Description
``
`SerializedLambda(Class<?> capturingClass, String functionalInterfaceClass, String functionalInterfaceMethodName, String functionalInterfaceMethodSignature, int implMethodKind, String implClass, String implMethodName, String implMethodSignature, String instantiatedMethodType, Object[] capturedArgs)`
Create a `SerializedLambda` from the low-level information present at the lambda factory site.

## Uses of Object in java.lang.management

Subclasses of Object in java.lang.management
Modifier and Type
Class
Description
`class`
`LockInfo`
Information about a lock.
`class`
`ManagementFactory`
The `ManagementFactory` class is a factory class for getting managed beans for the Java platform.
`final class`
`ManagementPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`MemoryNotificationInfo`
The information about a memory notification.
`class`
`MemoryUsage`
A `MemoryUsage` object represents a snapshot of memory usage.
`class`
`MonitorInfo`
Information about an object monitor lock.
`class`
`ThreadInfo`
Thread information.

## Uses of Object in java.lang.module

Subclasses of Object in java.lang.module
Modifier and Type
Class
Description
`final class`
`Configuration`
A configuration that is the result of resolution or resolution with service binding.
`class`
`FindException`
Thrown by a `ModuleFinder` when an error occurs finding a module.
`class`
`InvalidModuleDescriptorException`
Thrown when reading a module descriptor and the module descriptor is found to be malformed or otherwise cannot be interpreted as a module descriptor.
`final class`
`ModuleDescriptor`
A module descriptor.
`static final class`
`ModuleDescriptor.Builder`
A builder for building `ModuleDescriptor` objects.
`static final class`
`ModuleDescriptor.Exports`
A package exported by a module, may be qualified or unqualified.
`static final class`
`ModuleDescriptor.Opens`
A package opened by a module, may be qualified or unqualified.
`static final class`
`ModuleDescriptor.Provides`
A service that a module provides one or more implementations of.
`static final class`
`ModuleDescriptor.Requires`
A dependence upon a module.
`static final class`
`ModuleDescriptor.Version`
A module's version string.
`class`
`ModuleReference`
A reference to a module's content.
`class`
`ResolutionException`
Thrown when resolving a set of modules, or resolving a set of modules with service binding, fails.
`final class`
`ResolvedModule`
A module in a graph of resolved modules.
Methods in java.lang.module with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ModuleDescriptor.`equals(Object ob)`
Tests this module descriptor for equality with the given object.
`boolean`
ModuleDescriptor.Exports.`equals(Object ob)`
Tests this module export for equality with the given object.
`boolean`
ModuleDescriptor.Opens.`equals(Object ob)`
Tests this module `Opens` for equality with the given object.
`boolean`
ModuleDescriptor.Provides.`equals(Object ob)`
Tests this `Provides` for equality with the given object.
`boolean`
ModuleDescriptor.Requires.`equals(Object ob)`
Tests this module dependence for equality with the given object.
`boolean`
ModuleDescriptor.Version.`equals(Object ob)`
Tests this module version for equality with the given object.
`boolean`
ResolvedModule.`equals(Object ob)`
Tests this resolved module for equality with the given object.

## Uses of Object in java.lang.ref

Subclasses of Object in java.lang.ref
Modifier and Type
Class
Description
`final class`
`Cleaner`
`Cleaner` manages a set of object references and corresponding cleaning actions.
`class`
`PhantomReference<T>`
Phantom reference objects, which are enqueued after the collector determines that their referents may otherwise be reclaimed.
`class`
`Reference<T>`
Abstract base class for reference objects.
`class`
`ReferenceQueue<T>`
Reference queues, to which registered reference objects are appended by the garbage collector after the appropriate reachability changes are detected.
`class`
`SoftReference<T>`
Soft reference objects, which are cleared at the discretion of the garbage collector in response to memory demand.
`class`
`WeakReference<T>`
Weak reference objects, which do not prevent their referents from being made finalizable, finalized, and then reclaimed.
Methods in java.lang.ref that return Object
Modifier and Type
Method
Description
`protected Object`
Reference.`clone()`
Throws `CloneNotSupportedException`.
Methods in java.lang.ref with parameters of type Object
Modifier and Type
Method
Description
`static void`
Reference.`reachabilityFence(Object ref)`
Ensures that the given object remains strongly reachable.
`Cleaner.Cleanable`
Cleaner.`register(Object obj, Runnable action)`
Registers an object and a cleaning action to run when the object becomes phantom reachable.

## Uses of Object in java.lang.reflect

Subclasses of Object in java.lang.reflect
Modifier and Type
Class
Description
`class`
`AccessibleObject`
The `AccessibleObject` class is the base class for `Field`, `Method`, and `Constructor` objects (known as reflected objects).
`final class`
`Array`
The `Array` class provides static methods to dynamically create and access Java arrays.
`final class`
`Constructor<T>`
`Constructor` provides information about, and access to, a single constructor for a class.
`class`
`Executable`
A shared superclass for the common functionality of `Method` and `Constructor`.
`final class`
`Field`
A `Field` provides information about, and dynamic access to, a single field of a class or an interface.
`class`
`GenericSignatureFormatError`
Thrown when a syntactically malformed signature attribute is encountered by a reflective method that needs to interpret the generic signature information for a class or interface, method or constructor.
`class`
`InaccessibleObjectException`
Thrown when Java language access checks cannot be suppressed.
`class`
`InvocationTargetException`
InvocationTargetException is a checked exception that wraps an exception thrown by an invoked method or constructor.
`class`
`MalformedParameterizedTypeException`
Thrown when a semantically malformed parameterized type is encountered by a reflective method that needs to instantiate it.
`class`
`MalformedParametersException`
Thrown when `the java.lang.reflect package` attempts to read method parameters from a class file and determines that one or more parameters are malformed.
`final class`
`Method`
A `Method` provides information about, and access to, a single method on a class or interface.
`final class`
`Modifier`
The Modifier class provides `static` methods and constants to decode class and member access modifiers.
`final class`
`Parameter`
Information about method parameters.
`class`
`Proxy`
`Proxy` provides static methods for creating objects that act like instances of interfaces but allow for customized method invocation.
`final class`
`RecordComponent`
A `RecordComponent` provides information about, and dynamic access to, a component of a record class.
`final class`
`ReflectPermission`
The Permission class for reflective operations.
`class`
`UndeclaredThrowableException`
Thrown by a method invocation on a proxy instance if its invocation handler's `invoke` method throws a checked exception (a `Throwable` that is not assignable to `RuntimeException` or `Error`) that is not assignable to any of the exception types declared in the `throws` clause of the method that was invoked on the proxy instance and dispatched to the invocation handler.
Methods in java.lang.reflect that return Object
Modifier and Type
Method
Description
`static Object`
Array.`get(Object array, int index)`
Returns the value of the indexed component in the specified array object.
`Object`
Field.`get(Object obj)`
Returns the value of the field represented by this `Field`, on the specified object.
`Object`
Method.`getDefaultValue()`
Returns the default value for the annotation member represented by this `Method` instance.
`Object`
InvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
Processes a method invocation on a proxy instance and returns the result.
`Object`
Method.`invoke(Object obj, Object... args)`
Invokes the underlying method represented by this `Method` object, on the specified object with the specified parameters.
`static Object`
InvocationHandler.`invokeDefault(Object proxy, Method method, Object... args)`
Invokes the specified default method on the given `proxy` instance with the given parameters.
`static Object`
Array.`newInstance(Class<?> componentType, int length)`
Creates a new array with the specified component type and length.
`static Object`
Array.`newInstance(Class<?> componentType, int... dimensions)`
Creates a new array with the specified component type and dimensions.
`static Object`
Proxy.`newProxyInstance(ClassLoader loader, Class<?>[] interfaces, InvocationHandler h)`
Returns a proxy instance for the specified interfaces that dispatches method invocations to the specified invocation handler.
Methods in java.lang.reflect with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
AccessibleObject.`canAccess(Object obj)`
Test if the caller can access this reflected object.
`boolean`
Constructor.`equals(Object obj)`
Compares this `Constructor` against the specified object.
`boolean`
Field.`equals(Object obj)`
Compares this `Field` against the specified object.
`boolean`
Method.`equals(Object obj)`
Compares this `Method` against the specified object.
`boolean`
Parameter.`equals(Object obj)`
Compares based on the executable and the index.
`static Object`
Array.`get(Object array, int index)`
Returns the value of the indexed component in the specified array object.
`Object`
Field.`get(Object obj)`
Returns the value of the field represented by this `Field`, on the specified object.
`static boolean`
Array.`getBoolean(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `boolean`.
`boolean`
Field.`getBoolean(Object obj)`
Gets the value of a static or instance `boolean` field.
`static byte`
Array.`getByte(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `byte`.
`byte`
Field.`getByte(Object obj)`
Gets the value of a static or instance `byte` field.
`static char`
Array.`getChar(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `char`.
`char`
Field.`getChar(Object obj)`
Gets the value of a static or instance field of type `char` or of another primitive type convertible to type `char` via a widening conversion.
`static double`
Array.`getDouble(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `double`.
`double`
Field.`getDouble(Object obj)`
Gets the value of a static or instance field of type `double` or of another primitive type convertible to type `double` via a widening conversion.
`static float`
Array.`getFloat(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `float`.
`float`
Field.`getFloat(Object obj)`
Gets the value of a static or instance field of type `float` or of another primitive type convertible to type `float` via a widening conversion.
`static int`
Array.`getInt(Object array, int index)`
Returns the value of the indexed component in the specified array object, as an `int`.
`int`
Field.`getInt(Object obj)`
Gets the value of a static or instance field of type `int` or of another primitive type convertible to type `int` via a widening conversion.
`static InvocationHandler`
Proxy.`getInvocationHandler(Object proxy)`
Returns the invocation handler for the specified proxy instance.
`static int`
Array.`getLength(Object array)`
Returns the length of the specified array object, as an `int`.
`static long`
Array.`getLong(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `long`.
`long`
Field.`getLong(Object obj)`
Gets the value of a static or instance field of type `long` or of another primitive type convertible to type `long` via a widening conversion.
`static short`
Array.`getShort(Object array, int index)`
Returns the value of the indexed component in the specified array object, as a `short`.
`short`
Field.`getShort(Object obj)`
Gets the value of a static or instance field of type `short` or of another primitive type convertible to type `short` via a widening conversion.
`Object`
InvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
Processes a method invocation on a proxy instance and returns the result.
`Object`
Method.`invoke(Object obj, Object... args)`
Invokes the underlying method represented by this `Method` object, on the specified object with the specified parameters.
`static Object`
InvocationHandler.`invokeDefault(Object proxy, Method method, Object... args)`
Invokes the specified default method on the given `proxy` instance with the given parameters.
`T`
Constructor.`newInstance(Object... initargs)`
Uses the constructor represented by this `Constructor` object to create and initialize a new instance of the constructor's declaring class, with the specified initialization parameters.
`static void`
Array.`set(Object array, int index, Object value)`
Sets the value of the indexed component of the specified array object to the specified new value.
`void`
Field.`set(Object obj, Object value)`
Sets the field represented by this `Field` object on the specified object argument to the specified new value.
`static void`
Array.`setBoolean(Object array, int index, boolean z)`
Sets the value of the indexed component of the specified array object to the specified `boolean` value.
`void`
Field.`setBoolean(Object obj, boolean z)`
Sets the value of a field as a `boolean` on the specified object.
`static void`
Array.`setByte(Object array, int index, byte b)`
Sets the value of the indexed component of the specified array object to the specified `byte` value.
`void`
Field.`setByte(Object obj, byte b)`
Sets the value of a field as a `byte` on the specified object.
`static void`
Array.`setChar(Object array, int index, char c)`
Sets the value of the indexed component of the specified array object to the specified `char` value.
`void`
Field.`setChar(Object obj, char c)`
Sets the value of a field as a `char` on the specified object.
`static void`
Array.`setDouble(Object array, int index, double d)`
Sets the value of the indexed component of the specified array object to the specified `double` value.
`void`
Field.`setDouble(Object obj, double d)`
Sets the value of a field as a `double` on the specified object.
`static void`
Array.`setFloat(Object array, int index, float f)`
Sets the value of the indexed component of the specified array object to the specified `float` value.
`void`
Field.`setFloat(Object obj, float f)`
Sets the value of a field as a `float` on the specified object.
`static void`
Array.`setInt(Object array, int index, int i)`
Sets the value of the indexed component of the specified array object to the specified `int` value.
`void`
Field.`setInt(Object obj, int i)`
Sets the value of a field as an `int` on the specified object.
`static void`
Array.`setLong(Object array, int index, long l)`
Sets the value of the indexed component of the specified array object to the specified `long` value.
`void`
Field.`setLong(Object obj, long l)`
Sets the value of a field as a `long` on the specified object.
`static void`
Array.`setShort(Object array, int index, short s)`
Sets the value of the indexed component of the specified array object to the specified `short` value.
`void`
Field.`setShort(Object obj, short s)`
Sets the value of a field as a `short` on the specified object.

## Uses of Object in java.lang.runtime

Subclasses of Object in java.lang.runtime
Modifier and Type
Class
Description
`final class`
`ExactConversionsSupport`
A testing conversion of a value is exact if it yields a result without loss of information or throwing an exception.
`final class`
`ObjectMethods`
Bootstrap methods for state-driven implementations of core methods, including `Object.equals(Object)`, `Object.hashCode()`, and `Object.toString()`.
`final class`
`SwitchBootstraps`
Bootstrap methods for linking `invokedynamic` call sites that implement the selection functionality of the `switch` statement.
Methods in java.lang.runtime that return Object
Modifier and Type
Method
Description
`static Object`
ObjectMethods.`bootstrap(MethodHandles.Lookup lookup, String methodName, TypeDescriptor type, Class<?> recordClass, String names, MethodHandle... getters)`
Bootstrap method to generate the `Object.equals(Object)`, `Object.hashCode()`, and `Object.toString()` methods, based on a description of the component names and accessor methods, for either `invokedynamic` call sites or dynamic constant pool entries.
Methods in java.lang.runtime with parameters of type Object
Modifier and Type
Method
Description
`static CallSite`
SwitchBootstraps.`enumSwitch(MethodHandles.Lookup lookup, String invocationName, MethodType invocationType, Object... labels)`
Bootstrap method for linking an `invokedynamic` call site that implements a `switch` on a target of an enum type.
`static CallSite`
SwitchBootstraps.`typeSwitch(MethodHandles.Lookup lookup, String invocationName, MethodType invocationType, Object... labels)`
Bootstrap method for linking an `invokedynamic` call site that implements a `switch` on a target of a reference type.

## Uses of Object in java.math

Subclasses of Object in java.math
Modifier and Type
Class
Description
`class`
`BigDecimal`
Immutable, arbitrary-precision signed decimal numbers.
`class`
`BigInteger`
Immutable arbitrary-precision integers.
`final class`
`MathContext`
Immutable objects which encapsulate the context settings which describe certain rules for numerical operators, such as those implemented by the `BigDecimal` class.
Methods in java.math with parameters of type Object
Modifier and Type
Method
Description
`boolean`
BigDecimal.`equals(Object x)`
Compares this `BigDecimal` with the specified `Object` for equality.
`boolean`
BigInteger.`equals(Object x)`
Compares this BigInteger with the specified Object for equality.
`boolean`
MathContext.`equals(Object x)`
Compares this `MathContext` with the specified `Object` for equality.

## Uses of Object in java.net

Subclasses of Object in java.net
Modifier and Type
Class
Description
`class`
`Authenticator`
The class Authenticator represents an object that knows how to obtain authentication for a network connection.
`class`
`BindException`
Signals that an error occurred while attempting to bind a socket to a local address and port.
`class`
`CacheRequest`
Represents channels for storing resources in the ResponseCache.
`class`
`CacheResponse`
Represent channels for retrieving resources from the ResponseCache.
`class`
`ConnectException`
Signals that an error occurred while attempting to connect a socket to a remote address and port.
`class`
`ContentHandler`
The abstract class `ContentHandler` is the superclass of all classes that read an `Object` from a `URLConnection`.
`class`
`CookieHandler`
A CookieHandler object provides a callback mechanism to hook up a HTTP state management policy implementation into the HTTP protocol handler.
`class`
`CookieManager`
CookieManager provides a concrete implementation of `CookieHandler`, which separates the storage of cookies from the policy surrounding accepting and rejecting cookies.
`final class`
`DatagramPacket`
This class represents a datagram packet.
`class`
`DatagramSocket`
This class represents a socket for sending and receiving datagram packets.
`class`
`DatagramSocketImpl`
Abstract datagram and multicast socket implementation base class.
`final class`
`HttpCookie`
An HttpCookie object represents an HTTP cookie, which carries state information between server and user agent.
`class`
`HttpRetryException`
Thrown to indicate that a HTTP request needs to be retried but cannot be retried automatically, due to streaming mode being enabled.
`class`
`HttpURLConnection`
A URLConnection with support for HTTP-specific features.
`final class`
`IDN`
Provides methods to convert internationalized domain names (IDNs) between a normal Unicode representation and an ASCII Compatible Encoding (ACE) representation.
`final class`
`Inet4Address`
This class represents an Internet Protocol version 4 (IPv4) address.
`final class`
`Inet6Address`
This class represents an Internet Protocol version 6 (IPv6) address.
`class`
`InetAddress`
This class represents an Internet Protocol (IP) address.
`class`
`InetSocketAddress`
This class implements an IP Socket Address (IP address + port number) It can also be a pair (hostname + port number), in which case an attempt will be made to resolve the hostname.
`final class`
`InterfaceAddress`
This class represents a Network Interface address.
`class`
`JarURLConnection`
A URL Connection to a Java ARchive (JAR) file or an entry in a JAR file.
`class`
`MalformedURLException`
Thrown to indicate that a malformed URL has occurred.
`class`
`MulticastSocket`
A `MulticastSocket` is a datagram socket that is convenient for sending and receiving IP multicast datagrams.
`final class`
`NetPermission`
This class is for various network permissions.
`final class`
`NetworkInterface`
This class represents a Network Interface.
`class`
`NoRouteToHostException`
Signals that an error occurred while attempting to connect a socket to a remote address and port.
`final class`
`PasswordAuthentication`
The class PasswordAuthentication is a data holder that is used by Authenticator.
`class`
`PortUnreachableException`
Signals that an ICMP Port Unreachable message has been received on a connected datagram.
`class`
`ProtocolException`
Thrown to indicate that there is an error in the underlying protocol, such as a TCP error.
`class`
`Proxy`
This class represents a proxy setting, typically a type (http, socks) and a socket address.
`class`
`ProxySelector`
Selects the proxy server to use, if any, when connecting to the network resource referenced by a URL.
`class`
`ResponseCache`
Represents implementations of URLConnection caches.
`class`
`SecureCacheResponse`
Represents a cache response originally retrieved through secure means, such as TLS.
`class`
`ServerSocket`
This class implements server sockets.
`class`
`Socket`
This class implements client sockets (also called just "sockets").
`class`
`SocketAddress`
This class represents a Socket Address with no protocol attachment.
`class`
`SocketException`
Thrown to indicate that there is an error creating or accessing a Socket.
`class`
`SocketImpl`
The abstract class `SocketImpl` is a common superclass of all classes that actually implement sockets.
`final class`
`SocketPermission`
This class represents access to a network via sockets.
`class`
`SocketTimeoutException`
Signals that a timeout has occurred on a socket read or accept.
`final class`
`StandardSocketOptions`
Defines the standard socket options.
`final class`
`UnixDomainSocketAddress`
A Unix domain socket address.
`class`
`UnknownHostException`
Thrown to indicate that the IP address of a host could not be determined.
`class`
`UnknownServiceException`
Thrown to indicate that an unknown service exception has occurred.
`final class`
`URI`
Represents a Uniform Resource Identifier (URI) reference.
`class`
`URISyntaxException`
Checked exception thrown to indicate that a string could not be parsed as a URI reference.
`final class`
`URL`
Class `URL` represents a Uniform Resource Locator, a pointer to a "resource" on the World Wide Web.
`class`
`URLClassLoader`
This class loader is used to load classes and resources from a search path of URLs referring to both JAR files and directories.
`class`
`URLConnection`
The abstract class `URLConnection` is the superclass of all classes that represent a communications link between the application and a URL.
`final class`
`URLDecoder`
Utility class for HTML form decoding.
`final class`
`URLEncoder`
Utility class for HTML form encoding.
`final class`
`URLPermission`
Represents permission to access a resource or set of resources defined by a given url, and for a given set of user-settable request methods and request headers.
`class`
`URLStreamHandler`
The abstract class `URLStreamHandler` is the common superclass for all stream protocol handlers.
Methods in java.net that return Object
Modifier and Type
Method
Description
`Object`
HttpCookie.`clone()`
Create and return a copy of this object.
`abstract Object`
ContentHandler.`getContent(URLConnection urlc)`
Given a URL connect stream positioned at the beginning of the representation of an object, this method reads that stream and creates an object from it.
`Object`
ContentHandler.`getContent(URLConnection urlc, Class[] classes)`
Given a URL connect stream positioned at the beginning of the representation of an object, this method reads that stream and creates an object that matches one of the types specified.
`final Object`
URL.`getContent()`
Gets the contents of this URL.
`final Object`
URL.`getContent(Class<?>[] classes)`
Gets the contents of this URL.
`Object`
URLConnection.`getContent()`
Retrieves the contents of this URL connection.
`Object`
URLConnection.`getContent(Class<?>[] classes)`
Retrieves the contents of this URL connection.
`Object`
SocketOptions.`getOption(int optID)`
Fetch the value of an option.
Methods in java.net with parameters of type Object
Modifier and Type
Method
Description
`boolean`
HttpCookie.`equals(Object obj)`
Test the equality of two HTTP cookies.
`boolean`
Inet4Address.`equals(Object obj)`
Compares this object against the specified object.
`boolean`
Inet6Address.`equals(Object obj)`
Compares this object against the specified object.
`boolean`
InetAddress.`equals(Object obj)`
Compares this object against the specified object.
`final boolean`
InetSocketAddress.`equals(Object obj)`
Compares this object against the specified object.
`boolean`
InterfaceAddress.`equals(Object obj)`
Compares this object against the specified object.
`boolean`
NetworkInterface.`equals(Object obj)`
Compares this object against the specified object.
`final boolean`
Proxy.`equals(Object obj)`
Compares this object against the specified object.
`boolean`
SocketPermission.`equals(Object obj)`
Checks two SocketPermission objects for equality.
`boolean`
UnixDomainSocketAddress.`equals(Object o)`
Compares this address with another object.
`boolean`
URI.`equals(Object ob)`
Tests this URI for equality with another object.
`boolean`
URL.`equals(Object obj)`
Compares this URL for equality with another object.
`boolean`
URLPermission.`equals(Object p)`
Returns true if, this.getActions().equals(p.getActions()) and p's url equals this's url.
`void`
SocketOptions.`setOption(int optID, Object value)`
Enable/disable the option specified by `optID`.

## Uses of Object in java.net.http

Subclasses of Object in java.net.http
Modifier and Type
Class
Description
`class`
`HttpClient`
An HTTP Client.
`class`
`HttpConnectTimeoutException`
Thrown when a connection, over which an `HttpRequest` is intended to be sent, is not successfully established within a specified time period.
`final class`
`HttpHeaders`
A read-only view of a set of HTTP headers.
`class`
`HttpRequest`
An HTTP request.
`static class`
`HttpRequest.BodyPublishers`
Implementations of `BodyPublisher` that implement various useful publishers, such as publishing the request body from a String, or from a file.
`static class`
`HttpResponse.BodyHandlers`
Implementations of `BodyHandler` that implement various useful handlers, such as handling the response body as a String, or streaming the response body to a file.
`static class`
`HttpResponse.BodySubscribers`
Implementations of `BodySubscriber` that implement various useful subscribers, such as converting the response body bytes into a String, or streaming the bytes to a file.
`class`
`HttpTimeoutException`
Thrown when a response is not received within a specified time period.
`final class`
`WebSocketHandshakeException`
Thrown when the opening handshake has failed.
Methods in java.net.http with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
HttpHeaders.`equals(Object obj)`
Tests this HTTP headers instance for equality with the given object.
`final boolean`
HttpRequest.`equals(Object obj)`
Tests this HTTP request instance for equality with the given object.

## Uses of Object in java.net.spi

Subclasses of Object in java.net.spi
Modifier and Type
Class
Description
`static final class`
`InetAddressResolver.LookupPolicy`
A `LookupPolicy` object describes characteristics that can be applied to a lookup operation.
`class`
`InetAddressResolverProvider`
Service-provider class for InetAddress resolvers.
`class`
`URLStreamHandlerProvider`
URL stream handler service-provider class.

## Uses of Object in java.nio

Subclasses of Object in java.nio
Modifier and Type
Class
Description
`class`
`Buffer`
A container for data of a specific primitive type.
`class`
`BufferOverflowException`
Unchecked exception thrown when a relative put operation reaches the target buffer's limit.
`class`
`BufferUnderflowException`
Unchecked exception thrown when a relative get operation reaches the source buffer's limit.
`class`
`ByteBuffer`
A byte buffer.
`final class`
`ByteOrder`
A typesafe enumeration for byte orders.
`class`
`CharBuffer`
A char buffer.
`class`
`DoubleBuffer`
A double buffer.
`class`
`FloatBuffer`
A float buffer.
`class`
`IntBuffer`
An int buffer.
`class`
`InvalidMarkException`
Unchecked exception thrown when an attempt is made to reset a buffer when its mark is not defined.
`class`
`LongBuffer`
A long buffer.
`class`
`MappedByteBuffer`
A direct byte buffer whose content is a memory-mapped region of a file.
`class`
`ReadOnlyBufferException`
Unchecked exception thrown when a content-mutation method such as `put` or `compact` is invoked upon a read-only buffer.
`class`
`ShortBuffer`
A short buffer.
Methods in java.nio that return Object
Modifier and Type
Method
Description
`abstract Object`
Buffer.`array()`
Returns the array that backs this buffer (optional operation).
Methods in java.nio with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ByteBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.
`boolean`
CharBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.
`boolean`
DoubleBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.
`boolean`
FloatBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.
`boolean`
IntBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.
`boolean`
LongBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.
`boolean`
ShortBuffer.`equals(Object ob)`
Tells whether or not this buffer is equal to another object.

## Uses of Object in java.nio.channels

Subclasses of Object in java.nio.channels
Modifier and Type
Class
Description
`class`
`AcceptPendingException`
Unchecked exception thrown when an attempt is made to initiate an accept operation on a channel and a previous accept operation has not completed.
`class`
`AlreadyBoundException`
Unchecked exception thrown when an attempt is made to bind the socket a network oriented channel that is already bound.
`class`
`AlreadyConnectedException`
Unchecked exception thrown when an attempt is made to connect a `SocketChannel` that is already connected.
`class`
`AsynchronousChannelGroup`
A grouping of asynchronous channels for the purpose of resource sharing.
`class`
`AsynchronousCloseException`
Checked exception received by a thread when another thread closes the channel or the part of the channel upon which it is blocked in an I/O operation.
`class`
`AsynchronousFileChannel`
An asynchronous channel for reading, writing, and manipulating a file.
`class`
`AsynchronousServerSocketChannel`
An asynchronous channel for stream-oriented listening sockets.
`class`
`AsynchronousSocketChannel`
An asynchronous channel for stream-oriented connecting sockets.
`class`
`CancelledKeyException`
Unchecked exception thrown when an attempt is made to use a selection key that is no longer valid.
`final class`
`Channels`
Utility methods for channels and streams.
`class`
`ClosedByInterruptException`
Checked exception received by a thread when another thread interrupts it while it is blocked in an I/O operation upon a channel.
`class`
`ClosedChannelException`
Checked exception thrown when an attempt is made to invoke or complete an I/O operation upon channel that is closed, or at least closed to that operation.
`class`
`ClosedSelectorException`
Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a closed selector.
`class`
`ConnectionPendingException`
Unchecked exception thrown when an attempt is made to connect a `SocketChannel` for which a non-blocking connection operation is already in progress.
`class`
`DatagramChannel`
A selectable channel for datagram-oriented sockets.
`class`
`FileChannel`
A channel for reading, writing, mapping, and manipulating a file.
`static class`
`FileChannel.MapMode`
A file-mapping mode.
`class`
`FileLock`
A token representing a lock on a region of a file.
`class`
`FileLockInterruptionException`
Checked exception received by a thread when another thread interrupts it while it is waiting to acquire a file lock.
`class`
`IllegalBlockingModeException`
Unchecked exception thrown when a blocking-mode-specific operation is invoked upon a channel in the incorrect blocking mode.
`class`
`IllegalChannelGroupException`
Unchecked exception thrown when an attempt is made to open a channel in a group that was not created by the same provider.
`class`
`IllegalSelectorException`
Unchecked exception thrown when an attempt is made to register a channel with a selector that was not created by the provider that created the channel.
`class`
`InterruptedByTimeoutException`
Checked exception received by a thread when a timeout elapses before an asynchronous operation completes.
`class`
`MembershipKey`
A token representing the membership of an Internet Protocol (IP) multicast group.
`class`
`NoConnectionPendingException`
Unchecked exception thrown when the `finishConnect` method of a `SocketChannel` is invoked without first successfully invoking its `connect` method.
`class`
`NonReadableChannelException`
Unchecked exception thrown when an attempt is made to read from a channel that was not originally opened for reading.
`class`
`NonWritableChannelException`
Unchecked exception thrown when an attempt is made to write to a channel that was not originally opened for writing.
`class`
`NotYetBoundException`
Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a server socket channel that is not yet bound.
`class`
`NotYetConnectedException`
Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a socket channel that is not yet connected.
`class`
`OverlappingFileLockException`
Unchecked exception thrown when an attempt is made to acquire a lock on a region of a file that overlaps a region already locked by the same Java virtual machine, or when another thread is already waiting to lock an overlapping region of the same file.
`class`
`Pipe`
A pair of channels that implements a unidirectional pipe.
`static class`
`Pipe.SinkChannel`
A channel representing the writable end of a `Pipe`.
`static class`
`Pipe.SourceChannel`
A channel representing the readable end of a `Pipe`.
`class`
`ReadPendingException`
Unchecked exception thrown when an attempt is made to read from an asynchronous socket channel and a previous read has not completed.
`class`
`SelectableChannel`
A channel that can be multiplexed via a `Selector`.
`class`
`SelectionKey`
A token representing the registration of a `SelectableChannel` with a `Selector`.
`class`
`Selector`
A multiplexor of `SelectableChannel` objects.
`class`
`ServerSocketChannel`
A selectable channel for stream-oriented listening sockets.
`class`
`ShutdownChannelGroupException`
Unchecked exception thrown when an attempt is made to construct a channel in a group that is shutdown or the completion handler for an I/O operation cannot be invoked because the channel group has terminated.
`class`
`SocketChannel`
A selectable channel for stream-oriented connecting sockets.
`class`
`UnresolvedAddressException`
Unchecked exception thrown when an attempt is made to invoke a network operation upon an unresolved socket address.
`class`
`UnsupportedAddressTypeException`
Unchecked exception thrown when an attempt is made to bind or connect to a socket address of a type that is not supported.
`class`
`WritePendingException`
Unchecked exception thrown when an attempt is made to write to an asynchronous socket channel and a previous write has not completed.
Methods in java.nio.channels that return Object
Modifier and Type
Method
Description
`final Object`
SelectionKey.`attach(Object ob)`
Attaches the given object to this key.
`final Object`
SelectionKey.`attachment()`
Retrieves the current attachment.
`abstract Object`
SelectableChannel.`blockingLock()`
Retrieves the object upon which the `configureBlocking` and `register` methods synchronize.
Methods in java.nio.channels with parameters of type Object
Modifier and Type
Method
Description
`final Object`
SelectionKey.`attach(Object ob)`
Attaches the given object to this key.
`abstract SelectionKey`
SelectableChannel.`register(Selector sel, int ops, Object att)`
Registers this channel with the given selector, returning a selection key.

## Uses of Object in java.nio.channels.spi

Subclasses of Object in java.nio.channels.spi
Modifier and Type
Class
Description
`class`
`AbstractInterruptibleChannel`
Base implementation class for interruptible channels.
`class`
`AbstractSelectableChannel`
Base implementation class for selectable channels.
`class`
`AbstractSelectionKey`
Base implementation class for selection keys.
`class`
`AbstractSelector`
Base implementation class for selectors.
`class`
`AsynchronousChannelProvider`
Service-provider class for asynchronous channels.
`class`
`SelectorProvider`
Service-provider class for selectors and selectable channels.
Methods in java.nio.channels.spi that return Object
Modifier and Type
Method
Description
`final Object`
AbstractSelectableChannel.`blockingLock()`
Methods in java.nio.channels.spi with parameters of type Object
Modifier and Type
Method
Description
`final SelectionKey`
AbstractSelectableChannel.`register(Selector sel, int ops, Object att)`
Registers this channel with the given selector, returning a selection key.
`protected abstract SelectionKey`
AbstractSelector.`register(AbstractSelectableChannel ch, int ops, Object att)`
Registers the given channel with this selector.

## Uses of Object in java.nio.charset

Subclasses of Object in java.nio.charset
Modifier and Type
Class
Description
`class`
`CharacterCodingException`
Checked exception thrown when a character encoding or decoding error occurs.
`class`
`Charset`
A named mapping between sequences of sixteen-bit Unicode code units and sequences of bytes.
`class`
`CharsetDecoder`
An engine that can transform a sequence of bytes in a specific charset into a sequence of sixteen-bit Unicode characters.
`class`
`CharsetEncoder`
An engine that can transform a sequence of sixteen-bit Unicode characters into a sequence of bytes in a specific charset.
`class`
`CoderMalfunctionError`
Error thrown when the `decodeLoop` method of a `CharsetDecoder`, or the `encodeLoop` method of a `CharsetEncoder`, throws an unexpected exception.
`final class`
`CoderResult`
A description of the result state of a coder.
`final class`
`CodingErrorAction`
A typesafe enumeration for coding-error actions.
`class`
`IllegalCharsetNameException`
Unchecked exception thrown when a string that is not a legal charset name is used as such.
`class`
`MalformedInputException`
Checked exception thrown when an input byte sequence is not legal for given charset, or an input character sequence is not a legal sixteen-bit Unicode sequence.
`final class`
`StandardCharsets`
Constant definitions for the standard `charsets`.
`class`
`UnmappableCharacterException`
Checked exception thrown when an input character (or byte) sequence is valid but cannot be mapped to an output byte (or character) sequence.
`class`
`UnsupportedCharsetException`
Unchecked exception thrown when no support is available for a requested charset.
Methods in java.nio.charset with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
Charset.`equals(Object ob)`
Tells whether or not this object is equal to another.

## Uses of Object in java.nio.charset.spi

Subclasses of Object in java.nio.charset.spi
Modifier and Type
Class
Description
`class`
`CharsetProvider`
Charset service-provider class.

## Uses of Object in java.nio.file

Subclasses of Object in java.nio.file
Modifier and Type
Class
Description
`class`
`AccessDeniedException`
Checked exception thrown when a file system operation is denied, typically due to a file permission or other access check.
`class`
`AtomicMoveNotSupportedException`
Checked exception thrown when a file cannot be moved as an atomic file system operation.
`class`
`ClosedDirectoryStreamException`
Unchecked exception thrown when an attempt is made to invoke an operation on a directory stream that is closed.
`class`
`ClosedFileSystemException`
Unchecked exception thrown when an attempt is made to invoke an operation on a file and the file system is closed.
`class`
`ClosedWatchServiceException`
Unchecked exception thrown when an attempt is made to invoke an operation on a watch service that is closed.
`final class`
`DirectoryIteratorException`
Runtime exception thrown if an I/O error is encountered when iterating over the entries in a directory.
`class`
`DirectoryNotEmptyException`
Checked exception thrown when a file system operation fails because a directory is not empty.
`class`
`FileAlreadyExistsException`
Checked exception thrown when an attempt is made to create a file or directory and a file of that name already exists.
`final class`
`Files`
This class consists exclusively of static methods that operate on files, directories, or other types of files.
`class`
`FileStore`
Storage for files.
`class`
`FileSystem`
Provides an interface to a file system and is the factory for objects to access files and other objects in the file system.
`class`
`FileSystemAlreadyExistsException`
Runtime exception thrown when an attempt is made to create a file system that already exists.
`class`
`FileSystemException`
Thrown when a file system operation fails on one or two files.
`class`
`FileSystemLoopException`
Checked exception thrown when a file system loop, or cycle, is encountered.
`class`
`FileSystemNotFoundException`
Runtime exception thrown when a file system cannot be found.
`final class`
`FileSystems`
Factory methods for file systems.
`class`
`InvalidPathException`
Unchecked exception thrown when path string cannot be converted into a `Path` because the path string contains invalid characters, or the path string is invalid for other file system specific reasons.
`final class`
`LinkPermission`
The `Permission` class for link creation operations.
`class`
`NoSuchFileException`
Checked exception thrown when an attempt is made to access a file that does not exist.
`class`
`NotDirectoryException`
Checked exception thrown when a file system operation, intended for a directory, fails because the file is not a directory.
`class`
`NotLinkException`
Checked exception thrown when a file system operation fails because a file is not a symbolic link.
`final class`
`Paths`
This class consists exclusively of static methods that return a `Path` by converting a path string or `URI`.
`class`
`ProviderMismatchException`
Unchecked exception thrown when an attempt is made to invoke a method on an object created by one file system provider with a parameter created by a different file system provider.
`class`
`ProviderNotFoundException`
Runtime exception thrown when a provider of the required type cannot be found.
`class`
`ReadOnlyFileSystemException`
Unchecked exception thrown when an attempt is made to update an object associated with a `read-only` `FileSystem`.
`class`
`SimpleFileVisitor<T>`
A simple visitor of files with default behavior to visit all files and to re-throw I/O errors.
`final class`
`StandardWatchEventKinds`
Defines the standard event kinds.
Fields in java.nio.file with type parameters of type Object
Modifier and Type
Field
Description
`static final WatchEvent.Kind<Object>`
StandardWatchEventKinds.`OVERFLOW`
A special event to indicate that events may have been lost or discarded.
Methods in java.nio.file that return Object
Modifier and Type
Method
Description
`static Object`
Files.`getAttribute(Path path, String attribute, LinkOption... options)`
Reads the value of a file attribute.
`abstract Object`
FileStore.`getAttribute(String attribute)`
Reads the value of a file store attribute.
Methods in java.nio.file that return types with arguments of type Object
Modifier and Type
Method
Description
`static Map<String,Object>`
Files.`readAttributes(Path path, String attributes, LinkOption... options)`
Reads a set of file attributes as a bulk operation.
Methods in java.nio.file with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Path.`equals(Object other)`
Tests this path for equality with the given object.
`static Path`
Files.`setAttribute(Path path, String attribute, Object value, LinkOption... options)`
Sets the value of a file attribute.

## Uses of Object in java.nio.file.attribute

Subclasses of Object in java.nio.file.attribute
Modifier and Type
Class
Description
`final class`
`AclEntry`
An entry in an access control list (ACL).
`static final class`
`AclEntry.Builder`
A builder of `AclEntry` objects.
`final class`
`FileTime`
Represents the value of a file's time stamp attribute.
`final class`
`PosixFilePermissions`
This class consists exclusively of static methods that operate on sets of `PosixFilePermission` objects.
`class`
`UserPrincipalLookupService`
An object to lookup user and group principals by name.
`class`
`UserPrincipalNotFoundException`
Checked exception thrown when a lookup of `UserPrincipal` fails because the principal does not exist.
Methods in java.nio.file.attribute that return Object
Modifier and Type
Method
Description
`Object`
BasicFileAttributes.`fileKey()`
Returns an object that uniquely identifies the given file, or `null` if a file key is not available.
Methods in java.nio.file.attribute with parameters of type Object
Modifier and Type
Method
Description
`boolean`
AclEntry.`equals(Object ob)`
Compares the specified object with this ACL entry for equality.
`boolean`
FileTime.`equals(Object obj)`
Tests this `FileTime` for equality with the given object.

## Uses of Object in java.nio.file.spi

Subclasses of Object in java.nio.file.spi
Modifier and Type
Class
Description
`class`
`FileSystemProvider`
Service-provider class for file systems.
`class`
`FileTypeDetector`
A file type detector for probing a file to guess its file type.
Methods in java.nio.file.spi that return types with arguments of type Object
Modifier and Type
Method
Description
`abstract Map<String,Object>`
FileSystemProvider.`readAttributes(Path path, String attributes, LinkOption... options)`
Reads a set of file attributes as a bulk operation.
Methods in java.nio.file.spi with parameters of type Object
Modifier and Type
Method
Description
`abstract void`
FileSystemProvider.`setAttribute(Path path, String attribute, Object value, LinkOption... options)`
Sets the value of a file attribute.

## Uses of Object in java.rmi

Subclasses of Object in java.rmi
Modifier and Type
Class
Description
`class`
`AccessException`
An `AccessException` is thrown by certain methods of the `java.rmi.Naming` class (specifically `bind`, `rebind`, and `unbind`) to indicate that the caller does not have permission to perform the action requested by the method call.
`class`
`AlreadyBoundException`
An `AlreadyBoundException` is thrown if an attempt is made to bind an object to a name that already has an associated binding in the registry.
`class`
`ConnectException`
A `ConnectException` is thrown if a connection is refused to the remote host for a remote method call.
`class`
`ConnectIOException`
A `ConnectIOException` is thrown if an `IOException` occurs while making a connection to the remote host for a remote method call.
`class`
`MarshalException`
A `MarshalException` is thrown if a `java.io.IOException` occurs while marshalling the remote call header, arguments or return value for a remote method call.
`final class`
`MarshalledObject<T>`
A `MarshalledObject` contains a byte stream with the serialized representation of an object given to its constructor.
`final class`
`Naming`
The `Naming` class provides methods for storing and obtaining references to remote objects in a remote object registry.
`class`
`NoSuchObjectException`
A `NoSuchObjectException` is thrown if an attempt is made to invoke a method on an object that no longer exists in the remote virtual machine.
`class`
`NotBoundException`
A `NotBoundException` is thrown if an attempt is made to lookup or unbind in the registry a name that has no associated binding.
`class`
`RemoteException`
A `RemoteException` is the common superclass for a number of communication-related exceptions that may occur during the execution of a remote method call.
`class`
`RMISecurityException`
Deprecated.
Use `SecurityException` instead.
`class`
`RMISecurityManager`
Deprecated, for removal: This API element is subject to removal in a future version.
There is no replacement for the Security Manager.
`class`
`ServerError`
A `ServerError` is thrown as a result of a remote method invocation when an `Error` is thrown while processing the invocation on the server, either while unmarshalling the arguments, executing the remote method itself, or marshalling the return value.
`class`
`ServerException`
A `ServerException` is thrown as a result of a remote method invocation when a `RemoteException` is thrown while processing the invocation on the server, either while unmarshalling the arguments or executing the remote method itself.
`class`
`ServerRuntimeException`
Deprecated.
no replacement
`class`
`StubNotFoundException`
A `StubNotFoundException` is thrown if a valid stub class could not be found for a remote object when it is exported.
`class`
`UnexpectedException`
An `UnexpectedException` is thrown if the client of a remote method call receives, as a result of the call, a checked exception that is not among the checked exception types declared in the `throws` clause of the method in the remote interface.
`class`
`UnknownHostException`
An `UnknownHostException` is thrown if a `java.net.UnknownHostException` occurs while creating a connection to the remote host for a remote method call.
`class`
`UnmarshalException`
An `UnmarshalException` can be thrown while unmarshalling the parameters or results of a remote method call if any of the following conditions occur: if an exception occurs while unmarshalling the call header if the protocol for the return value is invalid if a `java.io.IOException` occurs unmarshalling parameters (on the server side) or the return value (on the client side).
Methods in java.rmi with parameters of type Object
Modifier and Type
Method
Description
`boolean`
MarshalledObject.`equals(Object obj)`
Compares this `MarshalledObject` to another object.

## Uses of Object in java.rmi.dgc

Subclasses of Object in java.rmi.dgc
Modifier and Type
Class
Description
`final class`
`Lease`
A lease contains a unique VM identifier and a lease duration.
`final class`
`VMID`
A VMID is a identifier that is unique across all Java virtual machines.
Methods in java.rmi.dgc with parameters of type Object
Modifier and Type
Method
Description
`boolean`
VMID.`equals(Object obj)`
Compare this VMID to another, and return true if they are the same identifier.

## Uses of Object in java.rmi.registry

Subclasses of Object in java.rmi.registry
Modifier and Type
Class
Description
`final class`
`LocateRegistry`
`LocateRegistry` is used to obtain a reference to a bootstrap remote object registry on a particular host (including the local host), or to create a remote object registry that accepts calls on a specific port.

## Uses of Object in java.rmi.server

Subclasses of Object in java.rmi.server
Modifier and Type
Class
Description
`class`
`ExportException`
An `ExportException` is a `RemoteException` thrown if an attempt to export a remote object fails.
`class`
`LogStream`
Deprecated.
no replacement
`final class`
`ObjID`
An `ObjID` is used to identify a remote object exported to an RMI runtime.
`class`
`Operation`
Deprecated.
no replacement
`class`
`RemoteObject`
The `RemoteObject` class implements the `java.lang.Object` behavior for remote objects.
`class`
`RemoteObjectInvocationHandler`
An implementation of the `InvocationHandler` interface for use with Java Remote Method Invocation (Java RMI).
`class`
`RemoteServer`
The `RemoteServer` class is the common superclass to server implementations and provides the framework to support a wide range of remote reference semantics.
`class`
`RemoteStub`
Deprecated.
Statically generated stubs are deprecated, since stubs are generated dynamically.
`class`
`RMIClassLoader`
`RMIClassLoader` comprises static methods to support dynamic class loading with RMI.
`class`
`RMIClassLoaderSpi`
`RMIClassLoaderSpi` is the service provider interface for `RMIClassLoader`.
`class`
`RMISocketFactory`
An `RMISocketFactory` instance is used by the RMI runtime in order to obtain client and server sockets for RMI calls.
`class`
`ServerCloneException`
A `ServerCloneException` is thrown if a remote exception occurs during the cloning of a `UnicastRemoteObject`.
`class`
`ServerNotActiveException`
An `ServerNotActiveException` is an `Exception` thrown during a call to `RemoteServer.getClientHost` if the getClientHost method is called outside of servicing a remote method call.
`class`
`SkeletonMismatchException`
Deprecated.
no replacement.
`class`
`SkeletonNotFoundException`
Deprecated.
no replacement.
`class`
`SocketSecurityException`
Deprecated.
This class is obsolete.
`final class`
`UID`
A `UID` represents an identifier that is unique over time with respect to the host it is generated on, or one of 216 "well-known" identifiers.
`class`
`UnicastRemoteObject`
Used for exporting a remote object with JRMP and obtaining a stub that communicates to the remote object.
Methods in java.rmi.server that return Object
Modifier and Type
Method
Description
`Object`
UnicastRemoteObject.`clone()`
Returns a clone of the remote object that is distinct from the original.
`Object`
LoaderHandler.`getSecurityContext(ClassLoader loader)`
Deprecated.
no replacement
`static Object`
RMIClassLoader.`getSecurityContext(ClassLoader loader)`
Deprecated.
no replacement.
`Object`
RemoteObjectInvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
Processes a method invocation made on the encapsulating proxy instance, `proxy`, and returns the result.
`Object`
RemoteRef.`invoke(Remote obj, Method method, Object[] params, long opnum)`
Invoke a method.
Methods in java.rmi.server with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ObjID.`equals(Object obj)`
Compares the specified object with this `ObjID` for equality.
`boolean`
RemoteObject.`equals(Object obj)`
Compares two remote objects for equality.
`boolean`
UID.`equals(Object obj)`
Compares the specified object with this `UID` for equality.
`RemoteStub`
ServerRef.`exportObject(Remote obj, Object data)`
Deprecated.
Creates a client stub object for the supplied Remote object.
`Object`
RemoteObjectInvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
Processes a method invocation made on the encapsulating proxy instance, `proxy`, and returns the result.
`Object`
RemoteRef.`invoke(Remote obj, Method method, Object[] params, long opnum)`
Invoke a method.

## Uses of Object in java.security

Subclasses of Object in java.security
Modifier and Type
Class
Description
`final class`
`AccessControlContext`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the the Security Manager, which is no longer supported.
`class`
`AccessControlException`
Deprecated, for removal: This API element is subject to removal in a future version.
This exception was only useful in conjunction with the Security Manager, which is no longer supported.
`final class`
`AccessController`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`AlgorithmParameterGenerator`
The `AlgorithmParameterGenerator` class is used to generate a set of parameters to be used with a certain algorithm.
`class`
`AlgorithmParameterGeneratorSpi`
This class defines the Service Provider Interface (SPI) for the `AlgorithmParameterGenerator` class, which is used to generate a set of parameters to be used with a certain algorithm.
`class`
`AlgorithmParameters`
This class is used as an opaque representation of cryptographic parameters.
`class`
`AlgorithmParametersSpi`
This class defines the Service Provider Interface (SPI) for the `AlgorithmParameters` class, which is used to manage algorithm parameters.
`final class`
`AllPermission`
The `AllPermission` is a permission that implies all other permissions.
`class`
`AuthProvider`
This class defines login and logout methods for a provider.
`class`
`BasicPermission`
The `BasicPermission` class extends the `Permission` class, and can be used as the base class for permissions that want to follow the same naming convention as `BasicPermission`.
`final class`
`CodeSigner`
This class encapsulates information about a code signer.
`class`
`CodeSource`
This class extends the concept of a codebase to encapsulate not only the location (URL) but also the certificate chains that were used to verify signed code originating from that location.
`class`
`DigestException`
This is the generic Message Digest exception.
`class`
`DigestInputStream`
A transparent stream that updates the associated message digest using the bits going through the stream.
`class`
`DigestOutputStream`
A transparent stream that updates the associated message digest using the bits going through the stream.
`final class`
`DomainLoadStoreParameter`
Configuration data that specifies the keystores in a keystore domain.
`final class`
`DrbgParameters`
This class specifies the parameters used by a DRBG (Deterministic Random Bit Generator).
`static final class`
`DrbgParameters.Instantiation`
DRBG parameters for instantiation.
`static final class`
`DrbgParameters.NextBytes`
DRBG parameters for random bits generation.
`static final class`
`DrbgParameters.Reseed`
DRBG parameters for reseed.
`class`
`GeneralSecurityException`
The `GeneralSecurityException` class is a generic security exception class that provides type safety for all the security-related exception classes that extend from it.
`class`
`GuardedObject`
A GuardedObject is an object that is used to protect access to another object.
`class`
`Identity`
Deprecated, for removal: This API element is subject to removal in a future version.
This class is deprecated and subject to removal in a future version of Java SE.
`class`
`IdentityScope`
Deprecated, for removal: This API element is subject to removal in a future version.
This class is deprecated and subject to removal in a future version of Java SE.
`class`
`InvalidAlgorithmParameterException`
This is the exception for invalid or inappropriate algorithm parameters.
`class`
`InvalidKeyException`
This is the exception for invalid Keys (invalid encoding, wrong length, uninitialized, etc.).
`class`
`InvalidParameterException`
This exception, designed for use by the JCA/JCE engine classes, is thrown when an invalid parameter is passed to a method.
`class`
`KeyException`
This is the basic key exception.
`class`
`KeyFactory`
Key factories are used to convert keys (opaque cryptographic keys of type `Key`) into key specifications (transparent representations of the underlying key material), and vice versa.
`class`
`KeyFactorySpi`
This class defines the Service Provider Interface (SPI) for the `KeyFactory` class.
`class`
`KeyManagementException`
This is the general key management exception for all operations dealing with key management.
`final class`
`KeyPair`
This class is a simple holder for a key pair (a public key and a private key).
`class`
`KeyPairGenerator`
The `KeyPairGenerator` class is used to generate pairs of public and private keys.
`class`
`KeyPairGeneratorSpi`
This class defines the Service Provider Interface (SPI) for the `KeyPairGenerator` class, which is used to generate pairs of public and private keys.
`class`
`KeyRep`
Standardized representation for serialized Key objects.
`class`
`KeyStore`
This class represents a storage facility for cryptographic keys and certificates.
`static class`
`KeyStore.Builder`
A description of a to-be-instantiated `KeyStore` object.
`static class`
`KeyStore.CallbackHandlerProtection`
A `ProtectionParameter` encapsulating a CallbackHandler.
`static class`
`KeyStore.PasswordProtection`
A password-based implementation of `ProtectionParameter`.
`static final class`
`KeyStore.PrivateKeyEntry`
A `KeyStore` entry that holds a `PrivateKey` and corresponding certificate chain.
`static final class`
`KeyStore.SecretKeyEntry`
A `KeyStore` entry that holds a `SecretKey`.
`static final class`
`KeyStore.TrustedCertificateEntry`
A `KeyStore` entry that holds a trusted `Certificate`.
`class`
`KeyStoreException`
This is the generic KeyStore exception.
`class`
`KeyStoreSpi`
This class defines the Service Provider Interface (SPI) for the `KeyStore` class.
`class`
`MessageDigest`
This `MessageDigest` class provides applications the functionality of a message digest algorithm, such as SHA-1 or SHA-256.
`class`
`MessageDigestSpi`
This class defines the Service Provider Interface (SPI) for the `MessageDigest` class, which provides the functionality of a message digest algorithm, such as MD5 or SHA.
`class`
`NoSuchAlgorithmException`
This exception is thrown when a particular cryptographic algorithm is requested but is not available in the environment.
`class`
`NoSuchProviderException`
This exception is thrown when a particular security provider is requested but is not available in the environment.
`class`
`Permission`
Abstract class for representing access to a system resource.
`class`
`PermissionCollection`
Abstract class representing a collection of Permission objects.
`final class`
`Permissions`
This class represents a heterogeneous collection of permissions.
`final class`
`PKCS12Attribute`
An attribute associated with a PKCS12 keystore entry.
`class`
`Policy`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`PolicySpi`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`PrivilegedActionException`
This exception is thrown by `doPrivileged(PrivilegedExceptionAction)` and `doPrivileged(PrivilegedExceptionAction, AccessControlContext context)` to indicate that the action being performed threw a checked exception.
`class`
`ProtectionDomain`
The `ProtectionDomain` class encapsulates the characteristics of a domain, which encloses a set of classes whose instances are granted a set of permissions.
`class`
`Provider`
This class represents a "provider" for the Java Security API, where a provider implements some or all parts of Java Security.
`static class`
`Provider.Service`
The description of a security service.
`class`
`ProviderException`
A runtime exception for `Provider` exceptions (such as misconfiguration errors or unrecoverable internal errors), which may be subclassed by Providers to throw specialized, provider-specific runtime errors.
`class`
`SecureClassLoader`
This class extends `ClassLoader` with additional support for defining classes with an associated code source and permissions.
`class`
`SecureRandom`
This class provides a cryptographically strong random number generator (RNG).
`class`
`SecureRandomSpi`
This class defines the Service Provider Interface (SPI) for the `SecureRandom` class.
`final class`
`Security`
This class centralizes all security properties and common security methods.
`final class`
`SecurityPermission`
This class is for security permissions.
`class`
`Signature`
The `Signature` class is used to provide applications the functionality of a digital signature algorithm.
`class`
`SignatureException`
This is the generic Signature exception.
`class`
`SignatureSpi`
This class defines the Service Provider Interface (SPI) for the `Signature` class, which is used to provide the functionality of a digital signature algorithm.
`final class`
`SignedObject`
`SignedObject` is a class for the purpose of creating authentic runtime objects whose integrity cannot be compromised without being detected.
`class`
`Signer`
Deprecated, for removal: This API element is subject to removal in a future version.
This class is deprecated and subject to removal in a future version of Java SE.
`final class`
`Timestamp`
This class encapsulates information about a signed timestamp.
`class`
`UnrecoverableEntryException`
This exception is thrown if an entry in the keystore cannot be recovered.
`class`
`UnrecoverableKeyException`
This exception is thrown if a key in the keystore cannot be recovered.
`final class`
`UnresolvedPermission`
The `UnresolvedPermission` class used to hold Permissions that were "unresolved" when the `Policy` was initialized.
`class`
`URIParameter`
A parameter that contains a URI pointing to data intended for a PolicySpi or ConfigurationSpi implementation.
Methods in java.security that return Object
Modifier and Type
Method
Description
`Object`
MessageDigest.`clone()`
Returns a clone if the implementation is cloneable.
`Object`
MessageDigestSpi.`clone()`
Returns a clone if the implementation is cloneable.
`Object`
Signature.`clone()`
Returns a clone if the implementation is cloneable.
`Object`
SignatureSpi.`clone()`
Returns a clone if the implementation is cloneable.
`Object`
Provider.`compute(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
Attempts to compute a mapping for the specified key and its current mapped value (or `null` if there is no current mapping).
`Object`
Provider.`computeIfAbsent(Object key, Function<? super Object, ? extends Object> mappingFunction)`
If the specified key is not already associated with a value (or is mapped to `null`), attempts to compute its value using the given mapping function and enters it into this map unless `null`.
`Object`
Provider.`computeIfPresent(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the value for the specified key is present and non-null, attempts to compute a new mapping given the key and its current mapped value.
`protected abstract Object`
SignatureSpi.`engineGetParameter(String param)`
Deprecated.
`Object`
GuardedObject.`getObject()`
Retrieves the guarded object, or throws an exception if access to the guarded object is denied by the guard.
`Object`
SignedObject.`getObject()`
Retrieves the encapsulated object.
`Object`
Provider.`getOrDefault(Object key, Object defaultValue)`
`final Object`
Signature.`getParameter(String param)`
Deprecated.
`Object`
Provider.`merge(Object key, Object value, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the specified key is not already associated with a value or is associated with `null`, associates it with the given value.
`Object`
Provider.Service.`newInstance(Object constructorParameter)`
Return a new instance of the implementation described by this service.
`Object`
Provider.`put(Object key, Object value)`
Sets the `key` property to have the specified `value`.
`Object`
Provider.`putIfAbsent(Object key, Object value)`
If the specified key is not already associated with a value (or is mapped to `null`) associates it with the given value and returns `null`, else returns the current value.
`protected Object`
KeyRep.`readResolve()`
Resolve the Key object.
`Object`
Provider.`remove(Object key)`
Removes the `key` property (and its corresponding `value`).
`Object`
Provider.`replace(Object key, Object value)`
Replaces the entry for the specified key only if it is currently mapped to some value.
Methods in java.security that return types with arguments of type Object
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
Provider.`entrySet()`
Returns an unmodifiable Set view of the property entries contained in this `Provider`.
`Set<Map.Entry<Object,Object>>`
Provider.`entrySet()`
Returns an unmodifiable Set view of the property entries contained in this `Provider`.
`Set<Object>`
Provider.`keySet()`
Returns an unmodifiable Set view of the property keys contained in this `Provider`.
`Collection<Object>`
Provider.`values()`
Returns an unmodifiable Collection view of the property values contained in this `Provider`.
Methods in java.security with parameters of type Object
Modifier and Type
Method
Description
`void`
Guard.`checkGuard(Object object)`
Determines whether to allow access to the guarded object `object`.
`void`
Permission.`checkGuard(Object object)`
Implements the guard interface for a permission.
`Object`
Provider.`compute(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
Attempts to compute a mapping for the specified key and its current mapped value (or `null` if there is no current mapping).
`Object`
Provider.`computeIfAbsent(Object key, Function<? super Object, ? extends Object> mappingFunction)`
If the specified key is not already associated with a value (or is mapped to `null`), attempts to compute its value using the given mapping function and enters it into this map unless `null`.
`Object`
Provider.`computeIfPresent(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the value for the specified key is present and non-null, attempts to compute a new mapping given the key and its current mapped value.
`protected abstract void`
SignatureSpi.`engineSetParameter(String param, Object value)`
Deprecated.
Replaced by `engineSetParameter`.
`boolean`
AccessControlContext.`equals(Object obj)`
Deprecated, for removal: This API element is subject to removal in a future version.
Checks two `AccessControlContext` objects for equality.
`boolean`
AllPermission.`equals(Object obj)`
Checks two `AllPermission` objects for equality.
`boolean`
BasicPermission.`equals(Object obj)`
Checks two `BasicPermission` objects for equality.
`boolean`
CodeSigner.`equals(Object obj)`
Tests for equality between the specified object and this code signer.
`boolean`
CodeSource.`equals(Object obj)`
Tests for equality between the specified object and this object.
`final boolean`
Identity.`equals(Object identity)`
Deprecated, for removal: This API element is subject to removal in a future version.
Tests for equality between the specified object and this `Identity`.
`abstract boolean`
Permission.`equals(Object obj)`
Checks two `Permission` objects for equality.
`boolean`
PKCS12Attribute.`equals(Object obj)`
Compares this `PKCS12Attribute` and a specified object for equality.
`boolean`
Principal.`equals(Object another)`
Compares this `Principal` to the specified object.
`boolean`
Timestamp.`equals(Object obj)`
Tests for equality between the specified object and this `Timestamp`.
`boolean`
UnresolvedPermission.`equals(Object obj)`
Checks two `UnresolvedPermission` objects for equality.
`Object`
Provider.`getOrDefault(Object key, Object defaultValue)`
`Object`
Provider.`merge(Object key, Object value, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the specified key is not already associated with a value or is associated with `null`, associates it with the given value.
`Object`
Provider.Service.`newInstance(Object constructorParameter)`
Return a new instance of the implementation described by this service.
`Object`
Provider.`put(Object key, Object value)`
Sets the `key` property to have the specified `value`.
`Object`
Provider.`putIfAbsent(Object key, Object value)`
If the specified key is not already associated with a value (or is mapped to `null`) associates it with the given value and returns `null`, else returns the current value.
`Object`
Provider.`remove(Object key)`
Removes the `key` property (and its corresponding `value`).
`boolean`
Provider.`remove(Object key, Object value)`
Removes the entry for the specified key only if it is currently mapped to the specified value.
`Object`
Provider.`replace(Object key, Object value)`
Replaces the entry for the specified key only if it is currently mapped to some value.
`boolean`
Provider.`replace(Object key, Object oldValue, Object newValue)`
Replaces the entry for the specified key only if currently mapped to the specified value.
`final void`
Signature.`setParameter(String param, Object value)`
Deprecated.
Use `setParameter`.
`boolean`
Provider.Service.`supportsParameter(Object parameter)`
Test whether this Service can use the specified parameter.
Method parameters in java.security with type arguments of type Object
Modifier and Type
Method
Description
`Object`
Provider.`compute(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
Attempts to compute a mapping for the specified key and its current mapped value (or `null` if there is no current mapping).
`Object`
Provider.`compute(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
Attempts to compute a mapping for the specified key and its current mapped value (or `null` if there is no current mapping).
`Object`
Provider.`compute(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
Attempts to compute a mapping for the specified key and its current mapped value (or `null` if there is no current mapping).
`Object`
Provider.`computeIfAbsent(Object key, Function<? super Object, ? extends Object> mappingFunction)`
If the specified key is not already associated with a value (or is mapped to `null`), attempts to compute its value using the given mapping function and enters it into this map unless `null`.
`Object`
Provider.`computeIfAbsent(Object key, Function<? super Object, ? extends Object> mappingFunction)`
If the specified key is not already associated with a value (or is mapped to `null`), attempts to compute its value using the given mapping function and enters it into this map unless `null`.
`Object`
Provider.`computeIfPresent(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the value for the specified key is present and non-null, attempts to compute a new mapping given the key and its current mapped value.
`Object`
Provider.`computeIfPresent(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the value for the specified key is present and non-null, attempts to compute a new mapping given the key and its current mapped value.
`Object`
Provider.`computeIfPresent(Object key, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the value for the specified key is present and non-null, attempts to compute a new mapping given the key and its current mapped value.
`void`
Provider.`forEach(BiConsumer<? super Object, ? super Object> action)`
`void`
Provider.`forEach(BiConsumer<? super Object, ? super Object> action)`
`Object`
Provider.`merge(Object key, Object value, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the specified key is not already associated with a value or is associated with `null`, associates it with the given value.
`Object`
Provider.`merge(Object key, Object value, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the specified key is not already associated with a value or is associated with `null`, associates it with the given value.
`Object`
Provider.`merge(Object key, Object value, BiFunction<? super Object, ? super Object, ? extends Object> remappingFunction)`
If the specified key is not already associated with a value or is associated with `null`, associates it with the given value.
`void`
Provider.`replaceAll(BiFunction<? super Object, ? super Object, ? extends Object> function)`
Replaces each entry's value with the result of invoking the given function on that entry, in the order entries are returned by an entry set iterator, until all entries have been processed or the function throws an exception.
`void`
Provider.`replaceAll(BiFunction<? super Object, ? super Object, ? extends Object> function)`
Replaces each entry's value with the result of invoking the given function on that entry, in the order entries are returned by an entry set iterator, until all entries have been processed or the function throws an exception.
`void`
Provider.`replaceAll(BiFunction<? super Object, ? super Object, ? extends Object> function)`
Replaces each entry's value with the result of invoking the given function on that entry, in the order entries are returned by an entry set iterator, until all entries have been processed or the function throws an exception.
Constructors in java.security with parameters of type Object
Modifier
Constructor
Description
``
`GuardedObject(Object object, Guard guard)`
Constructs a GuardedObject using the specified object and guard.

## Uses of Object in java.security.cert

Subclasses of Object in java.security.cert
Modifier and Type
Class
Description
`class`
`Certificate`
Abstract class for managing a variety of identity certificates.
`protected static class`
`Certificate.CertificateRep`
Alternate `Certificate` class for serialization.
`class`
`CertificateEncodingException`
Certificate Encoding Exception.
`class`
`CertificateException`
This exception indicates one of a variety of certificate problems.
`class`
`CertificateExpiredException`
Certificate Expired Exception.
`class`
`CertificateFactory`
This class defines the functionality of a certificate factory, which is used to generate certificate, certification path (`CertPath`) and certificate revocation list (CRL) objects from their encodings.
`class`
`CertificateFactorySpi`
This class defines the Service Provider Interface (SPI) for the `CertificateFactory` class.
`class`
`CertificateNotYetValidException`
Certificate is not yet valid exception.
`class`
`CertificateParsingException`
Certificate Parsing Exception.
`class`
`CertificateRevokedException`
An exception that indicates an X.509 certificate is revoked.
`class`
`CertPath`
An immutable sequence of certificates (a certification path).
`protected static class`
`CertPath.CertPathRep`
Alternate `CertPath` class for serialization.
`class`
`CertPathBuilder`
A class for building certification paths (also known as certificate chains).
`class`
`CertPathBuilderException`
An exception indicating one of a variety of problems encountered when building a certification path with a `CertPathBuilder`.
`class`
`CertPathBuilderSpi`
The Service Provider Interface (SPI) for the `CertPathBuilder` class.
`class`
`CertPathValidator`
A class for validating certification paths (also known as certificate chains).
`class`
`CertPathValidatorException`
An exception indicating one of a variety of problems encountered when validating a certification path.
`class`
`CertPathValidatorSpi`
The Service Provider Interface (SPI) for the `CertPathValidator` class.
`class`
`CertStore`
A class for retrieving `Certificate`s and `CRL`s from a repository.
`class`
`CertStoreException`
An exception indicating one of a variety of problems retrieving certificates and CRLs from a `CertStore`.
`class`
`CertStoreSpi`
The Service Provider Interface (SPI) for the `CertStore` class.
`class`
`CollectionCertStoreParameters`
Parameters used as input for the Collection `CertStore` algorithm.
`class`
`CRL`
This class is an abstraction of certificate revocation lists (CRLs) that have different formats but important common uses.
`class`
`CRLException`
CRL (Certificate Revocation List) Exception.
`class`
`LDAPCertStoreParameters`
Parameters used as input for the LDAP `CertStore` algorithm.
`class`
`PKIXBuilderParameters`
Parameters used as input for the PKIX `CertPathBuilder` algorithm.
`class`
`PKIXCertPathBuilderResult`
This class represents the successful result of the PKIX certification path builder algorithm.
`class`
`PKIXCertPathChecker`
An abstract class that performs one or more checks on an `X509Certificate`.
`class`
`PKIXCertPathValidatorResult`
This class represents the successful result of the PKIX certification path validation algorithm.
`class`
`PKIXParameters`
Parameters used as input for the PKIX `CertPathValidator` algorithm.
`class`
`PKIXRevocationChecker`
A `PKIXCertPathChecker` for checking the revocation status of certificates with the PKIX algorithm.
`class`
`PolicyQualifierInfo`
An immutable policy qualifier represented by the ASN.1 PolicyQualifierInfo structure.
`class`
`TrustAnchor`
A trust anchor or most-trusted Certification Authority (CA).
`final class`
`URICertStoreParameters`
Parameters used as input for `CertStore` algorithms which use information contained in a URI to retrieve certificates and CRLs.
`class`
`X509Certificate`
Abstract class for X.509 certificates.
`class`
`X509CertSelector`
A `CertSelector` that selects `X509Certificates` that match all specified criteria.
`class`
`X509CRL`
Abstract class for an X.509 Certificate Revocation List (CRL).
`class`
`X509CRLEntry`
Abstract class for a revoked certificate in a CRL (Certificate Revocation List).
`class`
`X509CRLSelector`
A `CRLSelector` that selects `X509CRLs` that match all specified criteria.
Methods in java.security.cert that return Object
Modifier and Type
Method
Description
`Object`
CertPathBuilderResult.`clone()`
Makes a copy of this `CertPathBuilderResult`.
`Object`
CertPathParameters.`clone()`
Makes a copy of this `CertPathParameters`.
`Object`
CertPathValidatorResult.`clone()`
Makes a copy of this `CertPathValidatorResult`.
`Object`
CertSelector.`clone()`
Makes a copy of this `CertSelector`.
`Object`
CertStoreParameters.`clone()`
Makes a copy of this `CertStoreParameters`.
`Object`
CollectionCertStoreParameters.`clone()`
Returns a copy of this object.
`Object`
CRLSelector.`clone()`
Makes a copy of this `CRLSelector`.
`Object`
LDAPCertStoreParameters.`clone()`
Returns a copy of this object.
`Object`
PKIXCertPathChecker.`clone()`
Returns a clone of this object.
`Object`
PKIXCertPathValidatorResult.`clone()`
Returns a copy of this object.
`Object`
PKIXParameters.`clone()`
Makes a copy of this `PKIXParameters` object.
`Object`
X509CertSelector.`clone()`
Returns a copy of this object.
`Object`
X509CRLSelector.`clone()`
Returns a copy of this object.
`protected Object`
Certificate.CertificateRep.`readResolve()`
Returns a `Certificate` with the type and data of this `CertificateRep`.
`protected Object`
CertPath.CertPathRep.`readResolve()`
Returns a `CertPath` constructed from the type and data of this `CertPathRep`.
`protected Object`
Certificate.`writeReplace()`
Replace the `Certificate` to be serialized with a `CertificateRep` object containing the type and encoded bytes of the `Certificate`.
`protected Object`
CertPath.`writeReplace()`
Replaces the `CertPath` to be serialized with a `CertPathRep` object containing the `Certificate` type and encoded bytes of the `CertPath`.
Methods in java.security.cert that return types with arguments of type Object
Modifier and Type
Method
Description
`Collection<Object>`
X509CRLSelector.`getIssuerNames()`
Returns a copy of the issuerNames criterion.
Methods in java.security.cert with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Certificate.`equals(Object other)`
Compares this certificate for equality with the specified object.
`boolean`
CertPath.`equals(Object other)`
Compares this certification path for equality with the specified object.
`boolean`
URICertStoreParameters.`equals(Object p)`
Compares the specified object with this parameters object for equality.
`boolean`
X509CRL.`equals(Object other)`
Compares this CRL for equality with the given object.
`boolean`
X509CRLEntry.`equals(Object other)`
Compares this CRL entry for equality with the given object.

## Uses of Object in java.security.spec

Subclasses of Object in java.security.spec
Modifier and Type
Class
Description
`final class`
`DSAGenParameterSpec`
This immutable class specifies the set of parameters used for generating DSA parameters as specified in FIPS 186-3 Digital Signature Standard (DSS).
`class`
`DSAParameterSpec`
This class specifies the set of parameters used with the DSA algorithm.
`class`
`DSAPrivateKeySpec`
This class specifies a DSA private key with its associated parameters.
`class`
`DSAPublicKeySpec`
This class specifies a DSA public key with its associated parameters.
`class`
`ECFieldF2m`
This immutable class defines an elliptic curve (EC) characteristic 2 finite field.
`class`
`ECFieldFp`
This immutable class defines an elliptic curve (EC) prime finite field.
`class`
`ECGenParameterSpec`
This immutable class specifies the set of parameters used for generating elliptic curve (EC) domain parameters.
`class`
`ECParameterSpec`
This immutable class specifies the set of domain parameters used with elliptic curve cryptography (ECC).
`class`
`ECPoint`
This immutable class represents a point on an elliptic curve (EC) in affine coordinates.
`class`
`ECPrivateKeySpec`
This immutable class specifies an elliptic curve private key with its associated parameters.
`class`
`ECPublicKeySpec`
This immutable class specifies an elliptic curve public key with its associated parameters.
`class`
`EdDSAParameterSpec`
A class used to specify EdDSA signature and verification parameters.
`final class`
`EdECPoint`
An elliptic curve point used to specify keys as defined by RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA).
`final class`
`EdECPrivateKeySpec`
A class representing elliptic curve private keys as defined in RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA), including the curve and other algorithm parameters.
`final class`
`EdECPublicKeySpec`
A class representing elliptic curve public keys as defined in RFC 8032: Edwards-Curve Digital Signature Algorithm (EdDSA), including the curve and other algorithm parameters.
`class`
`EllipticCurve`
This immutable class holds the necessary values needed to represent an elliptic curve.
`class`
`EncodedKeySpec`
This class represents a public or private key in encoded format.
`class`
`InvalidKeySpecException`
This is the exception for invalid key specifications.
`class`
`InvalidParameterSpecException`
This is the exception for invalid parameter specifications.
`class`
`MGF1ParameterSpec`
This class specifies the set of parameters used with mask generation function MGF1 in OAEP Padding and RSASSA-PSS signature scheme, as defined in the PKCS#1 v2.2 standard.
`class`
`NamedParameterSpec`
This class is used to specify any algorithm parameters that are determined by a standard name.
`class`
`PKCS8EncodedKeySpec`
This class represents the ASN.1 encoding of a private key, encoded according to the ASN.1 type `PrivateKeyInfo`.
`class`
`PSSParameterSpec`
This class specifies a parameter spec for the RSASSA-PSS signature scheme, as defined in the PKCS#1 v2.2 standard.
`class`
`RSAKeyGenParameterSpec`
This class specifies the set of parameters used to generate an RSA key pair.
`class`
`RSAMultiPrimePrivateCrtKeySpec`
This class specifies an RSA multi-prime private key, as defined in the PKCS#1 v2.2 standard using the Chinese Remainder Theorem (CRT) information values for efficiency.
`class`
`RSAOtherPrimeInfo`
This class represents the triplet (prime, exponent, and coefficient) inside RSA's OtherPrimeInfo structure, as defined in the PKCS#1 v2.2 standard.
`class`
`RSAPrivateCrtKeySpec`
This class specifies an RSA private key, as defined in the PKCS#1 v2.2 standard, using the Chinese Remainder Theorem (CRT) information values for efficiency.
`class`
`RSAPrivateKeySpec`
This class specifies an RSA private key.
`class`
`RSAPublicKeySpec`
This class specifies an RSA public key.
`class`
`X509EncodedKeySpec`
This class represents the ASN.1 encoding of a public key, encoded according to the ASN.1 type `SubjectPublicKeyInfo`.
`class`
`XECPrivateKeySpec`
A class representing elliptic curve private keys as defined in RFC 7748, including the curve and other algorithm parameters.
`class`
`XECPublicKeySpec`
A class representing elliptic curve public keys as defined in RFC 7748, including the curve and other algorithm parameters.
Methods in java.security.spec with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ECFieldF2m.`equals(Object obj)`
Compares this finite field for equality with the specified object.
`boolean`
ECFieldFp.`equals(Object obj)`
Compares this prime finite field for equality with the specified object.
`boolean`
ECPoint.`equals(Object obj)`
Compares this elliptic curve point for equality with the specified object.
`boolean`
EllipticCurve.`equals(Object obj)`
Compares this elliptic curve for equality with the specified object.

## Uses of Object in java.sql

Subclasses of Object in java.sql
Modifier and Type
Class
Description
`class`
`BatchUpdateException`
The subclass of `SQLException` thrown when an error occurs during a batch update operation.
`class`
`DataTruncation`
An exception thrown as a `DataTruncation` exception (on writes) or reported as a `DataTruncation` warning (on reads) when a data values is unexpectedly truncated for reasons other than its having exceeded `MaxFieldSize`.
`class`
`Date`
A thin wrapper around a millisecond value that allows JDBC to identify this as an SQL `DATE` value.
`class`
`DriverManager`
The basic service for managing a set of JDBC drivers.
`class`
`DriverPropertyInfo`
Driver properties for making a connection.
`class`
`SQLClientInfoException`
The subclass of `SQLException` is thrown when one or more client info properties could not be set on a `Connection`.
`class`
`SQLDataException`
The subclass of `SQLException` thrown when the SQLState class value is '22', or under vendor-specified conditions.
`class`
`SQLException`
An exception that provides information on a database access error or other errors.
`class`
`SQLFeatureNotSupportedException`
The subclass of `SQLException` thrown when the SQLState class value is '0A' ( the value is 'zero' A).
`class`
`SQLIntegrityConstraintViolationException`
The subclass of `SQLException` thrown when the SQLState class value is '23', or under vendor-specified conditions.
`class`
`SQLInvalidAuthorizationSpecException`
The subclass of `SQLException` thrown when the SQLState class value is '28', or under vendor-specified conditions.
`class`
`SQLNonTransientConnectionException`
The subclass of `SQLException` thrown for the SQLState class value '08', or under vendor-specified conditions.
`class`
`SQLNonTransientException`
The subclass of `SQLException` thrown when an instance where a retry of the same operation would fail unless the cause of the `SQLException` is corrected.
`final class`
`SQLPermission`
A `SQLPermission` object contains a name (also referred to as a "target name") but no actions list; there is either a named permission or there is not.
`class`
`SQLRecoverableException`
The subclass of `SQLException` thrown in situations where a previously failed operation might be able to succeed if the application performs some recovery steps and retries the entire transaction or in the case of a distributed transaction, the transaction branch.
`class`
`SQLSyntaxErrorException`
The subclass of `SQLException` thrown when the SQLState class value is '42', or under vendor-specified conditions.
`class`
`SQLTimeoutException`
The subclass of `SQLException` thrown when the timeout specified by `Statement.setQueryTimeout`, `DriverManager.setLoginTimeout`, `DataSource.setLoginTimeout`,`XADataSource.setLoginTimeout` has expired.
`class`
`SQLTransactionRollbackException`
The subclass of `SQLException` thrown when the SQLState class value is '40', or under vendor-specified conditions.
`class`
`SQLTransientConnectionException`
The subclass of `SQLException` for the SQLState class value '08', or under vendor-specified conditions.
`class`
`SQLTransientException`
The subclass of `SQLException` is thrown in situations where a previously failed operation might be able to succeed when the operation is retried without any intervention by application-level functionality.
`class`
`SQLWarning`
An exception that provides information on database access warnings.
`class`
`Time`
A thin wrapper around the `java.util.Date` class that allows the JDBC API to identify this as an SQL `TIME` value.
`class`
`Timestamp`
A thin wrapper around `java.util.Date` that allows the JDBC API to identify this as an SQL `TIMESTAMP` value.
`class`
`Types`
The class that defines the constants that are used to identify generic SQL types, called JDBC types.
Methods in java.sql that return Object
Modifier and Type
Method
Description
`Object`
Array.`getArray()`
Retrieves the contents of the SQL `ARRAY` value designated by this `Array` object in the form of an array in the Java programming language.
`Object`
Array.`getArray(long index, int count)`
Retrieves a slice of the SQL `ARRAY` value designated by this `Array` object, beginning with the specified `index` and containing up to `count` successive elements of the SQL array.
`Object`
Array.`getArray(long index, int count, Map<String,Class<?>> map)`
Retrieves a slice of the SQL `ARRAY` value designated by this `Array` object, beginning with the specified `index` and containing up to `count` successive elements of the SQL array.
`Object`
Array.`getArray(Map<String,Class<?>> map)`
Retrieves the contents of the SQL `ARRAY` value designated by this `Array` object.
`Object[]`
Struct.`getAttributes()`
Produces the ordered values of the attributes of the SQL structured type that this `Struct` object represents.
`Object[]`
Struct.`getAttributes(Map<String,Class<?>> map)`
Produces the ordered values of the attributes of the SQL structured type that this `Struct` object represents.
`Object`
CallableStatement.`getObject(int parameterIndex)`
Retrieves the value of the designated parameter as an `Object` in the Java programming language.
`Object`
CallableStatement.`getObject(int parameterIndex, Map<String,Class<?>> map)`
Returns an object representing the value of OUT parameter `parameterIndex` and uses `map` for the custom mapping of the parameter value.
`Object`
CallableStatement.`getObject(String parameterName)`
Retrieves the value of a parameter as an `Object` in the Java programming language.
`Object`
CallableStatement.`getObject(String parameterName, Map<String,Class<?>> map)`
Returns an object representing the value of OUT parameter `parameterName` and uses `map` for the custom mapping of the parameter value.
`Object`
Ref.`getObject()`
Retrieves the SQL structured type instance referenced by this `Ref` object.
`Object`
Ref.`getObject(Map<String,Class<?>> map)`
Retrieves the referenced object and maps it to a Java type using the given type map.
`Object`
ResultSet.`getObject(int columnIndex)`
Gets the value of the designated column in the current row of this `ResultSet` object as an `Object` in the Java programming language.
`Object`
ResultSet.`getObject(int columnIndex, Map<String,Class<?>> map)`
Retrieves the value of the designated column in the current row of this `ResultSet` object as an `Object` in the Java programming language.
`Object`
ResultSet.`getObject(String columnLabel)`
Gets the value of the designated column in the current row of this `ResultSet` object as an `Object` in the Java programming language.
`Object`
ResultSet.`getObject(String columnLabel, Map<String,Class<?>> map)`
Retrieves the value of the designated column in the current row of this `ResultSet` object as an `Object` in the Java programming language.
`Object`
SQLInput.`readObject()`
Reads the datum at the head of the stream and returns it as an `Object` in the Java programming language.
Methods in java.sql with parameters of type Object
Modifier and Type
Method
Description
`Array`
Connection.`createArrayOf(String typeName, Object[] elements)`
Factory method for creating Array objects.
`Struct`
Connection.`createStruct(String typeName, Object[] attributes)`
Factory method for creating Struct objects.
`boolean`
RowId.`equals(Object obj)`
Compares this `RowId` to the specified object.
`boolean`
Timestamp.`equals(Object ts)`
Tests to see if this `Timestamp` object is equal to the given object.
`void`
CallableStatement.`setObject(String parameterName, Object x)`
Sets the value of the designated parameter with the given object.
`void`
CallableStatement.`setObject(String parameterName, Object x, int targetSqlType)`
Sets the value of the designated parameter with the given object.
`void`
CallableStatement.`setObject(String parameterName, Object x, int targetSqlType, int scale)`
Sets the value of the designated parameter with the given object.
`default void`
CallableStatement.`setObject(String parameterName, Object x, SQLType targetSqlType)`
Sets the value of the designated parameter with the given object.
`default void`
CallableStatement.`setObject(String parameterName, Object x, SQLType targetSqlType, int scaleOrLength)`
Sets the value of the designated parameter with the given object.
`void`
PreparedStatement.`setObject(int parameterIndex, Object x)`
Sets the value of the designated parameter using the given object.
`void`
PreparedStatement.`setObject(int parameterIndex, Object x, int targetSqlType)`
Sets the value of the designated parameter with the given object.
`void`
PreparedStatement.`setObject(int parameterIndex, Object x, int targetSqlType, int scaleOrLength)`
Sets the value of the designated parameter with the given object.
`default void`
PreparedStatement.`setObject(int parameterIndex, Object x, SQLType targetSqlType)`
Sets the value of the designated parameter with the given object.
`default void`
PreparedStatement.`setObject(int parameterIndex, Object x, SQLType targetSqlType, int scaleOrLength)`
Sets the value of the designated parameter with the given object.
`void`
Ref.`setObject(Object value)`
Sets the structured type value that this `Ref` object references to the given instance of `Object`.
`ShardingKeyBuilder`
ShardingKeyBuilder.`subkey(Object subkey, SQLType subkeyType)`
This method will be called to add a subkey into a Sharding Key object being built.
`void`
ResultSet.`updateObject(int columnIndex, Object x)`
Updates the designated column with an `Object` value.
`void`
ResultSet.`updateObject(int columnIndex, Object x, int scaleOrLength)`
Updates the designated column with an `Object` value.
`default void`
ResultSet.`updateObject(int columnIndex, Object x, SQLType targetSqlType)`
Updates the designated column with an `Object` value.
`default void`
ResultSet.`updateObject(int columnIndex, Object x, SQLType targetSqlType, int scaleOrLength)`
Updates the designated column with an `Object` value.
`void`
ResultSet.`updateObject(String columnLabel, Object x)`
Updates the designated column with an `Object` value.
`void`
ResultSet.`updateObject(String columnLabel, Object x, int scaleOrLength)`
Updates the designated column with an `Object` value.
`default void`
ResultSet.`updateObject(String columnLabel, Object x, SQLType targetSqlType)`
Updates the designated column with an `Object` value.
`default void`
ResultSet.`updateObject(String columnLabel, Object x, SQLType targetSqlType, int scaleOrLength)`
Updates the designated column with an `Object` value.
`default void`
SQLOutput.`writeObject(Object x, SQLType targetSqlType)`
Writes to the stream the data contained in the given object.

## Uses of Object in java.text

Subclasses of Object in java.text
Modifier and Type
Class
Description
`class`
`Annotation`
An Annotation object is used as a wrapper for a text attribute value if the attribute has annotation characteristics.
`static class`
`AttributedCharacterIterator.Attribute`
Defines attribute keys that are used to identify text attributes.
`class`
`AttributedString`
An AttributedString holds text and related attribute information.
`final class`
`Bidi`
This class implements the Unicode Bidirectional Algorithm.
`class`
`BreakIterator`
The `BreakIterator` class implements methods for finding the location of boundaries in text.
`class`
`ChoiceFormat`
`ChoiceFormat` is a concrete subclass of `NumberFormat` that allows you to attach a format to a range of numbers.
`final class`
`CollationElementIterator`
The `CollationElementIterator` class is used as an iterator to walk through each character of an international string.
`class`
`CollationKey`
A `CollationKey` represents a `String` under the rules of a specific `Collator` object.
`class`
`Collator`
The `Collator` class performs locale-sensitive `String` comparison.
`final class`
`CompactNumberFormat`
`CompactNumberFormat` is a concrete subclass of `NumberFormat` that formats a decimal number in a localized compact form.
`class`
`DateFormat`
`DateFormat` is an abstract class for date/time formatting subclasses which formats and parses dates or time in a language-independent manner.
`static class`
`DateFormat.Field`
Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `DateFormat.formatToCharacterIterator` and as field identifiers in `FieldPosition`.
`class`
`DateFormatSymbols`
`DateFormatSymbols` is a public class for encapsulating localizable date-time formatting data, such as the names of the months, the names of the days of the week, and the time zone data.
`class`
`DecimalFormat`
`DecimalFormat` is a concrete subclass of `NumberFormat` that formats decimal numbers in a localized manner.
`class`
`DecimalFormatSymbols`
This class represents the set of symbols (such as the decimal separator, the grouping separator, and so on) needed by `DecimalFormat` to format numbers.
`class`
`FieldPosition`
`FieldPosition` is a simple class used by `Format` and its subclasses to identify fields in formatted output.
`class`
`Format`
`Format` is an abstract base class for formatting locale-sensitive information such as dates, messages, numbers, and lists.
`static class`
`Format.Field`
Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `Format.formatToCharacterIterator` and as field identifiers in `FieldPosition`.
`final class`
`ListFormat`
`ListFormat` formats or parses a list of strings in a locale-sensitive way.
`class`
`MessageFormat`
`MessageFormat` provides a means to produce concatenated messages in a language-neutral way.
`static class`
`MessageFormat.Field`
Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `MessageFormat.formatToCharacterIterator`.
`final class`
`Normalizer`
This class provides the method `normalize` which transforms Unicode text into an equivalent composed or decomposed form, allowing for easier sorting and searching of text.
`class`
`NumberFormat`
`NumberFormat` is the abstract base class for all number formats.
`static class`
`NumberFormat.Field`
Defines constants that are used as attribute keys in the `AttributedCharacterIterator` returned from `NumberFormat.formatToCharacterIterator` and as field identifiers in `FieldPosition`.
`class`
`ParseException`
Signals that an error has been reached unexpectedly while parsing.
`class`
`ParsePosition`
`ParsePosition` is a simple class used by `Format` and its subclasses to keep track of the current position during parsing.
`class`
`RuleBasedCollator`
The `RuleBasedCollator` class is a concrete subclass of `Collator` that provides a simple, data-driven, table collator.
`class`
`SimpleDateFormat`
`SimpleDateFormat` is a concrete class for formatting and parsing dates in a locale-sensitive manner.
`final class`
`StringCharacterIterator`
`StringCharacterIterator` implements the `CharacterIterator` protocol for a `String`.
Classes in java.text that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`Collator`
The `Collator` class performs locale-sensitive `String` comparison.
Methods in java.text that return Object
Modifier and Type
Method
Description
`Object`
BreakIterator.`clone()`
Create a copy of this iterator
`Object`
CharacterIterator.`clone()`
Create a copy of this iterator
`Object`
ChoiceFormat.`clone()`
Overrides Cloneable
`Object`
Collator.`clone()`
Overrides Cloneable
`Object`
DateFormat.`clone()`
Overrides Cloneable
`Object`
DateFormatSymbols.`clone()`
Overrides Cloneable
`Object`
DecimalFormat.`clone()`
Standard override; no change in semantics.
`Object`
DecimalFormatSymbols.`clone()`
Standard override.
`Object`
Format.`clone()`
Creates and returns a copy of this object.
`Object`
MessageFormat.`clone()`
Creates and returns a copy of this object.
`Object`
NumberFormat.`clone()`
Overrides Cloneable.
`Object`
RuleBasedCollator.`clone()`
Standard override; no change in semantics.
`Object`
SimpleDateFormat.`clone()`
Creates a copy of this `SimpleDateFormat`.
`Object`
StringCharacterIterator.`clone()`
Creates a copy of this iterator.
`Object`
AttributedCharacterIterator.`getAttribute(AttributedCharacterIterator.Attribute attribute)`
Returns the value of the named `attribute` for the current character.
`Object[]`
ChoiceFormat.`getFormats()`
Returns the formats of this ChoiceFormat.
`Object`
Annotation.`getValue()`
Returns the value of the attribute, which may be null.
`Object[]`
MessageFormat.`parse(String source)`
Parses text from the beginning of the given string to produce an object array.
`Object[]`
MessageFormat.`parse(String source, ParsePosition pos)`
Parses the string.
`Object`
DateFormat.`parseObject(String source, ParsePosition pos)`
Parses text from a string to produce a `Date`.
`Object`
Format.`parseObject(String source)`
Parses text from the beginning of the given string to produce an object.
`abstract Object`
Format.`parseObject(String source, ParsePosition pos)`
Parses text from the given string to produce an object.
`Object`
ListFormat.`parseObject(String source, ParsePosition parsePos)`
Parses text from a string to produce a list of strings.
`Object`
MessageFormat.`parseObject(String source, ParsePosition pos)`
Parses text from a string to produce an object array.
`final Object`
NumberFormat.`parseObject(String source, ParsePosition pos)`
Parses text from the given string to produce an object.
`protected Object`
AttributedCharacterIterator.Attribute.`readResolve()`
Resolves instances being deserialized to the predefined constants.
`protected Object`
DateFormat.Field.`readResolve()`
Resolves instances being deserialized to the predefined constants.
`protected Object`
MessageFormat.Field.`readResolve()`
Resolves instances being deserialized to the predefined constants.
`protected Object`
NumberFormat.Field.`readResolve()`
Resolves instances being deserialized to the predefined constants.
Methods in java.text that return types with arguments of type Object
Modifier and Type
Method
Description
`Map<AttributedCharacterIterator.Attribute, Object>`
AttributedCharacterIterator.`getAttributes()`
Returns a map with the attributes defined on the current character.
Methods in java.text with parameters of type Object
Modifier and Type
Method
Description
`void`
AttributedString.`addAttribute(AttributedCharacterIterator.Attribute attribute, Object value)`
Adds an attribute to the entire string.
`void`
AttributedString.`addAttribute(AttributedCharacterIterator.Attribute attribute, Object value, int beginIndex, int endIndex)`
Adds an attribute to a subrange of the string.
`int`
Collator.`compare(Object o1, Object o2)`
Compares its two arguments for order.
`final boolean`
AttributedCharacterIterator.Attribute.`equals(Object obj)`
Compares two objects for equality.
`boolean`
ChoiceFormat.`equals(Object obj)`
Compares the specified object with this `ChoiceFormat` for equality.
`boolean`
Collator.`equals(Object that)`
Compares the equality of two Collators.
`boolean`
CompactNumberFormat.`equals(Object obj)`
Compares the specified object with this `CompactNumberFormat` for equality.
`boolean`
DateFormat.`equals(Object obj)`
Compares the specified object with this `DateFormat` for equality.
`boolean`
DateFormatSymbols.`equals(Object obj)`
Compares the specified object with this `DateFormatSymbols` for equality.
`boolean`
DecimalFormat.`equals(Object obj)`
Compares the specified object with this `DecimalFormat` for equality.
`boolean`
DecimalFormatSymbols.`equals(Object obj)`
Compares the specified object with this `DecimalFormatSymbols` for equality.
`boolean`
FieldPosition.`equals(Object obj)`
Overrides equals
`boolean`
ListFormat.`equals(Object obj)`
Compares the specified object with this `ListFormat` for equality.
`boolean`
MessageFormat.`equals(Object obj)`
Compares the specified object with this `MessageFormat` for equality.
`boolean`
NumberFormat.`equals(Object obj)`
Compares the specified object with this `NumberFormat` for equality.
`boolean`
ParsePosition.`equals(Object obj)`
Overrides equals
`boolean`
RuleBasedCollator.`equals(Object obj)`
Compares the equality of two collation objects.
`boolean`
SimpleDateFormat.`equals(Object obj)`
Compares the specified object with this `SimpleDateFormat` for equality.
`boolean`
StringCharacterIterator.`equals(Object obj)`
Compares the equality of two StringCharacterIterator objects.
`final StringBuffer`
CompactNumberFormat.`format(Object number, StringBuffer toAppendTo, FieldPosition fieldPosition)`
Formats a number to produce a string representing its compact form.
`final StringBuffer`
DateFormat.`format(Object obj, StringBuffer toAppendTo, FieldPosition fieldPosition)`
Formats the given `Object` into a date-time string.
`final StringBuffer`
DecimalFormat.`format(Object number, StringBuffer toAppendTo, FieldPosition pos)`
Formats a number and appends the resulting text to the given string buffer.
`final String`
Format.`format(Object obj)`
Formats an object to produce a string.
`abstract StringBuffer`
Format.`format(Object obj, StringBuffer toAppendTo, FieldPosition pos)`
Formats an object and appends the resulting text to a given string buffer.
`StringBuffer`
ListFormat.`format(Object obj, StringBuffer toAppendTo, FieldPosition pos)`
Formats an object and appends the resulting text to a given string buffer.
`final StringBuffer`
MessageFormat.`format(Object[] arguments, StringBuffer result, FieldPosition pos)`
Formats an array of objects and appends the `MessageFormat`'s pattern, with format elements replaced by the formatted objects, to the provided `StringBuffer`.
`final StringBuffer`
MessageFormat.`format(Object arguments, StringBuffer result, FieldPosition pos)`
Formats an array of objects and appends the `MessageFormat`'s pattern, with format elements replaced by the formatted objects, to the provided `StringBuffer`.
`static String`
MessageFormat.`format(String pattern, Object... arguments)`
Creates a MessageFormat with the given pattern and uses it to format the given arguments.
`StringBuffer`
NumberFormat.`format(Object number, StringBuffer toAppendTo, FieldPosition pos)`
Formats a number and appends the resulting text to the given string buffer.
`AttributedCharacterIterator`
CompactNumberFormat.`formatToCharacterIterator(Object obj)`
Formats an Object producing an `AttributedCharacterIterator`.
`AttributedCharacterIterator`
DecimalFormat.`formatToCharacterIterator(Object obj)`
Formats an Object producing an `AttributedCharacterIterator`.
`AttributedCharacterIterator`
Format.`formatToCharacterIterator(Object obj)`
Formats an Object producing an `AttributedCharacterIterator`.
`AttributedCharacterIterator`
MessageFormat.`formatToCharacterIterator(Object arguments)`
Formats an array of objects and inserts them into the `MessageFormat`'s pattern, producing an `AttributedCharacterIterator`.
`AttributedCharacterIterator`
SimpleDateFormat.`formatToCharacterIterator(Object obj)`
Formats an Object producing an `AttributedCharacterIterator`.
`static void`
Bidi.`reorderVisually(byte[] levels, int levelStart, Object[] objects, int objectStart, int count)`
Reorder the objects in the array into visual order based on their levels.
Constructors in java.text with parameters of type Object
Modifier
Constructor
Description
``
`Annotation(Object value)`
Constructs an annotation record with the given value, which may be null.

## Uses of Object in java.text.spi

Subclasses of Object in java.text.spi
Modifier and Type
Class
Description
`class`
`BreakIteratorProvider`
An abstract class for service providers that provide concrete implementations of the `BreakIterator` class.
`class`
`CollatorProvider`
An abstract class for service providers that provide concrete implementations of the `Collator` class.
`class`
`DateFormatProvider`
An abstract class for service providers that provide concrete implementations of the `DateFormat` class.
`class`
`DateFormatSymbolsProvider`
An abstract class for service providers that provide instances of the `DateFormatSymbols` class.
`class`
`DecimalFormatSymbolsProvider`
An abstract class for service providers that provide instances of the `DecimalFormatSymbols` class.
`class`
`NumberFormatProvider`
An abstract class for service providers that provide concrete implementations of the `NumberFormat` class.

## Uses of Object in java.time

Subclasses of Object in java.time
Modifier and Type
Class
Description
`class`
`Clock`
A clock providing access to the current instant, date and time using a time-zone.
`class`
`DateTimeException`
Exception used to indicate a problem while calculating a date-time.
`final class`
`Duration`
A time-based amount of time, such as '34.5 seconds'.
`final class`
`Instant`
An instantaneous point on the time-line.
`final class`
`LocalDate`
A date without a time-zone in the ISO-8601 calendar system, such as `2007-12-03`.
`final class`
`LocalDateTime`
A date-time without a time-zone in the ISO-8601 calendar system, such as `2007-12-03T10:15:30`.
`final class`
`LocalTime`
A time without a time-zone in the ISO-8601 calendar system, such as `10:15:30`.
`final class`
`MonthDay`
A month-day in the ISO-8601 calendar system, such as `--12-03`.
`final class`
`OffsetDateTime`
A date-time with an offset from UTC/Greenwich in the ISO-8601 calendar system, such as `2007-12-03T10:15:30+01:00`.
`final class`
`OffsetTime`
A time with an offset from UTC/Greenwich in the ISO-8601 calendar system, such as `10:15:30+01:00`.
`final class`
`Period`
A date-based amount of time in the ISO-8601 calendar system, such as '2 years, 3 months and 4 days'.
`final class`
`Year`
A year in the ISO-8601 calendar system, such as `2007`.
`final class`
`YearMonth`
A year-month in the ISO-8601 calendar system, such as `2007-12`.
`final class`
`ZonedDateTime`
A date-time with a time-zone in the ISO-8601 calendar system, such as `2007-12-03T10:15:30+01:00 Europe/Paris`.
`class`
`ZoneId`
A time-zone ID, such as `Europe/Paris`.
`final class`
`ZoneOffset`
A time-zone offset from Greenwich/UTC, such as `+02:00`.
Methods in java.time with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Clock.`equals(Object obj)`
Checks if this clock is equal to another clock.
`boolean`
Duration.`equals(Object other)`
Checks if this duration is equal to the specified `Duration`.
`boolean`
Instant.`equals(Object other)`
Checks if this instant is equal to the specified instant.
`boolean`
LocalDate.`equals(Object obj)`
Checks if this date is equal to another date.
`boolean`
LocalDateTime.`equals(Object obj)`
Checks if this date-time is equal to another date-time.
`boolean`
LocalTime.`equals(Object obj)`
Checks if this time is equal to another time.
`boolean`
MonthDay.`equals(Object obj)`
Checks if this month-day is equal to another month-day.
`boolean`
OffsetDateTime.`equals(Object obj)`
Checks if this date-time is equal to another date-time.
`boolean`
OffsetTime.`equals(Object obj)`
Checks if this time is equal to another time.
`boolean`
Period.`equals(Object obj)`
Checks if this period is equal to another period.
`boolean`
Year.`equals(Object obj)`
Checks if this year is equal to another year.
`boolean`
YearMonth.`equals(Object obj)`
Checks if this year-month is equal to another year-month.
`boolean`
ZonedDateTime.`equals(Object obj)`
Checks if this date-time is equal to another date-time.
`boolean`
ZoneId.`equals(Object obj)`
Checks if this time-zone ID is equal to another time-zone ID.
`boolean`
ZoneOffset.`equals(Object obj)`
Checks if this offset is equal to another offset.

## Uses of Object in java.time.chrono

Subclasses of Object in java.time.chrono
Modifier and Type
Class
Description
`class`
`AbstractChronology`
An abstract implementation of a calendar system, used to organize and identify dates.
`final class`
`HijrahChronology`
The Hijrah calendar is a lunar calendar supporting Islamic calendars.
`final class`
`HijrahDate`
A date in the Hijrah calendar system.
`final class`
`IsoChronology`
The ISO calendar system.
`final class`
`JapaneseChronology`
The Japanese Imperial calendar system.
`final class`
`JapaneseDate`
A date in the Japanese Imperial calendar system.
`final class`
`JapaneseEra`
An era in the Japanese Imperial calendar system.
`final class`
`MinguoChronology`
The Minguo calendar system.
`final class`
`MinguoDate`
A date in the Minguo calendar system.
`final class`
`ThaiBuddhistChronology`
The Thai Buddhist calendar system.
`final class`
`ThaiBuddhistDate`
A date in the Thai Buddhist calendar system.
Methods in java.time.chrono with parameters of type Object
Modifier and Type
Method
Description
`boolean`
AbstractChronology.`equals(Object obj)`
Checks if this chronology is equal to another chronology.
`boolean`
ChronoLocalDate.`equals(Object obj)`
Checks if this date is equal to another date, including the chronology.
`boolean`
ChronoLocalDateTime.`equals(Object obj)`
Checks if this date-time is equal to another date-time, including the chronology.
`boolean`
Chronology.`equals(Object obj)`
Checks if this chronology is equal to another chronology.
`boolean`
ChronoPeriod.`equals(Object obj)`
Checks if this period is equal to another period, including the chronology.
`boolean`
ChronoZonedDateTime.`equals(Object obj)`
Checks if this date-time is equal to another date-time.
`boolean`
HijrahDate.`equals(Object obj)`
Compares this date to another date, including the chronology.
`boolean`
JapaneseDate.`equals(Object obj)`
Compares this date to another date, including the chronology.
`boolean`
MinguoDate.`equals(Object obj)`
Compares this date to another date, including the chronology.
`boolean`
ThaiBuddhistDate.`equals(Object obj)`
Compares this date to another date, including the chronology.

## Uses of Object in java.time.format

Subclasses of Object in java.time.format
Modifier and Type
Class
Description
`final class`
`DateTimeFormatter`
Formatter for printing and parsing date-time objects.
`final class`
`DateTimeFormatterBuilder`
Builder to create date-time formatters.
`class`
`DateTimeParseException`
An exception thrown when an error occurs during parsing.
`final class`
`DecimalStyle`
Localized decimal style used in date and time formatting.
Methods in java.time.format with parameters of type Object
Modifier and Type
Method
Description
`boolean`
DecimalStyle.`equals(Object obj)`
Checks if this DecimalStyle is equal to another DecimalStyle.

## Uses of Object in java.time.temporal

Subclasses of Object in java.time.temporal
Modifier and Type
Class
Description
`final class`
`IsoFields`
Fields and units specific to the ISO-8601 calendar system, including quarter-of-year and week-based-year.
`final class`
`JulianFields`
A set of date fields that provide access to Julian Days.
`final class`
`TemporalAdjusters`
Common and useful TemporalAdjusters.
`final class`
`TemporalQueries`
Common implementations of `TemporalQuery`.
`class`
`UnsupportedTemporalTypeException`
UnsupportedTemporalTypeException indicates that a ChronoField or ChronoUnit is not supported for a Temporal class.
`final class`
`ValueRange`
The range of valid values for a date-time field.
`final class`
`WeekFields`
Localized definitions of the day-of-week, week-of-month and week-of-year fields.
Methods in java.time.temporal with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ValueRange.`equals(Object obj)`
Checks if this range is equal to another range.
`boolean`
WeekFields.`equals(Object object)`
Checks if this `WeekFields` is equal to the specified object.

## Uses of Object in java.time.zone

Subclasses of Object in java.time.zone
Modifier and Type
Class
Description
`final class`
`ZoneOffsetTransition`
A transition between two offsets caused by a discontinuity in the local time-line.
`final class`
`ZoneOffsetTransitionRule`
A rule expressing how to create a transition.
`final class`
`ZoneRules`
The rules defining how the zone offset varies for a single time-zone.
`class`
`ZoneRulesException`
Thrown to indicate a problem with time-zone configuration.
`class`
`ZoneRulesProvider`
Provider of time-zone rules to the system.
Methods in java.time.zone with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ZoneOffsetTransition.`equals(Object other)`
Checks if this object equals another.
`boolean`
ZoneOffsetTransitionRule.`equals(Object otherRule)`
Checks if this object equals another.
`boolean`
ZoneRules.`equals(Object otherRules)`
Checks if this set of rules equals another.

## Uses of Object in java.util

Subclasses of Object in java.util
Modifier and Type
Class
Description
`class`
`AbstractCollection<E>`
This class provides a skeletal implementation of the `Collection` interface, to minimize the effort required to implement this interface.
`class`
`AbstractList<E>`
This class provides a skeletal implementation of the `List` interface to minimize the effort required to implement this interface backed by a "random access" data store (such as an array).
`class`
`AbstractMap<K,V>`
This class provides a skeletal implementation of the `Map` interface, to minimize the effort required to implement this interface.
`static class`
`AbstractMap.SimpleEntry<K,V>`
An Entry maintaining a key and a value.
`static class`
`AbstractMap.SimpleImmutableEntry<K,V>`
An unmodifiable Entry maintaining a key and a value.
`class`
`AbstractQueue<E>`
This class provides skeletal implementations of some `Queue` operations.
`class`
`AbstractSequentialList<E>`
This class provides a skeletal implementation of the `List` interface to minimize the effort required to implement this interface backed by a "sequential access" data store (such as a linked list).
`class`
`AbstractSet<E>`
This class provides a skeletal implementation of the `Set` interface to minimize the effort required to implement this interface.
`class`
`ArrayDeque<E>`
Resizable-array implementation of the `Deque` interface.
`class`
`ArrayList<E>`
Resizable-array implementation of the `List` interface.
`final class`
`Arrays`
This class contains various methods for manipulating arrays (such as sorting and searching).
`final class`
`Base64`
This class consists exclusively of static methods for obtaining encoders and decoders for the Base64 encoding scheme.
`static class`
`Base64.Decoder`
This class implements a decoder for decoding byte data using the Base64 encoding scheme as specified in RFC 4648 and RFC 2045.
`static class`
`Base64.Encoder`
This class implements an encoder for encoding byte data using the Base64 encoding scheme as specified in RFC 4648 and RFC 2045.
`class`
`BitSet`
This class implements a vector of bits that grows as needed.
`class`
`Calendar`
The `Calendar` class is an abstract class that provides methods for converting between a specific instant in time and a set of `calendar fields` such as `YEAR`, `MONTH`, `DAY_OF_MONTH`, `HOUR`, and so on, and for manipulating the calendar fields, such as getting the date of the next week.
`static class`
`Calendar.Builder`
`Calendar.Builder` is used for creating a `Calendar` from various date-time parameters.
`final class`
`Collections`
This class consists exclusively of static methods that operate on or return collections.
`class`
`ConcurrentModificationException`
This exception may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible.
`final class`
`Currency`
Represents a currency.
`class`
`Date`
The class `Date` represents a specific instant in time, with millisecond precision.
`class`
`Dictionary<K,V>`
The `Dictionary` class is the abstract parent of any class, such as `Hashtable`, which maps keys to values.
`class`
`DoubleSummaryStatistics`
A state object for collecting statistics such as count, min, max, sum, and average.
`class`
`DuplicateFormatFlagsException`
Unchecked exception thrown when duplicate flags are provided in the format specifier.
`class`
`EmptyStackException`
Thrown by methods in the `Stack` class to indicate that the stack is empty.
`class`
`EnumMap<K extends Enum<K>, V>`
A specialized `Map` implementation for use with enum type keys.
`class`
`EnumSet<E extends Enum<E>>`
A specialized `Set` implementation for use with enum types.
`class`
`EventListenerProxy<T extends EventListener>`
An abstract wrapper class for an `EventListener` class which associates a set of additional parameters with the listener.
`class`
`EventObject`
The root class from which all event state objects shall be derived.
`class`
`FormatFlagsConversionMismatchException`
Unchecked exception thrown when a conversion and flag are incompatible.
`final class`
`FormattableFlags`
FormattableFlags are passed to the `Formattable.formatTo()` method and modify the output format for Formattables.
`final class`
`Formatter`
An interpreter for printf-style format strings.
`class`
`FormatterClosedException`
Unchecked exception thrown when the formatter has been closed.
`class`
`GregorianCalendar`
`GregorianCalendar` is a concrete subclass of `Calendar` and provides the standard calendar system used by most of the world.
`class`
`HashMap<K,V>`
Hash table based implementation of the `Map` interface.
`class`
`HashSet<E>`
This class implements the `Set` interface, backed by a hash table (actually a `HashMap` instance).
`class`
`Hashtable<K,V>`
This class implements a hash table, which maps keys to values.
`final class`
`HexFormat`
`HexFormat` converts between bytes and chars and hex-encoded strings which may include additional formatting markup such as prefixes, suffixes, and delimiters.
`class`
`IdentityHashMap<K,V>`
This class implements the `Map` interface with a hash table, using reference-equality in place of object-equality when comparing keys (and values).
`class`
`IllegalFormatCodePointException`
Unchecked exception thrown when a character with an invalid Unicode code point as defined by `Character.isValidCodePoint(int)` is passed to the `Formatter`.
`class`
`IllegalFormatConversionException`
Unchecked exception thrown when the argument corresponding to the format specifier is of an incompatible type.
`class`
`IllegalFormatException`
Unchecked exception thrown when a format string contains an illegal syntax or a format specifier that is incompatible with the given arguments.
`class`
`IllegalFormatFlagsException`
Unchecked exception thrown when an illegal combination flags is given.
`class`
`IllegalFormatPrecisionException`
Unchecked exception thrown when the precision is a negative value other than `-1`, the conversion does not support a precision, or the value is otherwise unsupported.
`class`
`IllegalFormatWidthException`
Unchecked exception thrown when the format width is a negative value other than `-1` or is otherwise unsupported.
`class`
`IllformedLocaleException`
Thrown by methods in `Locale` and `Locale.Builder` to indicate that an argument is not a well-formed BCP 47 tag.
`class`
`InputMismatchException`
Thrown by a `Scanner` to indicate that the token retrieved does not match the pattern for the expected type, or that the token is out of range for the expected type.
`class`
`IntSummaryStatistics`
A state object for collecting statistics such as count, min, max, sum, and average.
`class`
`InvalidPropertiesFormatException`
Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of properties, as per the `Properties` specification.
`class`
`LinkedHashMap<K,V>`
Hash table and linked list implementation of the `Map` interface, with well-defined encounter order.
`class`
`LinkedHashSet<E>`
Hash table and linked list implementation of the `Set` interface, with well-defined encounter order.
`class`
`LinkedList<E>`
Doubly-linked list implementation of the `List` and `Deque` interfaces.
`class`
`ListResourceBundle`
`ListResourceBundle` is an abstract subclass of `ResourceBundle` that manages resources for a locale in a convenient and easy to use list.
`final class`
`Locale`
A `Locale` represents a specific geographical, political, or cultural region.
`static final class`
`Locale.Builder`
`Builder` is used to build instances of `Locale` from values configured by the setters.
`static final class`
`Locale.LanguageRange`
This class expresses a Language Range defined in RFC 4647 Matching of Language Tags.
`class`
`LongSummaryStatistics`
A state object for collecting statistics such as count, min, max, sum, and average.
`class`
`MissingFormatArgumentException`
Unchecked exception thrown when there is a format specifier which does not have a corresponding argument or if an argument index refers to an argument that does not exist.
`class`
`MissingFormatWidthException`
Unchecked exception thrown when the format width is required.
`class`
`MissingResourceException`
Signals that a resource is missing.
`class`
`NoSuchElementException`
Thrown by various accessor methods to indicate that the element being requested does not exist.
`final class`
`Objects`
This class consists of `static` utility methods for operating on objects, or checking certain conditions before operation.
`class`
`Observable`
Deprecated.
This class and the `Observer` interface have been deprecated.
`final class`
`Optional<T>`
A container object which may or may not contain a non-`null` value.
`final class`
`OptionalDouble`
A container object which may or may not contain a `double` value.
`final class`
`OptionalInt`
A container object which may or may not contain an `int` value.
`final class`
`OptionalLong`
A container object which may or may not contain a `long` value.
`class`
`PriorityQueue<E>`
An unbounded priority queue based on a priority heap.
`class`
`Properties`
The `Properties` class represents a persistent set of properties.
`final class`
`PropertyPermission`
This class is for property permissions.
`class`
`PropertyResourceBundle`
`PropertyResourceBundle` is a concrete subclass of `ResourceBundle` that manages resources for a locale using a set of static strings from a property file.
`class`
`Random`
An instance of this class is used to generate a stream of pseudorandom numbers; its period is only 248.
`class`
`ResourceBundle`
Resource bundles contain locale-specific objects.
`static class`
`ResourceBundle.Control`
`ResourceBundle.Control` defines a set of callback methods that are invoked by the `ResourceBundle.getBundle` factory methods during the bundle loading process.
`final class`
`Scanner`
A simple text scanner which can parse primitive types and strings using regular expressions.
`class`
`ServiceConfigurationError`
Error thrown when something goes wrong while locating, loading, or instantiating a service provider.
`final class`
`ServiceLoader<S>`
A facility to load implementations of a service.
`class`
`SimpleTimeZone`
`SimpleTimeZone` is a concrete subclass of `TimeZone` that represents a time zone for use with a Gregorian calendar.
`final class`
`Spliterators`
Static classes and methods for operating on or creating instances of `Spliterator` and its primitive specializations `Spliterator.OfInt`, `Spliterator.OfLong`, and `Spliterator.OfDouble`.
`static class`
`Spliterators.AbstractDoubleSpliterator`
An abstract `Spliterator.OfDouble` that implements `trySplit` to permit limited parallelism.
`static class`
`Spliterators.AbstractIntSpliterator`
An abstract `Spliterator.OfInt` that implements `trySplit` to permit limited parallelism.
`static class`
`Spliterators.AbstractLongSpliterator`
An abstract `Spliterator.OfLong` that implements `trySplit` to permit limited parallelism.
`static class`
`Spliterators.AbstractSpliterator<T>`
An abstract `Spliterator` that implements `trySplit` to permit limited parallelism.
`final class`
`SplittableRandom`
A generator of uniform pseudorandom values (with period 264) applicable for use in (among other contexts) isolated parallel computations that may generate subtasks.
`class`
`Stack<E>`
The `Stack` class represents a last-in-first-out (LIFO) stack of objects.
`final class`
`StringJoiner`
`StringJoiner` is used to construct a sequence of characters separated by a delimiter and optionally starting with a supplied prefix and ending with a supplied suffix.
`class`
`StringTokenizer`
The string tokenizer class allows an application to break a string into tokens.
`class`
`Timer`
A facility for threads to schedule tasks for future execution in a background thread.
`class`
`TimerTask`
A task that can be scheduled for one-time or repeated execution by a `Timer`.
`class`
`TimeZone`
`TimeZone` represents a time zone offset, and also figures out daylight savings.
`class`
`TooManyListenersException`
The `TooManyListenersException` Exception is used as part of the Java Event model to annotate and implement a unicast special case of a multicast Event Source.
`class`
`TreeMap<K,V>`
A Red-Black tree based `NavigableMap` implementation.
`class`
`TreeSet<E>`
A `NavigableSet` implementation based on a `TreeMap`.
`class`
`UnknownFormatConversionException`
Unchecked exception thrown when an unknown conversion is given.
`class`
`UnknownFormatFlagsException`
Unchecked exception thrown when an unknown flag is given.
`final class`
`UUID`
A class that represents an immutable universally unique identifier (UUID).
`class`
`Vector<E>`
The `Vector` class implements a growable array of objects.
`class`
`WeakHashMap<K,V>`
Hash table based implementation of the `Map` interface, with weak keys.
Subclasses with type arguments of type Object in java.util
Modifier and Type
Class
Description
`class`
`Properties`
The `Properties` class represents a persistent set of properties.
`class`
`Properties`
The `Properties` class represents a persistent set of properties.
Classes in java.util that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`StringTokenizer`
The string tokenizer class allows an application to break a string into tokens.
Fields in java.util declared as Object
Modifier and Type
Field
Description
`protected Object[]`
Vector.`elementData`
The array buffer into which the components of the vector are stored.
`protected Object`
EventObject.`source`
The object on which the Event initially occurred.
Methods in java.util with type parameters of type Object
Modifier and Type
Method
Description
`static <T extends Object & Comparable<? super T>>
T`
Collections.`max(Collection<? extends T> coll)`
Returns the maximum element of the given collection, according to the natural ordering of its elements.
`static <T extends Object & Comparable<? super T>>
T`
Collections.`min(Collection<? extends T> coll)`
Returns the minimum element of the given collection, according to the natural ordering of its elements.
Methods in java.util that return Object
Modifier and Type
Method
Description
`protected Object`
AbstractMap.`clone()`
Returns a shallow copy of this `AbstractMap` instance: the keys and values themselves are not cloned.
`Object`
ArrayList.`clone()`
Returns a shallow copy of this `ArrayList` instance.
`Object`
BitSet.`clone()`
Cloning this `BitSet` produces a new `BitSet` that is equal to it.
`Object`
Calendar.`clone()`
Creates and returns a copy of this object.
`Object`
Date.`clone()`
Return a copy of this object.
`Object`
HashMap.`clone()`
Returns a shallow copy of this `HashMap` instance: the keys and values themselves are not cloned.
`Object`
HashSet.`clone()`
Returns a shallow copy of this `HashSet` instance: the elements themselves are not cloned.
`Object`
Hashtable.`clone()`
Creates a shallow copy of this hashtable.
`Object`
IdentityHashMap.`clone()`
Returns a shallow copy of this identity hash map: the keys and values themselves are not cloned.
`Object`
LinkedList.`clone()`
Returns a shallow copy of this `LinkedList`.
`Object`
Locale.`clone()`
Overrides Cloneable.
`Object`
SimpleTimeZone.`clone()`
Returns a clone of this `SimpleTimeZone` instance.
`Object`
TimeZone.`clone()`
Creates a copy of this `TimeZone`.
`Object`
TreeMap.`clone()`
Returns a shallow copy of this `TreeMap` instance.
`Object`
TreeSet.`clone()`
Returns a shallow copy of this `TreeSet` instance.
`Object`
Vector.`clone()`
Returns a clone of this vector.
`static <T> T[]`
Arrays.`copyOf(T[] original, int newLength)`
Copies the specified array, truncating or padding with nulls (if necessary) so the copy has the specified length.
`static <T,U> T[]`
Arrays.`copyOf(U[] original, int newLength, Class<? extends T[]> newType)`
Copies the specified array, truncating or padding with nulls (if necessary) so the copy has the specified length.
`static <T> T[]`
Arrays.`copyOfRange(T[] original, int from, int to)`
Copies the specified range of the specified array into a new array.
`static <T,U> T[]`
Arrays.`copyOfRange(U[] original, int from, int to, Class<? extends T[]> newType)`
Copies the specified range of the specified array into a new array.
`protected abstract Object[][]`
ListResourceBundle.`getContents()`
Returns an array in which each item is a pair of objects in an `Object` array.
`final Object`
ResourceBundle.`getObject(String key)`
Gets an object for the given key from this resource bundle or one of its parents.
`Object`
EventObject.`getSource()`
The object on which the Event initially occurred.
`final Object`
ListResourceBundle.`handleGetObject(String key)`
`Object`
PropertyResourceBundle.`handleGetObject(String key)`
`protected abstract Object`
ResourceBundle.`handleGetObject(String key)`
Gets an object for the given key from this resource bundle.
`Object`
StringTokenizer.`nextElement()`
Returns the same value as the `nextToken` method, except that its declared return value is `Object` rather than `String`.
`Object`
Properties.`setProperty(String key, String value)`
Calls the `Hashtable` method `put`.
`Object[]`
AbstractCollection.`toArray()`
Returns an array containing all of the elements in this collection.
`<T> T[]`
AbstractCollection.`toArray(T[] a)`
Returns an array containing all of the elements in this collection; the runtime type of the returned array is that of the specified array.
`Object[]`
ArrayDeque.`toArray()`
Returns an array containing all of the elements in this deque in proper sequence (from first to last element).
`<T> T[]`
ArrayDeque.`toArray(T[] a)`
Returns an array containing all of the elements in this deque in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`Object[]`
ArrayList.`toArray()`
Returns an array containing all of the elements in this list in proper sequence (from first to last element).
`<T> T[]`
ArrayList.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`Object[]`
Collection.`toArray()`
Returns an array containing all of the elements in this collection.
`default <T> T[]`
Collection.`toArray(IntFunction<T[]> generator)`
Returns an array containing all of the elements in this collection, using the provided `generator` function to allocate the returned array.
`<T> T[]`
Collection.`toArray(T[] a)`
Returns an array containing all of the elements in this collection; the runtime type of the returned array is that of the specified array.
`Object[]`
HashSet.`toArray()`
`<T> T[]`
HashSet.`toArray(T[] a)`
`Object[]`
LinkedList.`toArray()`
Returns an array containing all of the elements in this list in proper sequence (from first to last element).
`<T> T[]`
LinkedList.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`Object[]`
List.`toArray()`
Returns an array containing all of the elements in this list in proper sequence (from first to last element).
`<T> T[]`
List.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`Object[]`
PriorityQueue.`toArray()`
Returns an array containing all of the elements in this queue.
`<T> T[]`
PriorityQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue; the runtime type of the returned array is that of the specified array.
`Object[]`
Set.`toArray()`
Returns an array containing all of the elements in this set.
`<T> T[]`
Set.`toArray(T[] a)`
Returns an array containing all of the elements in this set; the runtime type of the returned array is that of the specified array.
`Object[]`
Vector.`toArray()`
Returns an array containing all of the elements in this Vector in the correct order.
`<T> T[]`
Vector.`toArray(T[] a)`
Returns an array containing all of the elements in this Vector in the correct order; the runtime type of the returned array is that of the specified array.
Methods in java.util with parameters of type Object
Modifier and Type
Method
Description
`static <T> boolean`
Collections.`addAll(Collection<? super T> c, T... elements)`
Adds all of the specified elements to the specified collection.
`boolean`
Calendar.`after(Object when)`
Returns whether this `Calendar` represents a time after the time represented by the specified `Object`.
`static <T> List<T>`
Arrays.`asList(T... a)`
Returns a fixed-size list backed by the specified array.
`boolean`
Calendar.`before(Object when)`
Returns whether this `Calendar` represents a time before the time represented by the specified `Object`.
`static int`
Arrays.`binarySearch(Object[] a, int fromIndex, int toIndex, Object key)`
Searches a range of the specified array for the specified object using the binary search algorithm.
`static int`
Arrays.`binarySearch(Object[] a, Object key)`
Searches the specified array for the specified object using the binary search algorithm.
`static <T> int`
Arrays.`binarySearch(T[] a, int fromIndex, int toIndex, T key, Comparator<? super T> c)`
Searches a range of the specified array for the specified object using the binary search algorithm.
`static <T> int`
Arrays.`binarySearch(T[] a, T key, Comparator<? super T> c)`
Searches the specified array for the specified object using the binary search algorithm.
`static <T> int`
Arrays.`compare(T[] a, int aFromIndex, int aToIndex, T[] b, int bFromIndex, int bToIndex, Comparator<? super T> cmp)`
Compares two `Object` arrays lexicographically over the specified ranges.
`static <T> int`
Arrays.`compare(T[] a, T[] b, Comparator<? super T> cmp)`
Compares two `Object` arrays lexicographically using a specified comparator.
`boolean`
AbstractCollection.`contains(Object o)`
Returns `true` if this collection contains the specified element.
`boolean`
ArrayDeque.`contains(Object o)`
Returns `true` if this deque contains the specified element.
`boolean`
ArrayList.`contains(Object o)`
Returns `true` if this list contains the specified element.
`boolean`
Collection.`contains(Object o)`
Returns `true` if this collection contains the specified element.
`boolean`
Deque.`contains(Object o)`
Returns `true` if this deque contains the specified element.
`boolean`
HashSet.`contains(Object o)`
Returns `true` if this set contains the specified element.
`boolean`
Hashtable.`contains(Object value)`
Tests if some key maps into the specified value in this hashtable.
`boolean`
LinkedList.`contains(Object o)`
Returns `true` if this list contains the specified element.
`boolean`
List.`contains(Object o)`
Returns `true` if this list contains the specified element.
`boolean`
PriorityQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
Set.`contains(Object o)`
Returns `true` if this set contains the specified element.
`boolean`
TreeSet.`contains(Object o)`
Returns `true` if this set contains the specified element.
`boolean`
Vector.`contains(Object o)`
Returns `true` if this vector contains the specified element.
`boolean`
AbstractMap.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
EnumMap.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
HashMap.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
Hashtable.`containsKey(Object key)`
Tests if the specified object is a key in this hashtable.
`boolean`
IdentityHashMap.`containsKey(Object key)`
Tests whether the specified object reference is a key in this identity hash map.
`boolean`
Map.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
TreeMap.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
WeakHashMap.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
AbstractMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
EnumMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
HashMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
Hashtable.`containsValue(Object value)`
Returns true if this hashtable maps one or more keys to this value.
`boolean`
IdentityHashMap.`containsValue(Object value)`
Tests whether the specified object reference is a value in this identity hash map.
`boolean`
LinkedHashMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
Map.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
TreeMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
WeakHashMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`void`
Vector.`copyInto(Object[] anArray)`
Copies the components of this vector into the specified array.
`static <T> T[]`
Arrays.`copyOf(T[] original, int newLength)`
Copies the specified array, truncating or padding with nulls (if necessary) so the copy has the specified length.
`static <T,U> T[]`
Arrays.`copyOf(U[] original, int newLength, Class<? extends T[]> newType)`
Copies the specified array, truncating or padding with nulls (if necessary) so the copy has the specified length.
`static <T> T[]`
Arrays.`copyOfRange(T[] original, int from, int to)`
Copies the specified range of the specified array into a new array.
`static <T,U> T[]`
Arrays.`copyOfRange(U[] original, int from, int to, Class<? extends T[]> newType)`
Copies the specified range of the specified array into a new array.
`static boolean`
Arrays.`deepEquals(Object[] a1, Object[] a2)`
Returns `true` if the two specified arrays are deeply equal to one another.
`static boolean`
Objects.`deepEquals(Object a, Object b)`
Returns `true` if the arguments are deeply equal to each other and `false` otherwise.
`static int`
Arrays.`deepHashCode(Object[] a)`
Returns a hash code based on the "deep contents" of the specified array.
`static String`
Arrays.`deepToString(Object[] a)`
Returns a string representation of the "deep contents" of the specified array.
`boolean`
AbstractList.`equals(Object o)`
Compares the specified object with this list for equality.
`boolean`
AbstractMap.`equals(Object o)`
Compares the specified object with this map for equality.
`boolean`
AbstractMap.SimpleEntry.`equals(Object o)`
Compares the specified object with this entry for equality.
`boolean`
AbstractMap.SimpleImmutableEntry.`equals(Object o)`
Compares the specified object with this entry for equality.
`boolean`
AbstractSet.`equals(Object o)`
Compares the specified object with this set for equality.
`boolean`
ArrayList.`equals(Object o)`
Compares the specified object with this list for equality.
`static boolean`
Arrays.`equals(Object[] a, int aFromIndex, int aToIndex, Object[] b, int bFromIndex, int bToIndex)`
Returns true if the two specified arrays of Objects, over the specified ranges, are equal to one another.
`static boolean`
Arrays.`equals(Object[] a, Object[] a2)`
Returns `true` if the two specified arrays of Objects are equal to one another.
`static <T> boolean`
Arrays.`equals(T[] a, int aFromIndex, int aToIndex, T[] b, int bFromIndex, int bToIndex, Comparator<? super T> cmp)`
Returns true if the two specified arrays of Objects, over the specified ranges, are equal to one another.
`static <T> boolean`
Arrays.`equals(T[] a, T[] a2, Comparator<? super T> cmp)`
Returns `true` if the two specified arrays of Objects are equal to one another.
`boolean`
BitSet.`equals(Object obj)`
Compares this bit set against the specified object.
`boolean`
Calendar.`equals(Object obj)`
Compares this `Calendar` to the specified `Object`.
`boolean`
Collection.`equals(Object o)`
Compares the specified object with this collection for equality.
`boolean`
Comparator.`equals(Object obj)`
Indicates whether some other object is "equal to" this comparator.
`boolean`
Date.`equals(Object obj)`
Compares two dates for equality.
`boolean`
EnumMap.`equals(Object o)`
Compares the specified object with this map for equality.
`boolean`
GregorianCalendar.`equals(Object obj)`
Compares this `GregorianCalendar` to the specified `Object`.
`boolean`
Hashtable.`equals(Object o)`
Compares the specified Object with this Map for equality, as per the definition in the Map interface.
`boolean`
HexFormat.`equals(Object o)`
Returns `true` if the other object is a `HexFormat` with the same parameters.
`boolean`
IdentityHashMap.`equals(Object o)`
Compares the specified object with this map for equality.
`boolean`
List.`equals(Object o)`
Compares the specified object with this list for equality.
`boolean`
Locale.`equals(Object obj)`
Returns true if this Locale is equal to another object.
`boolean`
Locale.LanguageRange.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
Map.Entry.`equals(Object o)`
Compares the specified object with this entry for equality.
`boolean`
Map.`equals(Object o)`
Compares the specified object with this map for equality.
`static boolean`
Objects.`equals(Object a, Object b)`
Returns `true` if the arguments are equal to each other and `false` otherwise.
`boolean`
Optional.`equals(Object obj)`
Indicates whether some other object is "equal to" this `Optional`.
`boolean`
OptionalDouble.`equals(Object obj)`
Indicates whether some other object is "equal to" this `OptionalDouble`.
`boolean`
OptionalInt.`equals(Object obj)`
Indicates whether some other object is "equal to" this `OptionalInt`.
`boolean`
OptionalLong.`equals(Object obj)`
Indicates whether some other object is "equal to" this `OptionalLong`.
`boolean`
PropertyPermission.`equals(Object obj)`
Checks two PropertyPermission objects for equality.
`boolean`
Set.`equals(Object o)`
Compares the specified object with this set for equality.
`boolean`
SimpleTimeZone.`equals(Object obj)`
Compares the equality of two `SimpleTimeZone` objects.
`boolean`
UUID.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
Vector.`equals(Object o)`
Compares the specified Object with this Vector for equality.
`static void`
Arrays.`fill(Object[] a, int fromIndex, int toIndex, Object val)`
Assigns the specified Object reference to each element of the specified range of the specified array of Objects.
`static void`
Arrays.`fill(Object[] a, Object val)`
Assigns the specified Object reference to each element of the specified array of Objects.
`Formatter`
Formatter.`format(String format, Object... args)`
Writes a formatted string to this object's destination using the specified format string and arguments.
`Formatter`
Formatter.`format(Locale l, String format, Object... args)`
Writes a formatted string to this object's destination using the specified locale, format string, and arguments.
`static int`
Collections.`frequency(Collection<?> c, Object o)`
Returns the number of elements in the specified collection equal to the specified object.
`V`
AbstractMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`abstract V`
Dictionary.`get(Object key)`
Returns the value to which the key is mapped in this dictionary.
`V`
EnumMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
HashMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
Hashtable.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
IdentityHashMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
LinkedHashMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
Map.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
TreeMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
WeakHashMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`default V`
Map.`getOrDefault(Object key, V defaultValue)`
Returns the value to which the specified key is mapped, or `defaultValue` if this map contains no mapping for the key.
`static int`
Objects.`hash(Object... values)`
Returns a hash code for a sequence of input values.
`static int`
Arrays.`hashCode(Object[] a)`
Returns a hash code based on the contents of the specified array.
`static int`
Objects.`hashCode(Object o)`
Returns the hash code of a non-`null` argument and 0 for a `null` argument.
`int`
AbstractList.`indexOf(Object o)`
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
ArrayList.`indexOf(Object o)`
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
LinkedList.`indexOf(Object o)`
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
List.`indexOf(Object o)`
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
Vector.`indexOf(Object o)`
Returns the index of the first occurrence of the specified element in this vector, or -1 if this vector does not contain the element.
`int`
Vector.`indexOf(Object o, int index)`
Returns the index of the first occurrence of the specified element in this vector, searching forwards from `index`, or returns -1 if the element is not found.
`static boolean`
Objects.`isNull(Object obj)`
Returns `true` if the provided reference is `null`; `false` otherwise.
`int`
AbstractList.`lastIndexOf(Object o)`
Returns the index of the last occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
ArrayList.`lastIndexOf(Object o)`
Returns the index of the last occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
LinkedList.`lastIndexOf(Object o)`
Returns the index of the last occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
List.`lastIndexOf(Object o)`
Returns the index of the last occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
Vector.`lastIndexOf(Object o)`
Returns the index of the last occurrence of the specified element in this vector, or -1 if this vector does not contain the element.
`int`
Vector.`lastIndexOf(Object o, int index)`
Returns the index of the last occurrence of the specified element in this vector, searching backwards from `index`, or returns -1 if the element is not found.
`static int`
Arrays.`mismatch(Object[] a, int aFromIndex, int aToIndex, Object[] b, int bFromIndex, int bToIndex)`
Finds and returns the relative index of the first mismatch between two `Object` arrays over the specified ranges, otherwise return -1 if no mismatch is found.
`static int`
Arrays.`mismatch(Object[] a, Object[] b)`
Finds and returns the index of the first mismatch between two `Object` arrays, otherwise return -1 if no mismatch is found.
`static <T> int`
Arrays.`mismatch(T[] a, int aFromIndex, int aToIndex, T[] b, int bFromIndex, int bToIndex, Comparator<? super T> cmp)`
Finds and returns the relative index of the first mismatch between two `Object` arrays over the specified ranges, otherwise return -1 if no mismatch is found.
`static <T> int`
Arrays.`mismatch(T[] a, T[] b, Comparator<? super T> cmp)`
Finds and returns the index of the first mismatch between two `Object` arrays, otherwise return -1 if no mismatch is found.
`static boolean`
Objects.`nonNull(Object obj)`
Returns `true` if the provided reference is non-`null`; `false` otherwise.
`void`
Observable.`notifyObservers(Object arg)`
Deprecated.
If this object has changed, as indicated by the `hasChanged` method, then notify all of its observers and then call the `clearChanged` method to indicate that this object has no longer changed.
`static <E> List<E>`
List.`of(E... elements)`
Returns an unmodifiable list containing an arbitrary number of elements.
`static <E> Set<E>`
Set.`of(E... elements)`
Returns an unmodifiable set containing an arbitrary number of elements.
`static <T> void`
Arrays.`parallelPrefix(T[] array, int fromIndex, int toIndex, BinaryOperator<T> op)`
Performs `Arrays.parallelPrefix(Object[], BinaryOperator)` for the given subrange of the array.
`static <T> void`
Arrays.`parallelPrefix(T[] array, BinaryOperator<T> op)`
Cumulates, in parallel, each element of the given array in place, using the supplied function.
`static <T> void`
Arrays.`parallelSetAll(T[] array, IntFunction<? extends T> generator)`
Set all elements of the specified array, in parallel, using the provided generator function to compute each element.
`static <T> void`
Arrays.`parallelSort(T[] a, int fromIndex, int toIndex, Comparator<? super T> cmp)`
Sorts the specified range of the specified array of objects according to the order induced by the specified comparator.
`static <T> void`
Arrays.`parallelSort(T[] a, Comparator<? super T> cmp)`
Sorts the specified array of objects according to the order induced by the specified comparator.
`boolean`
AbstractCollection.`remove(Object o)`
Removes a single instance of the specified element from this collection, if it is present (optional operation).
`V`
AbstractMap.`remove(Object key)`
Removes the mapping for a key from this map if it is present (optional operation).
`boolean`
ArrayDeque.`remove(Object o)`
Removes a single instance of the specified element from this deque.
`boolean`
ArrayList.`remove(Object o)`
Removes the first occurrence of the specified element from this list, if it is present.
`boolean`
Collection.`remove(Object o)`
Removes a single instance of the specified element from this collection, if it is present (optional operation).
`boolean`
Deque.`remove(Object o)`
Removes the first occurrence of the specified element from this deque.
`abstract V`
Dictionary.`remove(Object key)`
Removes the `key` (and its corresponding `value`) from this dictionary.
`V`
EnumMap.`remove(Object key)`
Removes the mapping for this key from this map if present.
`V`
HashMap.`remove(Object key)`
Removes the mapping for the specified key from this map if present.
`boolean`
HashSet.`remove(Object o)`
Removes the specified element from this set if it is present.
`V`
Hashtable.`remove(Object key)`
Removes the key (and its corresponding value) from this hashtable.
`V`
IdentityHashMap.`remove(Object key)`
Removes the mapping for this key from this map if present.
`boolean`
IdentityHashMap.`remove(Object key, Object value)`
Removes the entry for the specified key only if it is currently mapped to the specified value (optional operation).
`boolean`
LinkedList.`remove(Object o)`
Removes the first occurrence of the specified element from this list, if it is present.
`boolean`
List.`remove(Object o)`
Removes the first occurrence of the specified element from this list, if it is present (optional operation).
`V`
Map.`remove(Object key)`
Removes the mapping for a key from this map if it is present (optional operation).
`default boolean`
Map.`remove(Object key, Object value)`
Removes the entry for the specified key only if it is currently mapped to the specified value (optional operation).
`boolean`
PriorityQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
Set.`remove(Object o)`
Removes the specified element from this set if it is present (optional operation).
`V`
TreeMap.`remove(Object key)`
Removes the mapping for this key from this TreeMap if present.
`boolean`
TreeSet.`remove(Object o)`
Removes the specified element from this set if it is present.
`boolean`
Vector.`remove(Object o)`
Removes the first occurrence of the specified element in this Vector If the Vector does not contain the element, it is unchanged.
`V`
WeakHashMap.`remove(Object key)`
Removes the mapping for a key from this weak hash map if it is present.
`boolean`
Vector.`removeElement(Object obj)`
Removes the first (lowest-indexed) occurrence of the argument from this vector.
`boolean`
ArrayDeque.`removeFirstOccurrence(Object o)`
Removes the first occurrence of the specified element in this deque (when traversing the deque from head to tail).
`boolean`
Deque.`removeFirstOccurrence(Object o)`
Removes the first occurrence of the specified element from this deque.
`boolean`
LinkedList.`removeFirstOccurrence(Object o)`
Removes the first occurrence of the specified element in this list (when traversing the list from head to tail).
`boolean`
ArrayDeque.`removeLastOccurrence(Object o)`
Removes the last occurrence of the specified element in this deque (when traversing the deque from head to tail).
`boolean`
Deque.`removeLastOccurrence(Object o)`
Removes the last occurrence of the specified element from this deque.
`boolean`
LinkedList.`removeLastOccurrence(Object o)`
Removes the last occurrence of the specified element in this list (when traversing the list from head to tail).
`int`
Stack.`search(Object o)`
Returns the 1-based position where an object is on this stack.
`static <T> void`
Arrays.`setAll(T[] array, IntFunction<? extends T> generator)`
Set all elements of the specified array, using the provided generator function to compute each element.
`static void`
Arrays.`sort(Object[] a)`
Sorts the specified array of objects into ascending order, according to the natural ordering of its elements.
`static void`
Arrays.`sort(Object[] a, int fromIndex, int toIndex)`
Sorts the specified range of the specified array of objects into ascending order, according to the natural ordering of its elements.
`static <T> void`
Arrays.`sort(T[] a, int fromIndex, int toIndex, Comparator<? super T> c)`
Sorts the specified range of the specified array of objects according to the order induced by the specified comparator.
`static <T> void`
Arrays.`sort(T[] a, Comparator<? super T> c)`
Sorts the specified array of objects according to the order induced by the specified comparator.
`static <T> Spliterator<T>`
Arrays.`spliterator(T[] array)`
Returns a `Spliterator` covering all of the specified array.
`static <T> Spliterator<T>`
Arrays.`spliterator(T[] array, int startInclusive, int endExclusive)`
Returns a `Spliterator` covering the specified range of the specified array.
`static <T> Spliterator<T>`
Spliterators.`spliterator(Object[] array, int additionalCharacteristics)`
Creates a `Spliterator` covering the elements of a given array, using a customized set of spliterator characteristics.
`static <T> Spliterator<T>`
Spliterators.`spliterator(Object[] array, int fromIndex, int toIndex, int additionalCharacteristics)`
Creates a `Spliterator` covering a range of elements of a given array, using a customized set of spliterator characteristics.
`static <T> Stream<T>`
Arrays.`stream(T[] array)`
Returns a sequential `Stream` with the specified array as its source.
`static <T> Stream<T>`
Arrays.`stream(T[] array, int startInclusive, int endExclusive)`
Returns a sequential `Stream` with the specified range of the specified array as its source.
`<T> T[]`
AbstractCollection.`toArray(T[] a)`
Returns an array containing all of the elements in this collection; the runtime type of the returned array is that of the specified array.
`<T> T[]`
ArrayDeque.`toArray(T[] a)`
Returns an array containing all of the elements in this deque in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`<T> T[]`
ArrayList.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`<T> T[]`
Collection.`toArray(T[] a)`
Returns an array containing all of the elements in this collection; the runtime type of the returned array is that of the specified array.
`<T> T[]`
HashSet.`toArray(T[] a)`
`<T> T[]`
LinkedList.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`<T> T[]`
List.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`<T> T[]`
PriorityQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue; the runtime type of the returned array is that of the specified array.
`<T> T[]`
Set.`toArray(T[] a)`
Returns an array containing all of the elements in this set; the runtime type of the returned array is that of the specified array.
`<T> T[]`
Vector.`toArray(T[] a)`
Returns an array containing all of the elements in this Vector in the correct order; the runtime type of the returned array is that of the specified array.
`static String`
Objects.`toIdentityString(Object o)`
Returns a string equivalent to the string returned by `Object.toString` if that method and `hashCode` are not overridden.
`static String`
Arrays.`toString(Object[] a)`
Returns a string representation of the contents of the specified array.
`static String`
Objects.`toString(Object o)`
Returns the result of calling `toString` for a non-`null` argument and `"null"` for a `null` argument.
`static String`
Objects.`toString(Object o, String nullDefault)`
Returns the result of calling `toString` on the first argument if the first argument is not `null` and the second argument otherwise.
`void`
Observer.`update(Observable o, Object arg)`
Deprecated.
This method is called whenever the observed object is changed.
Constructors in java.util with parameters of type Object
Modifier
Constructor
Description
``
`EventObject(Object source)`
Constructs a prototypical Event.

## Uses of Object in java.util.concurrent

Subclasses of Object in java.util.concurrent
Modifier and Type
Class
Description
`class`
`AbstractExecutorService`
Provides default implementations of `ExecutorService` execution methods.
`class`
`ArrayBlockingQueue<E>`
A bounded blocking queue backed by an array.
`class`
`BrokenBarrierException`
Exception thrown when a thread tries to wait upon a barrier that is in a broken state, or which enters the broken state while the thread is waiting.
`class`
`CancellationException`
Exception indicating that the result of a value-producing task, such as a `FutureTask`, cannot be retrieved because the task was cancelled.
`class`
`CompletableFuture<T>`
A `Future` that may be explicitly completed (setting its value and status), and may be used as a `CompletionStage`, supporting dependent functions and actions that trigger upon its completion.
`class`
`CompletionException`
Exception thrown when an error or other exception is encountered in the course of completing a result or task.
`class`
`ConcurrentHashMap<K,V>`
A hash table supporting full concurrency of retrievals and high expected concurrency for updates.
`static final class`
`ConcurrentHashMap.KeySetView<K,V>`
A view of a ConcurrentHashMap as a `Set` of keys, in which additions may optionally be enabled by mapping to a common value.
`class`
`ConcurrentLinkedDeque<E>`
An unbounded concurrent deque based on linked nodes.
`class`
`ConcurrentLinkedQueue<E>`
An unbounded thread-safe queue based on linked nodes.
`class`
`ConcurrentSkipListMap<K,V>`
A scalable concurrent `ConcurrentNavigableMap` implementation.
`class`
`ConcurrentSkipListSet<E>`
A scalable concurrent `NavigableSet` implementation based on a `ConcurrentSkipListMap`.
`class`
`CopyOnWriteArrayList<E>`
A thread-safe variant of `ArrayList` in which all mutative operations (`add`, `set`, and so on) are implemented by making a fresh copy of the underlying array.
`class`
`CopyOnWriteArraySet<E>`
A `Set` that uses an internal `CopyOnWriteArrayList` for all of its operations.
`class`
`CountDownLatch`
A synchronization aid that allows one or more threads to wait until a set of operations being performed in other threads completes.
`class`
`CountedCompleter<T>`
A `ForkJoinTask` with a completion action performed when triggered and there are no remaining pending actions.
`class`
`CyclicBarrier`
A synchronization aid that allows a set of threads to all wait for each other to reach a common barrier point.
`class`
`DelayQueue<E extends Delayed>`
An unbounded blocking queue of `Delayed` elements, in which an element generally becomes eligible for removal when its delay has expired.
`class`
`Exchanger<V>`
A synchronization point at which threads can pair and swap elements within pairs.
`class`
`ExecutionException`
Exception thrown when attempting to retrieve the result of a task that aborted by throwing an exception.
`class`
`ExecutorCompletionService<V>`
A `CompletionService` that uses a supplied `Executor` to execute tasks.
`final class`
`Executors`
Factory and utility methods for `Executor`, `ExecutorService`, `ScheduledExecutorService`, `ThreadFactory`, and `Callable` classes defined in this package.
`final class`
`Flow`
Interrelated interfaces and static methods for establishing flow-controlled components in which `Publishers` produce items consumed by one or more `Subscribers`, each managed by a `Subscription`.
`class`
`ForkJoinPool`
An `ExecutorService` for running `ForkJoinTask`s.
`class`
`ForkJoinTask<V>`
Abstract base class for tasks that run within a `ForkJoinPool`.
`class`
`ForkJoinWorkerThread`
A thread managed by a `ForkJoinPool`, which executes `ForkJoinTask`s.
`class`
`FutureTask<V>`
A cancellable asynchronous computation.
`class`
`LinkedBlockingDeque<E>`
An optionally-bounded blocking deque based on linked nodes.
`class`
`LinkedBlockingQueue<E>`
An optionally-bounded blocking queue based on linked nodes.
`class`
`LinkedTransferQueue<E>`
An unbounded `TransferQueue` based on linked nodes.
`class`
`Phaser`
A reusable synchronization barrier, similar in functionality to `CyclicBarrier` and `CountDownLatch` but supporting more flexible usage.
`class`
`PriorityBlockingQueue<E>`
An unbounded blocking queue that uses the same ordering rules as class `PriorityQueue` and supplies blocking retrieval operations.
`class`
`RecursiveAction`
A recursive resultless `ForkJoinTask`.
`class`
`RecursiveTask<V>`
A recursive result-bearing `ForkJoinTask`.
`class`
`RejectedExecutionException`
Exception thrown by an `Executor` when a task cannot be accepted for execution.
`class`
`ScheduledThreadPoolExecutor`
A `ThreadPoolExecutor` that can additionally schedule commands to run after a given delay, or to execute periodically.
`class`
`Semaphore`
A counting semaphore.
`class`
`StructuredTaskScopePREVIEW<T>`
Preview.
A basic API for structured concurrency.
`static final class`
`StructuredTaskScope.ShutdownOnFailurePREVIEW`
Preview.
A `StructuredTaskScope` that captures the exception of the first subtask to failPREVIEW.
`static final class`
`StructuredTaskScope.ShutdownOnSuccessPREVIEW<T>`
Preview.
A `StructuredTaskScope` that captures the result of the first subtask to complete successfullyPREVIEW.
`final class`
`StructureViolationExceptionPREVIEW`
Preview.
Thrown when a structure violation is detected.
`class`
`SubmissionPublisher<T>`
A `Flow.Publisher` that asynchronously issues submitted (non-null) items to current subscribers until it is closed.
`class`
`SynchronousQueue<E>`
A blocking queue in which each insert operation must wait for a corresponding remove operation by another thread, and vice versa.
`final class`
`ThreadLocalRandom`
A random number generator (with period 264) isolated to the current thread.
`class`
`ThreadPoolExecutor`
An `ExecutorService` that executes each submitted task using one of possibly several pooled threads, normally configured using `Executors` factory methods.
`static class`
`ThreadPoolExecutor.AbortPolicy`
A handler for rejected tasks that throws a `RejectedExecutionException`.
`static class`
`ThreadPoolExecutor.CallerRunsPolicy`
A handler for rejected tasks that runs the rejected task directly in the calling thread of the `execute` method, unless the executor has been shut down, in which case the task is discarded.
`static class`
`ThreadPoolExecutor.DiscardOldestPolicy`
A handler for rejected tasks that discards the oldest unhandled request and then retries `execute`, unless the executor is shut down, in which case the task is discarded.
`static class`
`ThreadPoolExecutor.DiscardPolicy`
A handler for rejected tasks that silently discards the rejected task.
`class`
`TimeoutException`
Exception thrown when a blocking operation times out.
Subclasses with type arguments of type Object in java.util.concurrent
Modifier and Type
Class
Description
`static final class`
`StructuredTaskScope.ShutdownOnFailurePREVIEW`
Preview.
A `StructuredTaskScope` that captures the exception of the first subtask to failPREVIEW.
Methods in java.util.concurrent that return Object
Modifier and Type
Method
Description
`Object`
CopyOnWriteArrayList.`clone()`
Returns a shallow copy of this list.
`Object[]`
ArrayBlockingQueue.`toArray()`
Returns an array containing all of the elements in this queue, in proper sequence.
`<T> T[]`
ArrayBlockingQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`Object[]`
ConcurrentLinkedDeque.`toArray()`
Returns an array containing all of the elements in this deque, in proper sequence (from first to last element).
`<T> T[]`
ConcurrentLinkedDeque.`toArray(T[] a)`
Returns an array containing all of the elements in this deque, in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`Object[]`
ConcurrentLinkedQueue.`toArray()`
Returns an array containing all of the elements in this queue, in proper sequence.
`<T> T[]`
ConcurrentLinkedQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`Object[]`
CopyOnWriteArrayList.`toArray()`
Returns an array containing all of the elements in this list in proper sequence (from first to last element).
`<T> T[]`
CopyOnWriteArrayList.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`Object[]`
CopyOnWriteArraySet.`toArray()`
Returns an array containing all of the elements in this set.
`<T> T[]`
CopyOnWriteArraySet.`toArray(T[] a)`
Returns an array containing all of the elements in this set; the runtime type of the returned array is that of the specified array.
`Object[]`
DelayQueue.`toArray()`
Returns an array containing all of the elements in this queue.
`<T> T[]`
DelayQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue; the runtime type of the returned array is that of the specified array.
`Object[]`
LinkedBlockingDeque.`toArray()`
Returns an array containing all of the elements in this deque, in proper sequence (from first to last element).
`<T> T[]`
LinkedBlockingDeque.`toArray(T[] a)`
Returns an array containing all of the elements in this deque, in proper sequence; the runtime type of the returned array is that of the specified array.
`Object[]`
LinkedBlockingQueue.`toArray()`
Returns an array containing all of the elements in this queue, in proper sequence.
`<T> T[]`
LinkedBlockingQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`Object[]`
LinkedTransferQueue.`toArray()`
Returns an array containing all of the elements in this queue, in proper sequence.
`<T> T[]`
LinkedTransferQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`Object[]`
PriorityBlockingQueue.`toArray()`
Returns an array containing all of the elements in this queue.
`<T> T[]`
PriorityBlockingQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue; the runtime type of the returned array is that of the specified array.
`Object[]`
SynchronousQueue.`toArray()`
Returns a zero-length array.
`<T> T[]`
SynchronousQueue.`toArray(T[] a)`
Sets the zeroth element of the specified array to `null` (if the array has non-zero length) and returns it.
Methods in java.util.concurrent that return types with arguments of type Object
Modifier and Type
Method
Description
`static CompletableFuture<Object>`
CompletableFuture.`anyOf(CompletableFuture<?>... cfs)`
Returns a new CompletableFuture that is completed when any of the given CompletableFutures complete, with the same result.
`static Callable<Object>`
Executors.`callable(Runnable task)`
Returns a `Callable` object that, when called, runs the given task and returns `null`.
`static Callable<Object>`
Executors.`callable(PrivilegedAction<?> action)`
Returns a `Callable` object that, when called, runs the given privileged action and returns its result.
`static Callable<Object>`
Executors.`callable(PrivilegedExceptionAction<?> action)`
Returns a `Callable` object that, when called, runs the given privileged exception action and returns its result.
Methods in java.util.concurrent with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ArrayBlockingQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
BlockingDeque.`contains(Object o)`
Returns `true` if this deque contains the specified element.
`boolean`
BlockingQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
ConcurrentHashMap.`contains(Object value)`
Tests if some key maps into the specified value in this table.
`boolean`
ConcurrentHashMap.KeySetView.`contains(Object o)`
Returns `true` if this collection contains the specified element.
`boolean`
ConcurrentLinkedDeque.`contains(Object o)`
Returns `true` if this deque contains the specified element.
`boolean`
ConcurrentLinkedQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
ConcurrentSkipListSet.`contains(Object o)`
Returns `true` if this set contains the specified element.
`boolean`
CopyOnWriteArrayList.`contains(Object o)`
Returns `true` if this list contains the specified element.
`boolean`
CopyOnWriteArraySet.`contains(Object o)`
Returns `true` if this set contains the specified element.
`boolean`
LinkedBlockingDeque.`contains(Object o)`
Returns `true` if this deque contains the specified element.
`boolean`
LinkedBlockingQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
LinkedTransferQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
PriorityBlockingQueue.`contains(Object o)`
Returns `true` if this queue contains the specified element.
`boolean`
SynchronousQueue.`contains(Object o)`
Always returns `false`.
`boolean`
ConcurrentHashMap.`containsKey(Object key)`
Tests if the specified object is a key in this table.
`boolean`
ConcurrentSkipListMap.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
ConcurrentHashMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
ConcurrentSkipListMap.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`boolean`
ConcurrentHashMap.`equals(Object o)`
Compares the specified object with this map for equality.
`boolean`
ConcurrentHashMap.KeySetView.`equals(Object o)`
`boolean`
ConcurrentSkipListMap.`equals(Object o)`
Compares the specified object with this map for equality.
`boolean`
ConcurrentSkipListSet.`equals(Object o)`
Compares the specified object with this set for equality.
`boolean`
CopyOnWriteArrayList.`equals(Object o)`
Compares the specified object with this list for equality.
`boolean`
CopyOnWriteArraySet.`equals(Object o)`
Compares the specified object with this set for equality.
`V`
ConcurrentHashMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
ConcurrentSkipListMap.`get(Object key)`
Returns the value to which the specified key is mapped, or `null` if this map contains no mapping for the key.
`V`
ConcurrentHashMap.`getOrDefault(Object key, V defaultValue)`
Returns the value to which the specified key is mapped, or the given default value if this map contains no mapping for the key.
`default V`
ConcurrentMap.`getOrDefault(Object key, V defaultValue)`
Returns the value to which the specified key is mapped, or `defaultValue` if this map contains no mapping for the key.
`V`
ConcurrentSkipListMap.`getOrDefault(Object key, V defaultValue)`
Returns the value to which the specified key is mapped, or the given defaultValue if this map contains no mapping for the key.
`int`
CopyOnWriteArrayList.`indexOf(Object o)`
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.
`int`
CopyOnWriteArrayList.`lastIndexOf(Object o)`
Returns the index of the last occurrence of the specified element in this list, or -1 if this list does not contain the element.
`boolean`
ArrayBlockingQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
BlockingDeque.`remove(Object o)`
Removes the first occurrence of the specified element from this deque.
`boolean`
BlockingQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
ConcurrentHashMap.KeySetView.`remove(Object o)`
Removes the key from this map view, by removing the key (and its corresponding value) from the backing map.
`V`
ConcurrentHashMap.`remove(Object key)`
Removes the key (and its corresponding value) from this map.
`boolean`
ConcurrentHashMap.`remove(Object key, Object value)`
Removes the entry for a key only if currently mapped to a given value.
`boolean`
ConcurrentLinkedDeque.`remove(Object o)`
Removes the first occurrence of the specified element from this deque.
`boolean`
ConcurrentLinkedQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
ConcurrentMap.`remove(Object key, Object value)`
Removes the entry for a key only if currently mapped to a given value.
`V`
ConcurrentSkipListMap.`remove(Object key)`
Removes the mapping for the specified key from this map if present.
`boolean`
ConcurrentSkipListMap.`remove(Object key, Object value)`
Removes the entry for a key only if currently mapped to a given value.
`boolean`
ConcurrentSkipListSet.`remove(Object o)`
Removes the specified element from this set if it is present.
`boolean`
CopyOnWriteArrayList.`remove(Object o)`
Removes the first occurrence of the specified element from this list, if it is present.
`boolean`
CopyOnWriteArraySet.`remove(Object o)`
Removes the specified element from this set if it is present.
`boolean`
DelayQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present, whether or not it has expired.
`boolean`
LinkedBlockingDeque.`remove(Object o)`
Removes the first occurrence of the specified element from this deque.
`boolean`
LinkedBlockingQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
LinkedTransferQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
PriorityBlockingQueue.`remove(Object o)`
Removes a single instance of the specified element from this queue, if it is present.
`boolean`
SynchronousQueue.`remove(Object o)`
Always returns `false`.
`boolean`
BlockingDeque.`removeFirstOccurrence(Object o)`
Removes the first occurrence of the specified element from this deque.
`boolean`
ConcurrentLinkedDeque.`removeFirstOccurrence(Object o)`
Removes the first occurrence of the specified element from this deque.
`boolean`
LinkedBlockingDeque.`removeFirstOccurrence(Object o)`
`boolean`
BlockingDeque.`removeLastOccurrence(Object o)`
Removes the last occurrence of the specified element from this deque.
`boolean`
ConcurrentLinkedDeque.`removeLastOccurrence(Object o)`
Removes the last occurrence of the specified element from this deque.
`boolean`
LinkedBlockingDeque.`removeLastOccurrence(Object o)`
`void`
TimeUnit.`timedWait(Object obj, long timeout)`
Performs a timed `Object.wait` using this time unit.
`<T> T[]`
ArrayBlockingQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`<T> T[]`
ConcurrentLinkedDeque.`toArray(T[] a)`
Returns an array containing all of the elements in this deque, in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`<T> T[]`
ConcurrentLinkedQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`<T> T[]`
CopyOnWriteArrayList.`toArray(T[] a)`
Returns an array containing all of the elements in this list in proper sequence (from first to last element); the runtime type of the returned array is that of the specified array.
`<T> T[]`
CopyOnWriteArraySet.`toArray(T[] a)`
Returns an array containing all of the elements in this set; the runtime type of the returned array is that of the specified array.
`<T> T[]`
DelayQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue; the runtime type of the returned array is that of the specified array.
`<T> T[]`
LinkedBlockingDeque.`toArray(T[] a)`
Returns an array containing all of the elements in this deque, in proper sequence; the runtime type of the returned array is that of the specified array.
`<T> T[]`
LinkedBlockingQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`<T> T[]`
LinkedTransferQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue, in proper sequence; the runtime type of the returned array is that of the specified array.
`<T> T[]`
PriorityBlockingQueue.`toArray(T[] a)`
Returns an array containing all of the elements in this queue; the runtime type of the returned array is that of the specified array.
`<T> T[]`
SynchronousQueue.`toArray(T[] a)`
Sets the zeroth element of the specified array to `null` (if the array has non-zero length) and returns it.
Constructors in java.util.concurrent with parameters of type Object
Modifier
Constructor
Description
``
`CopyOnWriteArrayList(E[] toCopyIn)`
Creates a list holding a copy of the given array.

## Uses of Object in java.util.concurrent.atomic

Subclasses of Object in java.util.concurrent.atomic
Modifier and Type
Class
Description
`class`
`AtomicBoolean`
A `boolean` value that may be updated atomically.
`class`
`AtomicInteger`
An `int` value that may be updated atomically.
`class`
`AtomicIntegerArray`
An `int` array in which elements may be updated atomically.
`class`
`AtomicIntegerFieldUpdater<T>`
A reflection-based utility that enables atomic updates to designated `volatile int` fields of designated classes.
`class`
`AtomicLong`
A `long` value that may be updated atomically.
`class`
`AtomicLongArray`
A `long` array in which elements may be updated atomically.
`class`
`AtomicLongFieldUpdater<T>`
A reflection-based utility that enables atomic updates to designated `volatile long` fields of designated classes.
`class`
`AtomicMarkableReference<V>`
An `AtomicMarkableReference` maintains an object reference along with a mark bit, that can be updated atomically.
`class`
`AtomicReference<V>`
An object reference that may be updated atomically.
`class`
`AtomicReferenceArray<E>`
An array of object references in which elements may be updated atomically.
`class`
`AtomicReferenceFieldUpdater<T,V>`
A reflection-based utility that enables atomic updates to designated `volatile` reference fields of designated classes.
`class`
`AtomicStampedReference<V>`
An `AtomicStampedReference` maintains an object reference along with an integer "stamp", that can be updated atomically.
`class`
`DoubleAccumulator`
One or more variables that together maintain a running `double` value updated using a supplied function.
`class`
`DoubleAdder`
One or more variables that together maintain an initially zero `double` sum.
`class`
`LongAccumulator`
One or more variables that together maintain a running `long` value updated using a supplied function.
`class`
`LongAdder`
One or more variables that together maintain an initially zero `long` sum.
Constructors in java.util.concurrent.atomic with parameters of type Object
Modifier
Constructor
Description
``
`AtomicReferenceArray(E[] array)`
Creates a new AtomicReferenceArray with the same length as, and all elements copied from, the given array.

## Uses of Object in java.util.concurrent.locks

Subclasses of Object in java.util.concurrent.locks
Modifier and Type
Class
Description
`class`
`AbstractOwnableSynchronizer`
A synchronizer that may be exclusively owned by a thread.
`class`
`AbstractQueuedLongSynchronizer`
A version of `AbstractQueuedSynchronizer` in which synchronization state is maintained as a `long`.
`class`
`AbstractQueuedLongSynchronizer.ConditionObject`
Condition implementation for a `AbstractQueuedLongSynchronizer` serving as the basis of a `Lock` implementation.
`class`
`AbstractQueuedSynchronizer`
Provides a framework for implementing blocking locks and related synchronizers (semaphores, events, etc) that rely on first-in-first-out (FIFO) wait queues.
`class`
`AbstractQueuedSynchronizer.ConditionObject`
Condition implementation for a `AbstractQueuedSynchronizer` serving as the basis of a `Lock` implementation.
`final class`
`LockSupport`
Basic thread blocking primitives for creating locks and other synchronization classes.
`class`
`ReentrantLock`
A reentrant mutual exclusion `Lock` with the same basic behavior and semantics as the implicit monitor lock accessed using `synchronized` methods and statements, but with extended capabilities.
`class`
`ReentrantReadWriteLock`
An implementation of `ReadWriteLock` supporting similar semantics to `ReentrantLock`.
`static class`
`ReentrantReadWriteLock.ReadLock`
The lock returned by method `ReentrantReadWriteLock.readLock()`.
`static class`
`ReentrantReadWriteLock.WriteLock`
The lock returned by method `ReentrantReadWriteLock.writeLock()`.
`class`
`StampedLock`
A capability-based lock with three modes for controlling read/write access.
Methods in java.util.concurrent.locks that return Object
Modifier and Type
Method
Description
`static Object`
LockSupport.`getBlocker(Thread t)`
Returns the blocker object supplied to the most recent invocation of a park method that has not yet unblocked, or null if not blocked.
Methods in java.util.concurrent.locks with parameters of type Object
Modifier and Type
Method
Description
`static void`
LockSupport.`park(Object blocker)`
Disables the current thread for thread scheduling purposes unless the permit is available.
`static void`
LockSupport.`parkNanos(Object blocker, long nanos)`
Disables the current thread for thread scheduling purposes, for up to the specified waiting time, unless the permit is available.
`static void`
LockSupport.`parkUntil(Object blocker, long deadline)`
Disables the current thread for thread scheduling purposes, until the specified deadline, unless the permit is available.
`static void`
LockSupport.`setCurrentBlocker(Object blocker)`
Sets the object to be returned by invocations of `getBlocker` for the current thread.

## Uses of Object in java.util.function

Methods in java.util.function with parameters of type Object
Modifier and Type
Method
Description
`static <T> Predicate<T>`
Predicate.`isEqual(Object targetRef)`
Returns a predicate that tests if two arguments are equal according to `Objects.equals(Object, Object)`.

## Uses of Object in java.util.jar

Subclasses of Object in java.util.jar
Modifier and Type
Class
Description
`class`
`Attributes`
The Attributes class maps Manifest attribute names to associated string values.
`static class`
`Attributes.Name`
The Attributes.Name class represents an attribute name stored in this Map.
`class`
`JarEntry`
This class is used to represent a JAR file entry.
`class`
`JarException`
Signals that an error of some sort has occurred while reading from or writing to a JAR file.
`class`
`JarFile`
The `JarFile` class is used to read the contents of a jar file from any file that can be opened with `java.io.RandomAccessFile`.
`class`
`JarInputStream`
The `JarInputStream` class, which extends `ZipInputStream`, is used to read the contents of a JAR file from an input stream.
`class`
`JarOutputStream`
The `JarOutputStream` class is used to write the contents of a JAR file to any output stream.
`class`
`Manifest`
The Manifest class is used to maintain Manifest entry names and their associated Attributes.
Classes in java.util.jar that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`Attributes`
The Attributes class maps Manifest attribute names to associated string values.
`class`
`Attributes`
The Attributes class maps Manifest attribute names to associated string values.
Fields in java.util.jar with type parameters of type Object
Modifier and Type
Field
Description
`protected Map<Object,Object>`
Attributes.`map`
The attribute name-value mappings.
`protected Map<Object,Object>`
Attributes.`map`
The attribute name-value mappings.
Methods in java.util.jar that return Object
Modifier and Type
Method
Description
`Object`
Attributes.`clone()`
Returns a copy of the Attributes, implemented as follows:
`Object`
Manifest.`clone()`
Returns a shallow copy of this Manifest.
`Object`
Attributes.`get(Object name)`
Returns the value of the specified attribute name, or null if the attribute name was not found.
`Object`
Attributes.`put(Object name, Object value)`
Associates the specified value with the specified attribute name (key) in this Map.
`Object`
Attributes.`remove(Object name)`
Removes the attribute with the specified name (key) from this Map.
Methods in java.util.jar that return types with arguments of type Object
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
Attributes.`entrySet()`
Returns a Collection view of the attribute name-value mappings contained in this Map.
`Set<Map.Entry<Object,Object>>`
Attributes.`entrySet()`
Returns a Collection view of the attribute name-value mappings contained in this Map.
`Set<Object>`
Attributes.`keySet()`
Returns a Set view of the attribute names (keys) contained in this Map.
`Collection<Object>`
Attributes.`values()`
Returns a Collection view of the attribute values contained in this Map.
Methods in java.util.jar with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Attributes.`containsKey(Object name)`
Returns true if this Map contains the specified attribute name (key).
`boolean`
Attributes.`containsValue(Object value)`
Returns true if this Map maps one or more attribute names (keys) to the specified value.
`boolean`
Attributes.`equals(Object o)`
Compares the specified object to the underlying map for equality.
`boolean`
Attributes.Name.`equals(Object o)`
Compares this attribute name to another for equality.
`boolean`
Manifest.`equals(Object o)`
Returns true if the specified Object is also a Manifest and has the same main Attributes and entries.
`Object`
Attributes.`get(Object name)`
Returns the value of the specified attribute name, or null if the attribute name was not found.
`Object`
Attributes.`put(Object name, Object value)`
Associates the specified value with the specified attribute name (key) in this Map.
`Object`
Attributes.`remove(Object name)`
Removes the attribute with the specified name (key) from this Map.

## Uses of Object in java.util.logging

Subclasses of Object in java.util.logging
Modifier and Type
Class
Description
`class`
`ConsoleHandler`
This `Handler` publishes log records to `System.err`.
`class`
`ErrorManager`
ErrorManager objects can be attached to Handlers to process any error that occurs on a Handler during Logging.
`class`
`FileHandler`
Simple file logging `Handler`.
`class`
`Formatter`
A Formatter provides support for formatting LogRecords.
`class`
`Handler`
A `Handler` object takes log messages from a `Logger` and exports them.
`class`
`Level`
The Level class defines a set of standard logging levels that can be used to control logging output.
`class`
`Logger`
A Logger object is used to log messages for a specific system or application component.
`final class`
`LoggingPermission`
This class is for logging permissions.
`class`
`LogManager`
There is a single global LogManager object that is used to maintain a set of shared state about Loggers and log services.
`class`
`LogRecord`
LogRecord objects are used to pass logging requests between the logging framework and individual log Handlers.
`class`
`MemoryHandler`
`Handler` that buffers requests in a circular buffer in memory.
`class`
`SimpleFormatter`
Print a brief summary of the `LogRecord` in a human readable format.
`class`
`SocketHandler`
Simple network logging `Handler`.
`class`
`StreamHandler`
Stream based logging `Handler`.
`class`
`XMLFormatter`
Format a LogRecord into a standard XML format.
Methods in java.util.logging that return Object
Modifier and Type
Method
Description
`Object[]`
LogRecord.`getParameters()`
Get the parameters to the log message.
Methods in java.util.logging with parameters of type Object
Modifier and Type
Method
Description
`void`
Logger.`entering(String sourceClass, String sourceMethod, Object param1)`
Log a method entry, with one parameter.
`void`
Logger.`entering(String sourceClass, String sourceMethod, Object[] params)`
Log a method entry, with an array of parameters.
`boolean`
Level.`equals(Object ox)`
Compare two objects for value equality.
`void`
Logger.`exiting(String sourceClass, String sourceMethod, Object result)`
Log a method return, with result object.
`void`
Logger.`log(Level level, String msg, Object param1)`
Log a message, with one object parameter.
`void`
Logger.`log(Level level, String msg, Object[] params)`
Log a message, with an array of object arguments.
`void`
Logger.`logp(Level level, String sourceClass, String sourceMethod, String msg, Object param1)`
Log a message, specifying source class and method, with a single object parameter to the log message.
`void`
Logger.`logp(Level level, String sourceClass, String sourceMethod, String msg, Object[] params)`
Log a message, specifying source class and method, with an array of object arguments.
`void`
Logger.`logrb(Level level, String sourceClass, String sourceMethod, String bundleName, String msg, Object param1)`
Deprecated.
Use `Logger.logrb(java.util.logging.Level, java.lang.String, java.lang.String, java.util.ResourceBundle, java.lang.String, java.lang.Object...)` instead
`void`
Logger.`logrb(Level level, String sourceClass, String sourceMethod, String bundleName, String msg, Object[] params)`
Deprecated.
Use `Logger.logrb(java.util.logging.Level, java.lang.String, java.lang.String, java.util.ResourceBundle, java.lang.String, java.lang.Object...)` instead.
`void`
Logger.`logrb(Level level, String sourceClass, String sourceMethod, ResourceBundle bundle, String msg, Object... params)`
Log a message, specifying source class, method, and resource bundle, with an optional list of message parameters.
`void`
Logger.`logrb(Level level, ResourceBundle bundle, String msg, Object... params)`
Log a message, specifying source class, method, and resource bundle, with an optional list of message parameters.
`void`
LogRecord.`setParameters(Object[] parameters)`
Set the parameters to the log message.

## Uses of Object in java.util.prefs

Subclasses of Object in java.util.prefs
Modifier and Type
Class
Description
`class`
`AbstractPreferences`
This class provides a skeletal implementation of the `Preferences` class, greatly easing the task of implementing it.
`class`
`BackingStoreException`
Thrown to indicate that a preferences operation could not complete because of a failure in the backing store, or a failure to contact the backing store.
`class`
`InvalidPreferencesFormatException`
Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of preferences, as per the `Preferences` specification.
`class`
`NodeChangeEvent`
An event emitted by a `Preferences` node to indicate that a child of that node has been added or removed.
`class`
`PreferenceChangeEvent`
An event emitted by a `Preferences` node to indicate that a preference has been added, removed or has had its value changed.
`class`
`Preferences`
A node in a hierarchical collection of preference data.
Fields in java.util.prefs declared as Object
Modifier and Type
Field
Description
`protected final Object`
AbstractPreferences.`lock`
An object whose monitor is used to lock this node.

## Uses of Object in java.util.random

Subclasses of Object in java.util.random
Modifier and Type
Class
Description
`final class`
`RandomGeneratorFactory<T extends RandomGenerator>`
This is a factory class for generating multiple random number generators of a specific algorithm.

## Uses of Object in java.util.regex

Subclasses of Object in java.util.regex
Modifier and Type
Class
Description
`final class`
`Matcher`
An engine that performs match operations on a character sequence by interpreting a `Pattern`.
`final class`
`Pattern`
A compiled representation of a regular expression.
`class`
`PatternSyntaxException`
Unchecked exception thrown to indicate a syntax error in a regular-expression pattern.

## Uses of Object in java.util.spi

Subclasses of Object in java.util.spi
Modifier and Type
Class
Description
`class`
`AbstractResourceBundleProvider`
`AbstractResourceBundleProvider` is an abstract class that provides the basic support for a provider implementation class for `ResourceBundleProvider`.
`class`
`CalendarDataProvider`
An abstract class for service providers that provide locale-dependent `Calendar` parameters.
`class`
`CalendarNameProvider`
An abstract class for service providers that provide localized string representations (display names) of `Calendar` field values.
`class`
`CurrencyNameProvider`
An abstract class for service providers that provide localized currency symbols and display names for the `Currency` class.
`class`
`LocaleNameProvider`
An abstract class for service providers that provide localized names for the `Locale` class.
`class`
`LocaleServiceProvider`
This is the super class of all the locale sensitive service provider interfaces (SPIs).
`class`
`TimeZoneNameProvider`
An abstract class for service providers that provide localized time zone names for the `TimeZone` class.

## Uses of Object in java.util.stream

Subclasses of Object in java.util.stream
Modifier and Type
Class
Description
`final class`
`Collectors`
Implementations of `Collector` that implement various useful reduction operations, such as accumulating elements into collections, summarizing elements according to various criteria, etc.
`final class`
`Gatherers`
Implementations of `Gatherer` that provide useful intermediate operations, such as windowing functions, folding functions, transforming elements concurrently, etc.
`final class`
`StreamSupport`
Low-level utility methods for creating and manipulating streams.
Methods in java.util.stream that return Object
Modifier and Type
Method
Description
`Object[]`
Stream.`toArray()`
Returns an array containing the elements of this stream.
`<A> A[]`
Stream.`toArray(IntFunction<A[]> generator)`
Returns an array containing the elements of this stream, using the provided `generator` function to allocate the returned array, as well as any additional arrays that might be required for a partitioned execution or for resizing.
Methods in java.util.stream with parameters of type Object
Modifier and Type
Method
Description
`static <T> Stream<T>`
Stream.`of(T... values)`
Returns a sequential ordered stream whose elements are the specified values.

## Uses of Object in java.util.zip

Subclasses of Object in java.util.zip
Modifier and Type
Class
Description
`class`
`Adler32`
A class that can be used to compute the Adler-32 checksum of a data stream.
`class`
`CheckedInputStream`
An input stream that also maintains a checksum of the data being read.
`class`
`CheckedOutputStream`
An output stream that also maintains a checksum of the data being written.
`class`
`CRC32`
A class that can be used to compute the CRC-32 of a data stream.
`final class`
`CRC32C`
A class that can be used to compute the CRC-32C of a data stream.
`class`
`DataFormatException`
Signals that a data format error has occurred.
`class`
`Deflater`
This class provides support for general purpose compression using the popular ZLIB compression library.
`class`
`DeflaterInputStream`
Implements an input stream filter for compressing data in the "deflate" compression format.
`class`
`DeflaterOutputStream`
This class implements an output stream filter for compressing data in the "deflate" compression format.
`class`
`GZIPInputStream`
This class implements a stream filter for reading compressed data in the GZIP file format.
`class`
`GZIPOutputStream`
This class implements a stream filter for writing compressed data in the GZIP file format.
`class`
`Inflater`
This class provides support for general purpose decompression using the popular ZLIB compression library.
`class`
`InflaterInputStream`
This class implements a stream filter for uncompressing data in the "deflate" compression format.
`class`
`InflaterOutputStream`
Implements an output stream filter for uncompressing data stored in the "deflate" compression format.
`class`
`ZipEntry`
This class is used to represent a ZIP file entry.
`class`
`ZipError`
Deprecated, for removal: This API element is subject to removal in a future version.
ZipError is no longer used and is obsolete.
`class`
`ZipException`
Signals that a ZIP exception of some sort has occurred.
`class`
`ZipFile`
This class is used to read entries from a ZIP file.
`class`
`ZipInputStream`
An input stream for reading compressed and uncompressed ZIP file entries from a stream of bytes in the ZIP file format.
`class`
`ZipOutputStream`
This class implements an output stream filter for writing files in the ZIP file format.
Methods in java.util.zip that return Object
Modifier and Type
Method
Description
`Object`
ZipEntry.`clone()`
Returns a copy of this entry.

## Uses of Object in javax.accessibility

Subclasses of Object in javax.accessibility
Modifier and Type
Class
Description
`class`
`AccessibilityProvider`
Service Provider Interface (SPI) for Assistive Technology.
`class`
`AccessibleAttributeSequence`
This class collects together the span of text that share the same contiguous set of attributes, along with that set of attributes.
`class`
`AccessibleBundle`
Base class used to maintain a strongly typed enumeration.
`class`
`AccessibleContext`
`AccessibleContext` represents the minimum information all accessible objects return.
`class`
`AccessibleHyperlink`
Encapsulation of a link, or set of links (e.g. client side imagemap) in a Hypertext document
`class`
`AccessibleRelation`
Class `AccessibleRelation` describes a relation between the object that implements the `AccessibleRelation` and one or more other objects.
`class`
`AccessibleRelationSet`
Class `AccessibleRelationSet` determines a component's relation set.
`class`
`AccessibleResourceBundle`
Deprecated.
This class is deprecated as of version 1.3 of the Java Platform
`class`
`AccessibleRole`
Class `AccessibleRole` determines the role of a component.
`class`
`AccessibleState`
Class `AccessibleState` describes a component's particular state.
`class`
`AccessibleStateSet`
Class `AccessibleStateSet` determines a component's state set.
`class`
`AccessibleTextSequence`
This class collects together key details of a span of text.
Methods in javax.accessibility that return Object
Modifier and Type
Method
Description
`abstract Object`
AccessibleHyperlink.`getAccessibleActionAnchor(int i)`
Returns an object that represents the link anchor, as appropriate for that link.
`abstract Object`
AccessibleHyperlink.`getAccessibleActionObject(int i)`
Returns an object that represents the link action, as appropriate for that link.
`Object`
AccessibleKeyBinding.`getAccessibleKeyBinding(int i)`
Returns a key binding for this object.
`Object[][]`
AccessibleResourceBundle.`getContents()`
Deprecated.
Returns the mapping between the programmatic keys and the localized display strings.
`Object[]`
AccessibleRelation.`getTarget()`
Returns the target objects for this relation.
Methods in javax.accessibility with parameters of type Object
Modifier and Type
Method
Description
`void`
AccessibleContext.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Support for reporting bound property changes.
`void`
AccessibleRelation.`setTarget(Object target)`
Sets the target object for this relation.
`void`
AccessibleRelation.`setTarget(Object[] target)`
Sets the target objects for this relation.
Constructors in javax.accessibility with parameters of type Object
Modifier
Constructor
Description
``
`AccessibleRelation(String key, Object target)`
Creates a new `AccessibleRelation` using the given locale independent key.
``
`AccessibleRelation(String key, Object[] target)`
Creates a new `AccessibleRelation` using the given locale independent key.

## Uses of Object in javax.annotation.processing

Subclasses of Object in javax.annotation.processing
Modifier and Type
Class
Description
`class`
`AbstractProcessor`
An abstract annotation processor designed to be a convenient superclass for most concrete annotation processors.
`class`
`Completions`
Utility class for assembling `Completion` objects.
`class`
`FilerException`
Indicates a `Filer` detected an attempt to open a file that would violate the guarantees provided by the `Filer`.

## Uses of Object in javax.crypto

Subclasses of Object in javax.crypto
Modifier and Type
Class
Description
`class`
`AEADBadTagException`
This exception is thrown when a `Cipher` operating in an AEAD mode (such as GCM/CCM) is unable to verify the supplied authentication tag.
`class`
`BadPaddingException`
This exception is thrown when a particular padding mechanism is expected for the input data but the data is not padded properly.
`class`
`Cipher`
This class provides the functionality of a cryptographic cipher for encryption and decryption.
`class`
`CipherInputStream`
A `CipherInputStream` is composed of an `InputStream` and a `Cipher` object so that read() methods return data that are read in from the underlying `InputStream` but have been additionally processed by the `Cipher` object.
`class`
`CipherOutputStream`
A `CipherOutputStream` is composed of an `OutputStream` and a `Cipher` object so that write() methods first process the data before writing them out to the underlying `OutputStream`.
`class`
`CipherSpi`
This class defines the Service Provider Interface (SPI) for the `Cipher` class.
`class`
`DecapsulateException`
An exception that is thrown by the `KEM.Decapsulator.decapsulate(byte[])` method to denote an error during decapsulation.
`class`
`EncryptedPrivateKeyInfo`
This class implements the `EncryptedPrivateKeyInfo` type as defined in PKCS #8.
`class`
`ExemptionMechanism`
This class provides the functionality of an exemption mechanism, examples of which are key recovery, key weakening, and key escrow.
`class`
`ExemptionMechanismException`
This is the generic ExemptionMechanism exception.
`class`
`ExemptionMechanismSpi`
This class defines the Service Provider Interface (SPI) for the `ExemptionMechanism` class.
`class`
`IllegalBlockSizeException`
This exception is thrown when the length of data provided to a block cipher is incorrect, i.e., does not match the block size of the cipher.
`final class`
`KDFPREVIEW`
Preview.
This class provides the functionality of a Key Derivation Function (KDF), which is a cryptographic algorithm for deriving additional keys from input keying material (IKM) and (optionally) other data.
`class`
`KDFSpiPREVIEW`
Preview.
This class defines the Service Provider Interface (SPI) for the Key Derivation Function (`KDF`PREVIEW) class.
`final class`
`KEM`
This class provides the functionality of a Key Encapsulation Mechanism (KEM).
`static final class`
`KEM.Decapsulator`
A decapsulator, generated by `KEM.newDecapsulator(PrivateKey)` on the KEM receiver side.
`static final class`
`KEM.Encapsulated`
This class specifies the return value of the encapsulate method of a Key Encapsulation Mechanism (KEM), which includes the shared secret (as a `SecretKey`), the key encapsulation message, and optional parameters.
`static final class`
`KEM.Encapsulator`
An encapsulator, generated by `KEM.newEncapsulator(PublicKey)` on the KEM sender side.
`class`
`KeyAgreement`
This class provides the functionality of a key agreement (or key exchange) protocol.
`class`
`KeyAgreementSpi`
This class defines the Service Provider Interface (SPI) for the `KeyAgreement` class.
`class`
`KeyGenerator`
This class provides the functionality of a secret (symmetric) key generator.
`class`
`KeyGeneratorSpi`
This class defines the Service Provider Interface (SPI) for the `KeyGenerator` class.
`class`
`Mac`
This class provides the functionality of a "Message Authentication Code" (MAC) algorithm.
`class`
`MacSpi`
This class defines the Service Provider Interface (SPI) for the `Mac` class.
`class`
`NoSuchPaddingException`
This exception is thrown when a particular padding mechanism is requested but is not available in the environment.
`class`
`NullCipher`
The `NullCipher` class is a class that provides an "identity cipher" -- one that does not transform the plain text.
`class`
`SealedObject`
This class enables a programmer to create an object and protect its confidentiality with a cryptographic algorithm.
`class`
`SecretKeyFactory`
This class represents a factory for secret keys.
`class`
`SecretKeyFactorySpi`
This class defines the Service Provider Interface (SPI) for the `SecretKeyFactory` class.
`class`
`ShortBufferException`
This exception is thrown when an output buffer provided by the user is too short to hold the operation result.
Methods in javax.crypto that return Object
Modifier and Type
Method
Description
`final Object`
Mac.`clone()`
Returns a clone if the provider implementation is cloneable.
`Object`
MacSpi.`clone()`
Returns a clone if the implementation is cloneable.
`final Object`
SealedObject.`getObject(Key key)`
Retrieves the original (encapsulated) object.
`final Object`
SealedObject.`getObject(Key key, String provider)`
Retrieves the original (encapsulated) object.
`final Object`
SealedObject.`getObject(Cipher c)`
Retrieves the original (encapsulated) object.

## Uses of Object in javax.crypto.spec

Subclasses of Object in javax.crypto.spec
Modifier and Type
Class
Description
`final class`
`ChaCha20ParameterSpec`
This class specifies the parameters used with the ChaCha20 algorithm.
`class`
`DESedeKeySpec`
This class specifies a DES-EDE ("triple-DES") key.
`class`
`DESKeySpec`
This class specifies a DES key.
`class`
`DHGenParameterSpec`
This class specifies the set of parameters used for generating Diffie-Hellman (system) parameters for use in Diffie-Hellman key agreement.
`class`
`DHParameterSpec`
This class specifies the set of parameters used with the Diffie-Hellman algorithm, as specified in PKCS #3: Diffie-Hellman Key-Agreement Standard.
`class`
`DHPrivateKeySpec`
This class specifies a Diffie-Hellman private key with its associated parameters.
`class`
`DHPublicKeySpec`
This class specifies a Diffie-Hellman public key with its associated parameters.
`class`
`GCMParameterSpec`
Specifies the set of parameters required by a `Cipher` using the Galois/Counter Mode (GCM) mode.
`static final class`
`HKDFParameterSpec.BuilderPREVIEW`
Preview.
This `Builder` builds `Extract` and `ExtractThenExpand` objects.
`static final class`
`HKDFParameterSpec.ExpandPREVIEW`
Preview.
Defines the input parameters of an Expand operation as defined in RFC 5869.
`static final class`
`HKDFParameterSpec.ExtractPREVIEW`
Preview.
Defines the input parameters of an Extract operation as defined in RFC 5869.
`static final class`
`HKDFParameterSpec.ExtractThenExpandPREVIEW`
Preview.
Defines the input parameters of an Extract-then-Expand operation as defined in RFC 5869.
`class`
`IvParameterSpec`
This class specifies an initialization vector (IV).
`class`
`OAEPParameterSpec`
This class specifies the set of parameters used with OAEP Padding, as defined in the PKCS#1 v2.2 standard.
`class`
`PBEKeySpec`
A user-chosen password that can be used with password-based encryption (PBE).
`class`
`PBEParameterSpec`
This class specifies the set of parameters used with password-based encryption (PBE), as defined in the PKCS #5 standard.
`class`
`PSource`
This class specifies the source for encoding input P in OAEP Padding, as defined in the PKCS#1 v2.2 standard.
`static final class`
`PSource.PSpecified`
This class is used to explicitly specify the value for encoding input P in OAEP Padding.
`class`
`RC2ParameterSpec`
This class specifies the parameters used with the RC2 algorithm.
`class`
`RC5ParameterSpec`
This class specifies the parameters used with the RC5 algorithm.
`class`
`SecretKeySpec`
This class specifies a secret key in a provider-independent fashion.
Methods in javax.crypto.spec with parameters of type Object
Modifier and Type
Method
Description
`boolean`
RC2ParameterSpec.`equals(Object obj)`
Tests for equality between the specified object and this object.
`boolean`
RC5ParameterSpec.`equals(Object obj)`
Tests for equality between the specified object and this object.
`boolean`
SecretKeySpec.`equals(Object obj)`
Tests for equality between the specified object and this object.

## Uses of Object in javax.imageio

Subclasses of Object in javax.imageio
Modifier and Type
Class
Description
`class`
`IIOException`
An exception class used for signaling run-time failure of reading and writing operations.
`class`
`IIOImage`
A simple container class to aggregate an image, a set of thumbnail (preview) images, and an object representing metadata associated with the image.
`class`
`IIOParam`
A superclass of all classes describing how streams should be decoded or encoded.
`final class`
`ImageIO`
A class containing static convenience methods for locating `ImageReader`s and `ImageWriter`s, and performing simple encoding and decoding.
`class`
`ImageReader`
An abstract superclass for parsing and decoding of images.
`class`
`ImageReadParam`
A class describing how a stream is to be decoded.
`class`
`ImageTypeSpecifier`
A class that allows the format of an image (in particular, its `SampleModel` and `ColorModel`) to be specified in a convenient manner.
`class`
`ImageWriteParam`
A class describing how a stream is to be encoded.
`class`
`ImageWriter`
An abstract superclass for encoding and writing images.
Fields in javax.imageio declared as Object
Modifier and Type
Field
Description
`protected Object`
ImageReader.`input`
The `ImageInputStream` or other `Object` by `setInput` and retrieved by `getInput`.
`protected Object`
ImageWriter.`output`
The `ImageOutputStream` or other `Object` set by `setOutput` and retrieved by `getOutput`.
Methods in javax.imageio that return Object
Modifier and Type
Method
Description
`Object`
ImageReader.`getInput()`
Returns the `ImageInputStream` or other `Object` previously set as the input source.
`Object`
ImageWriter.`getOutput()`
Returns the `ImageOutputStream` or other `Object` set by the most recent call to the `setOutput` method.
Methods in javax.imageio with parameters of type Object
Modifier and Type
Method
Description
`static ImageInputStream`
ImageIO.`createImageInputStream(Object input)`
Returns an `ImageInputStream` that will take its input from the given `Object`.
`static ImageOutputStream`
ImageIO.`createImageOutputStream(Object output)`
Returns an `ImageOutputStream` that will send its output to the given `Object`.
`boolean`
ImageTypeSpecifier.`equals(Object o)`
Returns `true` if the given `Object` is an `ImageTypeSpecifier` and has a `SampleModel` and `ColorModel` that are equal to those of this object.
`static Iterator<ImageReader>`
ImageIO.`getImageReaders(Object input)`
Returns an `Iterator` containing all currently registered `ImageReader`s that claim to be able to decode the supplied `Object`, typically an `ImageInputStream`.
`void`
ImageReader.`setInput(Object input)`
Sets the input source to use to the given `ImageInputStream` or other `Object`.
`void`
ImageReader.`setInput(Object input, boolean seekForwardOnly)`
Sets the input source to use to the given `ImageInputStream` or other `Object`.
`void`
ImageReader.`setInput(Object input, boolean seekForwardOnly, boolean ignoreMetadata)`
Sets the input source to use to the given `ImageInputStream` or other `Object`.
`void`
ImageWriter.`setOutput(Object output)`
Sets the destination to the given `ImageOutputStream` or other `Object`.

## Uses of Object in javax.imageio.metadata

Subclasses of Object in javax.imageio.metadata
Modifier and Type
Class
Description
`class`
`IIOInvalidTreeException`
An `IIOInvalidTreeException` is thrown when an attempt by an `IIOMetadata` object to parse a tree of `IIOMetadataNode`s fails.
`class`
`IIOMetadata`
An abstract class to be extended by objects that represent metadata (non-image data) associated with images and streams.
`class`
`IIOMetadataFormatImpl`
A concrete class providing a reusable implementation of the `IIOMetadataFormat` interface.
`class`
`IIOMetadataNode`
A class representing a node in a meta-data tree, which implements the `org.w3c.dom.Element` interface and additionally allows for the storage of non-textual objects via the `getUserObject` and `setUserObject` methods.
Methods in javax.imageio.metadata with type parameters of type Object
Modifier and Type
Method
Description
`protected <T extends Object & Comparable<? super T>>
void`
IIOMetadataFormatImpl.`addObjectValue(String elementName, Class<T> classType, T defaultValue, Comparable<? super T> minValue, Comparable<? super T> maxValue, boolean minInclusive, boolean maxInclusive)`
Allows an `Object` reference of a given class type to be stored in nodes implementing the named element.
Methods in javax.imageio.metadata that return Object
Modifier and Type
Method
Description
`Object`
IIOMetadataNode.`getFeature(String feature, String version)`
This DOM Level 3 method is not supported for `IIOMetadataNode` and will throw a `DOMException`.
`Object`
IIOMetadataFormat.`getObjectDefaultValue(String elementName)`
Returns an `Object`s containing the default value for the `Object` reference within the named element.
`Object`
IIOMetadataFormatImpl.`getObjectDefaultValue(String elementName)`
`Object[]`
IIOMetadataFormat.`getObjectEnumerations(String elementName)`
Returns an array of `Object`s containing the legal enumerated values for the `Object` reference within the named element.
`Object[]`
IIOMetadataFormatImpl.`getObjectEnumerations(String elementName)`
`Object`
IIOMetadataNode.`getUserData(String key)`
This DOM Level 3 method is not supported for `IIOMetadataNode` and will throw a `DOMException`.
`Object`
IIOMetadataNode.`getUserObject()`
Returns the `Object` value associated with this node.
`Object`
IIOMetadataNode.`setUserData(String key, Object data, UserDataHandler handler)`
This DOM Level 3 method is not supported for `IIOMetadataNode` and will throw a `DOMException`.
Methods in javax.imageio.metadata with parameters of type Object
Modifier and Type
Method
Description
`Object`
IIOMetadataNode.`setUserData(String key, Object data, UserDataHandler handler)`
This DOM Level 3 method is not supported for `IIOMetadataNode` and will throw a `DOMException`.
`void`
IIOMetadataNode.`setUserObject(Object userObject)`
Sets the value associated with this node.

## Uses of Object in javax.imageio.plugins.bmp

Subclasses of Object in javax.imageio.plugins.bmp
Modifier and Type
Class
Description
`class`
`BMPImageWriteParam`
A subclass of `ImageWriteParam` for encoding images in the BMP format.

## Uses of Object in javax.imageio.plugins.jpeg

Subclasses of Object in javax.imageio.plugins.jpeg
Modifier and Type
Class
Description
`class`
`JPEGHuffmanTable`
A class encapsulating a single JPEG Huffman table.
`class`
`JPEGImageReadParam`
This class adds the ability to set JPEG quantization and Huffman tables when using the built-in JPEG reader plug-in.
`class`
`JPEGImageWriteParam`
This class adds the ability to set JPEG quantization and Huffman tables when using the built-in JPEG writer plug-in, and to request that optimized Huffman tables be computed for an image.
`class`
`JPEGQTable`
A class encapsulating a single JPEG quantization table.

## Uses of Object in javax.imageio.plugins.tiff

Subclasses of Object in javax.imageio.plugins.tiff
Modifier and Type
Class
Description
`final class`
`BaselineTIFFTagSet`
A class representing the set of tags found in the baseline TIFF specification as well as some common additional tags.
`final class`
`ExifGPSTagSet`
A class representing the tags found in an Exif GPS Info IFD.
`final class`
`ExifInteroperabilityTagSet`
A class representing the tags found in an Exif Interoperability IFD.
`final class`
`ExifParentTIFFTagSet`
A class containing the TIFF tags used to reference the Exif and GPS IFDs.
`final class`
`ExifTIFFTagSet`
A class representing the tags found in an Exif IFD.
`final class`
`FaxTIFFTagSet`
A class representing the extra tags found in a TIFF-F (RFC 2036) file.
`final class`
`GeoTIFFTagSet`
A class representing the tags found in a GeoTIFF IFD.
`class`
`TIFFDirectory`
A convenience class for simplifying interaction with TIFF native image metadata.
`final class`
`TIFFField`
A class representing a field in a TIFF 6.0 Image File Directory.
`final class`
`TIFFImageReadParam`
A subclass of `ImageReadParam` allowing control over the TIFF reading process.
`class`
`TIFFTag`
A class defining the notion of a TIFF tag.
`class`
`TIFFTagSet`
A class representing a set of TIFF tags.
Methods in javax.imageio.plugins.tiff that return Object
Modifier and Type
Method
Description
`static Object`
TIFFField.`createArrayForType(int dataType, int count)`
Creates an array appropriate for the indicated data type.
`Object`
TIFFField.`getData()`
Returns a reference to the data object associated with the field.
Constructors in javax.imageio.plugins.tiff with parameters of type Object
Modifier
Constructor
Description
``
`TIFFField(TIFFTag tag, int type, int count, Object data)`
Constructs a `TIFFField` with arbitrary data.

## Uses of Object in javax.imageio.spi

Subclasses of Object in javax.imageio.spi
Modifier and Type
Class
Description
`final class`
`IIORegistry`
A registry for Image I/O service provider instances.
`class`
`IIOServiceProvider`
A superinterface for functionality common to all Image I/O service provider interfaces (SPIs).
`class`
`ImageInputStreamSpi`
The service provider interface (SPI) for `ImageInputStream`s.
`class`
`ImageOutputStreamSpi`
The service provider interface (SPI) for `ImageOutputStream`s.
`class`
`ImageReaderSpi`
The service provider interface (SPI) for `ImageReader`s.
`class`
`ImageReaderWriterSpi`
A superclass containing instance variables and methods common to `ImageReaderSpi` and `ImageWriterSpi`.
`class`
`ImageTranscoderSpi`
The service provider interface (SPI) for `ImageTranscoder`s.
`class`
`ImageWriterSpi`
The service provider interface (SPI) for `ImageWriter`s.
`class`
`ServiceRegistry`
A registry for service provider instances for Image I/O service types.
Methods in javax.imageio.spi with parameters of type Object
Modifier and Type
Method
Description
`abstract boolean`
ImageReaderSpi.`canDecodeInput(Object source)`
Returns `true` if the supplied source object appears to be of the format supported by this reader.
`boolean`
ServiceRegistry.`contains(Object provider)`
Returns `true` if `provider` is currently registered.
`ImageInputStream`
ImageInputStreamSpi.`createInputStreamInstance(Object input)`
Returns an instance of the `ImageInputStream` implementation associated with this service provider.
`abstract ImageInputStream`
ImageInputStreamSpi.`createInputStreamInstance(Object input, boolean useCache, File cacheDir)`
Returns an instance of the `ImageInputStream` implementation associated with this service provider.
`ImageOutputStream`
ImageOutputStreamSpi.`createOutputStreamInstance(Object output)`
Returns an instance of the `ImageOutputStream` implementation associated with this service provider.
`abstract ImageOutputStream`
ImageOutputStreamSpi.`createOutputStreamInstance(Object output, boolean useCache, File cacheDir)`
Returns an instance of the `ImageOutputStream` implementation associated with this service provider.
`abstract ImageReader`
ImageReaderSpi.`createReaderInstance(Object extension)`
Returns an instance of the `ImageReader` implementation associated with this service provider.
`abstract ImageWriter`
ImageWriterSpi.`createWriterInstance(Object extension)`
Returns an instance of the `ImageWriter` implementation associated with this service provider.
`void`
ServiceRegistry.`deregisterServiceProvider(Object provider)`
Removes a service provider object from all categories that contain it.
`boolean`
ServiceRegistry.Filter.`filter(Object provider)`
Returns `true` if the given `provider` object matches the criterion defined by this `Filter`.
`void`
ServiceRegistry.`registerServiceProvider(Object provider)`
Adds a service provider object to the registry.

## Uses of Object in javax.imageio.stream

Subclasses of Object in javax.imageio.stream
Modifier and Type
Class
Description
`class`
`FileCacheImageInputStream`
An implementation of `ImageInputStream` that gets its input from a regular `InputStream`.
`class`
`FileCacheImageOutputStream`
An implementation of `ImageOutputStream` that writes its output to a regular `OutputStream`.
`class`
`FileImageInputStream`
An implementation of `ImageInputStream` that gets its input from a `File` or `RandomAccessFile`.
`class`
`FileImageOutputStream`
An implementation of `ImageOutputStream` that writes its output directly to a `File` or `RandomAccessFile`.
`class`
`IIOByteBuffer`
A class representing a mutable reference to an array of bytes and an offset and length within that array.
`class`
`ImageInputStreamImpl`
An abstract class implementing the `ImageInputStream` interface.
`class`
`ImageOutputStreamImpl`
An abstract class implementing the `ImageOutputStream` interface.
`class`
`MemoryCacheImageInputStream`
An implementation of `ImageInputStream` that gets its input from a regular `InputStream`.
`class`
`MemoryCacheImageOutputStream`
An implementation of `ImageOutputStream` that writes its output to a regular `OutputStream`.

## Uses of Object in javax.lang.model

Subclasses of Object in javax.lang.model
Modifier and Type
Class
Description
`class`
`UnknownEntityException`
Superclass of exceptions which indicate that an unknown kind of entity was encountered.

## Uses of Object in javax.lang.model.element

Subclasses of Object in javax.lang.model.element
Modifier and Type
Class
Description
`class`
`UnknownAnnotationValueException`
Indicates that an unknown kind of annotation value was encountered.
`class`
`UnknownDirectiveException`
Indicates that an unknown kind of module directive was encountered.
`class`
`UnknownElementException`
Indicates that an unknown kind of element was encountered.
Methods in javax.lang.model.element that return Object
Modifier and Type
Method
Description
`Object`
UnknownAnnotationValueException.`getArgument()`
Returns the additional argument.
`Object`
UnknownDirectiveException.`getArgument()`
Returns the additional argument.
`Object`
UnknownElementException.`getArgument()`
Returns the additional argument.
`Object`
VariableElement.`getConstantValue()`
Returns the value of this variable if this is a `final` field initialized to a compile-time constant.
`Object`
AnnotationValue.`getValue()`
Returns the value.
Methods in javax.lang.model.element with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Element.`equals(Object obj)`
Returns `true` if the argument represents the same element as `this`, or `false` otherwise.
`boolean`
Name.`equals(Object obj)`
Returns `true` if the argument represents the same name as `this`, and `false` otherwise.
Constructors in javax.lang.model.element with parameters of type Object
Modifier
Constructor
Description
``
`UnknownAnnotationValueException(AnnotationValue av, Object p)`
Creates a new `UnknownAnnotationValueException`.
``
`UnknownDirectiveException(ModuleElement.Directive d, Object p)`
Creates a new `UnknownElementException`.
``
`UnknownElementException(Element e, Object p)`
Creates a new `UnknownElementException`.

## Uses of Object in javax.lang.model.type

Subclasses of Object in javax.lang.model.type
Modifier and Type
Class
Description
`class`
`MirroredTypeException`
Thrown when an application attempts to access the `Class` object corresponding to a `TypeMirror`.
`class`
`MirroredTypesException`
Thrown when an application attempts to access a sequence of `Class` objects each corresponding to a `TypeMirror`.
`class`
`UnknownTypeException`
Indicates that an unknown kind of type was encountered.
Methods in javax.lang.model.type that return Object
Modifier and Type
Method
Description
`Object`
UnknownTypeException.`getArgument()`
Returns the additional argument.
Methods in javax.lang.model.type with parameters of type Object
Modifier and Type
Method
Description
`boolean`
TypeMirror.`equals(Object obj)`
Obeys the general contract of `Object.equals`.
Constructors in javax.lang.model.type with parameters of type Object
Modifier
Constructor
Description
``
`UnknownTypeException(TypeMirror t, Object p)`
Creates a new `UnknownTypeException`.The `p` parameter may be used to pass in an additional argument with information about the context in which the unknown type was encountered; for example, the visit methods of `TypeVisitor` may pass in their additional parameter.

## Uses of Object in javax.lang.model.util

Subclasses of Object in javax.lang.model.util
Modifier and Type
Class
Description
`class`
`AbstractAnnotationValueVisitor14<R,P>`
A skeletal visitor for annotation values with default behavior appropriate for source version `RELEASE_14`.
`class`
`AbstractAnnotationValueVisitor6<R,P>`
A skeletal visitor for annotation values with default behavior appropriate for the `RELEASE_6` source version.
`class`
`AbstractAnnotationValueVisitor7<R,P>`
A skeletal visitor for annotation values with default behavior appropriate for the `RELEASE_7` source version.
`class`
`AbstractAnnotationValueVisitor8<R,P>`
A skeletal visitor for annotation values with default behavior appropriate for the `RELEASE_8` source version.
`class`
`AbstractAnnotationValueVisitor9<R,P>`
A skeletal visitor for annotation values with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`AbstractAnnotationValueVisitorPreviewPREVIEW<R,P>`
Preview.
A skeletal visitor for annotation values with default behavior appropriate for a preview source version.
`class`
`AbstractElementVisitor14<R,P>`
A skeletal visitor of program elements with default behavior appropriate for the `RELEASE_14` source version.
`class`
`AbstractElementVisitor6<R,P>`
A skeletal visitor of program elements with default behavior appropriate for the `RELEASE_6` source version.
`class`
`AbstractElementVisitor7<R,P>`
A skeletal visitor of program elements with default behavior appropriate for the `RELEASE_7` source version.
`class`
`AbstractElementVisitor8<R,P>`
A skeletal visitor of program elements with default behavior appropriate for the `RELEASE_8` source version.
`class`
`AbstractElementVisitor9<R,P>`
A skeletal visitor of program elements with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`AbstractElementVisitorPreviewPREVIEW<R,P>`
Preview.
A skeletal visitor of program elements with default behavior appropriate for a preview source version.
`class`
`AbstractTypeVisitor14<R,P>`
A skeletal visitor of types with default behavior appropriate for the `RELEASE_14` source version.
`class`
`AbstractTypeVisitor6<R,P>`
A skeletal visitor of types with default behavior appropriate for the `RELEASE_6` source version.
`class`
`AbstractTypeVisitor7<R,P>`
A skeletal visitor of types with default behavior appropriate for the `RELEASE_7` source version.
`class`
`AbstractTypeVisitor8<R,P>`
A skeletal visitor of types with default behavior appropriate for the `RELEASE_8` source version.
`class`
`AbstractTypeVisitor9<R,P>`
A skeletal visitor of types with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`AbstractTypeVisitorPreviewPREVIEW<R,P>`
Preview.
A skeletal visitor of types with default behavior appropriate for a preview source version.
`class`
`ElementFilter`
Filters for selecting just the elements of interest from a collection of elements.
`class`
`ElementKindVisitor14<R,P>`
A visitor of program elements based on their kind with default behavior appropriate for the `RELEASE_14` source version.
`class`
`ElementKindVisitor6<R,P>`
A visitor of program elements based on their kind with default behavior appropriate for the `RELEASE_6` source version.
`class`
`ElementKindVisitor7<R,P>`
A visitor of program elements based on their kind with default behavior appropriate for the `RELEASE_7` source version.
`class`
`ElementKindVisitor8<R,P>`
A visitor of program elements based on their kind with default behavior appropriate for the `RELEASE_8` source version.
`class`
`ElementKindVisitor9<R,P>`
A visitor of program elements based on their kind with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`ElementKindVisitorPreviewPREVIEW<R,P>`
Preview.
A visitor of program elements based on their kind with default behavior appropriate for a preview source version.
`class`
`ElementScanner14<R,P>`
A scanning visitor of program elements with default behavior appropriate for the `RELEASE_14` source version.
`class`
`ElementScanner6<R,P>`
A scanning visitor of program elements with default behavior appropriate for the `RELEASE_6` source version.
`class`
`ElementScanner7<R,P>`
A scanning visitor of program elements with default behavior appropriate for the `RELEASE_7` source version.
`class`
`ElementScanner8<R,P>`
A scanning visitor of program elements with default behavior appropriate for the `RELEASE_8` source version.
`class`
`ElementScanner9<R,P>`
A scanning visitor of program elements with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`ElementScannerPreviewPREVIEW<R,P>`
Preview.
A scanning visitor of program elements with default behavior appropriate for a preview source version.
`class`
`SimpleAnnotationValueVisitor14<R,P>`
A simple visitor for annotation values with default behavior appropriate for source version `RELEASE_14`.
`class`
`SimpleAnnotationValueVisitor6<R,P>`
A simple visitor for annotation values with default behavior appropriate for the `RELEASE_6` source version.
`class`
`SimpleAnnotationValueVisitor7<R,P>`
A simple visitor for annotation values with default behavior appropriate for the `RELEASE_7` source version.
`class`
`SimpleAnnotationValueVisitor8<R,P>`
A simple visitor for annotation values with default behavior appropriate for the `RELEASE_8` source version.
`class`
`SimpleAnnotationValueVisitor9<R,P>`
A simple visitor for annotation values with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`SimpleAnnotationValueVisitorPreviewPREVIEW<R,P>`
Preview.
A simple visitor for annotation values with default behavior appropriate for a preview source version.
`class`
`SimpleElementVisitor14<R,P>`
A simple visitor of program elements with default behavior appropriate for the `RELEASE_14` source version.
`class`
`SimpleElementVisitor6<R,P>`
A simple visitor of program elements with default behavior appropriate for the `RELEASE_6` source version.
`class`
`SimpleElementVisitor7<R,P>`
A simple visitor of program elements with default behavior appropriate for the `RELEASE_7` source version.
`class`
`SimpleElementVisitor8<R,P>`
A simple visitor of program elements with default behavior appropriate for the `RELEASE_8` source version.
`class`
`SimpleElementVisitor9<R,P>`
A simple visitor of program elements with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`SimpleElementVisitorPreviewPREVIEW<R,P>`
Preview.
A simple visitor of program elements with default behavior appropriate for a preview source version.
`class`
`SimpleTypeVisitor14<R,P>`
A simple visitor of types with default behavior appropriate for source version `RELEASE_14`.
`class`
`SimpleTypeVisitor6<R,P>`
A simple visitor of types with default behavior appropriate for the `RELEASE_6` source version.
`class`
`SimpleTypeVisitor7<R,P>`
A simple visitor of types with default behavior appropriate for the `RELEASE_7` source version.
`class`
`SimpleTypeVisitor8<R,P>`
A simple visitor of types with default behavior appropriate for the `RELEASE_8` source version.
`class`
`SimpleTypeVisitor9<R,P>`
A simple visitor of types with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`SimpleTypeVisitorPreviewPREVIEW<R,P>`
Preview.
A simple visitor of types with default behavior appropriate for a preview source version.
`class`
`TypeKindVisitor14<R,P>`
A visitor of types based on their kind with default behavior appropriate for source version `RELEASE_14`.
`class`
`TypeKindVisitor6<R,P>`
A visitor of types based on their kind with default behavior appropriate for the `RELEASE_6` source version.
`class`
`TypeKindVisitor7<R,P>`
A visitor of types based on their kind with default behavior appropriate for the `RELEASE_7` source version.
`class`
`TypeKindVisitor8<R,P>`
A visitor of types based on their kind with default behavior appropriate for the `RELEASE_8` source version.
`class`
`TypeKindVisitor9<R,P>`
A visitor of types based on their kind with default behavior appropriate for source versions `RELEASE_9` through `RELEASE_14`.
`class`
`TypeKindVisitorPreviewPREVIEW<R,P>`
Preview.
A visitor of types based on their kind with default behavior appropriate for a preview source version.
Fields in javax.lang.model.util declared as Object
Modifier and Type
Field
Description
`protected final R`
ElementScanner6.`DEFAULT_VALUE`
The specified default value.
`protected final R`
SimpleAnnotationValueVisitor6.`DEFAULT_VALUE`
Default value to be returned; `defaultAction` returns this value unless the method is overridden.
`protected final R`
SimpleElementVisitor6.`DEFAULT_VALUE`
Default value to be returned; `defaultAction` returns this value unless the method is overridden.
`protected final R`
SimpleTypeVisitor6.`DEFAULT_VALUE`
Default value to be returned; `defaultAction` returns this value unless the method is overridden.
Methods in javax.lang.model.util with parameters of type Object
Modifier and Type
Method
Description
`protected R`
SimpleAnnotationValueVisitor6.`defaultAction(Object o, P p)`
The default action for visit methods.
`String`
Elements.`getConstantExpression(Object value)`
Returns the text of a constant expression representing a primitive value or a string.

## Uses of Object in javax.management

Subclasses of Object in javax.management
Modifier and Type
Class
Description
`class`
`Attribute`
Represents an MBean attribute by associating its name with its value.
`class`
`AttributeChangeNotification`
Provides definitions of the attribute change notifications sent by MBeans.
`class`
`AttributeChangeNotificationFilter`
This class implements of the `NotificationFilter` interface for the `attribute change notification`.
`class`
`AttributeList`
Represents a list of values for attributes of an MBean.
`class`
`AttributeNotFoundException`
The specified attribute does not exist or cannot be retrieved.
`class`
`AttributeValueExp`
Represents attributes used as arguments to relational constraints.
`class`
`BadAttributeValueExpException`
Thrown when an invalid MBean attribute is passed to a query constructing method.
`class`
`BadBinaryOpValueExpException`
Thrown when an invalid expression is passed to a method for constructing a query.
`class`
`BadStringOperationException`
Thrown when an invalid string operation is passed to a method for constructing a query.
`class`
`DefaultLoaderRepository`
Deprecated.
Use `MBeanServer.getClassLoaderRepository()` instead.
`class`
`ImmutableDescriptor`
An immutable descriptor.
`class`
`InstanceAlreadyExistsException`
The MBean is already registered in the repository.
`class`
`InstanceNotFoundException`
The specified MBean does not exist in the repository.
`class`
`IntrospectionException`
An exception occurred during the introspection of an MBean.
`class`
`InvalidApplicationException`
Thrown when an attempt is made to apply either of the following: A subquery expression to an MBean or a qualified attribute expression to an MBean of the wrong class.
`class`
`InvalidAttributeValueException`
The value specified is not valid for the attribute.
`class`
`JMException`
Exceptions thrown by JMX implementations.
`class`
`JMRuntimeException`
Runtime exceptions emitted by JMX implementations.
`class`
`JMX`
Static methods from the JMX API.
`class`
`ListenerNotFoundException`
The specified MBean listener does not exist in the repository.
`class`
`MalformedObjectNameException`
The format of the string does not correspond to a valid ObjectName.
`class`
`MBeanAttributeInfo`
Describes an MBean attribute exposed for management.
`class`
`MBeanConstructorInfo`
Describes a constructor exposed by an MBean.
`class`
`MBeanException`
Represents "user defined" exceptions thrown by MBean methods in the agent.
`class`
`MBeanFeatureInfo`
Provides general information for an MBean descriptor object.
`class`
`MBeanInfo`
Describes the management interface exposed by an MBean; that is, the set of attributes and operations which are available for management operations.
`class`
`MBeanNotificationInfo`
The `MBeanNotificationInfo` class is used to describe the characteristics of the different notification instances emitted by an MBean, for a given Java class of notification.
`class`
`MBeanOperationInfo`
Describes a management operation exposed by an MBean.
`class`
`MBeanParameterInfo`
Describes an argument of an operation exposed by an MBean.
`class`
`MBeanPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`MBeanRegistrationException`
Wraps exceptions thrown by the preRegister(), preDeregister() methods of the `MBeanRegistration` interface.
`class`
`MBeanServerBuilder`
This class represents a builder that creates a default `MBeanServer` implementation.
`class`
`MBeanServerDelegate`
Represents the MBean server from the management point of view.
`class`
`MBeanServerFactory`
Provides MBean server references.
`class`
`MBeanServerInvocationHandler`
`InvocationHandler` that forwards methods in an MBean's management interface through the MBean server to the MBean.
`class`
`MBeanServerNotification`
Represents a notification emitted by the MBean Server through the MBeanServerDelegate MBean.
`class`
`MBeanServerPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`MBeanTrustPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`NotCompliantMBeanException`
Exception which occurs when trying to register an object in the MBean server that is not a JMX compliant MBean.
`class`
`Notification`
The Notification class represents a notification emitted by an MBean.
`class`
`NotificationBroadcasterSupport`
Provides an implementation of `NotificationEmitter` interface.
`class`
`NotificationFilterSupport`
Provides an implementation of the `NotificationFilter` interface.
`class`
`ObjectInstance`
Used to represent the object name of an MBean and its class name.
`class`
`ObjectName`
Represents the object name of an MBean, or a pattern that can match the names of several MBeans.
`class`
`OperationsException`
Represents exceptions thrown in the MBean server when performing operations on MBeans.
`class`
`Query`
Constructs query object constraints.
`class`
`QueryEval`
Allows a query to be performed in the context of a specific MBean server.
`class`
`ReflectionException`
Represents exceptions thrown in the MBean server when using the java.lang.reflect classes to invoke methods on MBeans.
`class`
`RuntimeErrorException`
When a `java.lang.Error` occurs in the agent it should be caught and re-thrown as a `RuntimeErrorException`.
`class`
`RuntimeMBeanException`
Represents runtime exceptions thrown by MBean methods in the agent.
`class`
`RuntimeOperationsException`
Represents runtime exceptions thrown in the agent when performing operations on MBeans.
`class`
`ServiceNotFoundException`
Represents exceptions raised when a requested service is not supported.
`class`
`StandardEmitterMBean`
An MBean whose management interface is determined by reflection on a Java interface, and that emits notifications.
`class`
`StandardMBean`
An MBean whose management interface is determined by reflection on a Java interface.
`class`
`StringValueExp`
Represents strings that are arguments to relational constraints.
Subclasses with type arguments of type Object in javax.management
Modifier and Type
Class
Description
`class`
`AttributeList`
Represents a list of values for attributes of an MBean.
Fields in javax.management declared as Object
Modifier and Type
Field
Description
`protected Object`
Notification.`source`
This field hides the `EventObject.source` field in the parent class to make it non-transient and therefore part of the serialized form.
Methods in javax.management that return Object
Modifier and Type
Method
Description
`Object`
Descriptor.`clone()`
Returns a descriptor which is equal to this descriptor.
`Object`
MBeanAttributeInfo.`clone()`
Returns a shallow clone of this instance.
`Object`
MBeanConstructorInfo.`clone()`
Returns a shallow clone of this instance.
`Object`
MBeanInfo.`clone()`
Returns a shallow clone of this instance.
`Object`
MBeanNotificationInfo.`clone()`
Returns a shallow clone of this instance.
`Object`
MBeanOperationInfo.`clone()`
Returns a shallow clone of this instance.
`Object`
MBeanParameterInfo.`clone()`
Returns a shallow clone of this instance.
`protected Object`
AttributeValueExp.`getAttribute(ObjectName name)`
Return the value of the given attribute in the named MBean.
`Object`
DynamicMBean.`getAttribute(String attribute)`
Obtain the value of a specific attribute of the Dynamic MBean.
`Object`
MBeanServer.`getAttribute(ObjectName name, String attribute)`
`Object`
MBeanServerConnection.`getAttribute(ObjectName name, String attribute)`
Gets the value of a specific attribute of a named MBean.
`Object`
StandardMBean.`getAttribute(String attribute)`
`Object`
Descriptor.`getFieldValue(String fieldName)`
Returns the value for a specific field name, or null if no value is present for that name.
`final Object`
ImmutableDescriptor.`getFieldValue(String fieldName)`
`Object[]`
Descriptor.`getFieldValues(String... fieldNames)`
Returns all the field values in the descriptor as an array of Objects.
`final Object[]`
ImmutableDescriptor.`getFieldValues(String... fieldNames)`
`Object`
StandardMBean.`getImplementation()`
Get the implementation of this Standard MBean (or MXBean).
`Object`
AttributeChangeNotification.`getNewValue()`
Gets the new value of the attribute which has changed.
`Object`
AttributeChangeNotification.`getOldValue()`
Gets the old value of the attribute which has changed.
`Object`
Notification.`getUserData()`
Get the user data.
`Object`
Attribute.`getValue()`
Returns an Object that is the value of this attribute.
`Object`
MBeanServer.`instantiate(String className)`
Instantiates an object using the list of all class loaders registered in the MBean server's `Class Loader Repository`.
`Object`
MBeanServer.`instantiate(String className, Object[] params, String[] signature)`
Instantiates an object using the list of all class loaders registered in the MBean server `Class Loader Repository`.
`Object`
MBeanServer.`instantiate(String className, ObjectName loaderName)`
Instantiates an object using the class Loader specified by its `ObjectName`.
`Object`
MBeanServer.`instantiate(String className, ObjectName loaderName, Object[] params, String[] signature)`
Instantiates an object.
`Object`
DynamicMBean.`invoke(String actionName, Object[] params, String[] signature)`
Allows an action to be invoked on the Dynamic MBean.
`Object`
MBeanServer.`invoke(ObjectName name, String operationName, Object[] params, String[] signature)`
`Object`
MBeanServerConnection.`invoke(ObjectName name, String operationName, Object[] params, String[] signature)`
Invokes an operation on an MBean.
`Object`
MBeanServerInvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
`Object`
StandardMBean.`invoke(String actionName, Object[] params, String[] signature)`
`Object`
AttributeList.`set(int index, Object element)`
Replaces the element at the specified position in this list with the specified element.
Methods in javax.management with parameters of type Object
Modifier and Type
Method
Description
`void`
AttributeList.`add(int index, Object element)`
Inserts the specified element at the specified position in this list.
`boolean`
AttributeList.`add(Object element)`
Appends the specified element to the end of this list.
`void`
MBeanServer.`addNotificationListener(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)`
Adds a listener to a registered MBean.
`void`
MBeanServer.`addNotificationListener(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)`
Adds a listener to a registered MBean.
`void`
MBeanServerConnection.`addNotificationListener(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)`
Adds a listener to a registered MBean.
`void`
MBeanServerConnection.`addNotificationListener(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)`
Adds a listener to a registered MBean.
`void`
MBeanServerDelegate.`addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`void`
NotificationBroadcaster.`addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
Adds a listener to this MBean.
`void`
NotificationBroadcasterSupport.`addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
Adds a listener.
`void`
StandardEmitterMBean.`addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`ObjectInstance`
MBeanServer.`createMBean(String className, ObjectName name, Object[] params, String[] signature)`
Instantiates and registers an MBean in the MBean server.
`ObjectInstance`
MBeanServer.`createMBean(String className, ObjectName name, ObjectName loaderName, Object[] params, String[] signature)`
Instantiates and registers an MBean in the MBean server.
`ObjectInstance`
MBeanServerConnection.`createMBean(String className, ObjectName name, Object[] params, String[] signature)`
Instantiates and registers an MBean in the MBean server.
`ObjectInstance`
MBeanServerConnection.`createMBean(String className, ObjectName name, ObjectName loaderName, Object[] params, String[] signature)`
Instantiates and registers an MBean in the MBean server.
`boolean`
Attribute.`equals(Object object)`
Compares the current Attribute Object with another Attribute Object.
`boolean`
Descriptor.`equals(Object obj)`
Compares this descriptor to the given object.
`boolean`
ImmutableDescriptor.`equals(Object o)`
Compares this descriptor to the given object.
`boolean`
MBeanAttributeInfo.`equals(Object o)`
Compare this MBeanAttributeInfo to another.
`boolean`
MBeanConstructorInfo.`equals(Object o)`
Compare this MBeanConstructorInfo to another.
`boolean`
MBeanFeatureInfo.`equals(Object o)`
Compare this MBeanFeatureInfo to another.
`boolean`
MBeanInfo.`equals(Object o)`
Compare this MBeanInfo to another.
`boolean`
MBeanNotificationInfo.`equals(Object o)`
Compare this MBeanNotificationInfo to another.
`boolean`
MBeanOperationInfo.`equals(Object o)`
Compare this MBeanOperationInfo to another.
`boolean`
MBeanParameterInfo.`equals(Object o)`
Compare this MBeanParameterInfo to another.
`boolean`
MBeanPermission.`equals(Object obj)`
Deprecated, for removal: This API element is subject to removal in a future version.
Checks two MBeanPermission objects for equality.
`boolean`
MBeanServerPermission.`equals(Object obj)`
Deprecated, for removal: This API element is subject to removal in a future version.
Checks two MBeanServerPermission objects for equality.
`boolean`
ObjectInstance.`equals(Object object)`
Compares the current object instance with another object instance.
`boolean`
ObjectName.`equals(Object object)`
Compares the current object name with another object name.
`protected MBeanConstructorInfo[]`
StandardMBean.`getConstructors(MBeanConstructorInfo[] ctors, Object impl)`
Customization hook: Get the MBeanConstructorInfo[] that will be used in the MBeanInfo returned by this MBean.
`protected void`
NotificationBroadcasterSupport.`handleNotification(NotificationListener listener, Notification notif, Object handback)`
This method is called by `sendNotification` for each listener in order to send the notification to that listener.
`void`
NotificationListener.`handleNotification(Notification notification, Object handback)`
Invoked when a JMX notification occurs.
`Object`
MBeanServer.`instantiate(String className, Object[] params, String[] signature)`
Instantiates an object using the list of all class loaders registered in the MBean server `Class Loader Repository`.
`Object`
MBeanServer.`instantiate(String className, ObjectName loaderName, Object[] params, String[] signature)`
Instantiates an object.
`Object`
DynamicMBean.`invoke(String actionName, Object[] params, String[] signature)`
Allows an action to be invoked on the Dynamic MBean.
`Object`
MBeanServer.`invoke(ObjectName name, String operationName, Object[] params, String[] signature)`
`Object`
MBeanServerConnection.`invoke(ObjectName name, String operationName, Object[] params, String[] signature)`
Invokes an operation on an MBean.
`Object`
MBeanServerInvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
`Object`
StandardMBean.`invoke(String actionName, Object[] params, String[] signature)`
`ObjectInstance`
MBeanServer.`registerMBean(Object object, ObjectName name)`
Registers a pre-existing object as an MBean with the MBean server.
`void`
MBeanServer.`removeNotificationListener(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)`
`void`
MBeanServer.`removeNotificationListener(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)`
`void`
MBeanServerConnection.`removeNotificationListener(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)`
Removes a listener from a registered MBean.
`void`
MBeanServerConnection.`removeNotificationListener(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)`
Removes a listener from a registered MBean.
`void`
MBeanServerDelegate.`removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`void`
NotificationBroadcasterSupport.`removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`void`
NotificationEmitter.`removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
Removes a listener from this MBean.
`void`
StandardEmitterMBean.`removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`Object`
AttributeList.`set(int index, Object element)`
Replaces the element at the specified position in this list with the specified element.
`void`
Descriptor.`setField(String fieldName, Object fieldValue)`
Sets the value for a specific field name.
`final void`
ImmutableDescriptor.`setField(String fieldName, Object fieldValue)`
This operation is unsupported since this class is immutable.
`void`
Descriptor.`setFields(String[] fieldNames, Object[] fieldValues)`
Sets all fields in the field names array to the new value with the same index in the field values array.
`final void`
ImmutableDescriptor.`setFields(String[] fieldNames, Object[] fieldValues)`
This operation is unsupported since this class is immutable.
`void`
StandardMBean.`setImplementation(Object implementation)`
Replace the implementation object wrapped in this object.
`void`
Notification.`setSource(Object source)`
Sets the source.
`void`
Notification.`setUserData(Object userData)`
Set the user data.
Constructors in javax.management with parameters of type Object
Modifier
Constructor
Description
``
`Attribute(String name, Object value)`
Constructs an Attribute object which associates the given attribute name with the given value.
``
`AttributeChangeNotification(Object source, long sequenceNumber, long timeStamp, String msg, String attributeName, String attributeType, Object oldValue, Object newValue)`
Constructs an attribute change notification object.
``
`BadAttributeValueExpException(Object val)`
Constructs a BadAttributeValueExpException using the specified Object to create the toString() value.
``
`ImmutableDescriptor(String[] fieldNames, Object[] fieldValues)`
Construct a descriptor containing the given fields and values.
``
`InvalidApplicationException(Object val)`
Constructs an `InvalidApplicationException` with the specified `Object`.
``
`MBeanServerNotification(String type, Object source, long sequenceNumber, ObjectName objectName)`
Creates an MBeanServerNotification object specifying object names of the MBeans that caused the notification and the specified notification type.
``
`Notification(String type, Object source, long sequenceNumber)`
Creates a Notification object.
``
`Notification(String type, Object source, long sequenceNumber, long timeStamp)`
Creates a Notification object.
``
`Notification(String type, Object source, long sequenceNumber, long timeStamp, String message)`
Creates a Notification object.
``
`Notification(String type, Object source, long sequenceNumber, String message)`
Creates a Notification object.

## Uses of Object in javax.management.loading

Subclasses of Object in javax.management.loading
Modifier and Type
Class
Description
`class`
`DefaultLoaderRepository`
Deprecated.
Use `MBeanServer.getClassLoaderRepository()` instead.

## Uses of Object in javax.management.modelmbean

Subclasses of Object in javax.management.modelmbean
Modifier and Type
Class
Description
`class`
`DescriptorSupport`
This class represents the metadata set for a ModelMBean element.
`class`
`InvalidTargetObjectTypeException`
Exception thrown when an invalid target object type is specified.
`class`
`ModelMBeanAttributeInfo`
The ModelMBeanAttributeInfo object describes an attribute of the ModelMBean.
`class`
`ModelMBeanConstructorInfo`
The ModelMBeanConstructorInfo object describes a constructor of the ModelMBean.
`class`
`ModelMBeanInfoSupport`
This class represents the meta data for ModelMBeans.
`class`
`ModelMBeanNotificationInfo`
The ModelMBeanNotificationInfo object describes a notification emitted by a ModelMBean.
`class`
`ModelMBeanOperationInfo`
The ModelMBeanOperationInfo object describes a management operation of the ModelMBean.
`class`
`RequiredModelMBean`
This class is the implementation of a ModelMBean.
`class`
`XMLParseException`
Deprecated, for removal: This API element is subject to removal in a future version.
This class exists only to support XML parsing implemented privately in this module, in DescriptorSupport.
Methods in javax.management.modelmbean that return Object
Modifier and Type
Method
Description
`Object`
DescriptorSupport.`clone()`
Returns a new Descriptor which is a duplicate of the Descriptor.
`Object`
ModelMBeanAttributeInfo.`clone()`
Creates and returns a new ModelMBeanAttributeInfo which is a duplicate of this ModelMBeanAttributeInfo.
`Object`
ModelMBeanConstructorInfo.`clone()`
Creates and returns a new ModelMBeanConstructorInfo which is a duplicate of this ModelMBeanConstructorInfo.
`Object`
ModelMBeanInfo.`clone()`
Creates and returns a copy of this object.
`Object`
ModelMBeanInfoSupport.`clone()`
Returns a shallow clone of this instance.
`Object`
ModelMBeanNotificationInfo.`clone()`
Creates and returns a new ModelMBeanNotificationInfo which is a duplicate of this ModelMBeanNotificationInfo.
`Object`
ModelMBeanOperationInfo.`clone()`
Creates and returns a new ModelMBeanOperationInfo which is a duplicate of this ModelMBeanOperationInfo.
`Object`
RequiredModelMBean.`getAttribute(String attrName)`
Returns the value of a specific attribute defined for this ModelMBean.
`Object`
DescriptorSupport.`getFieldValue(String fieldName)`
`Object[]`
DescriptorSupport.`getFieldValues(String... fieldNames)`
`Object`
RequiredModelMBean.`invoke(String opName, Object[] opArgs, String[] sig)`
Invokes a method on or through a RequiredModelMBean and returns the result of the method execution.
Methods in javax.management.modelmbean with parameters of type Object
Modifier and Type
Method
Description
`void`
ModelMBeanNotificationBroadcaster.`addAttributeChangeNotificationListener(NotificationListener listener, String attributeName, Object handback)`
Registers an object which implements the NotificationListener interface as a listener.
`void`
RequiredModelMBean.`addAttributeChangeNotificationListener(NotificationListener inlistener, String inAttributeName, Object inhandback)`
`void`
RequiredModelMBean.`addNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
Registers an object which implements the NotificationListener interface as a listener.
`boolean`
DescriptorSupport.`equals(Object o)`
Compares this descriptor to the given object.
`Object`
RequiredModelMBean.`invoke(String opName, Object[] opArgs, String[] sig)`
Invokes a method on or through a RequiredModelMBean and returns the result of the method execution.
`void`
RequiredModelMBean.`removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`void`
DescriptorSupport.`setField(String fieldName, Object fieldValue)`
`void`
DescriptorSupport.`setFields(String[] fieldNames, Object[] fieldValues)`
`void`
ModelMBean.`setManagedResource(Object mr, String mr_type)`
Sets the instance handle of the object against which to execute all methods in this ModelMBean management interface (MBeanInfo and Descriptors).
`void`
RequiredModelMBean.`setManagedResource(Object mr, String mr_type)`
Sets the instance handle of the object against which to execute all methods in this ModelMBean management interface (MBeanInfo and Descriptors).
Constructors in javax.management.modelmbean with parameters of type Object
Modifier
Constructor
Description
``
`DescriptorSupport(String[] fieldNames, Object[] fieldValues)`
Constructor taking field names and field values.

## Uses of Object in javax.management.monitor

Subclasses of Object in javax.management.monitor
Modifier and Type
Class
Description
`class`
`CounterMonitor`
Defines a monitor MBean designed to observe the values of a counter attribute.
`class`
`GaugeMonitor`
Defines a monitor MBean designed to observe the values of a gauge attribute.
`class`
`Monitor`
Defines the part common to all monitor MBeans.
`class`
`MonitorNotification`
Provides definitions of the notifications sent by monitor MBeans.
`class`
`MonitorSettingException`
Exception thrown by the monitor when a monitor setting becomes invalid while the monitor is running.
`class`
`StringMonitor`
Defines a monitor MBean designed to observe the values of a string attribute.
Methods in javax.management.monitor that return Object
Modifier and Type
Method
Description
`Object`
MonitorNotification.`getDerivedGauge()`
Gets the derived gauge of this monitor notification.
`Object`
MonitorNotification.`getTrigger()`
Gets the threshold/string (depending on the monitor type) that triggered off this monitor notification.

## Uses of Object in javax.management.openmbean

Subclasses of Object in javax.management.openmbean
Modifier and Type
Class
Description
`class`
`ArrayType<T>`
The `ArrayType` class is the open type class whose instances describe all open data values which are n-dimensional arrays of open data values.
`class`
`CompositeDataInvocationHandler`
An `InvocationHandler` that forwards getter methods to a `CompositeData`.
`class`
`CompositeDataSupport`
The `CompositeDataSupport` class is the open data class which implements the `CompositeData` interface.
`class`
`CompositeType`
The `CompositeType` class is the open type class whose instances describe the types of `CompositeData` values.
`class`
`InvalidKeyException`
This runtime exception is thrown to indicate that a method parameter which was expected to be an item name of a composite data or a row index of a tabular data is not valid.
`class`
`InvalidOpenTypeException`
This runtime exception is thrown to indicate that the open type of an open data value is not the one expected.
`class`
`KeyAlreadyExistsException`
This runtime exception is thrown to indicate that the index of a row to be added to a tabular data instance is already used to refer to another row in this tabular data instance.
`class`
`OpenDataException`
This checked exception is thrown when an open type, an open data or an open MBean metadata info instance could not be constructed because one or more validity constraints were not met.
`class`
`OpenMBeanAttributeInfoSupport`
Describes an attribute of an open MBean.
`class`
`OpenMBeanConstructorInfoSupport`
Describes a constructor of an Open MBean.
`class`
`OpenMBeanInfoSupport`
The `OpenMBeanInfoSupport` class describes the management information of an open MBean: it is a subclass of `MBeanInfo`, and it implements the `OpenMBeanInfo` interface.
`class`
`OpenMBeanOperationInfoSupport`
Describes an operation of an Open MBean.
`class`
`OpenMBeanParameterInfoSupport`
Describes a parameter used in one or more operations or constructors of an open MBean.
`class`
`OpenType<T>`
The `OpenType` class is the parent abstract class of all classes which describe the actual open type of open data values.
`final class`
`SimpleType<T>`
The `SimpleType` class is the open type class whose instances describe all open data values which are neither arrays, nor `CompositeData` values, nor `TabularData` values.
`class`
`TabularDataSupport`
The `TabularDataSupport` class is the open data class which implements the `TabularData` and the `Map` interfaces, and which is internally based on a hash map data structure.
`class`
`TabularType`
The `TabularType` class is the open type class whose instances describe the types of `TabularData` values.
Classes in javax.management.openmbean that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`TabularDataSupport`
The `TabularDataSupport` class is the open data class which implements the `TabularData` and the `Map` interfaces, and which is internally based on a hash map data structure.
`class`
`TabularDataSupport`
The `TabularDataSupport` class is the open data class which implements the `TabularData` and the `Map` interfaces, and which is internally based on a hash map data structure.
Methods in javax.management.openmbean that return Object
Modifier and Type
Method
Description
`Object[]`
TabularData.`calculateIndex(CompositeData value)`
Calculates the index that would be used in this `TabularData` instance to refer to the specified composite data value parameter if it were added to this instance.
`Object[]`
TabularDataSupport.`calculateIndex(CompositeData value)`
Calculates the index that would be used in this `TabularData` instance to refer to the specified composite data value parameter if it were added to this instance.
`Object`
TabularDataSupport.`clone()`
Returns a clone of this `TabularDataSupport` instance: the clone is obtained by calling `super.clone()`, and then cloning the underlying map.
`Object`
CompositeData.`get(String key)`
Returns the value of the item whose name is `key`.
`Object`
CompositeDataSupport.`get(String key)`
Returns the value of the item whose name is `key`.
`Object`
TabularDataSupport.`get(Object key)`
This method simply calls `get((Object[]) key)`.
`Object[]`
CompositeData.`getAll(String[] keys)`
Returns an array of the values of the items whose names are specified by `keys`, in the same order as `keys`.
`Object[]`
CompositeDataSupport.`getAll(String[] keys)`
Returns an array of the values of the items whose names are specified by `keys`, in the same order as `keys`.
`Object`
OpenMBeanAttributeInfoSupport.`getDefaultValue()`
Returns the default value for the attribute described by this `OpenMBeanAttributeInfoSupport` instance, if specified, or `null` otherwise.
`Object`
OpenMBeanParameterInfo.`getDefaultValue()`
Returns the default value for this parameter, if it has one, or `null` otherwise.
`Object`
OpenMBeanParameterInfoSupport.`getDefaultValue()`
Returns the default value for the parameter described by this `OpenMBeanParameterInfoSupport` instance, if specified, or `null` otherwise.
`Object`
CompositeDataInvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
`Object`
TabularDataSupport.`put(Object key, Object value)`
This method simply calls `put((CompositeData) value)` and therefore ignores its key parameter which can be `null`.
`Object`
SimpleType.`readResolve()`
Replace an object read from an `ObjectInputStream` with the unique instance for that value.
`Object`
TabularDataSupport.`remove(Object key)`
This method simply calls `remove((Object[]) key)`.
Methods in javax.management.openmbean that return types with arguments of type Object
Modifier and Type
Method
Description
`Set<Map.Entry<Object,Object>>`
TabularDataSupport.`entrySet()`
Returns a collection view of the index to row mappings contained in this `TabularDataSupport` instance.
`Set<Map.Entry<Object,Object>>`
TabularDataSupport.`entrySet()`
Returns a collection view of the index to row mappings contained in this `TabularDataSupport` instance.
`Set<Object>`
TabularDataSupport.`keySet()`
Returns a set view of the keys contained in the underlying map of this `TabularDataSupport` instance used to index the rows.
`Collection<Object>`
TabularDataSupport.`values()`
Returns a collection view of the rows contained in this `TabularDataSupport` instance.
Methods in javax.management.openmbean with parameters of type Object
Modifier and Type
Method
Description
`boolean`
TabularData.`containsKey(Object[] key)`
Returns `true` if and only if this `TabularData` instance contains a `CompositeData` value (ie a row) whose index is the specified key.
`boolean`
TabularDataSupport.`containsKey(Object key)`
Returns `true` if and only if this `TabularData` instance contains a `CompositeData` value (ie a row) whose index is the specified key.
`boolean`
TabularDataSupport.`containsKey(Object[] key)`
Returns `true` if and only if this `TabularData` instance contains a `CompositeData` value (ie a row) whose index is the specified key.
`boolean`
CompositeData.`containsValue(Object value)`
Returns `true` if and only if this `CompositeData` instance contains an item whose value is `value`.
`boolean`
CompositeDataSupport.`containsValue(Object value)`
Returns `true` if and only if this `CompositeData` instance contains an item whose value is `value`.
`boolean`
TabularDataSupport.`containsValue(Object value)`
Returns `true` if and only if this `TabularData` instance contains the specified value.
`boolean`
ArrayType.`equals(Object obj)`
Compares the specified `obj` parameter with this `ArrayType` instance for equality.
`boolean`
CompositeData.`equals(Object obj)`
Compares the specified obj parameter with this `CompositeData` instance for equality.
`boolean`
CompositeDataSupport.`equals(Object obj)`
Compares the specified obj parameter with this `CompositeDataSupport` instance for equality.
`boolean`
CompositeType.`equals(Object obj)`
Compares the specified `obj` parameter with this `CompositeType` instance for equality.
`boolean`
OpenMBeanAttributeInfo.`equals(Object obj)`
Compares the specified obj parameter with this `OpenMBeanAttributeInfo` instance for equality.
`boolean`
OpenMBeanAttributeInfoSupport.`equals(Object obj)`
Compares the specified `obj` parameter with this `OpenMBeanAttributeInfoSupport` instance for equality.
`boolean`
OpenMBeanConstructorInfo.`equals(Object obj)`
Compares the specified obj parameter with this `OpenMBeanConstructorInfo` instance for equality.
`boolean`
OpenMBeanConstructorInfoSupport.`equals(Object obj)`
Compares the specified `obj` parameter with this `OpenMBeanConstructorInfoSupport` instance for equality.
`boolean`
OpenMBeanInfo.`equals(Object obj)`
Compares the specified obj parameter with this `OpenMBeanInfo` instance for equality.
`boolean`
OpenMBeanInfoSupport.`equals(Object obj)`
Compares the specified `obj` parameter with this `OpenMBeanInfoSupport` instance for equality.
`boolean`
OpenMBeanOperationInfo.`equals(Object obj)`
Compares the specified obj parameter with this `OpenMBeanOperationInfo` instance for equality.
`boolean`
OpenMBeanOperationInfoSupport.`equals(Object obj)`
Compares the specified `obj` parameter with this `OpenMBeanOperationInfoSupport` instance for equality.
`boolean`
OpenMBeanParameterInfo.`equals(Object obj)`
Compares the specified obj parameter with this `OpenMBeanParameterInfo` instance for equality.
`boolean`
OpenMBeanParameterInfoSupport.`equals(Object obj)`
Compares the specified `obj` parameter with this `OpenMBeanParameterInfoSupport` instance for equality.
`abstract boolean`
OpenType.`equals(Object obj)`
Compares the specified `obj` parameter with this open type instance for equality.
`boolean`
SimpleType.`equals(Object obj)`
Compares the specified `obj` parameter with this `SimpleType` instance for equality.
`boolean`
TabularData.`equals(Object obj)`
Compares the specified obj parameter with this `TabularData` instance for equality.
`boolean`
TabularDataSupport.`equals(Object obj)`
Compares the specified obj parameter with this `TabularDataSupport` instance for equality.
`boolean`
TabularType.`equals(Object obj)`
Compares the specified `obj` parameter with this `TabularType` instance for equality.
`CompositeData`
TabularData.`get(Object[] key)`
Returns the `CompositeData` value whose index is key, or `null` if there is no value mapping to key, in this `TabularData` instance.
`Object`
TabularDataSupport.`get(Object key)`
This method simply calls `get((Object[]) key)`.
`CompositeData`
TabularDataSupport.`get(Object[] key)`
Returns the `CompositeData` value whose index is key, or `null` if there is no value mapping to key, in this `TabularData` instance.
`Object`
CompositeDataInvocationHandler.`invoke(Object proxy, Method method, Object[] args)`
`boolean`
ArrayType.`isValue(Object obj)`
Tests whether obj is a value for this `ArrayType` instance.
`boolean`
CompositeType.`isValue(Object obj)`
Tests whether obj is a value which could be described by this `CompositeType` instance.
`boolean`
OpenMBeanAttributeInfoSupport.`isValue(Object obj)`
Tests whether `obj` is a valid value for the attribute described by this `OpenMBeanAttributeInfoSupport` instance.
`boolean`
OpenMBeanParameterInfo.`isValue(Object obj)`
Tests whether obj is a valid value for the parameter described by this `OpenMBeanParameterInfo` instance.
`boolean`
OpenMBeanParameterInfoSupport.`isValue(Object obj)`
Tests whether `obj` is a valid value for the parameter described by this `OpenMBeanParameterInfo` instance.
`abstract boolean`
OpenType.`isValue(Object obj)`
Tests whether obj is a value for this open type.
`boolean`
SimpleType.`isValue(Object obj)`
Tests whether obj is a value for this `SimpleType` instance.
`boolean`
TabularType.`isValue(Object obj)`
Tests whether obj is a value which could be described by this `TabularType` instance.
`Object`
TabularDataSupport.`put(Object key, Object value)`
This method simply calls `put((CompositeData) value)` and therefore ignores its key parameter which can be `null`.
`CompositeData`
TabularData.`remove(Object[] key)`
Removes the `CompositeData` value whose index is key from this `TabularData` instance, and returns the removed value, or returns `null` if there is no value whose index is key.
`Object`
TabularDataSupport.`remove(Object key)`
This method simply calls `remove((Object[]) key)`.
`CompositeData`
TabularDataSupport.`remove(Object[] key)`
Removes the `CompositeData` value whose index is key from this `TabularData` instance, and returns the removed value, or returns `null` if there is no value whose index is key.
Constructors in javax.management.openmbean with parameters of type Object
Modifier
Constructor
Description
``
`CompositeDataSupport(CompositeType compositeType, String[] itemNames, Object[] itemValues)`
Constructs a `CompositeDataSupport` instance with the specified `compositeType`, whose item values are specified by `itemValues[]`, in the same order as in `itemNames[]`.
`<T>`
`OpenMBeanAttributeInfoSupport(String name, String description, OpenType<T> openType, boolean isReadable, boolean isWritable, boolean isIs, T defaultValue, T[] legalValues)`
Constructs an `OpenMBeanAttributeInfoSupport` instance, which describes the attribute of an open MBean with the specified `name`, `openType`, `description`, `defaultValue` and `legalValues`, and the specified read/write access properties.
`<T>`
`OpenMBeanParameterInfoSupport(String name, String description, OpenType<T> openType, T defaultValue, T[] legalValues)`
Constructs an `OpenMBeanParameterInfoSupport` instance, which describes the parameter used in one or more operations or constructors of a class of open MBeans, with the specified `name`, `openType`, `description`, `defaultValue` and `legalValues`.

## Uses of Object in javax.management.relation

Subclasses of Object in javax.management.relation
Modifier and Type
Class
Description
`class`
`InvalidRelationIdException`
This exception is raised when relation id provided for a relation is already used.
`class`
`InvalidRelationServiceException`
This exception is raised when an invalid Relation Service is provided.
`class`
`InvalidRelationTypeException`
Invalid relation type.
`class`
`InvalidRoleInfoException`
This exception is raised when, in a role info, its minimum degree is greater than its maximum degree.
`class`
`InvalidRoleValueException`
Role value is invalid.
`class`
`MBeanServerNotificationFilter`
Filter for `MBeanServerNotification`.
`class`
`RelationException`
This class is the superclass of any exception which can be raised during relation management.
`class`
`RelationNotFoundException`
This exception is raised when there is no relation for a given relation id in a Relation Service.
`class`
`RelationNotification`
A notification of a change in the Relation Service.
`class`
`RelationService`
The Relation Service is in charge of creating and deleting relation types and relations, of handling the consistency and of providing query mechanisms.
`class`
`RelationServiceNotRegisteredException`
This exception is raised when an access is done to the Relation Service and that one is not registered.
`class`
`RelationSupport`
A RelationSupport object is used internally by the Relation Service to represent simple relations (only roles, no properties or methods), with an unlimited number of roles, of any relation type.
`class`
`RelationTypeNotFoundException`
This exception is raised when there is no relation type with given name in Relation Service.
`class`
`RelationTypeSupport`
A RelationTypeSupport object implements the RelationType interface.
`class`
`Role`
Represents a role: includes a role name and referenced MBeans (via their ObjectNames).
`class`
`RoleInfo`
A RoleInfo object summarises a role in a relation type.
`class`
`RoleInfoNotFoundException`
This exception is raised when there is no role info with given name in a given relation type.
`class`
`RoleList`
A RoleList represents a list of roles (Role objects).
`class`
`RoleNotFoundException`
This exception is raised when a role in a relation does not exist, or is not readable, or is not settable.
`class`
`RoleResult`
Represents the result of a multiple access to several roles of a relation (either for reading or writing).
`class`
`RoleStatus`
This class describes the various problems which can be encountered when accessing a role.
`class`
`RoleUnresolved`
Represents an unresolved role: a role not retrieved from a relation due to a problem.
`class`
`RoleUnresolvedList`
A RoleUnresolvedList represents a list of RoleUnresolved objects, representing roles not retrieved from a relation due to a problem encountered when trying to access (read or write) the roles.
Subclasses with type arguments of type Object in javax.management.relation
Modifier and Type
Class
Description
`class`
`RoleList`
A RoleList represents a list of roles (Role objects).
`class`
`RoleUnresolvedList`
A RoleUnresolvedList represents a list of RoleUnresolved objects, representing roles not retrieved from a relation due to a problem encountered when trying to access (read or write) the roles.
Methods in javax.management.relation that return Object
Modifier and Type
Method
Description
`Object`
Role.`clone()`
Clone the role object.
`Object`
RoleUnresolved.`clone()`
Clone this object.
Methods in javax.management.relation with parameters of type Object
Modifier and Type
Method
Description
`void`
RelationService.`handleNotification(Notification notif, Object handback)`
Invoked when a JMX notification occurs.
Constructors in javax.management.relation with parameters of type Object
Modifier
Constructor
Description
``
`RelationNotification(String notifType, Object sourceObj, long sequence, long timeStamp, String message, String id, String typeName, ObjectName objectName, String name, List<ObjectName> newValue, List<ObjectName> oldValue)`
Creates a notification for a role update in a relation.
``
`RelationNotification(String notifType, Object sourceObj, long sequence, long timeStamp, String message, String id, String typeName, ObjectName objectName, List<ObjectName> unregMBeanList)`
Creates a notification for either a relation creation (RelationSupport object created internally in the Relation Service, or an MBean added as a relation) or for a relation removal from the Relation Service.

## Uses of Object in javax.management.remote

Subclasses of Object in javax.management.remote
Modifier and Type
Class
Description
`class`
`JMXConnectionNotification`
Notification emitted when a client connection is opened or closed or when notifications are lost.
`class`
`JMXConnectorFactory`
Factory to create JMX API connector clients.
`class`
`JMXConnectorServer`
Superclass of every connector server.
`class`
`JMXConnectorServerFactory`
Factory to create JMX API connector servers.
`class`
`JMXPrincipal`
The identity of a remote client of the JMX Remote API.
`class`
`JMXProviderException`
Exception thrown by `JMXConnectorFactory` and `JMXConnectorServerFactory` when a provider exists for the required protocol but cannot be used for some reason.
`class`
`JMXServerErrorException`
Exception thrown as the result of a remote `MBeanServer` method invocation when an `Error` is thrown while processing the invocation in the remote MBean server.
`class`
`JMXServiceURL`
The address of a JMX API connector server.
`class`
`NotificationResult`
Result of a query for buffered notifications.
`final class`
`SubjectDelegationPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
`class`
`TargetedNotification`
A (Notification, Listener ID) pair.
Methods in javax.management.remote with parameters of type Object
Modifier and Type
Method
Description
`void`
JMXConnector.`addConnectionNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
Adds a listener to be informed of changes in connection status.
`Subject`
JMXAuthenticator.`authenticate(Object credentials)`
Authenticates the `MBeanServerConnection` client with the given client credentials.
`protected void`
JMXConnectorServer.`connectionClosed(String connectionId, String message, Object userData)`
Called by a subclass when a client connection is closed normally.
`protected void`
JMXConnectorServer.`connectionFailed(String connectionId, String message, Object userData)`
Called by a subclass when a client connection fails.
`protected void`
JMXConnectorServer.`connectionOpened(String connectionId, String message, Object userData)`
Called by a subclass when a new client connection is opened.
`boolean`
JMXPrincipal.`equals(Object o)`
Compares the specified Object with this `JMXPrincipal` for equality.
`boolean`
JMXServiceURL.`equals(Object obj)`
Indicates whether some other object is equal to this one.
`void`
JMXConnector.`removeConnectionNotificationListener(NotificationListener l, NotificationFilter f, Object handback)`
Removes a listener from the list to be informed of changes in status.
Constructors in javax.management.remote with parameters of type Object
Modifier
Constructor
Description
``
`JMXConnectionNotification(String type, Object source, String connectionId, long sequenceNumber, String message, Object userData)`
Constructs a new connection notification.

## Uses of Object in javax.management.remote.rmi

Subclasses of Object in javax.management.remote.rmi
Modifier and Type
Class
Description
`class`
`RMIConnectionImpl`
Implementation of the `RMIConnection` interface.
`final class`
`RMIConnectionImpl_Stub`
RMIConnectionImpl remote stub.
`class`
`RMIConnector`
A connection to a remote RMI connector.
`class`
`RMIConnectorServer`
A JMX API connector server that creates RMI-based connections from remote clients.
`class`
`RMIJRMPServerImpl`
An `RMIServer` object that is exported through JRMP and that creates client connections as RMI objects exported through JRMP.
`class`
`RMIServerImpl`
An RMI object representing a connector server.
`final class`
`RMIServerImpl_Stub`
RMIServerImpl remote stub.
Methods in javax.management.remote.rmi that return Object
Modifier and Type
Method
Description
`Object`
RMIConnection.`getAttribute(ObjectName name, String attribute, Subject delegationSubject)`
Handles the method `MBeanServerConnection.getAttribute(ObjectName, String)`.
`Object`
RMIConnectionImpl_Stub.`getAttribute(ObjectName $param_ObjectName_1, String $param_String_2, Subject $param_Subject_3)`
`Object`
RMIConnectionImpl.`getAttribute(ObjectName name, String attribute, Subject delegationSubject)`
`Object`
RMIConnection.`invoke(ObjectName name, String operationName, MarshalledObject params, String[] signature, Subject delegationSubject)`
Handles the method `MBeanServerConnection.invoke(ObjectName, String, Object[], String[])`.
`Object`
RMIConnectionImpl_Stub.`invoke(ObjectName $param_ObjectName_1, String $param_String_2, MarshalledObject $param_MarshalledObject_3, String[] $param_arrayOf_String_4, Subject $param_Subject_5)`
`Object`
RMIConnectionImpl.`invoke(ObjectName name, String operationName, MarshalledObject params, String[] signature, Subject delegationSubject)`
Methods in javax.management.remote.rmi with parameters of type Object
Modifier and Type
Method
Description
`void`
RMIConnector.`addConnectionNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`
`RMIConnection`
RMIServer.`newClient(Object credentials)`
Makes a new connection through this RMI connector.
`RMIConnection`
RMIServerImpl_Stub.`newClient(Object $param_Object_1)`
`RMIConnection`
RMIServerImpl.`newClient(Object credentials)`
Creates a new client connection.
`void`
RMIConnector.`removeConnectionNotificationListener(NotificationListener listener, NotificationFilter filter, Object handback)`

## Uses of Object in javax.management.timer

Subclasses of Object in javax.management.timer
Modifier and Type
Class
Description
`class`
`Timer`
Provides the implementation of the timer MBean.
`class`
`TimerNotification`
This class provides definitions of the notifications sent by timer MBeans.
Methods in javax.management.timer that return Object
Modifier and Type
Method
Description
`Object`
Timer.`getNotificationUserData(Integer id)`
Gets the timer notification user data object corresponding to the specified identifier.
`Object`
TimerMBean.`getNotificationUserData(Integer id)`
Gets the timer notification user data object corresponding to the specified identifier.
Methods in javax.management.timer with parameters of type Object
Modifier and Type
Method
Description
`Integer`
Timer.`addNotification(String type, String message, Object userData, Date date)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date and a null period and number of occurrences.
`Integer`
Timer.`addNotification(String type, String message, Object userData, Date date, long period)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date and period and a null number of occurrences.
`Integer`
Timer.`addNotification(String type, String message, Object userData, Date date, long period, long nbOccurences)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date, period and number of occurrences.
`Integer`
Timer.`addNotification(String type, String message, Object userData, Date date, long period, long nbOccurences, boolean fixedRate)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date, period and number of occurrences.
`Integer`
TimerMBean.`addNotification(String type, String message, Object userData, Date date)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date and a null period and number of occurrences.
`Integer`
TimerMBean.`addNotification(String type, String message, Object userData, Date date, long period)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date and period and a null number of occurrences.
`Integer`
TimerMBean.`addNotification(String type, String message, Object userData, Date date, long period, long nbOccurences)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date, period and number of occurrences.
`Integer`
TimerMBean.`addNotification(String type, String message, Object userData, Date date, long period, long nbOccurences, boolean fixedRate)`
Creates a new timer notification with the specified `type`, `message` and `userData` and inserts it into the list of notifications with a given date, period and number of occurrences.
Constructors in javax.management.timer with parameters of type Object
Modifier
Constructor
Description
``
`TimerNotification(String type, Object source, long sequenceNumber, long timeStamp, String msg, Integer id)`
Creates a timer notification object.

## Uses of Object in javax.naming

Subclasses of Object in javax.naming
Modifier and Type
Class
Description
`class`
`AuthenticationException`
This exception is thrown when an authentication error occurs while accessing the naming or directory service.
`class`
`AuthenticationNotSupportedException`
This exception is thrown when the particular flavor of authentication requested is not supported.
`class`
`BinaryRefAddr`
This class represents the binary form of the address of a communications end-point.
`class`
`Binding`
This class represents a name-to-object binding found in a context.
`class`
`CannotProceedException`
This exception is thrown to indicate that the operation reached a point in the name where the operation cannot proceed any further.
`class`
`CommunicationException`
This exception is thrown when the client is unable to communicate with the directory or naming service.
`class`
`CompositeName`
This class represents a composite name -- a sequence of component names spanning multiple namespaces.
`class`
`CompoundName`
This class represents a compound name -- a name from a hierarchical name space.
`class`
`ConfigurationException`
This exception is thrown when there is a configuration problem.
`class`
`ContextNotEmptyException`
This exception is thrown when attempting to destroy a context that is not empty.
`class`
`InitialContext`
This class is the starting context for performing naming operations.
`class`
`InsufficientResourcesException`
This exception is thrown when resources are not available to complete the requested operation.
`class`
`InterruptedNamingException`
This exception is thrown when the naming operation being invoked has been interrupted.
`class`
`InvalidNameException`
This exception indicates that the name being specified does not conform to the naming syntax of a naming system.
`class`
`LimitExceededException`
This exception is thrown when a method terminates abnormally due to a user or system specified limit.
`class`
`LinkException`
This exception is used to describe problems encountered while resolving links.
`class`
`LinkLoopException`
This exception is thrown when a loop was detected while attempting to resolve a link, or an implementation specific limit on link counts has been reached.
`class`
`LinkRef`
This class represents a Reference whose contents is a name, called the link name, that is bound to an atomic name in a context.
`class`
`MalformedLinkException`
This exception is thrown when a malformed link was encountered while resolving or constructing a link.
`class`
`NameAlreadyBoundException`
This exception is thrown by methods to indicate that a binding cannot be added because the name is already bound to another object.
`class`
`NameClassPair`
This class represents the object name and class name pair of a binding found in a context.
`class`
`NameNotFoundException`
This exception is thrown when a component of the name cannot be resolved because it is not bound.
`class`
`NamingException`
This is the superclass of all exceptions thrown by operations in the Context and DirContext interfaces.
`class`
`NamingSecurityException`
This is the superclass of security-related exceptions thrown by operations in the Context and DirContext interfaces.
`class`
`NoInitialContextException`
This exception is thrown when no initial context implementation can be created.
`class`
`NoPermissionException`
This exception is thrown when attempting to perform an operation for which the client has no permission.
`class`
`NotContextException`
This exception is thrown when a naming operation proceeds to a point where a context is required to continue the operation, but the resolved object is not a context.
`class`
`OperationNotSupportedException`
This exception is thrown when a context implementation does not support the operation being invoked.
`class`
`PartialResultException`
This exception is thrown to indicate that the result being returned or returned so far is partial, and that the operation cannot be completed.
`class`
`RefAddr`
This class represents the address of a communications end-point.
`class`
`Reference`
This class represents a reference to an object that is found outside of the naming/directory system.
`class`
`ReferralException`
This abstract class is used to represent a referral exception, which is generated in response to a referral such as that returned by LDAP v3 servers.
`class`
`ServiceUnavailableException`
This exception is thrown when attempting to communicate with a directory or naming service and that service is not available.
`class`
`SizeLimitExceededException`
This exception is thrown when a method produces a result that exceeds a size-related limit.
`class`
`StringRefAddr`
This class represents the string form of the address of a communications end-point.
`class`
`TimeLimitExceededException`
This exception is thrown when a method does not terminate within the specified time limit.
Subinterfaces with type arguments of type Object in javax.naming
Modifier and Type
Interface
Description
`interface`
`Name`
The `Name` interface represents a generic name -- an ordered sequence of components.
Fields in javax.naming declared as Object
Modifier and Type
Field
Description
`protected Object`
LinkException.`linkResolvedObj`
Contains the object to which resolution of the part of the link was successful.
`protected Object`
NamingException.`resolvedObj`
Contains the object to which resolution of the part of the name was successful.
Fields in javax.naming with type parameters of type Object
Modifier and Type
Field
Description
`protected Hashtable<Object,Object>`
InitialContext.`myProps`
The environment associated with this InitialContext.
`protected Hashtable<Object,Object>`
InitialContext.`myProps`
The environment associated with this InitialContext.
Methods in javax.naming that return Object
Modifier and Type
Method
Description
`Object`
Context.`addToEnvironment(String propName, Object propVal)`
Adds a new environment property to the environment of this context.
`Object`
InitialContext.`addToEnvironment(String propName, Object propVal)`
`Object`
CompositeName.`clone()`
Generates a copy of this composite name.
`Object`
CompoundName.`clone()`
Creates a copy of this compound name.
`Object`
Name.`clone()`
Generates a new copy of this name.
`Object`
Reference.`clone()`
Makes a copy of this reference using its class name list of addresses, class factory name and class factory location.
`Object`
BinaryRefAddr.`getContent()`
Retrieves the contents of this address as an Object.
`abstract Object`
RefAddr.`getContent()`
Retrieves the contents of this address.
`Object`
StringRefAddr.`getContent()`
Retrieves the contents of this address.
`Object`
LinkException.`getLinkResolvedObj()`
Retrieves the object to which resolution was successful.
`Object`
Binding.`getObject()`
Retrieves the object bound to the name of this binding.
`abstract Object`
ReferralException.`getReferralInfo()`
Retrieves information (such as URLs) related to this referral.
`Object`
NamingException.`getResolvedObj()`
Retrieves the object to which resolution was successful.
`Object`
Context.`lookup(String name)`
Retrieves the named object.
`Object`
Context.`lookup(Name name)`
Retrieves the named object.
`Object`
InitialContext.`lookup(String name)`
`Object`
InitialContext.`lookup(Name name)`
`Object`
Context.`lookupLink(String name)`
Retrieves the named object, following links except for the terminal atomic component of the name.
`Object`
Context.`lookupLink(Name name)`
Retrieves the named object, following links except for the terminal atomic component of the name.
`Object`
InitialContext.`lookupLink(String name)`
`Object`
InitialContext.`lookupLink(Name name)`
`Object`
CompositeName.`remove(int posn)`
Deletes a component from this composite name.
`Object`
CompoundName.`remove(int posn)`
Deletes a component from this compound name.
`Object`
Name.`remove(int posn)`
Removes a component from this name.
`Object`
Reference.`remove(int posn)`
Deletes the address at index posn from the list of addresses.
`Object`
Context.`removeFromEnvironment(String propName)`
Removes an environment property from the environment of this context.
`Object`
InitialContext.`removeFromEnvironment(String propName)`
Methods in javax.naming with parameters of type Object
Modifier and Type
Method
Description
`Object`
Context.`addToEnvironment(String propName, Object propVal)`
Adds a new environment property to the environment of this context.
`Object`
InitialContext.`addToEnvironment(String propName, Object propVal)`
`void`
Context.`bind(String name, Object obj)`
Binds a name to an object.
`void`
Context.`bind(Name name, Object obj)`
Binds a name to an object.
`void`
InitialContext.`bind(String name, Object obj)`
`void`
InitialContext.`bind(Name name, Object obj)`
`int`
CompositeName.`compareTo(Object obj)`
Compares this CompositeName with the specified Object for order.
`int`
CompoundName.`compareTo(Object obj)`
Compares this CompoundName with the specified Object for order.
`int`
Name.`compareTo(Object obj)`
Compares this name with another name for order.
`boolean`
BinaryRefAddr.`equals(Object obj)`
Determines whether obj is equal to this address.
`boolean`
CompositeName.`equals(Object obj)`
Determines whether two composite names are equal.
`boolean`
CompoundName.`equals(Object obj)`
Determines whether obj is syntactically equal to this compound name.
`boolean`
RefAddr.`equals(Object obj)`
Determines whether obj is equal to this RefAddr.
`boolean`
Reference.`equals(Object obj)`
Determines whether obj is a reference with the same addresses (in same order) as this reference.
`void`
Context.`rebind(String name, Object obj)`
Binds a name to an object, overwriting any existing binding.
`void`
Context.`rebind(Name name, Object obj)`
Binds a name to an object, overwriting any existing binding.
`void`
InitialContext.`rebind(String name, Object obj)`
`void`
InitialContext.`rebind(Name name, Object obj)`
`void`
LinkException.`setLinkResolvedObj(Object obj)`
Sets the link resolved object field of this exception.
`void`
Binding.`setObject(Object obj)`
Sets the object associated with this binding.
`void`
NamingException.`setResolvedObj(Object obj)`
Sets the resolved object field of this exception.
Constructors in javax.naming with parameters of type Object
Modifier
Constructor
Description
``
`Binding(String name, Object obj)`
Constructs an instance of a Binding given its name and object.
``
`Binding(String name, Object obj, boolean isRelative)`
Constructs an instance of a Binding given its name, object, and whether the name is relative.
``
`Binding(String name, String className, Object obj)`
Constructs an instance of a Binding given its name, class name, and object.
``
`Binding(String name, String className, Object obj, boolean isRelative)`
Constructs an instance of a Binding given its name, class name, object, and whether the name is relative.

## Uses of Object in javax.naming.directory

Subclasses of Object in javax.naming.directory
Modifier and Type
Class
Description
`class`
`AttributeInUseException`
This exception is thrown when an operation attempts to add an attribute that already exists.
`class`
`AttributeModificationException`
This exception is thrown when an attempt is made to add, or remove, or modify an attribute, its identifier, or its values that conflicts with the attribute's (schema) definition or the attribute's state.
`class`
`BasicAttribute`
This class provides a basic implementation of the `Attribute` interface.
`class`
`BasicAttributes`
This class provides a basic implementation of the Attributes interface.
`class`
`InitialDirContext`
This class is the starting context for performing directory operations.
`class`
`InvalidAttributeIdentifierException`
This exception is thrown when an attempt is made to add to create an attribute with an invalid attribute identifier.
`class`
`InvalidAttributesException`
This exception is thrown when an attempt is made to add or modify an attribute set that has been specified incompletely or incorrectly.
`class`
`InvalidAttributeValueException`
This class is thrown when an attempt is made to add to an attribute a value that conflicts with the attribute's schema definition.
`class`
`InvalidSearchControlsException`
This exception is thrown when the specification of the SearchControls for a search operation is invalid.
`class`
`InvalidSearchFilterException`
This exception is thrown when the specification of a search filter is invalid.
`class`
`ModificationItem`
This class represents a modification item.
`class`
`NoSuchAttributeException`
This exception is thrown when attempting to access an attribute that does not exist.
`class`
`SchemaViolationException`
This exception is thrown when a method in some ways violates the schema.
`class`
`SearchControls`
This class encapsulates factors that determine scope of search and what gets returned as a result of the search.
`class`
`SearchResult`
This class represents an item in the NamingEnumeration returned as a result of the DirContext.search() methods.
Fields in javax.naming.directory with type parameters of type Object
Modifier and Type
Field
Description
`protected Vector<Object>`
BasicAttribute.`values`
Holds the attribute's values.
Methods in javax.naming.directory that return Object
Modifier and Type
Method
Description
`Object`
Attribute.`clone()`
Makes a copy of the attribute.
`Object`
Attributes.`clone()`
Makes a copy of the attribute set.
`Object`
BasicAttribute.`clone()`
`Object`
BasicAttributes.`clone()`
`Object`
Attribute.`get()`
Retrieves one of this attribute's values.
`Object`
Attribute.`get(int ix)`
Retrieves the attribute value from the ordered list of attribute values.
`Object`
BasicAttribute.`get()`
Retrieves one of this attribute's values.
`Object`
BasicAttribute.`get(int ix)`
`Object`
Attribute.`remove(int ix)`
Removes an attribute value from the ordered list of attribute values.
`Object`
BasicAttribute.`remove(int ix)`
`Object`
Attribute.`set(int ix, Object attrVal)`
Sets an attribute value in the ordered list of attribute values.
`Object`
BasicAttribute.`set(int ix, Object attrVal)`
Methods in javax.naming.directory with parameters of type Object
Modifier and Type
Method
Description
`void`
Attribute.`add(int ix, Object attrVal)`
Adds an attribute value to the ordered list of attribute values.
`boolean`
Attribute.`add(Object attrVal)`
Adds a new value to the attribute.
`void`
BasicAttribute.`add(int ix, Object attrVal)`
`boolean`
BasicAttribute.`add(Object attrVal)`
Adds a new value to this attribute.
`void`
DirContext.`bind(String name, Object obj, Attributes attrs)`
Binds a name to an object, along with associated attributes.
`void`
DirContext.`bind(Name name, Object obj, Attributes attrs)`
Binds a name to an object, along with associated attributes.
`void`
InitialDirContext.`bind(String name, Object obj, Attributes attrs)`
`void`
InitialDirContext.`bind(Name name, Object obj, Attributes attrs)`
`boolean`
Attribute.`contains(Object attrVal)`
Determines whether a value is in the attribute.
`boolean`
BasicAttribute.`contains(Object attrVal)`
Determines whether a value is in this attribute.
`boolean`
BasicAttribute.`equals(Object obj)`
Determines whether obj is equal to this attribute.
`boolean`
BasicAttributes.`equals(Object obj)`
Determines whether this `BasicAttributes` is equal to another `Attributes` Two `Attributes` are equal if they are both instances of `Attributes`, treat the case of attribute IDs the same way, and contain the same attributes.
`Attribute`
Attributes.`put(String attrID, Object val)`
Adds a new attribute to the attribute set.
`Attribute`
BasicAttributes.`put(String attrID, Object val)`
`void`
DirContext.`rebind(String name, Object obj, Attributes attrs)`
Binds a name to an object, along with associated attributes, overwriting any existing binding.
`void`
DirContext.`rebind(Name name, Object obj, Attributes attrs)`
Binds a name to an object, along with associated attributes, overwriting any existing binding.
`void`
InitialDirContext.`rebind(String name, Object obj, Attributes attrs)`
`void`
InitialDirContext.`rebind(Name name, Object obj, Attributes attrs)`
`boolean`
Attribute.`remove(Object attrval)`
Removes a specified value from the attribute.
`boolean`
BasicAttribute.`remove(Object attrval)`
Removes a specified value from this attribute.
`NamingEnumeration<SearchResult>`
DirContext.`search(String name, String filterExpr, Object[] filterArgs, SearchControls cons)`
Searches in the named context or object for entries that satisfy the given search filter.
`NamingEnumeration<SearchResult>`
DirContext.`search(Name name, String filterExpr, Object[] filterArgs, SearchControls cons)`
Searches in the named context or object for entries that satisfy the given search filter.
`NamingEnumeration<SearchResult>`
InitialDirContext.`search(String name, String filterExpr, Object[] filterArgs, SearchControls cons)`
`NamingEnumeration<SearchResult>`
InitialDirContext.`search(Name name, String filterExpr, Object[] filterArgs, SearchControls cons)`
`Object`
Attribute.`set(int ix, Object attrVal)`
Sets an attribute value in the ordered list of attribute values.
`Object`
BasicAttribute.`set(int ix, Object attrVal)`
Constructors in javax.naming.directory with parameters of type Object
Modifier
Constructor
Description
``
`BasicAttribute(String id, Object value)`
Constructs a new instance of an unordered attribute with a single value.
``
`BasicAttribute(String id, Object value, boolean ordered)`
Constructs a new instance of a possibly ordered attribute with a single value.
``
`BasicAttributes(String attrID, Object val)`
Constructs a new instance of Attributes with one attribute.
``
`BasicAttributes(String attrID, Object val, boolean ignoreCase)`
Constructs a new instance of Attributes with one attribute.
``
`SearchResult(String name, Object obj, Attributes attrs)`
Constructs a search result using the result's name, its bound object, and its attributes.
``
`SearchResult(String name, Object obj, Attributes attrs, boolean isRelative)`
Constructs a search result using the result's name, its bound object, and its attributes, and whether the name is relative.
``
`SearchResult(String name, String className, Object obj, Attributes attrs)`
Constructs a search result using the result's name, its class name, its bound object, and its attributes.
``
`SearchResult(String name, String className, Object obj, Attributes attrs, boolean isRelative)`
Constructs a search result using the result's name, its class name, its bound object, its attributes, and whether the name is relative.

## Uses of Object in javax.naming.event

Subclasses of Object in javax.naming.event
Modifier and Type
Class
Description
`class`
`NamingEvent`
This class represents an event fired by a naming/directory service.
`class`
`NamingExceptionEvent`
This class represents an event fired when the procedures/processes used to collect information for notifying listeners of `NamingEvent`s threw a `NamingException`.
Fields in javax.naming.event declared as Object
Modifier and Type
Field
Description
`protected Object`
NamingEvent.`changeInfo`
Contains information about the change that generated this event.
Methods in javax.naming.event that return Object
Modifier and Type
Method
Description
`Object`
NamingEvent.`getChangeInfo()`
Retrieves the change information for this event.
Methods in javax.naming.event with parameters of type Object
Modifier and Type
Method
Description
`void`
EventDirContext.`addNamingListener(String target, String filter, Object[] filterArgs, SearchControls ctls, NamingListener l)`
Adds a listener for receiving naming events fired when objects identified by the search filter `filter` and filter arguments at the object named by the string target name are modified.
`void`
EventDirContext.`addNamingListener(Name target, String filter, Object[] filterArgs, SearchControls ctls, NamingListener l)`
Adds a listener for receiving naming events fired when objects identified by the search filter `filter` and filter arguments at the object named by the target are modified.
Constructors in javax.naming.event with parameters of type Object
Modifier
Constructor
Description
``
`NamingEvent(EventContext source, int type, Binding newBd, Binding oldBd, Object changeInfo)`
Constructs an instance of `NamingEvent`.

## Uses of Object in javax.naming.ldap

Subclasses of Object in javax.naming.ldap
Modifier and Type
Class
Description
`class`
`BasicControl`
This class provides a basic implementation of the `Control` interface.
`class`
`ControlFactory`
This abstract class represents a factory for creating LDAPv3 controls.
`class`
`InitialLdapContext`
This class is the starting context for performing LDAPv3-style extended operations and controls.
`class`
`LdapName`
This class represents a distinguished name as specified by RFC 2253.
`class`
`LdapReferralException`
This abstract class is used to represent an LDAP referral exception.
`final class`
`ManageReferralControl`
Requests that referral and other special LDAP objects be manipulated as normal LDAP objects.
`final class`
`PagedResultsControl`
Requests that the results of a search operation be returned by the LDAP server in batches of a specified size.
`final class`
`PagedResultsResponseControl`
Indicates the end of a batch of search results.
`class`
`Rdn`
This class represents a relative distinguished name, or RDN, which is a component of a distinguished name as specified by RFC 2253.
`final class`
`SortControl`
Requests that the results of a search operation be sorted by the LDAP server before being returned.
`class`
`SortKey`
A sort key and its associated sort parameters.
`final class`
`SortResponseControl`
Indicates whether the requested sort of search results was successful or not.
`class`
`StartTlsRequest`
This class implements the LDAPv3 Extended Request for StartTLS as defined in Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security The object identifier for StartTLS is 1.3.6.1.4.1.1466.20037 and no extended request value is defined.
`class`
`StartTlsResponse`
This class implements the LDAPv3 Extended Response for StartTLS as defined in Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security The object identifier for StartTLS is 1.3.6.1.4.1.1466.20037 and no extended response value is defined.
`class`
`UnsolicitedNotificationEvent`
This class represents an event fired in response to an unsolicited notification sent by the LDAP server.
Classes in javax.naming.ldap that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`Rdn`
This class represents a relative distinguished name, or RDN, which is a component of a distinguished name as specified by RFC 2253.
Methods in javax.naming.ldap that return Object
Modifier and Type
Method
Description
`Object`
LdapName.`clone()`
Generates a new copy of this name.
`Object`
Rdn.`getValue()`
Retrieves one of this Rdn's value.
`Object`
LdapName.`remove(int posn)`
Removes a component from this LDAP name.
`static Object`
Rdn.`unescapeValue(String val)`
Given an attribute value string formatted according to the rules specified in RFC 2253, returns the unformatted value.
Methods in javax.naming.ldap with parameters of type Object
Modifier and Type
Method
Description
`int`
LdapName.`compareTo(Object obj)`
Compares this LdapName with the specified Object for order.
`int`
Rdn.`compareTo(Object obj)`
Compares this Rdn with the specified Object for order.
`boolean`
LdapName.`equals(Object obj)`
Determines whether two LDAP names are equal.
`boolean`
Rdn.`equals(Object obj)`
Compares the specified Object with this Rdn for equality.
`static String`
Rdn.`escapeValue(Object val)`
Given the value of an attribute, returns a string escaped according to the rules specified in RFC 2253.
Constructors in javax.naming.ldap with parameters of type Object
Modifier
Constructor
Description
``
`Rdn(String type, Object value)`
Constructs an Rdn from the given attribute type and value.
``
`UnsolicitedNotificationEvent(Object src, UnsolicitedNotification notice)`
Constructs a new instance of `UnsolicitedNotificationEvent`.

## Uses of Object in javax.naming.ldap.spi

Subclasses of Object in javax.naming.ldap.spi
Modifier and Type
Class
Description
`class`
`LdapDnsProvider`
Service-provider class for DNS lookups when performing LDAP operations.
`final class`
`LdapDnsProviderResult`
The result of a DNS lookup for an LDAP URL.

## Uses of Object in javax.naming.spi

Subclasses of Object in javax.naming.spi
Modifier and Type
Class
Description
`class`
`DirectoryManager`
This class contains methods for supporting `DirContext` implementations.
`static class`
`DirStateFactory.Result`
An object/attributes pair for returning the result of DirStateFactory.getStateToBind().
`class`
`NamingManager`
This class contains methods for creating context objects and objects referred to by location information in the naming or directory service.
`class`
`ResolveResult`
This class represents the result of resolution of a name.
Fields in javax.naming.spi declared as Object
Modifier and Type
Field
Description
`protected Object`
ResolveResult.`resolvedObj`
Field containing the Object that was resolved to successfully.
Methods in javax.naming.spi that return Object
Modifier and Type
Method
Description
`Object`
DirStateFactory.Result.`getObject()`
Retrieves the object to be bound.
`static Object`
DirectoryManager.`getObjectInstance(Object refInfo, Name name, Context nameCtx, Hashtable<?,?> environment, Attributes attrs)`
Creates an instance of an object for the specified object, attributes, and environment.
`Object`
DirObjectFactory.`getObjectInstance(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment, Attributes attrs)`
Creates an object using the location or reference information, and attributes specified.
`static Object`
NamingManager.`getObjectInstance(Object refInfo, Name name, Context nameCtx, Hashtable<?,?> environment)`
Creates an instance of an object for the specified object and environment.
`Object`
ObjectFactory.`getObjectInstance(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment)`
Creates an object using the location or reference information specified.
`Object`
ResolveResult.`getResolvedObj()`
Retrieves the Object to which resolution was successful.
`static Object`
NamingManager.`getStateToBind(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment)`
Retrieves the state of an object for binding.
`Object`
StateFactory.`getStateToBind(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment)`
Retrieves the state of an object for binding.
Methods in javax.naming.spi with parameters of type Object
Modifier and Type
Method
Description
`ObjectFactory`
ObjectFactoryBuilder.`createObjectFactory(Object obj, Hashtable<?,?> environment)`
Creates a new object factory using the environment supplied.
`static Object`
DirectoryManager.`getObjectInstance(Object refInfo, Name name, Context nameCtx, Hashtable<?,?> environment, Attributes attrs)`
Creates an instance of an object for the specified object, attributes, and environment.
`Object`
DirObjectFactory.`getObjectInstance(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment, Attributes attrs)`
Creates an object using the location or reference information, and attributes specified.
`static Object`
NamingManager.`getObjectInstance(Object refInfo, Name name, Context nameCtx, Hashtable<?,?> environment)`
Creates an instance of an object for the specified object and environment.
`Object`
ObjectFactory.`getObjectInstance(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment)`
Creates an object using the location or reference information specified.
`static DirStateFactory.Result`
DirectoryManager.`getStateToBind(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment, Attributes attrs)`
Retrieves the state of an object for binding when given the original object and its attributes.
`DirStateFactory.Result`
DirStateFactory.`getStateToBind(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment, Attributes inAttrs)`
Retrieves the state of an object for binding given the object and attributes to be transformed.
`static Object`
NamingManager.`getStateToBind(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment)`
Retrieves the state of an object for binding.
`Object`
StateFactory.`getStateToBind(Object obj, Name name, Context nameCtx, Hashtable<?,?> environment)`
Retrieves the state of an object for binding.
`void`
ResolveResult.`setResolvedObj(Object obj)`
Sets the resolved Object field of this result to obj.
Constructors in javax.naming.spi with parameters of type Object
Modifier
Constructor
Description
``
`ResolveResult(Object robj, String rcomp)`
Constructs a new instance of ResolveResult consisting of the resolved object and the remaining unresolved component.
``
`ResolveResult(Object robj, Name rname)`
Constructs a new instance of ResolveResult consisting of the resolved Object and the remaining name.
``
`Result(Object obj, Attributes outAttrs)`
Constructs an instance of Result.

## Uses of Object in javax.net

Subclasses of Object in javax.net
Modifier and Type
Class
Description
`class`
`ServerSocketFactory`
This class creates server sockets.
`class`
`SocketFactory`
This class creates sockets.

## Uses of Object in javax.net.ssl

Subclasses of Object in javax.net.ssl
Modifier and Type
Class
Description
`class`
`CertPathTrustManagerParameters`
A wrapper for CertPathParameters.
`class`
`ExtendedSSLSession`
Extends the `SSLSession` interface to support additional session attributes.
`class`
`HandshakeCompletedEvent`
This event indicates that an SSL handshake completed on a given SSL connection.
`class`
`HttpsURLConnection`
`HttpsURLConnection` extends `HttpURLConnection` with support for https-specific features.
`class`
`KeyManagerFactory`
This class acts as a factory for key managers based on a source of key material.
`class`
`KeyManagerFactorySpi`
This class defines the Service Provider Interface (SPI) for the `KeyManagerFactory` class.
`class`
`KeyStoreBuilderParameters`
A parameters object for X509KeyManagers that encapsulates a List of KeyStore.Builders.
`final class`
`SNIHostName`
Instances of this class represent a server name of type `host_name` in a Server Name Indication (SNI) extension.
`class`
`SNIMatcher`
Instances of this class represent a matcher that performs match operations on an `SNIServerName` instance.
`class`
`SNIServerName`
Instances of this class represent a server name in a Server Name Indication (SNI) extension.
`class`
`SSLContext`
Instances of this class represent a secure socket protocol implementation which acts as a factory for secure socket factories or `SSLEngine`s.
`class`
`SSLContextSpi`
This class defines the Service Provider Interface (SPI) for the `SSLContext` class.
`class`
`SSLEngine`
A class which enables secure communications using protocols such as the Secure Sockets Layer (SSL) or IETF RFC 2246 "Transport Layer Security" (TLS) protocols, but is transport independent.
`class`
`SSLEngineResult`
An encapsulation of the result state produced by `SSLEngine` I/O calls.
`class`
`SSLException`
Indicates some kind of error detected by an SSL subsystem.
`class`
`SSLHandshakeException`
Indicates that the client and server could not negotiate the desired level of security.
`class`
`SSLKeyException`
Reports a bad SSL key.
`class`
`SSLParameters`
Encapsulates parameters for an SSL/TLS/DTLS connection.
`class`
`SSLPeerUnverifiedException`
Indicates that the peer's identity has not been verified.
`final class`
`SSLPermission`
This class is for various network permissions.
`class`
`SSLProtocolException`
Reports an error in the operation of the SSL protocol.
`class`
`SSLServerSocket`
This class extends `ServerSocket` and provides secure server sockets using protocols such as the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.
`class`
`SSLServerSocketFactory`
`SSLServerSocketFactory`s create `SSLServerSocket`s.
`class`
`SSLSessionBindingEvent`
This event is propagated to a SSLSessionBindingListener.
`class`
`SSLSocket`
This class extends `Socket` and provides secure sockets using protocols such as the "Secure Sockets Layer" (SSL) or IETF "Transport Layer Security" (TLS) protocols.
`class`
`SSLSocketFactory`
`SSLSocketFactory`s create `SSLSocket`s.
`final class`
`StandardConstants`
Standard constants definitions
`class`
`TrustManagerFactory`
This class acts as a factory for trust managers based on a source of trust material.
`class`
`TrustManagerFactorySpi`
This class defines the Service Provider Interface (SPI) for the `TrustManagerFactory` class.
`class`
`X509ExtendedKeyManager`
Abstract class that provides for extension of the X509KeyManager interface.
`class`
`X509ExtendedTrustManager`
Extensions to the `X509TrustManager` interface to support SSL/TLS/DTLS connection sensitive trust management.
Methods in javax.net.ssl that return Object
Modifier and Type
Method
Description
`Object`
SSLSession.`getValue(String name)`
Returns the object bound to the given name in the session's application layer data.
Methods in javax.net.ssl with parameters of type Object
Modifier and Type
Method
Description
`boolean`
SNIHostName.`equals(Object other)`
Compares this server name to the specified object.
`boolean`
SNIServerName.`equals(Object other)`
Indicates whether some other object is "equal to" this server name.
`void`
SSLSession.`putValue(String name, Object value)`
Binds the specified `value` object into the session's application layer data with the given `name`.

## Uses of Object in javax.print

Subclasses of Object in javax.print
Modifier and Type
Class
Description
`class`
`DocFlavor`
Class `DocFlavor` encapsulates an object that specifies the format in which print data is supplied to a `DocPrintJob`.
`static class`
`DocFlavor.BYTE_ARRAY`
Class `DocFlavor.BYTE_ARRAY` provides predefined static constant `DocFlavor` objects for example doc flavors using a byte array (`byte[]`) as the print data representation class.
`static class`
`DocFlavor.CHAR_ARRAY`
Class `DocFlavor.CHAR_ARRAY` provides predefined static constant `DocFlavor` objects for example doc flavors using a character array (`char[]`) as the print data representation class.
`static class`
`DocFlavor.INPUT_STREAM`
Class `DocFlavor.INPUT_STREAM` provides predefined static constant `DocFlavor` objects for example doc flavors using a byte stream (`java.io.InputStream`) as the print data representation class.
`static class`
`DocFlavor.READER`
Class `DocFlavor.READER` provides predefined static constant `DocFlavor` objects for example doc flavors using a character stream (`java.io.Reader`) as the print data representation class.
`static class`
`DocFlavor.SERVICE_FORMATTED`
Class `DocFlavor.SERVICE_FORMATTED` provides predefined static constant `DocFlavor` objects for example doc flavors for service formatted print data.
`static class`
`DocFlavor.STRING`
Class `DocFlavor.STRING` provides predefined static constant `DocFlavor` objects for example doc flavors using a string (`java.lang.String`) as the print data representation class.
`static class`
`DocFlavor.URL`
Class `DocFlavor.URL` provides predefined static constant `DocFlavor` objects.
`class`
`PrintException`
Class `PrintException` encapsulates a printing-related error condition that occurred while using a Print Service instance.
`class`
`PrintServiceLookup`
Implementations of this class provide lookup services for print services (typically equivalent to printers) of a particular type.
`class`
`ServiceUI`
This class is a collection of UI convenience methods which provide a graphical user dialog for browsing print services looked up through the Java Print Service API.
`class`
`ServiceUIFactory`
Services may optionally provide UIs which allow different styles of interaction in different roles.
`final class`
`SimpleDoc`
This class is an implementation of interface `Doc` that can be used in many common printing requests.
`class`
`StreamPrintService`
This class extends `PrintService` and represents a print service that prints data in different formats to a client-provided output stream.
`class`
`StreamPrintServiceFactory`
A `StreamPrintServiceFactory` is the factory for `StreamPrintService` instances, which can print to an output stream in a particular document format described as a mime type.
Methods in javax.print that return Object
Modifier and Type
Method
Description
`Object`
PrintService.`getDefaultAttributeValue(Class<? extends Attribute> category)`
Determines this print service's default printing attribute value in the given category.
`Object`
Doc.`getPrintData()`
Obtains the print data representation object that contains this doc object's piece of print data in the format corresponding to the supported doc flavor.
`Object`
SimpleDoc.`getPrintData()`
Obtains the print data representation object that contains this doc object's piece of print data in the format corresponding to the supported doc flavor.
`Object`
PrintService.`getSupportedAttributeValues(Class<? extends Attribute> category, DocFlavor flavor, AttributeSet attributes)`
Determines the printing attribute values a client can specify in the given category when setting up a job for this print service.
`abstract Object`
ServiceUIFactory.`getUI(int role, String ui)`
Get a UI object which may be cast to the requested UI type by the application and used in its user interface.
Methods in javax.print with parameters of type Object
Modifier and Type
Method
Description
`boolean`
DocFlavor.`equals(Object obj)`
Determines if this doc flavor object is equal to the given object.
`boolean`
PrintService.`equals(Object obj)`
Determines if two services are referring to the same underlying service.
Constructors in javax.print with parameters of type Object
Modifier
Constructor
Description
``
`SimpleDoc(Object printData, DocFlavor flavor, DocAttributeSet attributes)`
Constructs a `SimpleDoc` with the specified print data, doc flavor and doc attribute set.

## Uses of Object in javax.print.attribute

Subclasses of Object in javax.print.attribute
Modifier and Type
Class
Description
`final class`
`AttributeSetUtilities`
Class `AttributeSetUtilities` provides static methods for manipulating `AttributeSets`.
`class`
`DateTimeSyntax`
Class `DateTimeSyntax` is an abstract base class providing the common implementation of all attributes whose value is a date and time.
`class`
`EnumSyntax`
Class `EnumSyntax` is an abstract base class providing the common implementation of all "type safe enumeration" objects.
`class`
`HashAttributeSet`
Class `HashAttributeSet` provides an `AttributeSet` implementation with characteristics of a hash map.
`class`
`HashDocAttributeSet`
Class `HashDocAttributeSet` provides an attribute set which inherits its implementation from class `HashAttributeSet` and enforces the semantic restrictions of interface `DocAttributeSet`.
`class`
`HashPrintJobAttributeSet`
Class `HashPrintJobAttributeSet` provides an attribute set which inherits its implementation from class `HashAttributeSet` and enforces the semantic restrictions of interface `PrintJobAttributeSet`.
`class`
`HashPrintRequestAttributeSet`
Class `HashPrintRequestAttributeSet` inherits its implementation from class `HashAttributeSet` and enforces the semantic restrictions of interface `PrintRequestAttributeSet`.
`class`
`HashPrintServiceAttributeSet`
Class `HashPrintServiceAttributeSet` provides an attribute set which inherits its implementation from class `HashAttributeSet` and enforces the semantic restrictions of interface `PrintServiceAttributeSet`.
`class`
`IntegerSyntax`
Class `IntegerSyntax` is an abstract base class providing the common implementation of all attributes with integer values.
`class`
`ResolutionSyntax`
Class `ResolutionSyntax` is an abstract base class providing the common implementation of all attributes denoting a printer resolution.
`class`
`SetOfIntegerSyntax`
Class `SetOfIntegerSyntax` is an abstract base class providing the common implementation of all attributes whose value is a set of nonnegative integers.
`class`
`Size2DSyntax`
Class `Size2DSyntax` is an abstract base class providing the common implementation of all attributes denoting a size in two dimensions.
`class`
`TextSyntax`
Class `TextSyntax` is an abstract base class providing the common implementation of all attributes whose value is a string.
`class`
`UnmodifiableSetException`
Thrown to indicate that the requested operation cannot be performed because the set is unmodifiable.
`class`
`URISyntax`
Class `URISyntax` is an abstract base class providing the common implementation of all attributes whose value is a Uniform Resource Identifier (URI).
Methods in javax.print.attribute that return Object
Modifier and Type
Method
Description
`Object`
EnumSyntax.`clone()`
Returns a clone of this enumeration value, which to preserve the semantics of enumeration values is the same object as this enumeration value.
`protected Object`
EnumSyntax.`readResolve()`
During object input, convert this deserialized enumeration instance to the proper enumeration value defined in the enumeration attribute class.
Methods in javax.print.attribute with parameters of type Object
Modifier and Type
Method
Description
`boolean`
AttributeSet.`equals(Object object)`
Compares the specified object with this attribute set for equality.
`boolean`
DateTimeSyntax.`equals(Object object)`
Returns whether this date-time attribute is equivalent to the passed in object.
`boolean`
HashAttributeSet.`equals(Object object)`
Compares the specified object with this attribute set for equality.
`boolean`
IntegerSyntax.`equals(Object object)`
Returns whether this integer attribute is equivalent to the passed in object.
`boolean`
ResolutionSyntax.`equals(Object object)`
Returns whether this resolution attribute is equivalent to the passed in object.
`boolean`
SetOfIntegerSyntax.`equals(Object object)`
Returns whether this set-of-integer attribute is equivalent to the passed in object.
`boolean`
Size2DSyntax.`equals(Object object)`
Returns whether this two-dimensional size attribute is equivalent to the passed in object.
`boolean`
TextSyntax.`equals(Object object)`
Returns whether this text attribute is equivalent to the passed in object.
`boolean`
URISyntax.`equals(Object object)`
Returns whether this `URI` attribute is equivalent to the passed in object.
`static Class<?>`
AttributeSetUtilities.`verifyAttributeCategory(Object object, Class<?> interfaceName)`
Verify that the given object is a `Class` that implements the given interface, which is assumed to be interface `Attribute` or a subinterface thereof.
`static Attribute`
AttributeSetUtilities.`verifyAttributeValue(Object object, Class<?> interfaceName)`
Verify that the given object is an instance of the given interface, which is assumed to be interface `Attribute` or a subinterface thereof.

## Uses of Object in javax.print.attribute.standard

Subclasses of Object in javax.print.attribute.standard
Modifier and Type
Class
Description
`final class`
`Chromaticity`
Class `Chromaticity` is a printing attribute class, an enumeration, that specifies monochrome or color printing.
`final class`
`ColorSupported`
Class `ColorSupported` is a printing attribute class, an enumeration, that identifies whether the device is capable of any type of color printing at all, including highlight color as well as full process color.
`class`
`Compression`
Class `Compression` is a printing attribute class, an enumeration, that specifies how print data is compressed.
`final class`
`Copies`
Class `Copies` is an integer valued printing attribute class that specifies the number of copies to be printed.
`final class`
`CopiesSupported`
Class `CopiesSupported` is a printing attribute class, a set of integers, that gives the supported values for a `Copies` attribute.
`final class`
`DateTimeAtCompleted`
Class `DateTimeAtCompleted` is a printing attribute class, a date-time attribute, that indicates the date and time at which the Print Job completed (or was canceled or aborted).
`final class`
`DateTimeAtCreation`
Class `DateTimeAtCreation` is a printing attribute class, a date-time attribute, that indicates the date and time at which the Print Job was created.
`final class`
`DateTimeAtProcessing`
Class `DateTimeAtProcessing` is a printing attribute class, a date-time attribute, that indicates the date and time at which the Print Job first began processing.
`final class`
`Destination`
Class `Destination` is a printing attribute class, a `URI`, that is used to indicate an alternate destination for the spooled printer formatted data.
`final class`
`DialogOwner`
An attribute class used to support requesting a print or page setup dialog be kept displayed on top of all windows or some specific window.
`final class`
`DialogTypeSelection`
Class `DialogTypeSelection` is a printing attribute class, an enumeration, that indicates the user dialog type to be used for specifying printing options.
`final class`
`DocumentName`
Class `DocumentName` is a printing attribute class, a text attribute, that specifies the name of a document.
`final class`
`Fidelity`
Class `Fidelity` is a printing attribute class, an enumeration, that indicates whether total fidelity to client supplied print request attributes is required.
`class`
`Finishings`
Class `Finishings` is a printing attribute class, an enumeration, that identifies whether the printer applies a finishing operation of some kind of binding to each copy of each printed document in the job.
`final class`
`JobHoldUntil`
Class `JobHoldUntil` is a printing attribute class, a date-time attribute, that specifies the exact date and time at which the job must become a candidate for printing.
`final class`
`JobImpressions`
Class `JobImpressions` is an integer valued printing attribute class that specifies the total size in number of impressions of the document(s) being submitted.
`final class`
`JobImpressionsCompleted`
Class `JobImpressionsCompleted` is an integer valued printing attribute class that specifies the number of impressions completed for the job so far.
`final class`
`JobImpressionsSupported`
Class `JobImpressionsSupported` is a printing attribute class, a set of integers, that gives the supported values for a `JobImpressions` attribute.
`final class`
`JobKOctets`
Class `JobKOctets` is an integer valued printing attribute class that specifies the total size of the document(s) in K octets, i.e., in units of 1024 octets requested to be processed in the job.
`final class`
`JobKOctetsProcessed`
Class `JobKOctetsProcessed` is an integer valued printing attribute class that specifies the total number of print data octets processed so far in K octets, i.e., in units of 1024 octets.
`final class`
`JobKOctetsSupported`
Class `JobKOctetsSupported` is a printing attribute class, a set of integers, that gives the supported values for a `JobKOctets` attribute.
`class`
`JobMediaSheets`
Class `JobMediaSheets` is an integer valued printing attribute class that specifies the total number of media sheets to be produced for this job.
`final class`
`JobMediaSheetsCompleted`
Class `JobMediaSheetsCompleted` is an integer valued printing attribute class that specifies the number of media sheets which have completed marking and stacking for the entire job so far, whether those sheets have been processed on one side or on both.
`final class`
`JobMediaSheetsSupported`
Class `JobMediaSheetsSupported` is a printing attribute class, a set of integers, that gives the supported values for a `JobMediaSheets` attribute.
`final class`
`JobMessageFromOperator`
Class `JobMessageFromOperator` is a printing attribute class, a text attribute, that provides a message from an operator, system administrator, or "intelligent" process to indicate to the end user the reasons for modification or other management action taken on a job.
`final class`
`JobName`
Class `JobName` is a printing attribute class, a text attribute, that specifies the name of a print job.
`final class`
`JobOriginatingUserName`
Class `JobOriginatingUserName` is a printing attribute class, a text attribute, that contains the name of the end user that submitted the print job.
`final class`
`JobPriority`
Class `JobPriority` is an integer valued printing attribute class that specifies a print job's priority.
`final class`
`JobPrioritySupported`
Class `JobPrioritySupported` is an integer valued printing attribute class that specifies whether a Print Service instance supports the `JobPriority` attribute and the number of different job priority levels supported.
`class`
`JobSheets`
Class `JobSheets` is a printing attribute class, an enumeration, that determines which job start and end sheets, if any, must be printed with a job.
`class`
`JobState`
`JobState` is a printing attribute class, an enumeration, that identifies the current state of a print job.
`class`
`JobStateReason`
Class `JobStateReason` is a printing attribute class, an enumeration, that provides additional information about the job's current state, i.e., information that augments the value of the job's `JobState` attribute.
`final class`
`JobStateReasons`
Class `JobStateReasons` is a printing attribute class, a set of enumeration values, that provides additional information about the job's current state, i.e., information that augments the value of the job's `JobState` attribute.
`class`
`Media`
Class `Media` is a printing attribute class that specifies the medium on which to print.
`class`
`MediaName`
Class `MediaName` is a subclass of `Media`, a printing attribute class (an enumeration) that specifies the media for a print job as a name.
`final class`
`MediaPrintableArea`
Class `MediaPrintableArea` is a printing attribute used to distinguish the printable and non-printable areas of media.
`class`
`MediaSize`
Class `MediaSize` is a two-dimensional size valued printing attribute class that indicates the dimensions of the medium in a portrait orientation, with the `X` dimension running along the bottom edge and the `Y` dimension running along the left edge.
`static final class`
`MediaSize.Engineering`
Class `MediaSize.Engineering` includes `MediaSize` values for engineering media.
`static final class`
`MediaSize.ISO`
Class `MediaSize.ISO` includes `MediaSize` values for ISO media.
`static final class`
`MediaSize.JIS`
Class `MediaSize.JIS` includes `MediaSize` values for JIS (Japanese) media.
`static final class`
`MediaSize.NA`
Class `MediaSize.NA` includes `MediaSize` values for North American media.
`static final class`
`MediaSize.Other`
Class `MediaSize.Other` includes `MediaSize` values for miscellaneous media.
`class`
`MediaSizeName`
Class `MediaSizeName` is a subclass of `Media`.
`class`
`MediaTray`
Class `MediaTray` is a subclass of `Media`.
`class`
`MultipleDocumentHandling`
Class `MultipleDocumentHandling` is a printing attribute class, an enumeration, that controls finishing operations and the placement of one or more print-stream pages into impressions and onto media sheets.
`final class`
`NumberOfDocuments`
Class `NumberOfDocuments` is an integer valued printing attribute that indicates the number of individual docs the printer has accepted for this job, regardless of whether the docs' print data has reached the printer or not.
`final class`
`NumberOfInterveningJobs`
Class `NumberOfInterveningJobs` is an integer valued printing attribute that indicates the number of jobs that are ahead of this job in the relative chronological order of expected time to complete (i.e., the current scheduled order).
`final class`
`NumberUp`
Class `NumberUp` is an integer valued printing attribute class that specifies the number of print-stream pages to impose upon a single side of an instance of a selected medium.
`final class`
`NumberUpSupported`
Class `NumberUpSupported` is a printing attribute class, a set of integers, that gives the supported values for a `NumberUp` attribute.
`final class`
`OrientationRequested`
Class `OrientationRequested` is a printing attribute class, an enumeration, that indicates the desired orientation for printed print-stream pages; it does not describe the orientation of the client-supplied print-stream pages.
`class`
`OutputBin`
Class `OutputBin` is a printing attribute class, an enumeration, that specifies the output bin for the job.
`final class`
`OutputDeviceAssigned`
Class `OutputDeviceAssigned` is a printing attribute class, a text attribute, that identifies the output device to which the service has assigned this job.
`final class`
`PageRanges`
Class `PageRanges` is a printing attribute class, a set of integers, that identifies the range(s) of print-stream pages that the Printer object uses for each copy of each document which are to be printed.
`final class`
`PagesPerMinute`
Class `PagesPerMinute` is an integer valued printing attribute that indicates the nominal number of pages per minute to the nearest whole number which may be generated by this printer (e.g., simplex, black-and-white).
`final class`
`PagesPerMinuteColor`
Class `PagesPerMinuteColor` is an integer valued printing attribute that indicates the nominal number of pages per minute to the nearest whole number which may be generated by this printer when printing color (e.g., simplex, color).
`class`
`PDLOverrideSupported`
Class `PDLOverrideSupported` is a printing attribute class, an enumeration, that expresses the printer's ability to attempt to override processing instructions embedded in documents' print data with processing instructions specified as attributes outside the print data.
`final class`
`PresentationDirection`
Class `PresentationDirection` is a printing attribute class, an enumeration, that is used in conjunction with the `NumberUp` attribute to indicate the layout of multiple print-stream pages to impose upon a single side of an instance of a selected medium.
`final class`
`PrinterInfo`
Class `PrinterInfo` is a printing attribute class, a text attribute, that provides descriptive information about a printer.
`final class`
`PrinterIsAcceptingJobs`
Class `PrinterIsAcceptingJobs` is a printing attribute class, an enumeration, that indicates whether the printer is currently able to accept jobs.
`final class`
`PrinterLocation`
Class `PrinterLocation` is a printing attribute class, a text attribute, that identifies the location of the device.
`final class`
`PrinterMakeAndModel`
Class `PrinterMakeAndModel` is a printing attribute class, a text attribute, that the make and model of the printer.
`final class`
`PrinterMessageFromOperator`
Class `PrinterMessageFromOperator` is a printing attribute class, a text attribute, that provides a message from an operator, system administrator, or "intelligent" process to indicate to the end user information about or status of the printer, such as why it is unavailable or when it is expected to be available.
`final class`
`PrinterMoreInfo`
Class `PrinterMoreInfo` is a printing attribute class, a `URI`, that is used to obtain more information about this specific printer.
`final class`
`PrinterMoreInfoManufacturer`
Class `PrinterMoreInfoManufacturer` is a printing attribute class, a `URI`, that is used to obtain more information about this type of device.
`final class`
`PrinterName`
Class `PrinterName` is a printing attribute class, a text attribute, that specifies the name of a printer.
`final class`
`PrinterResolution`
Class `PrinterResolution` is a printing attribute class that specifies an exact resolution supported by a printer or to be used for a print job.
`final class`
`PrinterState`
Class `PrinterState` is a printing attribute class, an enumeration, that identifies the current state of a printer.
`class`
`PrinterStateReason`
Class `PrinterStateReason` is a printing attribute class, an enumeration, that provides additional information about the printer's current state, i.e., information that augments the value of the printer's `PrinterState` attribute.
`final class`
`PrinterStateReasons`
Class `PrinterStateReasons` is a printing attribute class, a set of enumeration values, that provides additional information about the printer's current state, i.e., information that augments the value of the printer's `PrinterState` attribute.
`final class`
`PrinterURI`
Class `PrinterURI` is a printing attribute class, a `URI`, that specifies the globally unique name of a printer.
`class`
`PrintQuality`
Class `PrintQuality` is a printing attribute class, an enumeration, that specifies the print quality that the printer uses for the job.
`final class`
`QueuedJobCount`
Class `QueuedJobCount` is an integer valued printing attribute that indicates the number of jobs in the printer whose `JobState` is either `PENDING`, `PENDING_HELD`, `PROCESSING`, or `PROCESSING_STOPPED`.
`class`
`ReferenceUriSchemesSupported`
Class `ReferenceUriSchemesSupported` is a printing attribute class an enumeration, that indicates a "URI scheme," such as "http:" or "ftp:", that a printer can use to retrieve print data stored at a `URI` location.
`final class`
`RequestingUserName`
Class `RequestingUserName` is a printing attribute class, a text attribute, that specifies the name of the end user that submitted the print job.
`final class`
`Severity`
Class `Severity` is a printing attribute class, an enumeration, that denotes the severity of a `PrinterStateReason` attribute.
`final class`
`SheetCollate`
Class `SheetCollate` is a printing attribute class, an enumeration, that specifies whether or not the media sheets of each copy of each printed document in a job are to be in sequence, when multiple copies of the document are specified by the `Copies` attribute.
`final class`
`Sides`
Class `Sides` is a printing attribute class, an enumeration, that specifies how print-stream pages are to be imposed upon the sides of an instance of a selected medium, i.e., an impression.
Methods in javax.print.attribute.standard with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Copies.`equals(Object object)`
Returns whether this copies attribute is equivalent to the passed in object.
`boolean`
CopiesSupported.`equals(Object object)`
Returns whether this copies supported attribute is equivalent to the passed in object.
`boolean`
DateTimeAtCompleted.`equals(Object object)`
Returns whether this date-time at completed attribute is equivalent to the passed in object.
`boolean`
DateTimeAtCreation.`equals(Object object)`
Returns whether this date-time at creation attribute is equivalent to the passed in object.
`boolean`
DateTimeAtProcessing.`equals(Object object)`
Returns whether this date-time at processing attribute is equivalent to the passed in object.
`boolean`
Destination.`equals(Object object)`
Returns whether this destination attribute is equivalent to the passed in object.
`boolean`
DocumentName.`equals(Object object)`
Returns whether this document name attribute is equivalent to the passed in object.
`boolean`
JobHoldUntil.`equals(Object object)`
Returns whether this job hold until attribute is equivalent to the passed in object.
`boolean`
JobImpressions.`equals(Object object)`
Returns whether this job impressions attribute is equivalent to the passed in object.
`boolean`
JobImpressionsCompleted.`equals(Object object)`
Returns whether this job impressions completed attribute is equivalent tp the passed in object.
`boolean`
JobImpressionsSupported.`equals(Object object)`
Returns whether this job impressions supported attribute is equivalent to the passed in object.
`boolean`
JobKOctets.`equals(Object object)`
Returns whether this job K octets attribute is equivalent to the passed in object.
`boolean`
JobKOctetsProcessed.`equals(Object object)`
Returns whether this job K octets processed attribute is equivalent to the passed in object.
`boolean`
JobKOctetsSupported.`equals(Object object)`
Returns whether this job K octets supported attribute is equivalent to the passed in object.
`boolean`
JobMediaSheets.`equals(Object object)`
Returns whether this job media sheets attribute is equivalent to the passed in object.
`boolean`
JobMediaSheetsCompleted.`equals(Object object)`
Returns whether this job media sheets completed attribute is equivalent to the passed in object.
`boolean`
JobMediaSheetsSupported.`equals(Object object)`
Returns whether this job media sheets supported attribute is equivalent to the passed in object.
`boolean`
JobMessageFromOperator.`equals(Object object)`
Returns whether this job message from operator attribute is equivalent to the passed in object.
`boolean`
JobName.`equals(Object object)`
Returns whether this job name attribute is equivalent to the passed in object.
`boolean`
JobOriginatingUserName.`equals(Object object)`
Returns whether this job originating user name attribute is equivalent to the passed in object.
`boolean`
JobPriority.`equals(Object object)`
Returns whether this job priority attribute is equivalent to the passed in object.
`boolean`
JobPrioritySupported.`equals(Object object)`
Returns whether this job priority supported attribute is equivalent to the passed in object.
`boolean`
Media.`equals(Object object)`
Returns whether this media attribute is equivalent to the passed in object.
`boolean`
MediaPrintableArea.`equals(Object object)`
Returns whether this media margins attribute is equivalent to the passed in object.
`boolean`
MediaSize.`equals(Object object)`
Returns whether this media size attribute is equivalent to the passed in object.
`boolean`
NumberOfDocuments.`equals(Object object)`
Returns whether this number of documents attribute is equivalent to the passed in object.
`boolean`
NumberOfInterveningJobs.`equals(Object object)`
Returns whether this number of intervening jobs attribute is equivalent to the passed in object.
`boolean`
NumberUp.`equals(Object object)`
Returns whether this number up attribute is equivalent to the passed in object.
`boolean`
NumberUpSupported.`equals(Object object)`
Returns whether this number up supported attribute is equivalent to the passed in object.
`boolean`
OutputDeviceAssigned.`equals(Object object)`
Returns whether this output device assigned attribute is equivalent to the passed in object.
`boolean`
PageRanges.`equals(Object object)`
Returns whether this page ranges attribute is equivalent to the passed in object.
`boolean`
PagesPerMinute.`equals(Object object)`
Returns whether this pages per minute attribute is equivalent to the passed in object.
`boolean`
PagesPerMinuteColor.`equals(Object object)`
Returns whether this pages per minute color attribute is equivalent to the passed in object.
`boolean`
PrinterInfo.`equals(Object object)`
Returns whether this printer info attribute is equivalent to the passed in object.
`boolean`
PrinterLocation.`equals(Object object)`
Returns whether this printer location attribute is equivalent to the passed in object.
`boolean`
PrinterMakeAndModel.`equals(Object object)`
Returns whether this printer make and model attribute is equivalent to the passed in object.
`boolean`
PrinterMessageFromOperator.`equals(Object object)`
Returns whether this printer message from operator attribute is equivalent to the passed in object.
`boolean`
PrinterMoreInfo.`equals(Object object)`
Returns whether this printer more info attribute is equivalent to the passed in object.
`boolean`
PrinterMoreInfoManufacturer.`equals(Object object)`
Returns whether this printer more info manufacturer attribute is equivalent to the passed in object.
`boolean`
PrinterName.`equals(Object object)`
Returns whether this printer name attribute is equivalent to the passed in object.
`boolean`
PrinterResolution.`equals(Object object)`
Returns whether this printer resolution attribute is equivalent to the passed in object.
`boolean`
PrinterURI.`equals(Object object)`
Returns whether this printer name attribute is equivalent to the passed in object.
`boolean`
QueuedJobCount.`equals(Object object)`
Returns whether this queued job count attribute is equivalent to the passed in object.
`boolean`
RequestingUserName.`equals(Object object)`
Returns whether this requesting user name attribute is equivalent to the passed in object.

## Uses of Object in javax.print.event

Subclasses of Object in javax.print.event
Modifier and Type
Class
Description
`class`
`PrintEvent`
Class `PrintEvent` is the super class of all Print Service API events.
`class`
`PrintJobAdapter`
An abstract adapter class for receiving print job events.
`class`
`PrintJobAttributeEvent`
Class `PrintJobAttributeEvent` encapsulates an event a `PrintService` reports to let the client know that one or more printing attributes for a `PrintJob` have changed.
`class`
`PrintJobEvent`
Class `PrintJobEvent` encapsulates common events a print job reports to let a listener know of progress in the processing of the `DocPrintJob`.
`class`
`PrintServiceAttributeEvent`
Class `PrintServiceAttributeEvent` encapsulates an event a Print Service instance reports to let the client know of changes in the print service state.
Constructors in javax.print.event with parameters of type Object
Modifier
Constructor
Description
``
`PrintEvent(Object source)`
Constructs a `PrintEvent` object.

## Uses of Object in javax.rmi.ssl

Subclasses of Object in javax.rmi.ssl
Modifier and Type
Class
Description
`class`
`SslRMIClientSocketFactory`
An `SslRMIClientSocketFactory` instance is used by the RMI runtime in order to obtain client sockets for RMI calls via SSL.
`class`
`SslRMIServerSocketFactory`
An `SslRMIServerSocketFactory` instance is used by the RMI runtime in order to obtain server sockets for RMI calls via SSL.
Methods in javax.rmi.ssl with parameters of type Object
Modifier and Type
Method
Description
`boolean`
SslRMIClientSocketFactory.`equals(Object obj)`
Indicates whether some other object is "equal to" this one.
`boolean`
SslRMIServerSocketFactory.`equals(Object obj)`
Indicates whether some other object is "equal to" this one.

## Uses of Object in javax.script

Subclasses of Object in javax.script
Modifier and Type
Class
Description
`class`
`AbstractScriptEngine`
Provides a standard implementation for several of the variants of the `eval` method.
`class`
`CompiledScript`
Extended by classes that store results of compilations.
`class`
`ScriptEngineManager`
The `ScriptEngineManager` implements a discovery and instantiation mechanism for `ScriptEngine` classes and also maintains a collection of key/value pairs storing state shared by all engines created by the Manager.
`class`
`ScriptException`
The generic `Exception` class for the Scripting APIs.
`class`
`SimpleBindings`
A simple implementation of Bindings backed by a `HashMap` or some other specified `Map`.
`class`
`SimpleScriptContext`
Simple implementation of ScriptContext.
Subinterfaces with type arguments of type Object in javax.script
Modifier and Type
Interface
Description
`interface`
`Bindings`
A mapping of key/value pairs, all of whose keys are `Strings`.
Methods in javax.script that return Object
Modifier and Type
Method
Description
`Object`
AbstractScriptEngine.`eval(Reader reader)`
`eval(Reader)` calls the abstract `eval(Reader, ScriptContext)` passing the value of the `context` field.
`Object`
AbstractScriptEngine.`eval(Reader reader, Bindings bindings)`
`eval(Reader, Bindings)` calls the abstract `eval(Reader, ScriptContext)` method, passing it a `ScriptContext` whose Reader, Writers and Bindings for scopes other that `ENGINE_SCOPE` are identical to those members of the protected `context` field.
`Object`
AbstractScriptEngine.`eval(String script)`
Same as `eval(Reader)` except that the abstract `eval(String, ScriptContext)` is used.
`Object`
AbstractScriptEngine.`eval(String script, Bindings bindings)`
Same as `eval(Reader, Bindings)` except that the abstract `eval(String, ScriptContext)` is used.
`Object`
CompiledScript.`eval()`
Executes the program stored in the `CompiledScript` object.
`Object`
CompiledScript.`eval(Bindings bindings)`
Executes the program stored in the `CompiledScript` object using the supplied `Bindings` of attributes as the `ENGINE_SCOPE` of the associated `ScriptEngine` during script execution.
`abstract Object`
CompiledScript.`eval(ScriptContext context)`
Executes the program stored in this `CompiledScript` object.
`Object`
ScriptEngine.`eval(Reader reader)`
Same as `eval(String)` except that the source of the script is provided as a `Reader`
`Object`
ScriptEngine.`eval(Reader reader, Bindings n)`
Same as `eval(String, Bindings)` except that the source of the script is provided as a `Reader`.
`Object`
ScriptEngine.`eval(Reader reader, ScriptContext context)`
Same as `eval(String, ScriptContext)` where the source of the script is read from a `Reader`.
`Object`
ScriptEngine.`eval(String script)`
Executes the specified script.
`Object`
ScriptEngine.`eval(String script, Bindings n)`
Executes the script using the `Bindings` argument as the `ENGINE_SCOPE` `Bindings` of the `ScriptEngine` during the script execution.
`Object`
ScriptEngine.`eval(String script, ScriptContext context)`
Causes the immediate execution of the script whose source is the String passed as the first argument.
`Object`
AbstractScriptEngine.`get(String key)`
Gets the value for the specified key in the `ENGINE_SCOPE` of the protected `context` field.
`Object`
Bindings.`get(Object key)`
Returns the value to which this map maps the specified key.
`Object`
ScriptEngine.`get(String key)`
Retrieves a value set in the state of this engine.
`Object`
ScriptEngineManager.`get(String key)`
Gets the value for the specified key in the Global Scope
`Object`
SimpleBindings.`get(Object key)`
Returns the value to which this map maps the specified key.
`Object`
ScriptContext.`getAttribute(String name)`
Retrieves the value of the attribute with the given name in the scope occurring earliest in the search order.
`Object`
ScriptContext.`getAttribute(String name, int scope)`
Gets the value of an attribute in a given scope.
`Object`
SimpleScriptContext.`getAttribute(String name)`
Retrieves the value of the attribute with the given name in the scope occurring earliest in the search order.
`Object`
SimpleScriptContext.`getAttribute(String name, int scope)`
Gets the value of an attribute in a given scope.
`Object`
ScriptEngineFactory.`getParameter(String key)`
Returns the value of an attribute whose meaning may be implementation-specific.
`Object`
Invocable.`invokeFunction(String name, Object... args)`
Used to call top-level procedures and functions defined in scripts.
`Object`
Invocable.`invokeMethod(Object thiz, String name, Object... args)`
Calls a method on a script object compiled during a previous script execution, which is retained in the state of the `ScriptEngine`.
`Object`
Bindings.`put(String name, Object value)`
Set a named value.
`Object`
SimpleBindings.`put(String name, Object value)`
Sets the specified key/value in the underlying `map` field.
`Object`
Bindings.`remove(Object key)`
Removes the mapping for this key from this map if it is present (optional operation).
`Object`
SimpleBindings.`remove(Object key)`
Removes the mapping for this key from this map if it is present (optional operation).
`Object`
ScriptContext.`removeAttribute(String name, int scope)`
Remove an attribute in a given scope.
`Object`
SimpleScriptContext.`removeAttribute(String name, int scope)`
Remove an attribute in a given scope.
Methods in javax.script that return types with arguments of type Object
Modifier and Type
Method
Description
`Set<Map.Entry<String,Object>>`
SimpleBindings.`entrySet()`
Returns a `Set` view of the mappings contained in this map.
`Collection<Object>`
SimpleBindings.`values()`
Returns a `Collection` view of the values contained in this map.
Methods in javax.script with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Bindings.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
SimpleBindings.`containsKey(Object key)`
Returns `true` if this map contains a mapping for the specified key.
`boolean`
SimpleBindings.`containsValue(Object value)`
Returns `true` if this map maps one or more keys to the specified value.
`Object`
Bindings.`get(Object key)`
Returns the value to which this map maps the specified key.
`Object`
SimpleBindings.`get(Object key)`
Returns the value to which this map maps the specified key.
`<T> T`
Invocable.`getInterface(Object thiz, Class<T> clasz)`
Returns an implementation of an interface using member functions of a scripting object compiled in the interpreter.
`Object`
Invocable.`invokeFunction(String name, Object... args)`
Used to call top-level procedures and functions defined in scripts.
`Object`
Invocable.`invokeMethod(Object thiz, String name, Object... args)`
Calls a method on a script object compiled during a previous script execution, which is retained in the state of the `ScriptEngine`.
`void`
AbstractScriptEngine.`put(String key, Object value)`
Sets the specified value with the specified key in the `ENGINE_SCOPE` `Bindings` of the protected `context` field.
`Object`
Bindings.`put(String name, Object value)`
Set a named value.
`void`
ScriptEngine.`put(String key, Object value)`
Sets a key/value pair in the state of the ScriptEngine that may either create a Java Language Binding to be used in the execution of scripts or be used in some other way, depending on whether the key is reserved.
`void`
ScriptEngineManager.`put(String key, Object value)`
Sets the specified key/value pair in the Global Scope.
`Object`
SimpleBindings.`put(String name, Object value)`
Sets the specified key/value in the underlying `map` field.
`Object`
Bindings.`remove(Object key)`
Removes the mapping for this key from this map if it is present (optional operation).
`Object`
SimpleBindings.`remove(Object key)`
Removes the mapping for this key from this map if it is present (optional operation).
`void`
ScriptContext.`setAttribute(String name, Object value, int scope)`
Sets the value of an attribute in a given scope.
`void`
SimpleScriptContext.`setAttribute(String name, Object value, int scope)`
Sets the value of an attribute in a given scope.
Method parameters in javax.script with type arguments of type Object
Modifier and Type
Method
Description
`void`
Bindings.`putAll(Map<? extends String, ? extends Object> toMerge)`
Adds all the mappings in a given `Map` to this `Bindings`.
`void`
SimpleBindings.`putAll(Map<? extends String, ? extends Object> toMerge)`
`putAll` is implemented using `Map.putAll`.
Constructor parameters in javax.script with type arguments of type Object
Modifier
Constructor
Description
``
`SimpleBindings(Map<String,Object> m)`
Constructor uses an existing `Map` to store the values.

## Uses of Object in javax.security.auth

Subclasses of Object in javax.security.auth
Modifier and Type
Class
Description
`final class`
`AuthPermission`
This class is for authentication permissions.
`class`
`DestroyFailedException`
Signals that a `destroy` operation failed.
`final class`
`PrivateCredentialPermission`
This class is used to protect access to private Credentials belonging to a particular `Subject`.
`class`
`RefreshFailedException`
Signals that a `refresh` operation failed.
`final class`
`Subject`
A `Subject` represents a grouping of related information for a single entity, such as a person.
`class`
`SubjectDomainCombiner`
Deprecated, for removal: This API element is subject to removal in a future version.
This class was only useful in conjunction with the Security Manager, which is no longer supported.
Methods in javax.security.auth that return types with arguments of type Object
Modifier and Type
Method
Description
`Set<Object>`
Subject.`getPrivateCredentials()`
Return the `Set` of private credentials held by this `Subject`.
`Set<Object>`
Subject.`getPublicCredentials()`
Return the `Set` of public credentials held by this `Subject`.
Methods in javax.security.auth with parameters of type Object
Modifier and Type
Method
Description
`boolean`
PrivateCredentialPermission.`equals(Object obj)`
Checks two `PrivateCredentialPermission` objects for equality.
`boolean`
Subject.`equals(Object o)`
Compares the specified Object with this `Subject` for equality.

## Uses of Object in javax.security.auth.callback

Subclasses of Object in javax.security.auth.callback
Modifier and Type
Class
Description
`class`
`ChoiceCallback`
Underlying security services instantiate and pass a `ChoiceCallback` to the `handle` method of a `CallbackHandler` to display a list of choices and to retrieve the selected choice(s).
`class`
`ConfirmationCallback`
Underlying security services instantiate and pass a `ConfirmationCallback` to the `handle` method of a `CallbackHandler` to ask for YES/NO, OK/CANCEL, YES/NO/CANCEL or other similar confirmations.
`class`
`LanguageCallback`
Underlying security services instantiate and pass a `LanguageCallback` to the `handle` method of a `CallbackHandler` to retrieve the `Locale` used for localizing text.
`class`
`NameCallback`
Underlying security services instantiate and pass a `NameCallback` to the `handle` method of a `CallbackHandler` to retrieve name information.
`class`
`PasswordCallback`
Underlying security services instantiate and pass a `PasswordCallback` to the `handle` method of a `CallbackHandler` to retrieve password information.
`class`
`TextInputCallback`
Underlying security services instantiate and pass a `TextInputCallback` to the `handle` method of a `CallbackHandler` to retrieve generic text information.
`class`
`TextOutputCallback`
Underlying security services instantiate and pass a `TextOutputCallback` to the `handle` method of a `CallbackHandler` to display information messages, warning messages and error messages.
`class`
`UnsupportedCallbackException`
Signals that a `CallbackHandler` does not recognize a particular `Callback`.

## Uses of Object in javax.security.auth.kerberos

Subclasses of Object in javax.security.auth.kerberos
Modifier and Type
Class
Description
`final class`
`DelegationPermission`
This class is for Kerberos delegation permissions.
`final class`
`EncryptionKey`
This class encapsulates an EncryptionKey used in Kerberos.
`final class`
`KerberosCredMessage`
This class encapsulates a Kerberos 5 KRB_CRED message which can be used to send Kerberos credentials from one principal to another.
`class`
`KerberosKey`
This class encapsulates a long term secret key for a Kerberos principal.
`final class`
`KerberosPrincipal`
This class encapsulates a Kerberos principal.
`class`
`KerberosTicket`
This class encapsulates a Kerberos ticket and associated information as viewed from the client's point of view.
`final class`
`KeyTab`
This class encapsulates a keytab file.
`final class`
`ServicePermission`
A ServicePermission contains a service principal name and a list of actions which specify the context the credential can be used within.
Methods in javax.security.auth.kerberos with parameters of type Object
Modifier and Type
Method
Description
`boolean`
DelegationPermission.`equals(Object obj)`
Checks two DelegationPermission objects for equality.
`boolean`
EncryptionKey.`equals(Object other)`
Compares the specified object with this key for equality.
`boolean`
KerberosCredMessage.`equals(Object other)`
Compares the specified object with this `KerberosCredMessage` for equality.
`boolean`
KerberosKey.`equals(Object other)`
Compares the specified object with this `KerberosKey` for equality.
`boolean`
KerberosPrincipal.`equals(Object obj)`
Compares the specified object with this principal for equality.
`boolean`
KerberosTicket.`equals(Object other)`
Compares the specified object with this `KerberosTicket` for equality.
`boolean`
KeyTab.`equals(Object other)`
Compares the specified object with this `KeyTab` for equality.
`boolean`
ServicePermission.`equals(Object obj)`
Checks two ServicePermission objects for equality.

## Uses of Object in javax.security.auth.login

Subclasses of Object in javax.security.auth.login
Modifier and Type
Class
Description
`class`
`AccountException`
A generic account exception.
`class`
`AccountExpiredException`
Signals that a user account has expired.
`class`
`AccountLockedException`
Signals that an account was locked.
`class`
`AccountNotFoundException`
Signals that an account was not found.
`class`
`AppConfigurationEntry`
This class represents a single `LoginModule` entry configured for the application specified in the `getAppConfigurationEntry(String appName)` method in the `Configuration` class.
`static class`
`AppConfigurationEntry.LoginModuleControlFlag`
This class represents whether a `LoginModule` is REQUIRED, REQUISITE, SUFFICIENT or OPTIONAL.
`class`
`Configuration`
A Configuration object is responsible for specifying which LoginModules should be used for a particular application, and in what order the LoginModules should be invoked.
`class`
`ConfigurationSpi`
This class defines the Service Provider Interface (SPI) for the `Configuration` class.
`class`
`CredentialException`
A generic credential exception.
`class`
`CredentialExpiredException`
Signals that a `Credential` has expired.
`class`
`CredentialNotFoundException`
Signals that a credential was not found.
`class`
`FailedLoginException`
Signals that user authentication failed.
`class`
`LoginContext`
The `LoginContext` class describes the basic methods used to authenticate Subjects and provides a way to develop an application independent of the underlying authentication technology.
`class`
`LoginException`
This is the basic login exception.

## Uses of Object in javax.security.auth.x500

Subclasses of Object in javax.security.auth.x500
Modifier and Type
Class
Description
`final class`
`X500Principal`
This class represents an X.500 `Principal`.
`final class`
`X500PrivateCredential`
This class represents an `X500PrivateCredential`.
Methods in javax.security.auth.x500 with parameters of type Object
Modifier and Type
Method
Description
`boolean`
X500Principal.`equals(Object o)`
Compares the specified `Object` with this `X500Principal` for equality.

## Uses of Object in javax.security.cert

Subclasses of Object in javax.security.cert
Modifier and Type
Class
Description
`class`
`Certificate`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
`class`
`CertificateEncodingException`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
`class`
`CertificateException`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
`class`
`CertificateExpiredException`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
`class`
`CertificateNotYetValidException`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
`class`
`CertificateParsingException`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
`class`
`X509Certificate`
Deprecated, for removal: This API element is subject to removal in a future version.
Use the classes in `java.security.cert` instead.
Methods in javax.security.cert with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Certificate.`equals(Object obj)`
Deprecated, for removal: This API element is subject to removal in a future version.
Compares this certificate for equality with the specified object.

## Uses of Object in javax.security.sasl

Subclasses of Object in javax.security.sasl
Modifier and Type
Class
Description
`class`
`AuthenticationException`
This exception is thrown by a SASL mechanism implementation to indicate that the SASL exchange has failed due to reasons related to authentication, such as an invalid identity, passphrase, or key.
`class`
`AuthorizeCallback`
This callback is used by `SaslServer` to determine whether one entity (identified by an authenticated authentication id) can act on behalf of another entity (identified by an authorization id).
`class`
`RealmCallback`
This callback is used by `SaslClient` and `SaslServer` to retrieve realm information.
`class`
`RealmChoiceCallback`
This callback is used by `SaslClient` and `SaslServer` to obtain a realm given a list of realm choices.
`class`
`Sasl`
A static class for creating SASL clients and servers.
`class`
`SaslException`
This class represents an error that has occurred when using SASL.
Methods in javax.security.sasl that return Object
Modifier and Type
Method
Description
`Object`
SaslClient.`getNegotiatedProperty(String propName)`
Retrieves the negotiated property.
`Object`
SaslServer.`getNegotiatedProperty(String propName)`
Retrieves the negotiated property.

## Uses of Object in javax.smartcardio

Subclasses of Object in javax.smartcardio
Modifier and Type
Class
Description
`final class`
`ATR`
A Smart Card's answer-to-reset bytes.
`class`
`Card`
A Smart Card with which a connection has been established.
`class`
`CardChannel`
A logical channel connection to a Smart Card.
`class`
`CardException`
Exception for errors that occur during communication with the Smart Card stack or the card itself.
`class`
`CardNotPresentException`
Exception thrown when an application tries to establish a connection with a terminal that has no card present.
`class`
`CardPermission`
A permission for Smart Card operations.
`class`
`CardTerminal`
A Smart Card terminal, sometimes referred to as a Smart Card Reader.
`class`
`CardTerminals`
The set of terminals supported by a TerminalFactory.
`final class`
`CommandAPDU`
A command APDU following the structure defined in ISO/IEC 7816-4.
`final class`
`ResponseAPDU`
A response APDU as defined in ISO/IEC 7816-4.
`final class`
`TerminalFactory`
A factory for CardTerminal objects.
`class`
`TerminalFactorySpi`
The TerminalFactorySpi class defines the service provider interface.
Methods in javax.smartcardio with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ATR.`equals(Object obj)`
Compares the specified object with this ATR for equality.
`boolean`
CardPermission.`equals(Object obj)`
Compares the specified object with this CardPermission for equality.
`boolean`
CommandAPDU.`equals(Object obj)`
Compares the specified object with this command APDU for equality.
`boolean`
ResponseAPDU.`equals(Object obj)`
Compares the specified object with this response APDU for equality.
`static TerminalFactory`
TerminalFactory.`getInstance(String type, Object params)`
Returns a TerminalFactory of the specified type that is initialized with the specified parameters.
`static TerminalFactory`
TerminalFactory.`getInstance(String type, Object params, String provider)`
Returns a TerminalFactory of the specified type that is initialized with the specified parameters.
`static TerminalFactory`
TerminalFactory.`getInstance(String type, Object params, Provider provider)`
Returns a TerminalFactory of the specified type that is initialized with the specified parameters.

## Uses of Object in javax.sound.midi

Subclasses of Object in javax.sound.midi
Modifier and Type
Class
Description
`class`
`Instrument`
An instrument is a sound-synthesis algorithm with certain parameter settings, usually designed to emulate a specific real-world musical instrument or to achieve a specific sort of sound effect.
`class`
`InvalidMidiDataException`
An `InvalidMidiDataException` indicates that inappropriate MIDI data was encountered.
`class`
`MetaMessage`
A `MetaMessage` is a `MidiMessage` that is not meaningful to synthesizers, but that can be stored in a MIDI file and interpreted by a sequencer program.
`static class`
`MidiDevice.Info`
A `MidiDevice.Info` object contains assorted data about a `MidiDevice`, including its name, the company who created it, and descriptive text.
`class`
`MidiEvent`
MIDI events contain a MIDI message and a corresponding time-stamp expressed in ticks, and can represent the MIDI event information stored in a MIDI file or a `Sequence` object.
`class`
`MidiFileFormat`
A `MidiFileFormat` object encapsulates a MIDI file's type, as well as its length and timing information.
`class`
`MidiMessage`
`MidiMessage` is the base class for MIDI messages.
`class`
`MidiSystem`
The `MidiSystem` class provides access to the installed MIDI system resources, including devices such as synthesizers, sequencers, and MIDI input and output ports.
`class`
`MidiUnavailableException`
A `MidiUnavailableException` is thrown when a requested MIDI component cannot be opened or created because it is unavailable.
`class`
`Patch`
A `Patch` object represents a location, on a MIDI synthesizer, into which a single instrument is stored (loaded).
`class`
`Sequence`
A `Sequence` is a data structure containing musical information (often an entire song or composition) that can be played back by a `Sequencer` object.
`static class`
`Sequencer.SyncMode`
A `SyncMode` object represents one of the ways in which a MIDI sequencer's notion of time can be synchronized with a master or slave device.
`class`
`ShortMessage`
A `ShortMessage` contains a MIDI message that has at most two data bytes following its status byte.
`class`
`SoundbankResource`
A `SoundbankResource` represents any audio resource stored in a `Soundbank`.
`class`
`SysexMessage`
A `SysexMessage` object represents a MIDI system exclusive message.
`final class`
`Track`
A MIDI track is an independent stream of MIDI events (time-stamped MIDI data) that can be stored along with other tracks in a standard MIDI file.
`class`
`VoiceStatus`
A `VoiceStatus` object contains information about the current status of one of the voices produced by a `Synthesizer`.
Methods in javax.sound.midi that return Object
Modifier and Type
Method
Description
`Object`
MetaMessage.`clone()`
Creates a new object of the same class and with the same contents as this object.
`abstract Object`
MidiMessage.`clone()`
Creates a new object of the same class and with the same contents as this object.
`Object`
ShortMessage.`clone()`
Creates a new object of the same class and with the same contents as this object.
`Object`
SysexMessage.`clone()`
Creates a new object of the same class and with the same contents as this object.
`abstract Object`
SoundbankResource.`getData()`
Obtains the sampled audio that is stored in this `SoundbankResource`.
`Object`
MidiFileFormat.`getProperty(String key)`
Obtain the property value specified by the key.
Methods in javax.sound.midi that return types with arguments of type Object
Modifier and Type
Method
Description
`Map<String,Object>`
MidiFileFormat.`properties()`
Obtain an unmodifiable map of properties.
Methods in javax.sound.midi with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
MidiDevice.Info.`equals(Object obj)`
Indicates whether the specified object is equal to this info object, returning `true` if the objects are the same.
`final boolean`
Sequencer.SyncMode.`equals(Object obj)`
Indicates whether the specified object is equal to this synchronization mode, returning `true` if the objects are the same.
Constructor parameters in javax.sound.midi with type arguments of type Object
Modifier
Constructor
Description
``
`MidiFileFormat(int type, float divisionType, int resolution, int bytes, long microseconds, Map<String,Object> properties)`
Construct a `MidiFileFormat` with a set of properties.

## Uses of Object in javax.sound.midi.spi

Subclasses of Object in javax.sound.midi.spi
Modifier and Type
Class
Description
`class`
`MidiDeviceProvider`
A `MidiDeviceProvider` is a factory or provider for a particular type of MIDI device.
`class`
`MidiFileReader`
A `MidiFileReader` supplies MIDI file-reading services.
`class`
`MidiFileWriter`
A `MidiFileWriter` supplies MIDI file-writing services.
`class`
`SoundbankReader`
A `SoundbankReader` supplies soundbank file-reading services.

## Uses of Object in javax.sound.sampled

Subclasses of Object in javax.sound.sampled
Modifier and Type
Class
Description
`class`
`AudioFileFormat`
An instance of the `AudioFileFormat` class describes an audio file, including the file type, the file's length in bytes, the length in sample frames of the audio data contained in the file, and the format of the audio data.
`static class`
`AudioFileFormat.Type`
An instance of the `Type` class represents one of the standard types of audio file.
`class`
`AudioFormat`
`AudioFormat` is the class that specifies a particular arrangement of data in a sound stream.
`static class`
`AudioFormat.Encoding`
The `Encoding` class names the specific type of data representation used for an audio stream.
`class`
`AudioInputStream`
An audio input stream is an input stream with a specified audio format and length.
`class`
`AudioPermission`
Deprecated, for removal: This API element is subject to removal in a future version.
There is no replacement for this class.
`class`
`AudioSystem`
The `AudioSystem` class acts as the entry point to the sampled-audio system resources.
`class`
`BooleanControl`
A `BooleanControl` provides the ability to switch between two possible settings that affect a line's audio.
`static class`
`BooleanControl.Type`
An instance of the `BooleanControl.Type` class identifies one kind of boolean control.
`class`
`CompoundControl`
A `CompoundControl`, such as a graphic equalizer, provides control over two or more related properties, each of which is itself represented as a `Control`.
`static class`
`CompoundControl.Type`
An instance of the `CompoundControl.Type` inner class identifies one kind of compound control.
`class`
`Control`
`Lines` often have a set of controls, such as gain and pan, that affect the audio signal passing through the line.
`static class`
`Control.Type`
An instance of the `Type` class represents the type of the control.
`static class`
`DataLine.Info`
Besides the class information inherited from its superclass, `DataLine.Info` provides additional information specific to data lines.
`class`
`EnumControl`
An `EnumControl` provides control over a set of discrete possible values, each represented by an object.
`static class`
`EnumControl.Type`
An instance of the `EnumControl.Type` inner class identifies one kind of enumerated control.
`class`
`FloatControl`
A `FloatControl` object provides control over a range of floating-point values.
`static class`
`FloatControl.Type`
An instance of the `FloatControl.Type` inner class identifies one kind of float control.
`static class`
`Line.Info`
A `Line.Info` object contains information about a line.
`class`
`LineEvent`
The `LineEvent` class encapsulates information that a line sends its listeners whenever the line opens, closes, starts, or stops.
`static class`
`LineEvent.Type`
The LineEvent.Type inner class identifies what kind of event occurred on a line.
`class`
`LineUnavailableException`
A `LineUnavailableException` is an exception indicating that a line cannot be opened because it is unavailable.
`static class`
`Mixer.Info`
The `Mixer.Info` class represents information about an audio mixer, including the product's name, version, and vendor, along with a textual description.
`static class`
`Port.Info`
The `Port.Info` class extends `Line.Info` with additional information specific to ports, including the port's name and whether it is a source or a target for its mixer.
`class`
`ReverbType`
The `ReverbType` class provides methods for accessing various reverberation settings to be applied to an audio signal.
`class`
`UnsupportedAudioFileException`
An `UnsupportedAudioFileException` is an exception indicating that an operation failed because a file did not contain valid data of a recognized file type and format.
Methods in javax.sound.sampled that return Object
Modifier and Type
Method
Description
`Object`
AudioFileFormat.`getProperty(String key)`
Obtain the property value specified by the key.
`Object`
AudioFormat.`getProperty(String key)`
Obtain the property value specified by the key.
`Object`
EnumControl.`getValue()`
Obtains this control's current value.
`Object[]`
EnumControl.`getValues()`
Returns the set of possible values for this control.
Methods in javax.sound.sampled that return types with arguments of type Object
Modifier and Type
Method
Description
`Map<String,Object>`
AudioFileFormat.`properties()`
Obtain an unmodifiable map of properties.
`Map<String,Object>`
AudioFormat.`properties()`
Obtain an unmodifiable map of properties.
Methods in javax.sound.sampled with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
AudioFileFormat.Type.`equals(Object obj)`
Indicates whether the specified object is equal to this file type, returning `true` if the objects are equal.
`final boolean`
AudioFormat.Encoding.`equals(Object obj)`
Indicates whether the specified object is equal to this encoding, returning `true` if the objects are equal.
`final boolean`
Control.Type.`equals(Object obj)`
Indicates whether the specified object is equal to this control type, returning `true` if the objects are the same.
`final boolean`
LineEvent.Type.`equals(Object obj)`
Indicates whether the specified object is equal to this event type, returning `true` if the objects are the same.
`final boolean`
Mixer.Info.`equals(Object obj)`
Indicates whether the specified object is equal to this info object, returning `true` if the objects are the same.
`final boolean`
Port.Info.`equals(Object obj)`
Indicates whether the specified object is equal to this info object, returning `true` if the objects are the same.
`final boolean`
ReverbType.`equals(Object obj)`
Indicates whether the specified object is equal to this reverb type, returning `true` if the objects are the same.
`void`
EnumControl.`setValue(Object value)`
Sets the current value for the control.
Constructors in javax.sound.sampled with parameters of type Object
Modifier
Constructor
Description
`protected`
`EnumControl(EnumControl.Type type, Object[] values, Object value)`
Constructs a new enumerated control object with the given parameters.
Constructor parameters in javax.sound.sampled with type arguments of type Object
Modifier
Constructor
Description
``
`AudioFileFormat(AudioFileFormat.Type type, AudioFormat format, int frameLength, Map<String,Object> properties)`
Construct an audio file format object with a set of defined properties.
``
`AudioFormat(AudioFormat.Encoding encoding, float sampleRate, int sampleSizeInBits, int channels, int frameSize, float frameRate, boolean bigEndian, Map<String,Object> properties)`
Constructs an `AudioFormat` with the given parameters.

## Uses of Object in javax.sound.sampled.spi

Subclasses of Object in javax.sound.sampled.spi
Modifier and Type
Class
Description
`class`
`AudioFileReader`
Provider for audio file reading services.
`class`
`AudioFileWriter`
Provider for audio file writing services.
`class`
`FormatConversionProvider`
A format conversion provider provides format conversion services from one or more input formats to one or more output formats.
`class`
`MixerProvider`
A provider or factory for a particular mixer type.

## Uses of Object in javax.sql

Subclasses of Object in javax.sql
Modifier and Type
Class
Description
`class`
`ConnectionEvent`
An `Event` object that provides information about the source of a connection-related event.
`class`
`RowSetEvent`
An `Event` object generated when an event occurs to a `RowSet` object.
`class`
`StatementEvent`
A `StatementEvent` is sent to all `StatementEventListener`s which were registered with a `PooledConnection`.
Methods in javax.sql that return Object
Modifier and Type
Method
Description
`Object[]`
RowSetInternal.`getParams()`
Retrieves the parameters that have been set for this `RowSet` object's command.
Methods in javax.sql with parameters of type Object
Modifier and Type
Method
Description
`void`
RowSet.`setObject(int parameterIndex, Object x)`
Sets the designated parameter in this `RowSet` object's command with a Java `Object`.
`void`
RowSet.`setObject(int parameterIndex, Object x, int targetSqlType)`
Sets the designated parameter in this `RowSet` object's command with a Java `Object`.
`void`
RowSet.`setObject(int parameterIndex, Object x, int targetSqlType, int scaleOrLength)`
Sets the designated parameter in this `RowSet` object's command with the given Java `Object`.
`void`
RowSet.`setObject(String parameterName, Object x)`
Sets the value of the designated parameter with the given object.
`void`
RowSet.`setObject(String parameterName, Object x, int targetSqlType)`
Sets the value of the designated parameter with the given object.
`void`
RowSet.`setObject(String parameterName, Object x, int targetSqlType, int scale)`
Sets the value of the designated parameter with the given object.

## Uses of Object in javax.sql.rowset

Subclasses of Object in javax.sql.rowset
Modifier and Type
Class
Description
`class`
`BaseRowSet`
An abstract class providing a `RowSet` object with its basic functionality.
`class`
`RowSetMetaDataImpl`
Provides implementations for the methods that set and get metadata information about a `RowSet` object's columns.
`class`
`RowSetProvider`
A factory API that enables applications to obtain a `RowSetFactory` implementation that can be used to create different types of `RowSet` implementations.
`class`
`RowSetWarning`
An extension of `SQLException` that provides information about database warnings set on `RowSet` objects.
Methods in javax.sql.rowset that return Object
Modifier and Type
Method
Description
`Object[]`
BaseRowSet.`getParams()`
Retrieves an array containing the parameter values (both Objects and primitives) that have been set for this `RowSet` object's command and throws an `SQLException` object if all parameters have not been set.
Methods in javax.sql.rowset with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Predicate.`evaluate(Object value, int column)`
This method is called by a `FilteredRowSet` object to check whether the value lies between the filtering criterion (or criteria if multiple constraints exist) set using the `setFilter()` method.
`boolean`
Predicate.`evaluate(Object value, String columnName)`
This method is called by the `FilteredRowSet` object to check whether the value lies between the filtering criteria set using the setFilter method.
`void`
BaseRowSet.`setObject(int parameterIndex, Object x)`
Sets the designated parameter to an `Object` in the Java programming language.
`void`
BaseRowSet.`setObject(int parameterIndex, Object x, int targetSqlType)`
Sets the value of the designated parameter with the given `Object` value.
`void`
BaseRowSet.`setObject(int parameterIndex, Object x, int targetSqlType, int scale)`
Sets the designated parameter to an `Object` in the Java programming language.
`void`
BaseRowSet.`setObject(String parameterName, Object x)`
Sets the value of the designated parameter with the given object.
`void`
BaseRowSet.`setObject(String parameterName, Object x, int targetSqlType)`
Sets the value of the designated parameter with the given object.
`void`
BaseRowSet.`setObject(String parameterName, Object x, int targetSqlType, int scale)`
Sets the value of the designated parameter with the given object.

## Uses of Object in javax.sql.rowset.serial

Subclasses of Object in javax.sql.rowset.serial
Modifier and Type
Class
Description
`class`
`SerialArray`
A serialized version of an `Array` object, which is the mapping in the Java programming language of an SQL `ARRAY` value.
`class`
`SerialBlob`
A serialized mapping in the Java programming language of an SQL `BLOB` value.
`class`
`SerialClob`
A serialized mapping in the Java programming language of an SQL `CLOB` value.
`class`
`SerialDatalink`
A serialized mapping in the Java programming language of an SQL `DATALINK` value.
`class`
`SerialException`
Indicates and an error with the serialization or de-serialization of SQL types such as `BLOB, CLOB, STRUCT or ARRAY` in addition to SQL types such as `DATALINK and JAVAOBJECT`
`class`
`SerialJavaObject`
A serializable mapping in the Java programming language of an SQL `JAVA_OBJECT` value.
`class`
`SerialRef`
A serialized mapping of a `Ref` object, which is the mapping in the Java programming language of an SQL `REF` value.
`class`
`SerialStruct`
A serialized mapping in the Java programming language of an SQL structured type.
`class`
`SQLInputImpl`
An input stream used for custom mapping user-defined types (UDTs).
`class`
`SQLOutputImpl`
The output stream for writing the attributes of a custom-mapped user-defined type (UDT) back to the database.
Methods in javax.sql.rowset.serial that return Object
Modifier and Type
Method
Description
`Object`
SerialArray.`clone()`
Returns a clone of this `SerialArray`.
`Object`
SerialBlob.`clone()`
Returns a clone of this `SerialBlob`.
`Object`
SerialClob.`clone()`
Returns a clone of this `SerialClob`.
`Object`
SerialDatalink.`clone()`
Returns a clone of this `SerialDatalink`.
`Object`
SerialJavaObject.`clone()`
Returns a clone of this `SerialJavaObject`.
`Object`
SerialRef.`clone()`
Returns a clone of this `SerialRef`.
`Object`
SerialStruct.`clone()`
Returns a clone of this `SerialStruct`.
`Object`
SerialArray.`getArray()`
Returns a new array that is a copy of this `SerialArray` object.
`Object`
SerialArray.`getArray(long index, int count)`
Returns a new array that is a copy of a slice of this `SerialArray` object, starting with the element at the given index and containing the given number of consecutive elements.
`Object`
SerialArray.`getArray(long index, int count, Map<String,Class<?>> map)`
Returns a new array that is a copy of a slice of this `SerialArray` object, starting with the element at the given index and containing the given number of consecutive elements.
`Object`
SerialArray.`getArray(Map<String,Class<?>> map)`
Returns a new array that is a copy of this `SerialArray` object, using the given type map for the custom mapping of each element when the elements are SQL UDTs.
`Object[]`
SerialStruct.`getAttributes()`
Retrieves an array of `Object` values containing the attributes of the SQL structured type that this `SerialStruct` object represents.
`Object[]`
SerialStruct.`getAttributes(Map<String,Class<?>> map)`
Retrieves the attributes for the SQL structured type that this `SerialStruct` represents as an array of `Object` values, using the given type map for custom mapping if appropriate.
`Object`
SerialJavaObject.`getObject()`
Returns an `Object` that is a copy of this `SerialJavaObject` object.
`Object`
SerialRef.`getObject()`
Returns an `Object` representing the SQL structured type to which this `SerialRef` object refers.
`Object`
SerialRef.`getObject(Map<String,Class<?>> map)`
Returns an `Object` representing the SQL structured type to which this `SerialRef` object refers.
`Object`
SQLInputImpl.`readObject()`
Retrieves the value at the head of this `SQLInputImpl` object as an `Object` in the Java programming language.
Methods in javax.sql.rowset.serial with parameters of type Object
Modifier and Type
Method
Description
`boolean`
SerialArray.`equals(Object obj)`
Compares this SerialArray to the specified object.
`boolean`
SerialBlob.`equals(Object obj)`
Compares this SerialBlob to the specified object.
`boolean`
SerialClob.`equals(Object obj)`
Compares this SerialClob to the specified object.
`boolean`
SerialDatalink.`equals(Object obj)`
Compares this `SerialDatalink` to the specified object.
`boolean`
SerialJavaObject.`equals(Object o)`
Compares this SerialJavaObject to the specified object.
`boolean`
SerialRef.`equals(Object obj)`
Compares this SerialRef to the specified object.
`boolean`
SerialStruct.`equals(Object obj)`
Compares this SerialStruct to the specified object.
`void`
SerialRef.`setObject(Object obj)`
Sets the SQL structured type that this `SerialRef` object references to the given `Object` object.
Constructors in javax.sql.rowset.serial with parameters of type Object
Modifier
Constructor
Description
``
`SerialJavaObject(Object obj)`
Constructor for `SerialJavaObject` helper class.
``
`SQLInputImpl(Object[] attributes, Map<String,Class<?>> map)`
Creates an `SQLInputImpl` object initialized with the given array of attributes and the given type map.

## Uses of Object in javax.sql.rowset.spi

Subclasses of Object in javax.sql.rowset.spi
Modifier and Type
Class
Description
`class`
`SyncFactory`
The Service Provider Interface (SPI) mechanism that generates `SyncProvider` instances to be used by disconnected `RowSet` objects.
`class`
`SyncFactoryException`
Indicates an error with `SyncFactory` mechanism.
`class`
`SyncProvider`
The synchronization mechanism that provides reader/writer capabilities for disconnected `RowSet` objects.
`class`
`SyncProviderException`
Indicates an error with the `SyncProvider` mechanism.
Methods in javax.sql.rowset.spi that return Object
Modifier and Type
Method
Description
`Object`
SyncResolver.`getConflictValue(int index)`
Retrieves the value in the designated column in the current row of this `SyncResolver` object, which is the value in the data source that caused a conflict.
`Object`
SyncResolver.`getConflictValue(String columnName)`
Retrieves the value in the designated column in the current row of this `SyncResolver` object, which is the value in the data source that caused a conflict.
Methods in javax.sql.rowset.spi with parameters of type Object
Modifier and Type
Method
Description
`void`
SyncResolver.`setResolvedValue(int index, Object obj)`
Sets obj as the value in column index in the current row of the `RowSet` object that is being synchronized.
`void`
SyncResolver.`setResolvedValue(String columnName, Object obj)`
Sets obj as the value in column columnName in the current row of the `RowSet` object that is being synchronized.

## Uses of Object in javax.swing

Subclasses of Object in javax.swing
Modifier and Type
Class
Description
`class`
`AbstractAction`
This class provides default implementations for the JFC `Action` interface.
`class`
`AbstractButton`
Defines common behaviors for buttons and menu items.
`protected class`
`AbstractButton.AccessibleAbstractButton`
This class implements accessibility support for the `AbstractButton` class.
`protected class`
`AbstractButton.ButtonChangeListener`
Extends `ChangeListener` to be serializable.
`class`
`AbstractCellEditor`
A base class for `CellEditors`, providing default implementations for the methods in the `CellEditor` interface except `getCellEditorValue()`.
`class`
`AbstractListModel<E>`
The abstract definition for the data model that provides a `List` with its contents.
`class`
`AbstractSpinnerModel`
This class provides the ChangeListener part of the SpinnerModel interface that should be suitable for most concrete SpinnerModel implementations.
`class`
`ActionMap`
`ActionMap` provides mappings from `Object`s (called keys or `Action` names) to `Action`s.
`class`
`BorderFactory`
Factory class for vending standard `Border` objects.
`class`
`Box`
A lightweight container that uses a BoxLayout object as its layout manager.
`protected class`
`Box.AccessibleBox`
This class implements accessibility support for the `Box` class.
`static class`
`Box.Filler`
An implementation of a lightweight component that participates in layout but has no view.
`protected class`
`Box.Filler.AccessibleBoxFiller`
This class implements accessibility support for the `Box.Filler` class.
`class`
`BoxLayout`
A layout manager that allows multiple components to be laid out either vertically or horizontally.
`class`
`ButtonGroup`
This class is used to create a multiple-exclusion scope for a set of buttons.
`class`
`CellRendererPane`
This class is inserted in between cell renderers and the components that use them.
`protected class`
`CellRendererPane.AccessibleCellRendererPane`
This class implements accessibility support for the `CellRendererPane` class.
`class`
`ComponentInputMap`
A `ComponentInputMap` is an `InputMap` associated with a particular `JComponent`.
`class`
`DebugGraphics`
Graphics subclass supporting graphics debugging.
`class`
`DefaultBoundedRangeModel`
A generic implementation of BoundedRangeModel.
`class`
`DefaultButtonModel`
The default implementation of a `Button` component's data model.
`class`
`DefaultCellEditor`
The default editor for table and tree cells.
`protected class`
`DefaultCellEditor.EditorDelegate`
The protected `EditorDelegate` class.
`class`
`DefaultComboBoxModel<E>`
The default model for combo boxes.
`class`
`DefaultDesktopManager`
This is an implementation of the `DesktopManager`.
`class`
`DefaultFocusManager`
This class has been obsoleted by the 1.4 focus APIs.
`class`
`DefaultListCellRenderer`
Renders an item in a list.
`static class`
`DefaultListCellRenderer.UIResource`
A subclass of DefaultListCellRenderer that implements UIResource.
`class`
`DefaultListModel<E>`
This class loosely implements the `java.util.Vector` API, in that it implements the 1.1.x version of `java.util.Vector`, has no collection class support, and notifies the `ListDataListener`s when changes occur.
`class`
`DefaultListSelectionModel`
Default data model for list selections.
`class`
`DefaultRowSorter<M,I>`
An implementation of `RowSorter` that provides sorting and filtering around a grid-based data model.
`protected static class`
`DefaultRowSorter.ModelWrapper<M,I>`
`DefaultRowSorter.ModelWrapper` is responsible for providing the data that gets sorted by `DefaultRowSorter`.
`class`
`DefaultSingleSelectionModel`
A generic implementation of SingleSelectionModel.
`class`
`FocusManager`
This class has been obsoleted by the 1.4 focus APIs.
`class`
`GrayFilter`
An image filter that "disables" an image by turning it into a grayscale image, and brightening the pixels in the image.
`class`
`GroupLayout`
`GroupLayout` is a `LayoutManager` that hierarchically groups components in order to position them in a `Container`.
`class`
`GroupLayout.Group`
`Group` provides the basis for the two types of operations supported by `GroupLayout`: laying out components one after another (`SequentialGroup`) or aligned (`ParallelGroup`).
`class`
`GroupLayout.ParallelGroup`
A `Group` that aligns and sizes its children.
`final class`
`GroupLayout.SequentialGroup`
A `Group` that positions and sizes its elements sequentially, one after another.
`class`
`ImageIcon`
An implementation of the Icon interface that paints Icons from Images.
`protected class`
`ImageIcon.AccessibleImageIcon`
This class implements accessibility support for the `ImageIcon` class.
`class`
`InputMap`
`InputMap` provides a binding between an input event (currently only `KeyStroke`s are used) and an `Object`.
`class`
`InputVerifier`
This class provides the validation mechanism for Swing components.
`class`
`InternalFrameFocusTraversalPolicy`
A FocusTraversalPolicy which can optionally provide an algorithm for determining a JInternalFrame's initial Component.
`class`
`JApplet`
Deprecated, for removal: This API element is subject to removal in a future version.
The Applet API is deprecated, no replacement.
`protected class`
`JApplet.AccessibleJApplet`
Deprecated, for removal: This API element is subject to removal in a future version.
This class implements accessibility support for the `JApplet` class.
`class`
`JButton`
An implementation of a "push" button.
`protected class`
`JButton.AccessibleJButton`
This class implements accessibility support for the `JButton` class.
`class`
`JCheckBox`
An implementation of a check box -- an item that can be selected or deselected, and which displays its state to the user.
`protected class`
`JCheckBox.AccessibleJCheckBox`
This class implements accessibility support for the `JCheckBox` class.
`class`
`JCheckBoxMenuItem`
A menu item that can be selected or deselected.
`protected class`
`JCheckBoxMenuItem.AccessibleJCheckBoxMenuItem`
This class implements accessibility support for the `JCheckBoxMenuItem` class.
`class`
`JColorChooser`
`JColorChooser` provides a pane of controls designed to allow a user to manipulate and select a color.
`protected class`
`JColorChooser.AccessibleJColorChooser`
This class implements accessibility support for the `JColorChooser` class.
`class`
`JComboBox<E>`
A component that combines a button or editable field and a drop-down list.
`protected class`
`JComboBox.AccessibleJComboBox`
This class implements accessibility support for the `JComboBox` class.
`class`
`JComponent`
The base class for all Swing components except top-level containers.
`class`
`JComponent.AccessibleJComponent`
Inner class of JComponent used to provide default support for accessibility.
`protected class`
`JComponent.AccessibleJComponent.AccessibleContainerHandler`
Fire PropertyChange listener, if one is registered, when children added/removed.
`protected class`
`JComponent.AccessibleJComponent.AccessibleFocusHandler`
Deprecated.
This class is no longer used or needed.
`class`
`JDesktopPane`
A container used to create a multiple-document interface or a virtual desktop.
`protected class`
`JDesktopPane.AccessibleJDesktopPane`
This class implements accessibility support for the `JDesktopPane` class.
`class`
`JDialog`
The main class for creating a dialog window.
`protected class`
`JDialog.AccessibleJDialog`
This class implements accessibility support for the `JDialog` class.
`class`
`JEditorPane`
A text component to edit various kinds of content.
`protected class`
`JEditorPane.AccessibleJEditorPane`
This class implements accessibility support for the `JEditorPane` class.
`protected class`
`JEditorPane.AccessibleJEditorPaneHTML`
This class provides support for `AccessibleHypertext`, and is used in instances where the `EditorKit` installed in this `JEditorPane` is an instance of `HTMLEditorKit`.
`protected class`
`JEditorPane.JEditorPaneAccessibleHypertextSupport`
What's returned by `AccessibleJEditorPaneHTML.getAccessibleText`.
`class`
`JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink`
An HTML link.
`class`
`JFileChooser`
`JFileChooser` provides a simple mechanism for the user to choose a file.
`protected class`
`JFileChooser.AccessibleJFileChooser`
This class implements accessibility support for the `JFileChooser` class.
`class`
`JFormattedTextField`
`JFormattedTextField` extends `JTextField` adding support for formatting arbitrary values, as well as retrieving a particular object once the user has edited the text.
`static class`
`JFormattedTextField.AbstractFormatter`
Instances of `AbstractFormatter` are used by `JFormattedTextField` to handle the conversion both from an Object to a String, and back from a String to an Object.
`static class`
`JFormattedTextField.AbstractFormatterFactory`
Instances of `AbstractFormatterFactory` are used by `JFormattedTextField` to obtain instances of `AbstractFormatter` which in turn are used to format values.
`class`
`JFrame`
An extended version of `java.awt.Frame` that adds support for the JFC/Swing component architecture.
`protected class`
`JFrame.AccessibleJFrame`
This class implements accessibility support for the `JFrame` class.
`class`
`JInternalFrame`
A lightweight object that provides many of the features of a native frame, including dragging, closing, becoming an icon, resizing, title display, and support for a menu bar.
`protected class`
`JInternalFrame.AccessibleJInternalFrame`
This class implements accessibility support for the `JInternalFrame` class.
`static class`
`JInternalFrame.JDesktopIcon`
This component represents an iconified version of a `JInternalFrame`.
`protected class`
`JInternalFrame.JDesktopIcon.AccessibleJDesktopIcon`
This class implements accessibility support for the `JInternalFrame.JDesktopIcon` class.
`class`
`JLabel`
A display area for a short text string or an image, or both.
`protected class`
`JLabel.AccessibleJLabel`
The class used to obtain the accessible role for this object.
`final class`
`JLayer<V extends Component>`
`JLayer` is a universal decorator for Swing components which enables you to implement various advanced painting effects as well as receive notifications of all `AWTEvent`s generated within its borders.
`class`
`JLayeredPane`
`JLayeredPane` adds depth to a JFC/Swing container, allowing components to overlap each other when needed.
`protected class`
`JLayeredPane.AccessibleJLayeredPane`
This class implements accessibility support for the `JLayeredPane` class.
`class`
`JList<E>`
A component that displays a list of objects and allows the user to select one or more items.
`protected class`
`JList.AccessibleJList`
This class implements accessibility support for the `JList` class.
`protected class`
`JList.AccessibleJList.AccessibleJListChild`
This class implements accessibility support appropriate for list children.
`static final class`
`JList.DropLocation`
A subclass of `TransferHandler.DropLocation` representing a drop location for a `JList`.
`class`
`JMenu`
An implementation of a menu -- a popup window containing `JMenuItem`s that is displayed when the user selects an item on the `JMenuBar`.
`protected class`
`JMenu.AccessibleJMenu`
This class implements accessibility support for the `JMenu` class.
`protected class`
`JMenu.WinListener`
A listener class that watches for a popup window closing.
`class`
`JMenuBar`
An implementation of a menu bar.
`protected class`
`JMenuBar.AccessibleJMenuBar`
This class implements accessibility support for the `JMenuBar` class.
`class`
`JMenuItem`
An implementation of an item in a menu.
`protected class`
`JMenuItem.AccessibleJMenuItem`
This class implements accessibility support for the `JMenuItem` class.
`class`
`JOptionPane`
`JOptionPane` makes it easy to pop up a standard dialog box that prompts users for a value or informs them of something.
`protected class`
`JOptionPane.AccessibleJOptionPane`
This class implements accessibility support for the `JOptionPane` class.
`class`
`JPanel`
`JPanel` is a generic lightweight container.
`protected class`
`JPanel.AccessibleJPanel`
This class implements accessibility support for the `JPanel` class.
`class`
`JPasswordField`
`JPasswordField` is a lightweight component that allows the editing of a single line of text where the view indicates something was typed, but does not show the original characters.
`protected class`
`JPasswordField.AccessibleJPasswordField`
This class implements accessibility support for the `JPasswordField` class.
`class`
`JPopupMenu`
An implementation of a popup menu -- a small window that pops up and displays a series of choices.
`protected class`
`JPopupMenu.AccessibleJPopupMenu`
This class implements accessibility support for the `JPopupMenu` class.
`static class`
`JPopupMenu.Separator`
A popup menu-specific separator.
`class`
`JProgressBar`
A component that visually displays the progress of some task.
`protected class`
`JProgressBar.AccessibleJProgressBar`
This class implements accessibility support for the `JProgressBar` class.
`class`
`JRadioButton`
An implementation of a radio button -- an item that can be selected or deselected, and which displays its state to the user.
`protected class`
`JRadioButton.AccessibleJRadioButton`
This class implements accessibility support for the `JRadioButton` class.
`class`
`JRadioButtonMenuItem`
An implementation of a radio button menu item.
`protected class`
`JRadioButtonMenuItem.AccessibleJRadioButtonMenuItem`
This class implements accessibility support for the `JRadioButtonMenuItem` class.
`class`
`JRootPane`
A lightweight container used behind the scenes by `JFrame`, `JDialog`, `JWindow`, `JApplet`, and `JInternalFrame`.
`protected class`
`JRootPane.AccessibleJRootPane`
This class implements accessibility support for the `JRootPane` class.
`protected class`
`JRootPane.RootLayout`
A custom layout manager that is responsible for the layout of layeredPane, glassPane, and menuBar.
`class`
`JScrollBar`
An implementation of a scrollbar.
`protected class`
`JScrollBar.AccessibleJScrollBar`
This class implements accessibility support for the `JScrollBar` class.
`class`
`JScrollPane`
Provides a scrollable view of a lightweight component.
`protected class`
`JScrollPane.AccessibleJScrollPane`
This class implements accessibility support for the `JScrollPane` class.
`protected class`
`JScrollPane.ScrollBar`
By default `JScrollPane` creates scrollbars that are instances of this class.
`class`
`JSeparator`
`JSeparator` provides a general purpose component for implementing divider lines - most commonly used as a divider between menu items that breaks them up into logical groupings.
`protected class`
`JSeparator.AccessibleJSeparator`
This class implements accessibility support for the `JSeparator` class.
`class`
`JSlider`
A component that lets the user graphically select a value by sliding a knob within a bounded interval.
`protected class`
`JSlider.AccessibleJSlider`
This class implements accessibility support for the `JSlider` class.
`class`
`JSpinner`
A single line input field that lets the user select a number or an object value from an ordered sequence.
`protected class`
`JSpinner.AccessibleJSpinner`
`AccessibleJSpinner` implements accessibility support for the `JSpinner` class.
`static class`
`JSpinner.DateEditor`
An editor for a `JSpinner` whose model is a `SpinnerDateModel`.
`static class`
`JSpinner.DefaultEditor`
A simple base class for more specialized editors that displays a read-only view of the model's current value with a `JFormattedTextField`.
`static class`
`JSpinner.ListEditor`
An editor for a `JSpinner` whose model is a `SpinnerListModel`.
`static class`
`JSpinner.NumberEditor`
An editor for a `JSpinner` whose model is a `SpinnerNumberModel`.
`class`
`JSplitPane`
`JSplitPane` is used to divide two (and only two) `Component`s.
`protected class`
`JSplitPane.AccessibleJSplitPane`
This class implements accessibility support for the `JSplitPane` class.
`class`
`JTabbedPane`
A component that lets the user switch between a group of components by clicking on a tab with a given title and/or icon.
`protected class`
`JTabbedPane.AccessibleJTabbedPane`
This class implements accessibility support for the `JTabbedPane` class.
`protected class`
`JTabbedPane.ModelListener`
We pass `ModelChanged` events along to the listeners with the tabbedpane (instead of the model itself) as the event source.
`class`
`JTable`
The `JTable` is used to display and edit regular two-dimensional tables of cells.
`protected class`
`JTable.AccessibleJTable`
This class implements accessibility support for the `JTable` class.
`protected class`
`JTable.AccessibleJTable.AccessibleJTableCell`
The class provides an implementation of the Java Accessibility API appropriate to table cells.
`protected class`
`JTable.AccessibleJTable.AccessibleJTableModelChange`
Describes a change in the accessible table model.
`static final class`
`JTable.DropLocation`
A subclass of `TransferHandler.DropLocation` representing a drop location for a `JTable`.
`class`
`JTextArea`
A `JTextArea` is a multi-line area that displays plain text.
`protected class`
`JTextArea.AccessibleJTextArea`
This class implements accessibility support for the `JTextArea` class.
`class`
`JTextField`
`JTextField` is a lightweight component that allows the editing of a single line of text.
`protected class`
`JTextField.AccessibleJTextField`
This class implements accessibility support for the `JTextField` class.
`class`
`JTextPane`
A text component that can be marked up with attributes that are represented graphically.
`class`
`JToggleButton`
An implementation of a two-state button.
`protected class`
`JToggleButton.AccessibleJToggleButton`
This class implements accessibility support for the `JToggleButton` class.
`static class`
`JToggleButton.ToggleButtonModel`
The ToggleButton model
`class`
`JToolBar`
`JToolBar` provides a component that is useful for displaying commonly used `Action`s or controls.
`protected class`
`JToolBar.AccessibleJToolBar`
This class implements accessibility support for the `JToolBar` class.
`static class`
`JToolBar.Separator`
A toolbar-specific separator.
`class`
`JToolTip`
Used to display a "Tip" for a Component.
`protected class`
`JToolTip.AccessibleJToolTip`
This class implements accessibility support for the `JToolTip` class.
`class`
`JTree`
A control that displays a set of hierarchical data as an outline.
`protected class`
`JTree.AccessibleJTree`
This class implements accessibility support for the `JTree` class.
`protected class`
`JTree.AccessibleJTree.AccessibleJTreeNode`
This class implements accessibility support for the `JTree` child.
`static final class`
`JTree.DropLocation`
A subclass of `TransferHandler.DropLocation` representing a drop location for a `JTree`.
`static class`
`JTree.DynamicUtilTreeNode`
`DynamicUtilTreeNode` can wrap vectors/hashtables/arrays/strings and create the appropriate children tree nodes as necessary.
`protected static class`
`JTree.EmptySelectionModel`
`EmptySelectionModel` is a `TreeSelectionModel` that does not allow anything to be selected.
`protected class`
`JTree.TreeModelHandler`
Listens to the model and updates the `expandedState` accordingly when nodes are removed, or changed.
`protected class`
`JTree.TreeSelectionRedirector`
Handles creating a new `TreeSelectionEvent` with the `JTree` as the source and passing it off to all the listeners.
`class`
`JViewport`
The "viewport" or "porthole" through which you see the underlying information.
`protected class`
`JViewport.AccessibleJViewport`
This class implements accessibility support for the `JViewport` class.
`protected class`
`JViewport.ViewListener`
A listener for the view.
`class`
`JWindow`
A `JWindow` is a container that can be displayed anywhere on the user's desktop.
`protected class`
`JWindow.AccessibleJWindow`
This class implements accessibility support for the `JWindow` class.
`class`
`KeyStroke`
A KeyStroke represents a key action on the keyboard, or equivalent input device.
`class`
`LayoutFocusTraversalPolicy`
A SortingFocusTraversalPolicy which sorts Components based on their size, position, and orientation.
`class`
`LayoutStyle`
`LayoutStyle` provides information about how to position components.
`class`
`LookAndFeel`
`LookAndFeel`, as the name implies, encapsulates a look and feel.
`class`
`MenuSelectionManager`
A MenuSelectionManager owns the selection in menu hierarchy.
`class`
`OverlayLayout`
A layout manager to arrange components over the top of each other.
`class`
`Popup`
Popups are used to display a `Component` to the user, typically on top of all the other `Component`s in a particular containment hierarchy.
`class`
`PopupFactory`
`PopupFactory`, as the name implies, is used to obtain instances of `Popup`s.
`class`
`ProgressMonitor`
A class to monitor the progress of some operation.
`protected class`
`ProgressMonitor.AccessibleProgressMonitor`
`AccessibleProgressMonitor` implements accessibility support for the `ProgressMonitor` class.
`class`
`ProgressMonitorInputStream`
Monitors the progress of reading from some InputStream.
`class`
`RepaintManager`
This class manages repaint requests, allowing the number of repaints to be minimized, for example by collapsing multiple requests into a single repaint for members of a component tree.
`class`
`RowFilter<M,I>`
`RowFilter` is used to filter out entries from the model so that they are not shown in the view.
`static class`
`RowFilter.Entry<M,I>`
An `Entry` object is passed to instances of `RowFilter`, allowing the filter to get the value of the entry's data, and thus to determine whether the entry should be shown.
`class`
`RowSorter<M>`
`RowSorter` provides the basis for sorting and filtering.
`static class`
`RowSorter.SortKey`
SortKey describes the sort order for a particular column.
`class`
`ScrollPaneLayout`
The layout manager used by `JScrollPane`.
`static class`
`ScrollPaneLayout.UIResource`
The UI resource version of `ScrollPaneLayout`.
`class`
`SizeRequirements`
For the convenience of layout managers, calculates information about the size and position of components.
`class`
`SizeSequence`
A `SizeSequence` object efficiently maintains an ordered list of sizes and corresponding positions.
`class`
`SortingFocusTraversalPolicy`
A FocusTraversalPolicy that determines traversal order by sorting the Components of a focus traversal cycle based on a given Comparator.
`class`
`SpinnerDateModel`
A `SpinnerModel` for sequences of `Date`s.
`class`
`SpinnerListModel`
A simple implementation of `SpinnerModel` whose values are defined by an array or a `List`.
`class`
`SpinnerNumberModel`
A `SpinnerModel` for sequences of numbers.
`class`
`Spring`
An instance of the `Spring` class holds three properties that characterize its behavior: the minimum, preferred, and maximum values.
`class`
`SpringLayout`
A `SpringLayout` lays out the children of its associated container according to a set of constraints.
`static class`
`SpringLayout.Constraints`
A `Constraints` object holds the constraints that govern the way a component's size and position change in a container controlled by a `SpringLayout`.
`class`
`SwingUtilities`
A collection of utility methods for Swing.
`class`
`SwingWorker<T,V>`
An abstract class to perform lengthy GUI-interaction tasks in a background thread.
`class`
`Timer`
Fires one or more `ActionEvent`s at specified intervals.
`final class`
`ToolTipManager`
Manages all the `ToolTips` in the system.
`protected class`
`ToolTipManager.insideTimerAction`
Inside timer action.
`protected class`
`ToolTipManager.outsideTimerAction`
Outside timer action.
`protected class`
`ToolTipManager.stillInsideTimerAction`
Still inside timer action.
`class`
`TransferHandler`
This class is used to handle the transfer of a `Transferable` to and from Swing components.
`static class`
`TransferHandler.DropLocation`
Represents a location where dropped data should be inserted.
`static final class`
`TransferHandler.TransferSupport`
This class encapsulates all relevant details of a clipboard or drag and drop transfer, and also allows for customizing aspects of the drag and drop experience.
`class`
`UIDefaults`
A table of defaults for Swing components.
`static class`
`UIDefaults.LazyInputMap`
`LazyInputMap` will create a `InputMap` in its `createValue` method.
`static class`
`UIDefaults.ProxyLazyValue`
This class provides an implementation of `LazyValue` which can be used to delay loading of the Class for the instance to be created.
`class`
`UIManager`
`UIManager` manages the current look and feel, the set of available look and feels, `PropertyChangeListeners` that are notified when the look and feel changes, look and feel defaults, and convenience methods for obtaining various default values.
`static class`
`UIManager.LookAndFeelInfo`
Provides a little information about an installed `LookAndFeel` for the sake of configuring a menu or for initial application set up.
`class`
`UnsupportedLookAndFeelException`
An exception that indicates the requested look & feel management classes are not present on the user's system.
`class`
`ViewportLayout`
The default layout manager for `JViewport`.
Subclasses with type arguments of type Object in javax.swing
Modifier and Type
Class
Description
`class`
`UIDefaults`
A table of defaults for Swing components.
`class`
`UIDefaults`
A table of defaults for Swing components.
Classes in javax.swing that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`DefaultListCellRenderer`
Renders an item in a list.
Fields in javax.swing declared as Object
Modifier and Type
Field
Description
`protected Object`
JTree.DynamicUtilTreeNode.`childValue`
Value to create children with.
`protected Object`
JOptionPane.`initialSelectionValue`
Initial value to select in `selectionValues`.
`protected Object`
JOptionPane.`initialValue`
Value that should be initially selected in `options`.
`protected Object`
JOptionPane.`inputValue`
Value the user has input.
`protected Object`
JOptionPane.`message`
Message to display.
`protected Object[]`
JOptionPane.`options`
Options to display to the user.
`protected Object`
JComboBox.`selectedItemReminder`
This protected field is implementation specific.
`protected Object[]`
JOptionPane.`selectionValues`
Array of values the user can choose from.
`static final Object`
JOptionPane.`UNINITIALIZED_VALUE`
Indicates that the user has not yet selected a value.
`protected Object`
DefaultCellEditor.EditorDelegate.`value`
The value of this cell.
`protected Object`
JOptionPane.`value`
Currently selected value, will be a valid option, or `UNINITIALIZED_VALUE` or `null`.
Fields in javax.swing with type parameters of type Object
Modifier and Type
Field
Description
`protected Hashtable<Object,Object>`
JTable.`defaultEditorsByColumnClass`
A table of objects that display and edit the contents of a cell, indexed by class as declared in `getColumnClass` in the `TableModel` interface.
`protected Hashtable<Object,Object>`
JTable.`defaultEditorsByColumnClass`
A table of objects that display and edit the contents of a cell, indexed by class as declared in `getColumnClass` in the `TableModel` interface.
`protected Hashtable<Object,Object>`
JTable.`defaultRenderersByColumnClass`
A table of objects that display the contents of a cell, indexed by class as declared in `getColumnClass` in the `TableModel` interface.
`protected Hashtable<Object,Object>`
JTable.`defaultRenderersByColumnClass`
A table of objects that display the contents of a cell, indexed by class as declared in `getColumnClass` in the `TableModel` interface.
Methods in javax.swing that return Object
Modifier and Type
Method
Description
`Object[]`
ActionMap.`allKeys()`
Returns an array of the keys defined in this `ActionMap` and its parent.
`protected Object`
AbstractAction.`clone()`
Clones the abstract action.
`Object`
DefaultListSelectionModel.`clone()`
Returns a clone of this selection model with the same selection.
`protected Object`
JFormattedTextField.AbstractFormatter.`clone()`
Clones the `AbstractFormatter`.
`Object`
UIDefaults.ActiveValue.`createValue(UIDefaults table)`
Creates the value retrieved from the `UIDefaults` table.
`Object`
UIDefaults.LazyInputMap.`createValue(UIDefaults table)`
Creates an `InputMap` with the bindings that are passed in.
`Object`
UIDefaults.LazyValue.`createValue(UIDefaults table)`
Creates the actual value retrieved from the `UIDefaults` table.
`Object`
UIDefaults.ProxyLazyValue.`createValue(UIDefaults table)`
Creates the value retrieved from the `UIDefaults` table.
`Object`
InputMap.`get(KeyStroke keyStroke)`
Returns the binding for `keyStroke`, messaging the parent `InputMap` if the binding is not locally defined.
`Object`
UIDefaults.`get(Object key)`
Returns the value for key.
`Object`
UIDefaults.`get(Object key, Locale l)`
Returns the value for key associated with the given locale.
`static Object`
UIManager.`get(Object key)`
Returns an object from the defaults.
`static Object`
UIManager.`get(Object key, Locale l)`
Returns an object from the defaults that is appropriate for the given locale.
`Object`
JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink.`getAccessibleActionAnchor(int i)`
Return an object that represents the link anchor, as appropriate for that link.
`Object`
JEditorPane.JEditorPaneAccessibleHypertextSupport.HTMLLink.`getAccessibleActionObject(int i)`
Returns a URL object that represents the link.
`Object`
CellEditor.`getCellEditorValue()`
Returns the value contained in the editor.
`Object`
DefaultCellEditor.EditorDelegate.`getCellEditorValue()`
Returns the value of this cell.
`Object`
DefaultCellEditor.`getCellEditorValue()`
Forwards the message from the `CellEditor` to the `delegate`.
`final Object`
JComponent.`getClientProperty(Object key)`
Returns the value of the property with the specified key.
`static Object`
LookAndFeel.`getDesktopPropertyValue(String systemPropertyName, Object fallbackValue)`
Returns the value of the specified system desktop property by invoking `Toolkit.getDefaultToolkit().getDesktopProperty()`.
`Object`
JOptionPane.`getInitialSelectionValue()`
Returns the input value that is displayed as initially selected to the user.
`Object`
JOptionPane.`getInitialValue()`
Returns the initial value.
`Object`
JOptionPane.`getInputValue()`
Returns the value the user has input, if `wantsInput` is true.
`Object`
ComboBoxEditor.`getItem()`
Returns the edited item
`Object[]`
AbstractAction.`getKeys()`
Returns an array of `Object`s which are keys for which values have been set for this `AbstractAction`, or `null` if no keys have values set.
`Object`
JTree.`getLastSelectedPathComponent()`
Returns the last path component of the selected path.
`Object`
JOptionPane.`getMessage()`
Returns the message-object this pane displays.
`Object`
JSpinner.`getNextValue()`
Returns the object in the sequence that comes after the object returned by `getValue()`.
`Object`
SpinnerDateModel.`getNextValue()`
Returns the next `Date` in the sequence, or `null` if the next date is after `end`.
`Object`
SpinnerListModel.`getNextValue()`
Returns the next legal value of the underlying sequence or `null` if value is already the last element.
`Object`
SpinnerModel.`getNextValue()`
Return the object in the sequence that comes after the object returned by `getValue()`.
`Object`
SpinnerNumberModel.`getNextValue()`
Returns the next number in the sequence.
`Object[]`
JOptionPane.`getOptions()`
Returns the choices the user can make.
`Object`
JSpinner.`getPreviousValue()`
Returns the object in the sequence that comes before the object returned by `getValue()`.
`Object`
SpinnerDateModel.`getPreviousValue()`
Returns the previous `Date` in the sequence, or `null` if the previous date is before `start`.
`Object`
SpinnerListModel.`getPreviousValue()`
Returns the previous element of the underlying sequence or `null` if value is already the first element.
`Object`
SpinnerModel.`getPreviousValue()`
Return the object in the sequence that comes before the object returned by `getValue()`.
`Object`
SpinnerNumberModel.`getPreviousValue()`
Returns the previous number in the sequence.
`Object`
ComboBoxModel.`getSelectedItem()`
Returns the selected item
`Object`
DefaultComboBoxModel.`getSelectedItem()`
`Object`
JComboBox.`getSelectedItem()`
Returns the current selected item.
`Object[]`
AbstractButton.`getSelectedObjects()`
Returns an array (length 1) containing the label or `null` if the button is not selected.
`Object[]`
DefaultButtonModel.`getSelectedObjects()`
Overridden to return `null`.
`Object[]`
JCheckBoxMenuItem.`getSelectedObjects()`
Returns an array (length 1) containing the check box menu item label or null if the check box is not selected.
`Object[]`
JComboBox.`getSelectedObjects()`
Returns an array containing the selected item.
`Object[]`
JList.`getSelectedValues()`
Deprecated.
As of JDK 1.7, replaced by `JList.getSelectedValuesList()`
`Object[]`
JOptionPane.`getSelectionValues()`
Returns the input selection values.
`Object`
AbstractAction.`getValue(String key)`
Gets the `Object` associated with the specified key.
`Object`
Action.`getValue(String key)`
Gets one of this object's properties using the associated key.
`Object`
JFormattedTextField.`getValue()`
Returns the last valid value.
`Object`
JOptionPane.`getValue()`
Returns the value the user has selected.
`Object`
JSpinner.`getValue()`
Returns the current value of the model, typically this value is displayed by the `editor`.
`abstract Object`
RowFilter.Entry.`getValue(int index)`
Returns the value at the specified index.
`Object`
SpinnerDateModel.`getValue()`
Returns the current element in this sequence of `Date`s.
`Object`
SpinnerListModel.`getValue()`
Returns the current element of the sequence.
`Object`
SpinnerModel.`getValue()`
The current element of the sequence.
`Object`
SpinnerNumberModel.`getValue()`
Returns the value of the current element of the sequence.
`abstract Object`
DefaultRowSorter.ModelWrapper.`getValueAt(int row, int column)`
Returns the value at the specified index.
`Object`
JTable.`getValueAt(int row, int column)`
Returns the cell value at `row` and `column`.
`Object[]`
ActionMap.`keys()`
Returns the `Action` names that are bound in this `ActionMap`.
`static Object`
LookAndFeel.`makeIcon(Class<?> baseClass, String gifFile)`
Creates and returns a `UIDefault.LazyValue` that loads an image.
`Object`
UIDefaults.`put(Object key, Object value)`
Sets the value of `key` to `value` for all locales.
`static Object`
UIManager.`put(Object key, Object value)`
Stores an object in the developer defaults.
`static Object`
JOptionPane.`showInputDialog(Component parentComponent, Object message, String title, int messageType, Icon icon, Object[] selectionValues, Object initialSelectionValue)`
Prompts the user for input in a blocking dialog where the initial selection, possible selections, and all other options can be specified.
`static Object`
JOptionPane.`showInternalInputDialog(Component parentComponent, Object message, String title, int messageType, Icon icon, Object[] selectionValues, Object initialSelectionValue)`
Prompts the user for input in a blocking internal dialog where the initial selection, possible selections, and all other options can be specified.
`abstract Object`
JFormattedTextField.AbstractFormatter.`stringToValue(String text)`
Parses `text` returning an arbitrary Object.
`Object[]`
DefaultListModel.`toArray()`
Returns an array containing all of the elements in this list in the correct order.
Methods in javax.swing with parameters of type Object
Modifier and Type
Method
Description
`default boolean`
Action.`accept(Object sender)`
Determines whether the action should be performed with the specified sender object.
`void`
JTabbedPane.`add(Component component, Object constraints)`
Adds a `component` to the tabbed pane.
`void`
JTabbedPane.`add(Component component, Object constraints, int index)`
Adds a `component` at the specified tab index.
`protected void`
AbstractButton.`addImpl(Component comp, Object constraints, int index)`
Adds the specified component to this container at the specified index, refer to `Container.addImpl(Component, Object, int)` for a complete description of this method.
`protected void`
CellRendererPane.`addImpl(Component x, Object constraints, int index)`
If the specified component is already a child of this then we don't bother doing anything - stacking order doesn't matter for cell renderer components (CellRendererPane doesn't paint anyway).
`protected void`
JApplet.`addImpl(Component comp, Object constraints, int index)`
Deprecated, for removal: This API element is subject to removal in a future version.
Adds the specified child `Component`.
`protected void`
JDesktopPane.`addImpl(Component comp, Object constraints, int index)`
Adds the specified component to this container at the specified index.
`protected void`
JDialog.`addImpl(Component comp, Object constraints, int index)`
Adds the specified child `Component`.
`protected void`
JFrame.`addImpl(Component comp, Object constraints, int index)`
Adds the specified child `Component`.
`protected void`
JInternalFrame.`addImpl(Component comp, Object constraints, int index)`
Adds the specified child `Component`.
`protected void`
JLayer.`addImpl(Component comp, Object constraints, int index)`
This method is not supported by `JLayer` and always throws `UnsupportedOperationException`
`protected void`
JRootPane.`addImpl(Component comp, Object constraints, int index)`
Overridden to enforce the position of the glass component as the zero child.
`protected void`
JSplitPane.`addImpl(Component comp, Object constraints, int index)`
Adds the specified component to this split pane.
`protected void`
JToolBar.`addImpl(Component comp, Object constraints, int index)`
If a `JButton` is being added, it is initially set to be disabled.
`protected void`
JViewport.`addImpl(Component child, Object constraints, int index)`
Sets the `JViewport`'s one lightweight child, which can be `null`.
`protected void`
JWindow.`addImpl(Component comp, Object constraints, int index)`
Adds the specified child `Component`.
`void`
BoxLayout.`addLayoutComponent(Component comp, Object constraints)`
Not used by this class.
`void`
GroupLayout.`addLayoutComponent(Component component, Object constraints)`
Notification that a `Component` has been added to the parent container.
`void`
JRootPane.RootLayout.`addLayoutComponent(Component comp, Object constraints)`
`void`
OverlayLayout.`addLayoutComponent(Component comp, Object constraints)`
Adds the specified component to the layout, using the specified constraint object.
`void`
SpringLayout.`addLayoutComponent(Component component, Object constraints)`
If `constraints` is an instance of `SpringLayout.Constraints`, associates the constraints with the specified component.
`void`
JComboBox.`configureEditor(ComboBoxEditor anEditor, Object anItem)`
Initializes the editor with the specified item.
`boolean`
DefaultListModel.`contains(Object elem)`
Tests whether the specified object is a component in this list.
`String`
JTree.`convertValueToText(Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)`
Called by the renderers to convert the specified value to text.
`void`
DefaultListModel.`copyInto(Object[] anArray)`
Copies the components of this list into the specified array.
`static void`
JTree.DynamicUtilTreeNode.`createChildren(DefaultMutableTreeNode parent, Object children)`
Adds to parent all the children in `children`.
`protected static TreeModel`
JTree.`createTreeModel(Object value)`
Returns a `TreeModel` wrapping the specified object.
`boolean`
RowSorter.SortKey.`equals(Object o)`
Returns true if this object equals the specified object.
`protected void`
AbstractListModel.`fireContentsChanged(Object source, int index0, int index1)`
`AbstractListModel` subclasses must call this method after one or more elements of the list change.
`protected void`
AbstractListModel.`fireIntervalAdded(Object source, int index0, int index1)`
`AbstractListModel` subclasses must call this method after one or more elements are added to the model.
`protected void`
AbstractListModel.`fireIntervalRemoved(Object source, int index0, int index1)`
`AbstractListModel` subclasses must call this method after one or more elements are removed from the model.
`protected void`
AbstractAction.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Supports reporting bound property changes.
`protected void`
DefaultListCellRenderer.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Overridden for performance reasons.
`protected void`
JViewport.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Notifies listeners of a property change.
`final void`
SwingWorker.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Reports a bound property update to any registered listeners.
`protected void`
UIDefaults.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Support for reporting bound property changes.
`protected void`
JComponent.`fireVetoableChange(String propertyName, Object oldValue, Object newValue)`
Supports reporting constrained property changes.
`Action`
ActionMap.`get(Object key)`
Returns the binding for `key`, messaging the parent `ActionMap` if the binding is not locally defined.
`Object`
UIDefaults.`get(Object key)`
Returns the value for key.
`Object`
UIDefaults.`get(Object key, Locale l)`
Returns the value for key associated with the given locale.
`static Object`
UIManager.`get(Object key)`
Returns an object from the defaults.
`static Object`
UIManager.`get(Object key, Locale l)`
Returns an object from the defaults that is appropriate for the given locale.
`boolean`
UIDefaults.`getBoolean(Object key)`
If the value of `key` is boolean, return the boolean value, otherwise return false.
`boolean`
UIDefaults.`getBoolean(Object key, Locale l)`
If the value of `key` for the given `Locale` is boolean, return the boolean value, otherwise return false.
`static boolean`
UIManager.`getBoolean(Object key)`
Returns a boolean from the defaults which is associated with the key value.
`static boolean`
UIManager.`getBoolean(Object key, Locale l)`
Returns a boolean from the defaults which is associated with the key value and the given `Locale`.
`Border`
UIDefaults.`getBorder(Object key)`
If the value of `key` is a `Border` return it, otherwise return `null`.
`Border`
UIDefaults.`getBorder(Object key, Locale l)`
If the value of `key` for the given `Locale` is a `Border` return it, otherwise return `null`.
`static Border`
UIManager.`getBorder(Object key)`
Returns a border from the defaults.
`static Border`
UIManager.`getBorder(Object key, Locale l)`
Returns a border from the defaults that is appropriate for the given locale.
`final Object`
JComponent.`getClientProperty(Object key)`
Returns the value of the property with the specified key.
`Color`
UIDefaults.`getColor(Object key)`
If the value of `key` is a `Color` return it, otherwise return `null`.
`Color`
UIDefaults.`getColor(Object key, Locale l)`
If the value of `key` for the given `Locale` is a `Color` return it, otherwise return `null`.
`static Color`
UIManager.`getColor(Object key)`
Returns a color from the defaults.
`static Color`
UIManager.`getColor(Object key, Locale l)`
Returns a color from the defaults that is appropriate for the given locale.
`TableColumn`
JTable.`getColumn(Object identifier)`
Returns the `TableColumn` object for the column in the table whose identifier is equal to `identifier`, when compared using `equals`.
`static Object`
LookAndFeel.`getDesktopPropertyValue(String systemPropertyName, Object fallbackValue)`
Returns the value of the specified system desktop property by invoking `Toolkit.getDefaultToolkit().getDesktopProperty()`.
`Dimension`
UIDefaults.`getDimension(Object key)`
If the value of `key` is a `Dimension` return it, otherwise return `null`.
`Dimension`
UIDefaults.`getDimension(Object key, Locale l)`
If the value of `key` for the given `Locale` is a `Dimension` return it, otherwise return `null`.
`static Dimension`
UIManager.`getDimension(Object key)`
Returns a dimension from the defaults.
`static Dimension`
UIManager.`getDimension(Object key, Locale l)`
Returns a dimension from the defaults that is appropriate for the given locale.
`Font`
UIDefaults.`getFont(Object key)`
If the value of `key` is a `Font` return it, otherwise return `null`.
`Font`
UIDefaults.`getFont(Object key, Locale l)`
If the value of `key` for the given `Locale` is a `Font` return it, otherwise return `null`.
`static Font`
UIManager.`getFont(Object key)`
Returns a font from the defaults.
`static Font`
UIManager.`getFont(Object key, Locale l)`
Returns a font from the defaults that is appropriate for the given locale.
`Icon`
UIDefaults.`getIcon(Object key)`
If the value of `key` is an `Icon` return it, otherwise return `null`.
`Icon`
UIDefaults.`getIcon(Object key, Locale l)`
If the value of `key` for the given `Locale` is an `Icon` return it, otherwise return `null`.
`static Icon`
UIManager.`getIcon(Object key)`
Returns an `Icon` from the defaults.
`static Icon`
UIManager.`getIcon(Object key, Locale l)`
Returns an `Icon` from the defaults that is appropriate for the given locale.
`int`
DefaultComboBoxModel.`getIndexOf(Object anObject)`
Returns the index-position of the specified object in the list.
`Insets`
UIDefaults.`getInsets(Object key)`
If the value of `key` is an `Insets` return it, otherwise return `null`.
`Insets`
UIDefaults.`getInsets(Object key, Locale l)`
If the value of `key` for the given `Locale` is an `Insets` return it, otherwise return `null`.
`static Insets`
UIManager.`getInsets(Object key)`
Returns an `Insets` object from the defaults.
`static Insets`
UIManager.`getInsets(Object key, Locale l)`
Returns an `Insets` object from the defaults that is appropriate for the given locale.
`int`
UIDefaults.`getInt(Object key)`
If the value of `key` is an `Integer` return its integer value, otherwise return 0.
`int`
UIDefaults.`getInt(Object key, Locale l)`
If the value of `key` for the given `Locale` is an `Integer` return its integer value, otherwise return 0.
`static int`
UIManager.`getInt(Object key)`
Returns an integer from the defaults.
`static int`
UIManager.`getInt(Object key, Locale l)`
Returns an integer from the defaults that is appropriate for the given locale.
`Component`
DefaultListCellRenderer.`getListCellRendererComponent(JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus)`
`String`
UIDefaults.`getString(Object key)`
If the value of `key` is a `String` return it, otherwise return `null`.
`String`
UIDefaults.`getString(Object key, Locale l)`
If the value of `key` for the given `Locale` is a `String` return it, otherwise return `null`.
`static String`
UIManager.`getString(Object key)`
Returns a string from the defaults.
`static String`
UIManager.`getString(Object key, Locale l)`
Returns a string from the defaults that is appropriate for the given locale.
`Component`
DefaultCellEditor.`getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column)`
Implements the `TableCellEditor` interface.
`Component`
DefaultCellEditor.`getTreeCellEditorComponent(JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf, int row)`
Implements the `TreeCellEditor` interface.
`int`
DefaultListModel.`indexOf(Object elem)`
Searches for the first occurrence of `elem`.
`int`
DefaultListModel.`indexOf(Object elem, int index)`
Searches for the first occurrence of `elem`, beginning the search at `index`.
`static void`
LookAndFeel.`installProperty(JComponent c, String propertyName, Object propertyValue)`
Convenience method for installing a property with the specified name and value on a component if that property has not already been set by the developer.
`int`
DefaultListModel.`lastIndexOf(Object elem)`
Returns the index of the last occurrence of `elem`.
`int`
DefaultListModel.`lastIndexOf(Object elem, int index)`
Searches backwards for `elem`, starting from the specified index, and returns an index to it.
`static void`
LookAndFeel.`loadKeyBindings(InputMap retMap, Object[] keys)`
Populates an `InputMap` with the specified bindings.
`static ComponentInputMap`
LookAndFeel.`makeComponentInputMap(JComponent c, Object[] keys)`
Creates a `ComponentInputMapUIResource` from `keys`.
`static InputMap`
LookAndFeel.`makeInputMap(Object[] keys)`
Creates an `InputMapUIResource` from `keys`.
`static JTextComponent.KeyBinding[]`
LookAndFeel.`makeKeyBindings(Object[] keyBindingList)`
Convenience method for building an array of `KeyBindings`.
`static boolean`
SwingUtilities.`notifyAction(Action action, KeyStroke ks, KeyEvent event, Object sender, int modifiers)`
Invokes `actionPerformed` on `action` if `action` is non-`null` and accepts the sender object.
`protected final void`
SwingWorker.`publish(V... chunks)`
Sends data chunks to the `SwingWorker.process(List)` method.
`void`
ActionMap.`put(Object key, Action action)`
Adds a binding for `key` to `action`.
`void`
ComponentInputMap.`put(KeyStroke keyStroke, Object actionMapKey)`
Adds a binding for `keyStroke` to `actionMapKey`.
`void`
InputMap.`put(KeyStroke keyStroke, Object actionMapKey)`
Adds a binding for `keyStroke` to `actionMapKey`.
`Object`
UIDefaults.`put(Object key, Object value)`
Sets the value of `key` to `value` for all locales.
`static Object`
UIManager.`put(Object key, Object value)`
Stores an object in the developer defaults.
`final void`
JComponent.`putClientProperty(Object key, Object value)`
Adds an arbitrary key/value "client property" to this component.
`void`
UIDefaults.`putDefaults(Object[] keyValueList)`
Puts all of the key/value pairs in the database and unconditionally generates one `PropertyChangeEvent`.
`void`
AbstractAction.`putValue(String key, Object newValue)`
Sets the `Value` associated with the specified key.
`void`
Action.`putValue(String key, Object value)`
Sets one of this object's properties using the associated key.
`void`
JEditorPane.`read(InputStream in, Object desc)`
This method initializes from a stream.
`void`
ActionMap.`remove(Object key)`
Removes the binding for `key` from this `ActionMap`.
`void`
DefaultComboBoxModel.`removeElement(Object anObject)`
`boolean`
DefaultListModel.`removeElement(Object obj)`
Removes the first (lowest-indexed) occurrence of the argument from this list.
`void`
MutableComboBoxModel.`removeElement(Object obj)`
Removes an item from the model.
`void`
JComboBox.`removeItem(Object anObject)`
Removes an item from the item list.
`void`
JOptionPane.`setInitialSelectionValue(Object newValue)`
Sets the input value that is initially displayed as selected to the user.
`void`
JOptionPane.`setInitialValue(Object newInitialValue)`
Sets the initial value that is to be enabled -- the `Component` that has the focus when the pane is initially displayed.
`void`
JOptionPane.`setInputValue(Object newValue)`
Sets the input value that was selected or input by the user.
`void`
ComboBoxEditor.`setItem(Object anObject)`
Set the item that should be edited.
`void`
JList.`setListData(E[] listData)`
Constructs a read-only `ListModel` from an array of items, and calls `setModel` with this model.
`void`
JOptionPane.`setMessage(Object newMessage)`
Sets the option pane's message-object.
`void`
JOptionPane.`setOptions(Object[] newOptions)`
Sets the options this pane displays.
`void`
ComboBoxModel.`setSelectedItem(Object anItem)`
Set the selected item.
`void`
DefaultComboBoxModel.`setSelectedItem(Object anObject)`
Set the value of the selected item.
`void`
JComboBox.`setSelectedItem(Object anObject)`
Sets the selected item in the combo box display area to the object in the argument.
`void`
JList.`setSelectedValue(Object anObject, boolean shouldScroll)`
Selects the specified object from the list.
`void`
JOptionPane.`setSelectionValues(Object[] newValues)`
Sets the input selection values for a pane that provides the user with a list of items to choose from.
`void`
DefaultCellEditor.EditorDelegate.`setValue(Object value)`
Sets the value of this cell.
`void`
JFormattedTextField.`setValue(Object value)`
Sets the value that will be formatted by an `AbstractFormatter` obtained from the current `AbstractFormatterFactory`.
`void`
JOptionPane.`setValue(Object newValue)`
Sets the value the user has chosen.
`void`
JSpinner.`setValue(Object value)`
Changes current value of the model, typically this value is displayed by the `editor`.
`void`
Renderer.`setValue(Object aValue, boolean isSelected)`
Specifies the value to display and whether or not the value should be portrayed as "currently selected".
`void`
SpinnerDateModel.`setValue(Object value)`
Sets the current `Date` for this sequence.
`void`
SpinnerListModel.`setValue(Object elt)`
Changes the current element of the sequence and notifies `ChangeListeners`.
`void`
SpinnerModel.`setValue(Object value)`
Changes current value of the model, typically this value is displayed by the `editor` part of a `JSpinner`.
`void`
SpinnerNumberModel.`setValue(Object value)`
Sets the current value for this sequence.
`void`
JTable.`setValueAt(Object aValue, int row, int column)`
Sets the value for the cell in the table model at `row` and `column`.
`static int`
JOptionPane.`showConfirmDialog(Component parentComponent, Object message)`
Brings up a dialog with the options Yes, No and Cancel; with the title, Select an Option.
`static int`
JOptionPane.`showConfirmDialog(Component parentComponent, Object message, String title, int optionType)`
Brings up a dialog where the number of choices is determined by the `optionType` parameter.
`static int`
JOptionPane.`showConfirmDialog(Component parentComponent, Object message, String title, int optionType, int messageType)`
Brings up a dialog where the number of choices is determined by the `optionType` parameter, where the `messageType` parameter determines the icon to display.
`static int`
JOptionPane.`showConfirmDialog(Component parentComponent, Object message, String title, int optionType, int messageType, Icon icon)`
Brings up a dialog with a specified icon, where the number of choices is determined by the `optionType` parameter.
`static String`
JOptionPane.`showInputDialog(Component parentComponent, Object message)`
Shows a question-message dialog requesting input from the user parented to `parentComponent`.
`static String`
JOptionPane.`showInputDialog(Component parentComponent, Object message, Object initialSelectionValue)`
Shows a question-message dialog requesting input from the user and parented to `parentComponent`.
`static String`
JOptionPane.`showInputDialog(Component parentComponent, Object message, String title, int messageType)`
Shows a dialog requesting input from the user parented to `parentComponent` with the dialog having the title `title` and message type `messageType`.
`static Object`
JOptionPane.`showInputDialog(Component parentComponent, Object message, String title, int messageType, Icon icon, Object[] selectionValues, Object initialSelectionValue)`
Prompts the user for input in a blocking dialog where the initial selection, possible selections, and all other options can be specified.
`static String`
JOptionPane.`showInputDialog(Object message)`
Shows a question-message dialog requesting input from the user.
`static String`
JOptionPane.`showInputDialog(Object message, Object initialSelectionValue)`
Shows a question-message dialog requesting input from the user, with the input value initialized to `initialSelectionValue`.
`static int`
JOptionPane.`showInternalConfirmDialog(Component parentComponent, Object message)`
Brings up an internal dialog panel with the options Yes, No and Cancel; with the title, Select an Option.
`static int`
JOptionPane.`showInternalConfirmDialog(Component parentComponent, Object message, String title, int optionType)`
Brings up a internal dialog panel where the number of choices is determined by the `optionType` parameter.
`static int`
JOptionPane.`showInternalConfirmDialog(Component parentComponent, Object message, String title, int optionType, int messageType)`
Brings up an internal dialog panel where the number of choices is determined by the `optionType` parameter, where the `messageType` parameter determines the icon to display.
`static int`
JOptionPane.`showInternalConfirmDialog(Component parentComponent, Object message, String title, int optionType, int messageType, Icon icon)`
Brings up an internal dialog panel with a specified icon, where the number of choices is determined by the `optionType` parameter.
`static String`
JOptionPane.`showInternalInputDialog(Component parentComponent, Object message)`
Shows an internal question-message dialog requesting input from the user parented to `parentComponent`.
`static String`
JOptionPane.`showInternalInputDialog(Component parentComponent, Object message, String title, int messageType)`
Shows an internal dialog requesting input from the user parented to `parentComponent` with the dialog having the title `title` and message type `messageType`.
`static Object`
JOptionPane.`showInternalInputDialog(Component parentComponent, Object message, String title, int messageType, Icon icon, Object[] selectionValues, Object initialSelectionValue)`
Prompts the user for input in a blocking internal dialog where the initial selection, possible selections, and all other options can be specified.
`static void`
JOptionPane.`showInternalMessageDialog(Component parentComponent, Object message)`
Brings up an internal confirmation dialog panel.
`static void`
JOptionPane.`showInternalMessageDialog(Component parentComponent, Object message, String title, int messageType)`
Brings up an internal dialog panel that displays a message using a default icon determined by the `messageType` parameter.
`static void`
JOptionPane.`showInternalMessageDialog(Component parentComponent, Object message, String title, int messageType, Icon icon)`
Brings up an internal dialog panel displaying a message, specifying all parameters.
`static int`
JOptionPane.`showInternalOptionDialog(Component parentComponent, Object message, String title, int optionType, int messageType, Icon icon, Object[] options, Object initialValue)`
Brings up an internal dialog panel with a specified icon, where the initial choice is determined by the `initialValue` parameter and the number of choices is determined by the `optionType` parameter.
`static void`
JOptionPane.`showMessageDialog(Component parentComponent, Object message)`
Brings up an information-message dialog titled "Message".
`static void`
JOptionPane.`showMessageDialog(Component parentComponent, Object message, String title, int messageType)`
Brings up a dialog that displays a message using a default icon determined by the `messageType` parameter.
`static void`
JOptionPane.`showMessageDialog(Component parentComponent, Object message, String title, int messageType, Icon icon)`
Brings up a dialog displaying a message, specifying all parameters.
`static int`
JOptionPane.`showOptionDialog(Component parentComponent, Object message, String title, int optionType, int messageType, Icon icon, Object[] options, Object initialValue)`
Brings up a dialog with a specified icon, where the initial choice is determined by the `initialValue` parameter and the number of choices is determined by the `optionType` parameter.
`abstract String`
JFormattedTextField.AbstractFormatter.`valueToString(Object value)`
Returns the string value to display for `value`.
Constructors in javax.swing with parameters of type Object
Modifier
Constructor
Description
``
`DefaultComboBoxModel(E[] items)`
Constructs a DefaultComboBoxModel object initialized with an array of objects.
``
`DynamicUtilTreeNode(Object value, Object children)`
Creates a node with the specified object as its value and with the specified children.
``
`JComboBox(E[] items)`
Creates a `JComboBox` that contains the elements in the specified array.
``
`JFormattedTextField(Object value)`
Creates a JFormattedTextField with the specified value.
``
`JFormattedTextField(JFormattedTextField.AbstractFormatterFactory factory, Object currentValue)`
Creates a `JFormattedTextField` with the specified `AbstractFormatterFactory` and initial value.
``
`JList(E[] listData)`
Constructs a `JList` that displays the elements in the specified array.
``
`JOptionPane(Object message)`
Creates a instance of `JOptionPane` to display a message using the plain-message message type and the default options delivered by the UI.
``
`JOptionPane(Object message, int messageType)`
Creates an instance of `JOptionPane` to display a message with the specified message type and the default options,
``
`JOptionPane(Object message, int messageType, int optionType)`
Creates an instance of `JOptionPane` to display a message with the specified message type and options.
``
`JOptionPane(Object message, int messageType, int optionType, Icon icon)`
Creates an instance of `JOptionPane` to display a message with the specified message type, options, and icon.
``
`JOptionPane(Object message, int messageType, int optionType, Icon icon, Object[] options)`
Creates an instance of `JOptionPane` to display a message with the specified message type, icon, and options.
``
`JOptionPane(Object message, int messageType, int optionType, Icon icon, Object[] options, Object initialValue)`
Creates an instance of `JOptionPane` to display a message with the specified message type, icon, and options, with the initially-selected option specified.
``
`JTable(Object[][] rowData, Object[] columnNames)`
Constructs a `JTable` to display the values in the two dimensional array, `rowData`, with column names, `columnNames`.
``
`JTree(Object[] value)`
Returns a `JTree` with each element of the specified array as the child of a new root node which is not displayed.
``
`LazyInputMap(Object[] bindings)`
Constructs a `LazyInputMap`.
``
`ProgressMonitor(Component parentComponent, Object message, String note, int min, int max)`
Constructs a graphic object that shows progress, typically by filling in a rectangular bar as the process nears completion.
``
`ProgressMonitorInputStream(Component parentComponent, Object message, InputStream in)`
Constructs an object to monitor the progress of an input stream.
``
`ProxyLazyValue(String c, Object[] o)`
Creates a `LazyValue` which will construct an instance when asked.
``
`ProxyLazyValue(String c, String m, Object[] o)`
Creates a `LazyValue` which will construct an instance when asked.
``
`SpinnerListModel(Object[] values)`
Constructs a `SpinnerModel` whose sequence of values is defined by the specified array.
``
`UIDefaults(Object[] keyValueList)`
Creates a defaults table initialized with the specified key/value pairs.

## Uses of Object in javax.swing.border

Subclasses of Object in javax.swing.border
Modifier and Type
Class
Description
`class`
`AbstractBorder`
A class that implements an empty border with no size.
`class`
`BevelBorder`
A class which implements a simple two-line bevel border.
`class`
`CompoundBorder`
A composite Border class used to compose two Border objects into a single border by nesting an inside Border object within the insets of an outside Border object.
`class`
`EmptyBorder`
A class which provides an empty, transparent border which takes up space but does no drawing.
`class`
`EtchedBorder`
A class which implements a simple etched border which can either be etched-in or etched-out.
`class`
`LineBorder`
A class which implements a line border of arbitrary thickness and of a single color.
`class`
`MatteBorder`
A class which provides a matte-like border of either a solid color or a tiled icon.
`class`
`SoftBevelBorder`
A class which implements a raised or lowered bevel with softened corners.
`class`
`StrokeBorder`
A class which implements a border of an arbitrary stroke.
`class`
`TitledBorder`
A class which implements an arbitrary border with the addition of a String title in a specified position and justification.

## Uses of Object in javax.swing.colorchooser

Subclasses of Object in javax.swing.colorchooser
Modifier and Type
Class
Description
`class`
`AbstractColorChooserPanel`
This is the abstract superclass for color choosers.
`class`
`ColorChooserComponentFactory`
A class designed to produce preconfigured "accessory" objects to insert into color choosers.
`class`
`DefaultColorSelectionModel`
A generic implementation of `ColorSelectionModel`.

## Uses of Object in javax.swing.event

Subclasses of Object in javax.swing.event
Modifier and Type
Class
Description
`class`
`AncestorEvent`
An event reported to a child component that originated from an ancestor in the component hierarchy.
`class`
`CaretEvent`
CaretEvent is used to notify interested parties that the text caret has changed in the event source.
`class`
`ChangeEvent`
ChangeEvent is used to notify interested parties that state has changed in the event source.
`static final class`
`DocumentEvent.EventType`
Enumeration for document event types
`class`
`EventListenerList`
A class that holds a list of EventListeners.
`class`
`HyperlinkEvent`
HyperlinkEvent is used to notify interested parties that something has happened with respect to a hypertext link.
`static final class`
`HyperlinkEvent.EventType`
Defines the ENTERED, EXITED, and ACTIVATED event types, along with their string representations, returned by toString().
`class`
`InternalFrameAdapter`
An abstract adapter class for receiving internal frame events.
`class`
`InternalFrameEvent`
An `AWTEvent` that adds support for `JInternalFrame` objects as the event source.
`class`
`ListDataEvent`
Defines an event that encapsulates changes to a list.
`class`
`ListSelectionEvent`
An event that characterizes a change in selection.
`class`
`MenuDragMouseEvent`
MenuDragMouseEvent is used to notify interested parties that the menu element has received a MouseEvent forwarded to it under drag conditions.
`class`
`MenuEvent`
MenuEvent is used to notify interested parties that the menu which is the event source has been posted, selected, or canceled.
`class`
`MenuKeyEvent`
MenuKeyEvent is used to notify interested parties that the menu element has received a KeyEvent forwarded to it in a menu tree.
`class`
`MouseInputAdapter`
An empty implementation of the `MouseInputListener` interface, provided as a convenience to simplify the task of creating listeners, by extending and implementing only the methods of interest.
`class`
`PopupMenuEvent`
PopupMenuEvent only contains the source of the event which is the JPopupMenu sending the event
`class`
`RowSorterEvent`
`RowSorterEvent` provides notification of changes to a `RowSorter`.
`final class`
`SwingPropertyChangeSupport`
This subclass of `java.beans.PropertyChangeSupport` is almost identical in functionality.
`class`
`TableColumnModelEvent`
TableColumnModelEvent is used to notify listeners that a table column model has changed, such as a column was added, removed, or moved.
`class`
`TableModelEvent`
TableModelEvent is used to notify listeners that a table model has changed.
`class`
`TreeExpansionEvent`
An event used to identify a single path in a tree.
`class`
`TreeModelEvent`
Encapsulates information describing changes to a tree model, and used to notify tree model listeners of the change.
`class`
`TreeSelectionEvent`
An event that characterizes a change in the current selection.
`class`
`UndoableEditEvent`
An event indicating that an operation which can be undone has occurred.
Fields in javax.swing.event declared as Object
Modifier and Type
Field
Description
`protected Object[]`
TreeModelEvent.`children`
Children that have been removed.
`protected Object[]`
EventListenerList.`listenerList`
The list of ListenerType - Listener pairs
Methods in javax.swing.event that return Object
Modifier and Type
Method
Description
`Object`
TreeSelectionEvent.`cloneWithSource(Object newSource)`
Returns a copy of the receiver, but with the source being newSource.
`Object[]`
TreeModelEvent.`getChildren()`
Returns the objects that are children of the node identified by `getPath` at the locations specified by `getChildIndices`.
`Object[]`
EventListenerList.`getListenerList()`
Passes back the event listener list as an array of ListenerType-listener pairs.
`Object[]`
TreeModelEvent.`getPath()`
Convenience method to get the array of objects from the TreePath instance that this event wraps.
Methods in javax.swing.event with parameters of type Object
Modifier and Type
Method
Description
`Object`
TreeSelectionEvent.`cloneWithSource(Object newSource)`
Returns a copy of the receiver, but with the source being newSource.
Constructors in javax.swing.event with parameters of type Object
Modifier
Constructor
Description
``
`CaretEvent(Object source)`
Creates a new CaretEvent object.
``
`ChangeEvent(Object source)`
Constructs a ChangeEvent object.
``
`HyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL u)`
Creates a new object representing a hypertext link event.
``
`HyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL u, String desc)`
Creates a new object representing a hypertext link event.
``
`HyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL u, String desc, Element sourceElement)`
Creates a new object representing a hypertext link event.
``
`HyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL u, String desc, Element sourceElement, InputEvent inputEvent)`
Creates a new object representing a hypertext link event.
``
`ListDataEvent(Object source, int type, int index0, int index1)`
Constructs a ListDataEvent object.
``
`ListSelectionEvent(Object source, int firstIndex, int lastIndex, boolean isAdjusting)`
Represents a change in selection status between `firstIndex` and `lastIndex`, inclusive.
``
`MenuEvent(Object source)`
Constructs a MenuEvent object.
``
`PopupMenuEvent(Object source)`
Constructs a PopupMenuEvent object.
``
`SwingPropertyChangeSupport(Object sourceBean)`
Constructs a SwingPropertyChangeSupport object.
``
`SwingPropertyChangeSupport(Object sourceBean, boolean notifyOnEDT)`
Constructs a SwingPropertyChangeSupport object.
``
`TreeExpansionEvent(Object source, TreePath path)`
Constructs a TreeExpansionEvent object.
``
`TreeModelEvent(Object source, Object[] path)`
Used to create an event when the node structure has changed in some way, identifying the path to the root of a modified subtree as an array of Objects.
``
`TreeModelEvent(Object source, Object[] path, int[] childIndices, Object[] children)`
Used to create an event when nodes have been changed, inserted, or removed, identifying the path to the parent of the modified items as an array of Objects.
``
`TreeModelEvent(Object source, TreePath path)`
Used to create an event when the node structure has changed in some way, identifying the path to the root of the modified subtree as a TreePath object.
``
`TreeModelEvent(Object source, TreePath path, int[] childIndices, Object[] children)`
Used to create an event when nodes have been changed, inserted, or removed, identifying the path to the parent of the modified items as a TreePath object.
``
`TreeSelectionEvent(Object source, TreePath[] paths, boolean[] areNew, TreePath oldLeadSelectionPath, TreePath newLeadSelectionPath)`
Represents a change in the selection of a `TreeSelectionModel`.
``
`TreeSelectionEvent(Object source, TreePath path, boolean isNew, TreePath oldLeadSelectionPath, TreePath newLeadSelectionPath)`
Represents a change in the selection of a `TreeSelectionModel`.
``
`UndoableEditEvent(Object source, UndoableEdit edit)`
Constructs an UndoableEditEvent object.

## Uses of Object in javax.swing.filechooser

Subclasses of Object in javax.swing.filechooser
Modifier and Type
Class
Description
`class`
`FileFilter`
`FileFilter` is an abstract class used by `JFileChooser` for filtering the set of files shown to the user.
`final class`
`FileNameExtensionFilter`
An implementation of `FileFilter` that filters using a specified set of extensions.
`class`
`FileSystemView`
FileSystemView is JFileChooser's gateway to the file system.
`class`
`FileView`
`FileView` defines an abstract class that can be implemented to provide the filechooser with UI information for a `File`.

## Uses of Object in javax.swing.plaf

Subclasses of Object in javax.swing.plaf
Modifier and Type
Class
Description
`class`
`ActionMapUIResource`
A subclass of javax.swing.ActionMap that implements UIResource.
`class`
`BorderUIResource`
A Border wrapper class which implements UIResource.
`static class`
`BorderUIResource.BevelBorderUIResource`
A bevel border UI resource.
`static class`
`BorderUIResource.CompoundBorderUIResource`
A compound border UI resource.
`static class`
`BorderUIResource.EmptyBorderUIResource`
An empty border UI resource.
`static class`
`BorderUIResource.EtchedBorderUIResource`
An etched border UI resource.
`static class`
`BorderUIResource.LineBorderUIResource`
A line border UI resource.
`static class`
`BorderUIResource.MatteBorderUIResource`
A matte border UI resource.
`static class`
`BorderUIResource.TitledBorderUIResource`
A titled border UI resource.
`class`
`ButtonUI`
Pluggable look and feel interface for JButton.
`class`
`ColorChooserUI`
Pluggable look and feel interface for JColorChooser.
`class`
`ColorUIResource`
A subclass of Color that implements UIResource.
`class`
`ComboBoxUI`
Pluggable look and feel interface for JComboBox.
`class`
`ComponentInputMapUIResource`
A subclass of javax.swing.ComponentInputMap that implements UIResource.
`class`
`ComponentUI`
The base class for all UI delegate objects in the Swing pluggable look and feel architecture.
`class`
`DesktopIconUI`
Pluggable look and feel interface for JDesktopIcon.
`class`
`DesktopPaneUI`
Pluggable look and feel interface for JDesktopPane.
`class`
`DimensionUIResource`
A subclass of `Dimension` that implements `UIResource`.
`class`
`FileChooserUI`
Pluggable look and feel interface for `JFileChooser`.
`class`
`FontUIResource`
A subclass of java.awt.Font that implements UIResource.
`class`
`IconUIResource`
An Icon wrapper class which implements UIResource.
`class`
`InputMapUIResource`
A subclass of javax.swing.InputMap that implements UIResource.
`class`
`InsetsUIResource`
A subclass of Insets that implements UIResource.
`class`
`InternalFrameUI`
Pluggable look and feel interface for JInternalFrame.
`class`
`LabelUI`
Pluggable look and feel interface for JLabel.
`class`
`LayerUI<V extends Component>`
The base class for all `JLayer`'s UI delegates.
`class`
`ListUI`
The `JList` pluggable look and feel delegate.
`class`
`MenuBarUI`
Pluggable look and feel interface for JMenuBar.
`class`
`MenuItemUI`
Pluggable look and feel interface for JMenuItem.
`class`
`OptionPaneUI`
Pluggable look and feel interface for JOptionPane.
`class`
`PanelUI`
Pluggable look and feel interface for Panel.
`class`
`PopupMenuUI`
Pluggable look and feel interface for JPopupMenu.
`class`
`ProgressBarUI`
Pluggable look and feel interface for JProgressBar.
`class`
`RootPaneUI`
Pluggable look and feel interface for JRootPane.
`class`
`ScrollBarUI`
Pluggable look and feel interface for JScrollBar.
`class`
`ScrollPaneUI`
Pluggable look and feel interface for JScrollPane.
`class`
`SeparatorUI`
Pluggable look and feel interface for JSeparator.
`class`
`SliderUI`
Pluggable look and feel interface for JSlider.
`class`
`SpinnerUI`
Pluggable look and feel interface for JSpinner
`class`
`SplitPaneUI`
Pluggable look and feel interface for JSplitPane.
`class`
`TabbedPaneUI`
Pluggable look and feel interface for JTabbedPane.
`class`
`TableHeaderUI`
Pluggable look and feel interface for JTableHeader.
`class`
`TableUI`
Pluggable look and feel interface for JTable.
`class`
`TextUI`
Text editor user interface
`class`
`ToolBarUI`
Pluggable look and feel interface for JToolBar.
`class`
`ToolTipUI`
Pluggable look and feel interface for JToolTip.
`class`
`TreeUI`
Pluggable look and feel interface for JTree.
`class`
`ViewportUI`
Pluggable look and feel interface for JViewport.
Methods in javax.swing.plaf with parameters of type Object
Modifier and Type
Method
Description
`protected void`
LayerUI.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Support for reporting bound property changes for Object properties.

## Uses of Object in javax.swing.plaf.basic

Subclasses of Object in javax.swing.plaf.basic
Modifier and Type
Class
Description
`class`
`BasicArrowButton`
JButton object that draws a scaled Arrow in one of the cardinal directions.
`class`
`BasicBorders`
Factory object that can vend Borders appropriate for the basic L & F.
`static class`
`BasicBorders.ButtonBorder`
Draws a border around a button.
`static class`
`BasicBorders.FieldBorder`
Draws the border around a field.
`static class`
`BasicBorders.MarginBorder`
Draws the border around components which support margins.
`static class`
`BasicBorders.MenuBarBorder`
Draws the border around a menu bar.
`static class`
`BasicBorders.RadioButtonBorder`
Draws the border around a radio button.
`static class`
`BasicBorders.RolloverButtonBorder`
Special thin border for rollover toolbar buttons.
`static class`
`BasicBorders.SplitPaneBorder`
Draws the border around the splitpane.
`static class`
`BasicBorders.ToggleButtonBorder`
Draws the border around a toggle button.
`class`
`BasicButtonListener`
Button Listener
`class`
`BasicButtonUI`
BasicButton implementation
`class`
`BasicCheckBoxMenuItemUI`
BasicCheckboxMenuItem implementation
`class`
`BasicCheckBoxUI`
CheckboxUI implementation for BasicCheckboxUI
`class`
`BasicColorChooserUI`
Provides the basic look and feel for a JColorChooser.
`class`
`BasicColorChooserUI.PropertyHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicComboBoxEditor`
The default editor for editable combo boxes.
`static class`
`BasicComboBoxEditor.UIResource`
A subclass of BasicComboBoxEditor that implements UIResource.
`class`
`BasicComboBoxRenderer`
ComboBox renderer
`static class`
`BasicComboBoxRenderer.UIResource`
A subclass of BasicComboBoxRenderer that implements UIResource.
`class`
`BasicComboBoxUI`
Basic UI implementation for JComboBox.
`class`
`BasicComboBoxUI.ComboBoxLayoutManager`
This layout manager handles the 'standard' layout of combo boxes.
`class`
`BasicComboBoxUI.FocusHandler`
This listener hides the popup when the focus is lost.
`class`
`BasicComboBoxUI.ItemHandler`
This listener watches for changes to the selection in the combo box.
`class`
`BasicComboBoxUI.KeyHandler`
This listener checks to see if the key event isn't a navigation key.
`class`
`BasicComboBoxUI.ListDataHandler`
This listener watches for changes in the `ComboBoxModel`.
`class`
`BasicComboBoxUI.PropertyChangeHandler`
This listener watches for bound properties that have changed in the combo box.
`class`
`BasicComboPopup`
This is a basic implementation of the `ComboPopup` interface.
`class`
`BasicComboPopup.InvocationKeyHandler`
As of Java 2 platform v 1.4, this class is now obsolete and is only included for backwards API compatibility.
`protected class`
`BasicComboPopup.InvocationMouseHandler`
A listener to be registered upon the combo box (not its popup menu) to handle mouse events that affect the state of the popup menu.
`protected class`
`BasicComboPopup.InvocationMouseMotionHandler`
This listener watches for dragging and updates the current selection in the list if it is dragging over the list.
`protected class`
`BasicComboPopup.ItemHandler`
This listener watches for changes to the selection in the combo box.
`class`
`BasicComboPopup.ListDataHandler`
As of 1.4, this class is now obsolete, doesn't do anything, and is only included for backwards API compatibility.
`protected class`
`BasicComboPopup.ListMouseHandler`
This listener hides the popup when the mouse is released in the list.
`protected class`
`BasicComboPopup.ListMouseMotionHandler`
This listener changes the selected item as you move the mouse over the list.
`protected class`
`BasicComboPopup.ListSelectionHandler`
As of Java 2 platform v 1.4, this class is now obsolete, doesn't do anything, and is only included for backwards API compatibility.
`protected class`
`BasicComboPopup.PropertyChangeHandler`
This listener watches for bound properties that have changed in the combo box.
`class`
`BasicDesktopIconUI`
Basic L&F for a minimized window on a desktop.
`class`
`BasicDesktopIconUI.MouseInputHandler`
Listens for mouse movements and acts on them.
`class`
`BasicDesktopPaneUI`
Basic L&F for a desktop.
`protected class`
`BasicDesktopPaneUI.CloseAction`
Handles closing an internal frame.
`protected class`
`BasicDesktopPaneUI.MaximizeAction`
Handles maximizing an internal frame.
`protected class`
`BasicDesktopPaneUI.MinimizeAction`
Handles minimizing an internal frame.
`protected class`
`BasicDesktopPaneUI.NavigateAction`
Handles navigating to the next internal frame.
`protected class`
`BasicDesktopPaneUI.OpenAction`
Handles restoring a minimized or maximized internal frame.
`class`
`BasicDirectoryModel`
Basic implementation of a file list.
`class`
`BasicEditorPaneUI`
Provides the look and feel for a JEditorPane.
`class`
`BasicFileChooserUI`
Basic L&F implementation of a FileChooser.
`protected class`
`BasicFileChooserUI.AcceptAllFileFilter`
Accept all file filter.
`protected class`
`BasicFileChooserUI.ApproveSelectionAction`
Responds to an Open or Save request
`protected class`
`BasicFileChooserUI.BasicFileView`
A basic file view.
`protected class`
`BasicFileChooserUI.CancelSelectionAction`
Responds to a cancel request.
`protected class`
`BasicFileChooserUI.ChangeToParentDirectoryAction`
Change to parent directory action.
`protected class`
`BasicFileChooserUI.DoubleClickListener`
A double click listener.
`protected class`
`BasicFileChooserUI.GoHomeAction`
Acts on the "home" key event or equivalent event.
`protected class`
`BasicFileChooserUI.NewFolderAction`
Creates a new folder.
`protected class`
`BasicFileChooserUI.SelectionListener`
A selection listener.
`protected class`
`BasicFileChooserUI.UpdateAction`
Rescans the files in the current directory
`class`
`BasicFormattedTextFieldUI`
Provides the look and feel implementation for `JFormattedTextField`.
`class`
`BasicGraphicsUtils`
Convenient util class.
`class`
`BasicHTML`
Support for providing html views for the swing components.
`class`
`BasicIconFactory`
Factory object that can vend Icons appropriate for the basic L & F.
`class`
`BasicInternalFrameTitlePane`
The class that manages a basic title bar
`class`
`BasicInternalFrameTitlePane.CloseAction`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.IconifyAction`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.MaximizeAction`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.MoveAction`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.PropertyChangeHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.RestoreAction`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.SizeAction`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.SystemMenuBar`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameTitlePane.TitlePaneLayout`
This class should be treated as a "protected" inner class.
`class`
`BasicInternalFrameUI`
A basic L&F implementation of JInternalFrame.
`protected class`
`BasicInternalFrameUI.BasicInternalFrameListener`
Basic internal frame listener.
`protected class`
`BasicInternalFrameUI.BorderListener`
Listens for border adjustments.
`protected class`
`BasicInternalFrameUI.ComponentHandler`
Component handler.
`protected class`
`BasicInternalFrameUI.GlassPaneDispatcher`
Glass pane dispatcher.
`class`
`BasicInternalFrameUI.InternalFrameLayout`
Internal frame layout.
`class`
`BasicInternalFrameUI.InternalFramePropertyChangeListener`
Internal frame property change listener.
`class`
`BasicLabelUI`
A Windows L&F implementation of LabelUI.
`class`
`BasicListUI`
An extensible implementation of `ListUI`.
`class`
`BasicListUI.FocusHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicListUI.ListDataHandler`
The `ListDataListener` that's added to the `JLists` model at `installUI time`, and whenever the JList.model property changes.
`class`
`BasicListUI.ListSelectionHandler`
The ListSelectionListener that's added to the JLists selection model at installUI time, and whenever the JList.selectionModel property changes.
`class`
`BasicListUI.MouseInputHandler`
Mouse input, and focus handling for JList.
`class`
`BasicListUI.PropertyChangeHandler`
The PropertyChangeListener that's added to the JList at installUI time.
`class`
`BasicLookAndFeel`
A base class to use in creating a look and feel for Swing.
`class`
`BasicMenuBarUI`
A default L&F implementation of MenuBarUI.
`class`
`BasicMenuItemUI`
BasicMenuItem implementation
`protected class`
`BasicMenuItemUI.MouseInputHandler`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BasicMenuUI`
A default L&F implementation of MenuUI.
`class`
`BasicMenuUI.ChangeHandler`
As of Java 2 platform 1.4, this previously undocumented class is now obsolete.
`protected class`
`BasicMenuUI.MouseInputHandler`
Instantiated and used by a menu item to handle the current menu selection from mouse events.
`class`
`BasicOptionPaneUI`
Provides the basic look and feel for a `JOptionPane`.
`class`
`BasicOptionPaneUI.ButtonActionListener`
This class should be treated as a "protected" inner class.
`static class`
`BasicOptionPaneUI.ButtonAreaLayout`
`ButtonAreaLayout` behaves in a similar manner to `FlowLayout`.
`class`
`BasicOptionPaneUI.PropertyChangeHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicPanelUI`
BasicPanel implementation
`class`
`BasicPasswordFieldUI`
Provides the Windows look and feel for a password field.
`class`
`BasicPopupMenuSeparatorUI`
A Basic L&F implementation of PopupMenuSeparatorUI.
`class`
`BasicPopupMenuUI`
A Windows L&F implementation of PopupMenuUI.
`class`
`BasicProgressBarUI`
A Basic L&F implementation of ProgressBarUI.
`class`
`BasicProgressBarUI.ChangeHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicRadioButtonMenuItemUI`
BasicRadioButtonMenuItem implementation
`class`
`BasicRadioButtonUI`
RadioButtonUI implementation for BasicRadioButtonUI
`class`
`BasicRootPaneUI`
Basic implementation of RootPaneUI, there is one shared between all JRootPane instances.
`class`
`BasicScrollBarUI`
Implementation of ScrollBarUI for the Basic Look and Feel
`protected class`
`BasicScrollBarUI.ArrowButtonListener`
Listener for cursor keys.
`protected class`
`BasicScrollBarUI.ModelListener`
A listener to listen for model changes.
`class`
`BasicScrollBarUI.PropertyChangeHandler`
Property change handler
`protected class`
`BasicScrollBarUI.ScrollListener`
Listener for scrolling events initiated in the `ScrollPane`.
`protected class`
`BasicScrollBarUI.TrackListener`
Track mouse drags.
`class`
`BasicScrollPaneUI`
A default L&F implementation of ScrollPaneUI.
`class`
`BasicScrollPaneUI.HSBChangeListener`
Deprecated, for removal: This API element is subject to removal in a future version.
`protected class`
`BasicScrollPaneUI.MouseWheelHandler`
MouseWheelHandler is an inner class which implements the MouseWheelListener interface.
`class`
`BasicScrollPaneUI.PropertyChangeHandler`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BasicScrollPaneUI.ViewportChangeHandler`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BasicScrollPaneUI.VSBChangeListener`
Deprecated, for removal: This API element is subject to removal in a future version.
`class`
`BasicSeparatorUI`
A Basic L&F implementation of SeparatorUI.
`class`
`BasicSliderUI`
A Basic L&F implementation of SliderUI.
`class`
`BasicSliderUI.ActionScroller`
As of Java 2 platform v1.3 this undocumented class is no longer used.
`class`
`BasicSliderUI.ChangeHandler`
Data model listener.
`class`
`BasicSliderUI.ComponentHandler`
Listener for resizing events.
`class`
`BasicSliderUI.FocusHandler`
Focus-change listener.
`class`
`BasicSliderUI.PropertyChangeHandler`
A property change handler.
`class`
`BasicSliderUI.ScrollListener`
Scroll-event listener.
`class`
`BasicSliderUI.TrackListener`
Track mouse movements.
`class`
`BasicSpinnerUI`
The default Spinner UI delegate.
`class`
`BasicSplitPaneDivider`
Divider used by BasicSplitPaneUI.
`protected class`
`BasicSplitPaneDivider.DividerLayout`
Used to layout a `BasicSplitPaneDivider`.
`protected class`
`BasicSplitPaneDivider.DragController`
Handles the events during a dragging session for a HORIZONTAL_SPLIT oriented split pane.
`protected class`
`BasicSplitPaneDivider.MouseHandler`
MouseHandler is responsible for converting mouse events (released, dragged...) into the appropriate DragController methods.
`protected class`
`BasicSplitPaneDivider.VerticalDragController`
Handles the events during a dragging session for a VERTICAL_SPLIT oriented split pane.
`class`
`BasicSplitPaneUI`
A Basic L&F implementation of the SplitPaneUI.
`class`
`BasicSplitPaneUI.BasicHorizontalLayoutManager`
LayoutManager for JSplitPanes that have an orientation of HORIZONTAL_SPLIT.
`class`
`BasicSplitPaneUI.BasicVerticalLayoutManager`
LayoutManager used for JSplitPanes with an orientation of VERTICAL_SPLIT.
`class`
`BasicSplitPaneUI.FocusHandler`
Implementation of the FocusListener that the JSplitPane UI uses.
`class`
`BasicSplitPaneUI.KeyboardDownRightHandler`
Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
`class`
`BasicSplitPaneUI.KeyboardEndHandler`
Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
`class`
`BasicSplitPaneUI.KeyboardHomeHandler`
Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
`class`
`BasicSplitPaneUI.KeyboardResizeToggleHandler`
Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
`class`
`BasicSplitPaneUI.KeyboardUpLeftHandler`
Implementation of an ActionListener that the JSplitPane UI uses for handling specific key presses.
`class`
`BasicSplitPaneUI.PropertyHandler`
Implementation of the PropertyChangeListener that the JSplitPane UI uses.
`class`
`BasicTabbedPaneUI`
A Basic L&F implementation of TabbedPaneUI.
`class`
`BasicTabbedPaneUI.FocusHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTabbedPaneUI.MouseHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTabbedPaneUI.PropertyChangeHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTabbedPaneUI.TabbedPaneLayout`
This class should be treated as a "protected" inner class.
`class`
`BasicTabbedPaneUI.TabSelectionHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTableHeaderUI`
BasicTableHeaderUI implementation
`class`
`BasicTableHeaderUI.MouseInputHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTableUI`
BasicTableUI implementation
`class`
`BasicTableUI.FocusHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTableUI.KeyHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTableUI.MouseInputHandler`
This class should be treated as a "protected" inner class.
`class`
`BasicTextAreaUI`
Provides the look and feel for a plain text editor.
`class`
`BasicTextFieldUI`
Basis of a look and feel for a JTextField.
`class`
`BasicTextPaneUI`
Provides the look and feel for a styled text editor.
`class`
`BasicTextUI`
Basis of a text components look-and-feel.
`static class`
`BasicTextUI.BasicCaret`
Default implementation of the interface `Caret`.
`static class`
`BasicTextUI.BasicHighlighter`
Default implementation of the interface `Highlighter`.
`class`
`BasicToggleButtonUI`
BasicToggleButton implementation
`class`
`BasicToolBarSeparatorUI`
A Basic L&F implementation of ToolBarSeparatorUI.
`class`
`BasicToolBarUI`
A Basic L&F implementation of ToolBarUI.
`class`
`BasicToolBarUI.DockingListener`
This class should be treated as a "protected" inner class.
`protected class`
`BasicToolBarUI.DragWindow`
The window which appears during dragging the `JToolBar`.
`protected class`
`BasicToolBarUI.FrameListener`
The class listens for window events.
`protected class`
`BasicToolBarUI.PropertyListener`
The class listens for property changed events.
`protected class`
`BasicToolBarUI.ToolBarContListener`
The class listens for component events.
`protected class`
`BasicToolBarUI.ToolBarFocusListener`
The class listens for focus events.
`class`
`BasicToolTipUI`
Standard tool tip L&F.
`class`
`BasicTreeUI`
The basic L&F for a hierarchical data structure.
`class`
`BasicTreeUI.CellEditorHandler`
Listener responsible for getting cell editing events and updating the tree accordingly.
`class`
`BasicTreeUI.ComponentHandler`
Updates the preferred size when scrolling (if necessary).
`class`
`BasicTreeUI.FocusHandler`
Repaints the lead selection row when focus is lost/gained.
`class`
`BasicTreeUI.KeyHandler`
This is used to get multiple key down events to appropriately generate events.
`class`
`BasicTreeUI.MouseHandler`
TreeMouseListener is responsible for updating the selection based on mouse events.
`class`
`BasicTreeUI.MouseInputHandler`
MouseInputHandler handles passing all mouse events, including mouse motion events, until the mouse is released to the destination it is constructed with.
`class`
`BasicTreeUI.NodeDimensionsHandler`
Class responsible for getting size of node, method is forwarded to BasicTreeUI method.
`class`
`BasicTreeUI.PropertyChangeHandler`
PropertyChangeListener for the tree.
`class`
`BasicTreeUI.SelectionModelPropertyChangeHandler`
Listener on the TreeSelectionModel, resets the row selection if any of the properties of the model change.
`class`
`BasicTreeUI.TreeCancelEditingAction`
ActionListener that invokes cancelEditing when action performed.
`class`
`BasicTreeUI.TreeExpansionHandler`
Updates the TreeState in response to nodes expanding/collapsing.
`class`
`BasicTreeUI.TreeHomeAction`
TreeHomeAction is used to handle end/home actions.
`class`
`BasicTreeUI.TreeIncrementAction`
TreeIncrementAction is used to handle up/down actions.
`class`
`BasicTreeUI.TreeModelHandler`
Forwards all TreeModel events to the TreeState.
`class`
`BasicTreeUI.TreePageAction`
TreePageAction handles page up and page down events.
`class`
`BasicTreeUI.TreeSelectionHandler`
Listens for changes in the selection model and updates the display accordingly.
`class`
`BasicTreeUI.TreeToggleAction`
For the first selected row expandedness will be toggled.
`class`
`BasicTreeUI.TreeTraverseAction`
`TreeTraverseAction` is the action used for left/right keys.
`class`
`BasicViewportUI`
BasicViewport implementation
`class`
`DefaultMenuLayout`
The default layout manager for Popup menus and menubars.
Subclasses with type arguments of type Object in javax.swing.plaf.basic
Modifier and Type
Class
Description
`class`
`BasicDirectoryModel`
Basic implementation of a file list.
Classes in javax.swing.plaf.basic that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`class`
`BasicComboBoxRenderer`
ComboBox renderer
Fields in javax.swing.plaf.basic with type parameters of type Object
Modifier and Type
Field
Description
`protected JComboBox<Object>`
BasicComboBoxUI.`comboBox`
The instance of `JComboBox`.
`protected JComboBox<Object>`
BasicComboPopup.`comboBox`
The instance of `JComboBox`.
`protected JList<Object>`
BasicComboPopup.`list`
This protected field is implementation specific.
`protected JList<Object>`
BasicListUI.`list`
The instance of `JList`.
`protected JList<Object>`
BasicComboBoxUI.`listBox`
This list is for drawing the current item in the combo box.
Methods in javax.swing.plaf.basic that return Object
Modifier and Type
Method
Description
`protected Object[]`
BasicOptionPaneUI.`getButtons()`
Returns the buttons to display from the `JOptionPane` the receiver is providing the look and feel for.
`Object`
BasicDirectoryModel.`getElementAt(int index)`
`Object`
BasicComboBoxEditor.`getItem()`
`protected Object`
BasicOptionPaneUI.`getMessage()`
Returns the message to display from the `JOptionPane` the receiver is providing the look and feel for.
Methods in javax.swing.plaf.basic that return types with arguments of type Object
Modifier and Type
Method
Description
`protected JList<Object>`
BasicComboPopup.`createList()`
Creates the JList used in the popup to display the items in the combo box model.
`protected ListCellRenderer<Object>`
BasicComboBoxUI.`createRenderer()`
Creates the default renderer that will be used in a non-editiable combo box.
`JList<Object>`
BasicComboPopup.`getList()`
Implementation of ComboPopup.getList().
`JList<Object>`
ComboPopup.`getList()`
Returns the list that is being used to draw the items in the combo box.
Methods in javax.swing.plaf.basic with parameters of type Object
Modifier and Type
Method
Description
`protected void`
BasicOptionPaneUI.`addButtonComponents(Container container, Object[] buttons, int initialIndex)`
Creates the appropriate object to represent each of the objects in `buttons` and adds it to `container`.
`void`
BasicSplitPaneUI.BasicHorizontalLayoutManager.`addLayoutComponent(Component comp, Object constraints)`
Adds the specified component to the layout, using the specified constraint object.
`protected void`
BasicOptionPaneUI.`addMessageComponents(Container container, GridBagConstraints cons, Object msg, int maxll, boolean internallyCreated)`
Creates the appropriate object to represent `msg` and places it into `container`.
`boolean`
BasicDirectoryModel.`contains(Object o)`
Returns `true` if an element `o` is in file cache, otherwise, returns `false`.
`protected Action`
BasicLookAndFeel.`createAudioAction(Object key)`
Creates and returns an `Action` used to play a sound.
`protected void`
BasicDirectoryModel.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Support for reporting bound property changes for boolean properties.
`Component`
BasicComboBoxRenderer.`getListCellRendererComponent(JList<?> list, Object value, int index, boolean isSelected, boolean cellHasFocus)`
`Rectangle`
BasicTreeUI.NodeDimensionsHandler.`getNodeDimensions(Object value, int row, int depth, boolean expanded, Rectangle size)`
Responsible for getting the size of a particular node.
`int`
BasicDirectoryModel.`indexOf(Object o)`
Returns an index of element `o` in file cache.
`void`
BasicComboBoxEditor.`setItem(Object anObject)`
Sets the item that should be edited.
Method parameters in javax.swing.plaf.basic with type arguments of type Object
Modifier and Type
Method
Description
`protected void`
BasicListUI.`paintCell(Graphics g, int row, Rectangle rowBounds, ListCellRenderer<Object> cellRenderer, ListModel<Object> dataModel, ListSelectionModel selModel, int leadIndex)`
Paint one List cell: compute the relevant state, get the "rubber stamp" cell renderer component, and then use the `CellRendererPane` to paint it.
`protected void`
BasicListUI.`paintCell(Graphics g, int row, Rectangle rowBounds, ListCellRenderer<Object> cellRenderer, ListModel<Object> dataModel, ListSelectionModel selModel, int leadIndex)`
Paint one List cell: compute the relevant state, get the "rubber stamp" cell renderer component, and then use the `CellRendererPane` to paint it.
Constructor parameters in javax.swing.plaf.basic with type arguments of type Object
Modifier
Constructor
Description
``
`BasicComboPopup(JComboBox<Object> combo)`
Constructs a new instance of `BasicComboPopup`.

## Uses of Object in javax.swing.plaf.metal

Subclasses of Object in javax.swing.plaf.metal
Modifier and Type
Class
Description
`class`
`DefaultMetalTheme`
A concrete implementation of `MetalTheme` providing the original look of the Java Look and Feel, code-named "Steel".
`class`
`MetalBorders`
Factory object that can vend Borders appropriate for the metal L & F.
`static class`
`MetalBorders.ButtonBorder`
The class represents the border of a `JButton`.
`static class`
`MetalBorders.Flush3DBorder`
The class represents the 3D border.
`static class`
`MetalBorders.InternalFrameBorder`
The class represents the border of a `JInternalFrame`.
`static class`
`MetalBorders.MenuBarBorder`
The class represents the border of a `JMenuBar`.
`static class`
`MetalBorders.MenuItemBorder`
The class represents the border of a `JMenuItem`.
`static class`
`MetalBorders.OptionDialogBorder`
The class represents the border of an option dialog.
`static class`
`MetalBorders.PaletteBorder`
Border for a Palette.
`static class`
`MetalBorders.PopupMenuBorder`
The class represents the border of a `JPopupMenu`.
`static class`
`MetalBorders.RolloverButtonBorder`
The class represents the border of a rollover `Button`.
`static class`
`MetalBorders.ScrollPaneBorder`
The class represents the border of a `JScrollPane`.
`static class`
`MetalBorders.TableHeaderBorder`
Border for a Table Header
`static class`
`MetalBorders.TextFieldBorder`
Border for a `JTextField`.
`static class`
`MetalBorders.ToggleButtonBorder`
Border for a `JToggleButton`.
`static class`
`MetalBorders.ToolBarBorder`
The class represents the border of a `JToolBar`.
`class`
`MetalButtonUI`
MetalButtonUI implementation
`class`
`MetalCheckBoxIcon`
CheckboxIcon implementation for OrganicCheckBoxUI
`class`
`MetalCheckBoxUI`
CheckboxUI implementation for MetalCheckboxUI
`class`
`MetalComboBoxButton`
JButton subclass to help out MetalComboBoxUI
`class`
`MetalComboBoxEditor`
The default editor for Metal editable combo boxes
`static class`
`MetalComboBoxEditor.UIResource`
A subclass of BasicComboBoxEditor that implements UIResource.
`class`
`MetalComboBoxIcon`
This utility class draws the horizontal bars which indicate a MetalComboBox
`class`
`MetalComboBoxUI`
Metal UI for JComboBox
`class`
`MetalComboBoxUI.MetalComboBoxLayoutManager`
This class should be treated as a "protected" inner class.
`class`
`MetalComboBoxUI.MetalComboPopup`
Deprecated.
As of Java 2 platform v1.4.
`class`
`MetalComboBoxUI.MetalPropertyChangeListener`
This class should be treated as a "protected" inner class.
`class`
`MetalDesktopIconUI`
Metal desktop icon.
`class`
`MetalFileChooserUI`
Metal L&F implementation of a FileChooser.
`protected class`
`MetalFileChooserUI.DirectoryComboBoxAction`
Acts when DirectoryComboBox has changed the selected item.
`protected class`
`MetalFileChooserUI.DirectoryComboBoxModel`
Data model for a type-face selection combo-box.
`protected class`
`MetalFileChooserUI.FileRenderer`
Deprecated.
As of JDK version 9.
`protected class`
`MetalFileChooserUI.FilterComboBoxModel`
Data model for a type-face selection combo-box.
`class`
`MetalFileChooserUI.FilterComboBoxRenderer`
Render different type sizes and styles.
`protected class`
`MetalFileChooserUI.SingleClickListener`
Deprecated.
As of JDK version 9.
`class`
`MetalIconFactory`
Factory object that vends `Icon`s for the Java look and feel (Metal).
`static class`
`MetalIconFactory.FileIcon16`
Warning: Serialized objects of this class will not be compatible with future Swing releases.
`static class`
`MetalIconFactory.FolderIcon16`
Warning: Serialized objects of this class will not be compatible with future Swing releases.
`static class`
`MetalIconFactory.PaletteCloseIcon`
Defines an icon for Palette close
`static class`
`MetalIconFactory.TreeControlIcon`
Warning: Serialized objects of this class will not be compatible with future Swing releases.
`static class`
`MetalIconFactory.TreeFolderIcon`
Warning: Serialized objects of this class will not be compatible with future Swing releases.
`static class`
`MetalIconFactory.TreeLeafIcon`
The class represents a tree leaf icon.
`class`
`MetalInternalFrameTitlePane`
Class that manages a JLF title bar
`class`
`MetalInternalFrameUI`
Metal implementation of JInternalFrame.
`class`
`MetalLabelUI`
A Windows L&F implementation of LabelUI.
`class`
`MetalLookAndFeel`
The Java Look and Feel, otherwise known as Metal.
`class`
`MetalMenuBarUI`
Metal implementation of `MenuBarUI`.
`class`
`MetalPopupMenuSeparatorUI`
A Metal L&F implementation of PopupMenuSeparatorUI.
`class`
`MetalProgressBarUI`
The Metal implementation of ProgressBarUI.
`class`
`MetalRadioButtonUI`
RadioButtonUI implementation for MetalRadioButtonUI
`class`
`MetalRootPaneUI`
Provides the metal look and feel implementation of `RootPaneUI`.
`class`
`MetalScrollBarUI`
Implementation of ScrollBarUI for the Metal Look and Feel
`class`
`MetalScrollButton`
JButton object for Metal scrollbar arrows.
`class`
`MetalScrollPaneUI`
A Metal L&F implementation of ScrollPaneUI.
`class`
`MetalSeparatorUI`
A Metal L&F implementation of SeparatorUI.
`class`
`MetalSliderUI`
A Java L&F implementation of SliderUI.
`protected class`
`MetalSliderUI.MetalPropertyListener`
`PropertyListener` for `JSlider.isFilled`.
`class`
`MetalSplitPaneUI`
Metal split pane.
`class`
`MetalTabbedPaneUI`
The Metal subclass of BasicTabbedPaneUI.
`class`
`MetalTabbedPaneUI.TabbedPaneLayout`
This class should be treated as a "protected" inner class.
`class`
`MetalTextFieldUI`
Basis of a look and feel for a JTextField.
`class`
`MetalTheme`
`MetalTheme` provides the color palette and fonts used by the Java Look and Feel.
`class`
`MetalToggleButtonUI`
MetalToggleButton implementation
`class`
`MetalToolBarUI`
A Metal Look and Feel implementation of ToolBarUI.
`protected class`
`MetalToolBarUI.MetalContainerListener`
No longer used.
`protected class`
`MetalToolBarUI.MetalDockingListener`
`DockingListener` for `MetalToolBarUI`.
`protected class`
`MetalToolBarUI.MetalRolloverListener`
No longer used.
`class`
`MetalToolTipUI`
A Metal L&F extension of BasicToolTipUI.
`class`
`MetalTreeUI`
The metal look and feel implementation of `TreeUI`.
`class`
`OceanTheme`
The default theme for the `MetalLookAndFeel`.
Subclasses with type arguments of type Object in javax.swing.plaf.metal
Modifier and Type
Class
Description
`protected class`
`MetalFileChooserUI.DirectoryComboBoxModel`
Data model for a type-face selection combo-box.
`protected class`
`MetalFileChooserUI.FilterComboBoxModel`
Data model for a type-face selection combo-box.
Classes in javax.swing.plaf.metal that implement interfaces with type arguments of type Object
Modifier and Type
Class
Description
`protected class`
`MetalFileChooserUI.DirectoryComboBoxModel`
Data model for a type-face selection combo-box.
`protected class`
`MetalFileChooserUI.FilterComboBoxModel`
Data model for a type-face selection combo-box.
Fields in javax.swing.plaf.metal with type parameters of type Object
Modifier and Type
Field
Description
`protected JComboBox<Object>`
MetalComboBoxButton.`comboBox`
The instance of `JComboBox`.
`protected JList<Object>`
MetalComboBoxButton.`listBox`
The instance of `JList`.
Methods in javax.swing.plaf.metal that return Object
Modifier and Type
Method
Description
`Object`
MetalFileChooserUI.DirectoryComboBoxModel.`getElementAt(int index)`
`Object`
MetalFileChooserUI.FilterComboBoxModel.`getElementAt(int index)`
`Object`
MetalFileChooserUI.DirectoryComboBoxModel.`getSelectedItem()`
`Object`
MetalFileChooserUI.FilterComboBoxModel.`getSelectedItem()`
Methods in javax.swing.plaf.metal that return types with arguments of type Object
Modifier and Type
Method
Description
`final JComboBox<Object>`
MetalComboBoxButton.`getComboBox()`
Returns the `JComboBox`.
Methods in javax.swing.plaf.metal with parameters of type Object
Modifier and Type
Method
Description
`protected void`
MetalTreeUI.`decodeLineStyle(Object lineStyleFlag)`
Converts between the string passed into the client property and the internal representation (currently and int)
`void`
MetalFileChooserUI.DirectoryComboBoxModel.`setSelectedItem(Object selectedDirectory)`
`void`
MetalFileChooserUI.FilterComboBoxModel.`setSelectedItem(Object filter)`
Method parameters in javax.swing.plaf.metal with type arguments of type Object
Modifier and Type
Method
Description
`final void`
MetalComboBoxButton.`setComboBox(JComboBox<Object> cb)`
Sets the `JComboBox`.
Constructor parameters in javax.swing.plaf.metal with type arguments of type Object
Modifier
Constructor
Description
``
`MetalComboBoxButton(JComboBox<Object> cb, Icon i, boolean onlyIcon, CellRendererPane pane, JList<Object> list)`
Constructs a new instance of `MetalComboBoxButton`.
``
`MetalComboBoxButton(JComboBox<Object> cb, Icon i, boolean onlyIcon, CellRendererPane pane, JList<Object> list)`
Constructs a new instance of `MetalComboBoxButton`.
``
`MetalComboBoxButton(JComboBox<Object> cb, Icon i, CellRendererPane pane, JList<Object> list)`
Constructs a new instance of `MetalComboBoxButton`.
``
`MetalComboBoxButton(JComboBox<Object> cb, Icon i, CellRendererPane pane, JList<Object> list)`
Constructs a new instance of `MetalComboBoxButton`.
``
`MetalComboPopup(JComboBox<Object> cBox)`
Deprecated.
Constructs a new instance of `MetalComboPopup`.

## Uses of Object in javax.swing.plaf.multi

Subclasses of Object in javax.swing.plaf.multi
Modifier and Type
Class
Description
`class`
`MultiButtonUI`
A multiplexing UI used to combine `ButtonUI`s.
`class`
`MultiColorChooserUI`
A multiplexing UI used to combine `ColorChooserUI`s.
`class`
`MultiComboBoxUI`
A multiplexing UI used to combine `ComboBoxUI`s.
`class`
`MultiDesktopIconUI`
A multiplexing UI used to combine `DesktopIconUI`s.
`class`
`MultiDesktopPaneUI`
A multiplexing UI used to combine `DesktopPaneUI`s.
`class`
`MultiFileChooserUI`
A multiplexing UI used to combine `FileChooserUI`s.
`class`
`MultiInternalFrameUI`
A multiplexing UI used to combine `InternalFrameUI`s.
`class`
`MultiLabelUI`
A multiplexing UI used to combine `LabelUI`s.
`class`
`MultiListUI`
A multiplexing UI used to combine `ListUI`s.
`class`
`MultiLookAndFeel`
A multiplexing look and feel that allows more than one UI to be associated with a component at the same time.
`class`
`MultiMenuBarUI`
A multiplexing UI used to combine `MenuBarUI`s.
`class`
`MultiMenuItemUI`
A multiplexing UI used to combine `MenuItemUI`s.
`class`
`MultiOptionPaneUI`
A multiplexing UI used to combine `OptionPaneUI`s.
`class`
`MultiPanelUI`
A multiplexing UI used to combine `PanelUI`s.
`class`
`MultiPopupMenuUI`
A multiplexing UI used to combine `PopupMenuUI`s.
`class`
`MultiProgressBarUI`
A multiplexing UI used to combine `ProgressBarUI`s.
`class`
`MultiRootPaneUI`
A multiplexing UI used to combine `RootPaneUI`s.
`class`
`MultiScrollBarUI`
A multiplexing UI used to combine `ScrollBarUI`s.
`class`
`MultiScrollPaneUI`
A multiplexing UI used to combine `ScrollPaneUI`s.
`class`
`MultiSeparatorUI`
A multiplexing UI used to combine `SeparatorUI`s.
`class`
`MultiSliderUI`
A multiplexing UI used to combine `SliderUI`s.
`class`
`MultiSpinnerUI`
A multiplexing UI used to combine `SpinnerUI`s.
`class`
`MultiSplitPaneUI`
A multiplexing UI used to combine `SplitPaneUI`s.
`class`
`MultiTabbedPaneUI`
A multiplexing UI used to combine `TabbedPaneUI`s.
`class`
`MultiTableHeaderUI`
A multiplexing UI used to combine `TableHeaderUI`s.
`class`
`MultiTableUI`
A multiplexing UI used to combine `TableUI`s.
`class`
`MultiTextUI`
A multiplexing UI used to combine `TextUI`s.
`class`
`MultiToolBarUI`
A multiplexing UI used to combine `ToolBarUI`s.
`class`
`MultiToolTipUI`
A multiplexing UI used to combine `ToolTipUI`s.
`class`
`MultiTreeUI`
A multiplexing UI used to combine `TreeUI`s.
`class`
`MultiViewportUI`
A multiplexing UI used to combine `ViewportUI`s.

## Uses of Object in javax.swing.plaf.nimbus

Subclasses of Object in javax.swing.plaf.nimbus
Modifier and Type
Class
Description
`class`
`AbstractRegionPainter`
Convenient base class for defining Painter instances for rendering a region or component in Nimbus.
`protected static class`
`AbstractRegionPainter.PaintContext`
A class encapsulating state useful when painting.
`class`
`NimbusLookAndFeel`
The NimbusLookAndFeel class.
`final class`
`NimbusStyle`
A SynthStyle implementation used by Nimbus.
`class`
`State<T extends JComponent>`
Represents a built in, or custom, state in Nimbus.
Methods in javax.swing.plaf.nimbus that return Object
Modifier and Type
Method
Description
`Object`
NimbusStyle.`get(SynthContext ctx, Object key)`
Getter for a region specific style property.
`protected Object[]`
AbstractRegionPainter.`getExtendedCacheKeys(JComponent c)`
Get any extra attributes which the painter implementation would like to include in the image cache lookups.
Methods in javax.swing.plaf.nimbus that return types with arguments of type Object
Modifier and Type
Method
Description
`Painter<Object>`
NimbusStyle.`getBackgroundPainter(SynthContext ctx)`
Gets the appropriate background Painter, if there is one, for the state specified in the given SynthContext.
`Painter<Object>`
NimbusStyle.`getBorderPainter(SynthContext ctx)`
Gets the appropriate border Painter, if there is one, for the state specified in the given SynthContext.
`Painter<Object>`
NimbusStyle.`getForegroundPainter(SynthContext ctx)`
Gets the appropriate foreground Painter, if there is one, for the state specified in the given SynthContext.
Methods in javax.swing.plaf.nimbus with parameters of type Object
Modifier and Type
Method
Description
`protected abstract void`
AbstractRegionPainter.`doPaint(Graphics2D g, JComponent c, int width, int height, Object[] extendedCacheKeys)`
Actually performs the painting operation.
`Object`
NimbusStyle.`get(SynthContext ctx, Object key)`
Getter for a region specific style property.

## Uses of Object in javax.swing.plaf.synth

Subclasses of Object in javax.swing.plaf.synth
Modifier and Type
Class
Description
`class`
`ColorType`
A typesafe enumeration of colors that can be fetched from a style.
`class`
`Region`
A distinct rendering area of a Swing component.
`class`
`SynthButtonUI`
Provides the Synth L&F UI delegate for `JButton`.
`class`
`SynthCheckBoxMenuItemUI`
Provides the Synth L&F UI delegate for `JCheckBoxMenuItem`.
`class`
`SynthCheckBoxUI`
Provides the Synth L&F UI delegate for `JCheckBox`.
`class`
`SynthColorChooserUI`
Provides the Synth L&F UI delegate for `JColorChooser`.
`class`
`SynthComboBoxUI`
Provides the Synth L&F UI delegate for `JComboBox`.
`class`
`SynthContext`
An immutable transient object containing contextual information about a `Region`.
`class`
`SynthDesktopIconUI`
Provides the Synth L&F UI delegate for a minimized internal frame on a desktop.
`class`
`SynthDesktopPaneUI`
Provides the Synth L&F UI delegate for `JDesktopPane`.
`class`
`SynthEditorPaneUI`
Provides the Synth L&F UI delegate for `JEditorPane`.
`class`
`SynthFormattedTextFieldUI`
Provides the Synth L&F UI delegate for `JFormattedTextField`.
`class`
`SynthGraphicsUtils`
Wrapper for primitive graphics calls.
`class`
`SynthInternalFrameUI`
Provides the Synth L&F UI delegate for `JInternalFrame`.
`class`
`SynthLabelUI`
Provides the Synth L&F UI delegate for `JLabel`.
`class`
`SynthListUI`
Provides the Synth L&F UI delegate for `JList`.
`class`
`SynthLookAndFeel`
SynthLookAndFeel provides the basis for creating a customized look and feel.
`class`
`SynthMenuBarUI`
Provides the Synth L&F UI delegate for `JMenuBar`.
`class`
`SynthMenuItemUI`
Provides the Synth L&F UI delegate for `JMenuItem`.
`class`
`SynthMenuUI`
Provides the Synth L&F UI delegate for `JMenu`.
`class`
`SynthOptionPaneUI`
Provides the Synth L&F UI delegate for `JOptionPane`.
`class`
`SynthPainter`
`SynthPainter` is used for painting portions of `JComponent`s.
`class`
`SynthPanelUI`
Provides the Synth L&F UI delegate for `JPanel`.
`class`
`SynthPasswordFieldUI`
Provides the Synth L&F UI delegate for `JPasswordField`.
`class`
`SynthPopupMenuUI`
Provides the Synth L&F UI delegate for `JPopupMenu`.
`class`
`SynthProgressBarUI`
Provides the Synth L&F UI delegate for `JProgressBar`.
`class`
`SynthRadioButtonMenuItemUI`
Provides the Synth L&F UI delegate for `JRadioButtonMenuItem`.
`class`
`SynthRadioButtonUI`
Provides the Synth L&F UI delegate for `JRadioButton`.
`class`
`SynthRootPaneUI`
Provides the Synth L&F UI delegate for `JRootPane`.
`class`
`SynthScrollBarUI`
Provides the Synth L&F UI delegate for `JScrollBar`.
`class`
`SynthScrollPaneUI`
Provides the Synth L&F UI delegate for `JScrollPane`.
`class`
`SynthSeparatorUI`
Provides the Synth L&F UI delegate for `JSeparator`.
`class`
`SynthSliderUI`
Provides the Synth L&F UI delegate for `JSlider`.
`class`
`SynthSpinnerUI`
Provides the Synth L&F UI delegate for `JSpinner`.
`class`
`SynthSplitPaneUI`
Provides the Synth L&F UI delegate for `JSplitPane`.
`class`
`SynthStyle`
`SynthStyle` is a set of style properties.
`class`
`SynthStyleFactory`
Factory used for obtaining `SynthStyle`s.
`class`
`SynthTabbedPaneUI`
Provides the Synth L&F UI delegate for `JTabbedPane`.
`class`
`SynthTableHeaderUI`
Provides the Synth L&F UI delegate for `JTableHeader`.
`class`
`SynthTableUI`
Provides the Synth L&F UI delegate for `JTable`.
`class`
`SynthTextAreaUI`
Provides the look and feel for a plain text editor in the Synth look and feel.
`class`
`SynthTextFieldUI`
Provides the Synth L&F UI delegate for `JTextField`.
`class`
`SynthTextPaneUI`
Provides the look and feel for a styled text editor in the Synth look and feel.
`class`
`SynthToggleButtonUI`
Provides the Synth L&F UI delegate for `JToggleButton`.
`class`
`SynthToolBarUI`
Provides the Synth L&F UI delegate for `JToolBar`.
`class`
`SynthToolTipUI`
Provides the Synth L&F UI delegate for `JToolTip`.
`class`
`SynthTreeUI`
Provides the Synth L&F UI delegate for `JTree`.
`class`
`SynthViewportUI`
Provides the Synth L&F UI delegate for `JViewport`.
Methods in javax.swing.plaf.synth that return Object
Modifier and Type
Method
Description
`Object`
SynthStyle.`get(SynthContext context, Object key)`
Getter for a region specific style property.
Methods in javax.swing.plaf.synth with parameters of type Object
Modifier and Type
Method
Description
`void`
SynthGraphicsUtils.`drawLine(SynthContext context, Object paintKey, Graphics g, int x1, int y1, int x2, int y2)`
Draws a line between the two end points.
`void`
SynthGraphicsUtils.`drawLine(SynthContext context, Object paintKey, Graphics g, int x1, int y1, int x2, int y2, Object styleKey)`
Draws a line between the two end points.
`Object`
SynthStyle.`get(SynthContext context, Object key)`
Getter for a region specific style property.
`boolean`
SynthStyle.`getBoolean(SynthContext context, Object key, boolean defaultValue)`
Convenience method to get a specific style property whose value is an Boolean.
`Icon`
SynthStyle.`getIcon(SynthContext context, Object key)`
Convenience method to get a specific style property whose value is an Icon.
`int`
SynthStyle.`getInt(SynthContext context, Object key, int defaultValue)`
Convenience method to get a specific style property whose value is a `Number`.
`String`
SynthStyle.`getString(SynthContext context, Object key, String defaultValue)`
Convenience method to get a specific style property whose value is a String.

## Uses of Object in javax.swing.table

Subclasses of Object in javax.swing.table
Modifier and Type
Class
Description
`class`
`AbstractTableModel`
This abstract class provides default implementations for most of the methods in the `TableModel` interface.
`class`
`DefaultTableCellRenderer`
The standard class for rendering (displaying) individual cells in a `JTable`.
`static class`
`DefaultTableCellRenderer.UIResource`
A subclass of `DefaultTableCellRenderer` that implements `UIResource`.
`class`
`DefaultTableColumnModel`
The standard column-handler for a `JTable`.
`class`
`DefaultTableModel`
This is an implementation of `TableModel` that uses a `Vector` of `Vectors` to store the cell value objects.
`class`
`JTableHeader`
This is the object which manages the header of the `JTable`.
`protected class`
`JTableHeader.AccessibleJTableHeader`
This class implements accessibility support for the `JTableHeader` class.
`protected class`
`JTableHeader.AccessibleJTableHeader.AccessibleJTableHeaderEntry`
This class provides an implementation of the Java Accessibility API appropriate for JTableHeader entries.
`class`
`TableColumn`
A `TableColumn` represents all the attributes of a column in a `JTable`, such as width, resizability, minimum and maximum width.
`class`
`TableRowSorter<M extends TableModel>`
An implementation of `RowSorter` that provides sorting and filtering using a `TableModel`.
`class`
`TableStringConverter`
TableStringConverter is used to convert objects from the model into strings.
Fields in javax.swing.table declared as Object
Modifier and Type
Field
Description
`protected Object`
TableColumn.`headerValue`
The header value of the column.
`protected Object`
TableColumn.`identifier`
This object is not used internally by the drawing machinery of the `JTable`; identifiers may be set in the `TableColumn` as an optional way to tag and locate table columns.
Methods in javax.swing.table that return Object
Modifier and Type
Method
Description
`Object`
TableColumn.`getHeaderValue()`
Returns the `Object` used as the value for the header renderer.
`Object`
TableColumn.`getIdentifier()`
Returns the `identifier` object for this column.
`Object`
DefaultTableModel.`getValueAt(int row, int column)`
Returns an attribute value for the cell at `row` and `column`.
`Object`
TableModel.`getValueAt(int rowIndex, int columnIndex)`
Returns the value for the cell at `columnIndex` and `rowIndex`.
Methods in javax.swing.table that return types with arguments of type Object
Modifier and Type
Method
Description
`protected static Vector<Object>`
DefaultTableModel.`convertToVector(Object[] anArray)`
Returns a vector that contains the same objects as the array.
`protected static Vector<Vector<Object>>`
DefaultTableModel.`convertToVector(Object[][] anArray)`
Returns a vector of vectors that contains the same objects as the array.
Methods in javax.swing.table with parameters of type Object
Modifier and Type
Method
Description
`void`
DefaultTableModel.`addColumn(Object columnName)`
Adds a column to the model.
`void`
DefaultTableModel.`addColumn(Object columnName, Object[] columnData)`
Adds a column to the model.
`void`
DefaultTableModel.`addColumn(Object columnName, Vector<?> columnData)`
Adds a column to the model.
`void`
DefaultTableModel.`addRow(Object[] rowData)`
Adds a row to the end of the model.
`protected static Vector<Object>`
DefaultTableModel.`convertToVector(Object[] anArray)`
Returns a vector that contains the same objects as the array.
`protected static Vector<Vector<Object>>`
DefaultTableModel.`convertToVector(Object[][] anArray)`
Returns a vector of vectors that contains the same objects as the array.
`protected void`
DefaultTableCellRenderer.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Overridden for performance reasons.
`int`
DefaultTableColumnModel.`getColumnIndex(Object identifier)`
Returns the index of the first column in the `tableColumns` array whose identifier is equal to `identifier`, when compared using `equals`.
`int`
TableColumnModel.`getColumnIndex(Object columnIdentifier)`
Returns the index of the first column in the table whose identifier is equal to `identifier`, when compared using `equals`.
`Component`
TableCellEditor.`getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column)`
Sets an initial `value` for the editor.
`Component`
DefaultTableCellRenderer.`getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)`
Returns the default table cell renderer.
`Component`
TableCellRenderer.`getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column)`
Returns the component used for drawing the cell.
`void`
DefaultTableModel.`insertRow(int row, Object[] rowData)`
Inserts a row at `row` in the model.
`void`
DefaultTableModel.`setColumnIdentifiers(Object[] newIdentifiers)`
Replaces the column identifiers in the model.
`void`
DefaultTableModel.`setDataVector(Object[][] dataVector, Object[] columnIdentifiers)`
Replaces the value in the `dataVector` instance variable with the values in the array `dataVector`.
`void`
TableColumn.`setHeaderValue(Object headerValue)`
Sets the `Object` whose string representation will be used as the value for the `headerRenderer`.
`void`
TableColumn.`setIdentifier(Object identifier)`
Sets the `TableColumn`'s identifier to `anIdentifier`.
`protected void`
DefaultTableCellRenderer.`setValue(Object value)`
Sets the `String` object for the cell being rendered to `value`.
`void`
AbstractTableModel.`setValueAt(Object aValue, int rowIndex, int columnIndex)`
This empty implementation is provided so users don't have to implement this method if their data model is not editable.
`void`
DefaultTableModel.`setValueAt(Object aValue, int row, int column)`
Sets the object value for the cell at `column` and `row`.
`void`
TableModel.`setValueAt(Object aValue, int rowIndex, int columnIndex)`
Sets the value in the cell at `columnIndex` and `rowIndex` to `aValue`.
Constructors in javax.swing.table with parameters of type Object
Modifier
Constructor
Description
``
`DefaultTableModel(Object[][] data, Object[] columnNames)`
Constructs a `DefaultTableModel` and initializes the table by passing `data` and `columnNames` to the `setDataVector` method.
``
`DefaultTableModel(Object[] columnNames, int rowCount)`
Constructs a `DefaultTableModel` with as many columns as there are elements in `columnNames` and `rowCount` of `null` object values.

## Uses of Object in javax.swing.text

Subclasses of Object in javax.swing.text
Modifier and Type
Class
Description
`class`
`AbstractDocument`
An implementation of the document interface to serve as a basis for implementing various kinds of documents.
`class`
`AbstractDocument.AbstractElement`
Implements the abstract part of an element.
`class`
`AbstractDocument.BranchElement`
Implements a composite element that contains other elements.
`class`
`AbstractDocument.DefaultDocumentEvent`
Stores document changes as the document is being modified.
`static class`
`AbstractDocument.ElementEdit`
An implementation of ElementChange that can be added to the document event.
`class`
`AbstractDocument.LeafElement`
Implements an element that directly represents content of some kind.
`class`
`AbstractWriter`
AbstractWriter is an abstract class that actually does the work of writing out the element tree including the attributes.
`class`
`AsyncBoxView`
A box that does layout asynchronously.
`class`
`AsyncBoxView.ChildLocator`
A class to manage the effective position of the child views in a localized area while changes are being made around the localized area.
`class`
`AsyncBoxView.ChildState`
A record representing the layout state of a child view.
`class`
`BadLocationException`
This exception is to report bad locations within a document model (that is, attempts to reference a location that doesn't exist).
`class`
`BoxView`
A view that arranges its children into a box shape by tiling its children along an axis.
`class`
`ChangedCharSetException`
ChangedCharSetException as the name indicates is an exception thrown when the charset is changed.
`class`
`ComponentView`
Component decorator that implements the view interface.
`class`
`CompositeView`
`CompositeView` is an abstract `View` implementation which manages one or more child views.
`class`
`DateFormatter`
DateFormatter is an `InternationalFormatter` that does its formatting by way of an instance of `java.text.DateFormat`.
`class`
`DefaultCaret`
A default implementation of Caret.
`class`
`DefaultEditorKit`
This is the set of things needed by a text component to be a reasonably functioning editor for some type of text document.
`static class`
`DefaultEditorKit.BeepAction`
Creates a beep.
`static class`
`DefaultEditorKit.CopyAction`
Copies the selected region and place its contents into the system clipboard.
`static class`
`DefaultEditorKit.CutAction`
Cuts the selected region and place its contents into the system clipboard.
`static class`
`DefaultEditorKit.DefaultKeyTypedAction`
The action that is executed by default if a key typed event is received and there is no keymap entry.
`static class`
`DefaultEditorKit.InsertBreakAction`
Places a line/paragraph break into the document.
`static class`
`DefaultEditorKit.InsertContentAction`
Places content into the associated document.
`static class`
`DefaultEditorKit.InsertTabAction`
Places a tab character into the document.
`static class`
`DefaultEditorKit.PasteAction`
Pastes the contents of the system clipboard into the selected region, or before the caret if nothing is selected.
`class`
`DefaultFormatter`
`DefaultFormatter` formats arbitrary objects.
`class`
`DefaultFormatterFactory`
An implementation of `JFormattedTextField.AbstractFormatterFactory`.
`class`
`DefaultHighlighter`
Implements the Highlighter interfaces.
`static class`
`DefaultHighlighter.DefaultHighlightPainter`
Simple highlight painter that fills a highlighted area with a solid color.
`class`
`DefaultStyledDocument`
A document that can be marked up with character and paragraph styles in a manner similar to the Rich Text Format.
`static class`
`DefaultStyledDocument.AttributeUndoableEdit`
An UndoableEdit used to remember AttributeSet changes to an Element.
`class`
`DefaultStyledDocument.ElementBuffer`
Class to manage changes to the element hierarchy.
`static class`
`DefaultStyledDocument.ElementSpec`
Specification for building elements.
`protected class`
`DefaultStyledDocument.SectionElement`
Default root element for a document... maps out the paragraphs/lines contained.
`class`
`DefaultTextUI`
Deprecated.
`class`
`DocumentFilter`
`DocumentFilter`, as the name implies, is a filter for the `Document` mutation methods.
`static class`
`DocumentFilter.FilterBypass`
Used as a way to circumvent calling back into the Document to change it.
`class`
`EditorKit`
Establishes the set of things needed by a text component to be a reasonably functioning editor for some type of text content.
`class`
`ElementIterator`
`ElementIterator`, as the name suggests, iterates over the `Element` tree.
`class`
`FieldView`
Extends the multi-line plain text view to be suitable for a single-line editor view.
`class`
`FlowView`
A View that tries to flow it's children into some partially constrained space.
`static class`
`FlowView.FlowStrategy`
Strategy for maintaining the physical form of the flow.
`class`
`GapContent`
An implementation of the AbstractDocument.Content interface implemented using a gapped buffer similar to that used by emacs.
`class`
`GlyphView`
A GlyphView is a styled chunk of text that represents a view mapped over an element in the text model.
`static class`
`GlyphView.GlyphPainter`
A class to perform rendering of the glyphs.
`class`
`IconView`
Icon decorator that implements the view interface.
`class`
`InternationalFormatter`
`InternationalFormatter` extends `DefaultFormatter`, using an instance of `java.text.Format` to handle the conversion to a String, and the conversion from a String.
`class`
`JTextComponent`
`JTextComponent` is the base class for swing text components.
`class`
`JTextComponent.AccessibleJTextComponent`
This class implements accessibility support for the `JTextComponent` class.
`static final class`
`JTextComponent.DropLocation`
Represents a drop location for `JTextComponent`s.
`static class`
`JTextComponent.KeyBinding`
Binding record for creating key bindings.
`class`
`LabelView`
A `LabelView` is a styled chunk of text that represents a view mapped over an element in the text model.
`class`
`LayeredHighlighter`
Implementation of `Highlighter` interface to mark up the background of leaf views with colored areas.
`static class`
`LayeredHighlighter.LayerPainter`
Layered highlight renderer.
`class`
`LayoutQueue`
A queue of text layout tasks.
`class`
`MaskFormatter`
`MaskFormatter` is used to format and edit strings.
`class`
`NavigationFilter`
`NavigationFilter` can be used to restrict where the cursor can be positioned.
`static class`
`NavigationFilter.FilterBypass`
Used as a way to circumvent calling back into the caret to position the cursor.
`class`
`NumberFormatter`
`NumberFormatter` subclasses `InternationalFormatter` adding special behavior for numbers.
`class`
`ParagraphView`
View of a simple line-wrapping paragraph that supports multiple fonts, colors, components, icons, etc.
`class`
`PasswordView`
Implements a View suitable for use in JPasswordField UI implementations.
`class`
`PlainDocument`
A plain document that maintains no character attributes.
`class`
`PlainView`
Implements View interface for a simple multi-line text view that has text in one font and color.
`static final class`
`Position.Bias`
A typesafe enumeration to indicate bias to a position in the model.
`class`
`Segment`
A segment of a character array representing a fragment of text.
`class`
`SimpleAttributeSet`
A straightforward implementation of MutableAttributeSet using a hash table.
`final class`
`StringContent`
An implementation of the AbstractDocument.Content interface that is a brute force implementation that is useful for relatively small documents and/or debugging.
`class`
`StyleConstants`
A collection of well known or common attribute keys and methods to apply to an AttributeSet or MutableAttributeSet to get/set the properties in a typesafe manner.
`static final class`
`StyleConstants.CharacterConstants`
This is a typesafe enumeration of the well-known attributes that contribute to a character style.
`static final class`
`StyleConstants.ColorConstants`
This is a typesafe enumeration of the well-known attributes that contribute to a color.
`static final class`
`StyleConstants.FontConstants`
This is a typesafe enumeration of the well-known attributes that contribute to a font.
`static final class`
`StyleConstants.ParagraphConstants`
This is a typesafe enumeration of the well-known attributes that contribute to a paragraph style.
`class`
`StyleContext`
A pool of styles and their associated resources.
`class`
`StyleContext.NamedStyle`
A collection of attributes, typically used to represent character and paragraph styles.
`class`
`StyleContext.SmallAttributeSet`
This class holds a small number of attributes in an array.
`class`
`StyledEditorKit`
This is the set of things needed by a text component to be a reasonably functioning editor for some type of text document.
`static class`
`StyledEditorKit.AlignmentAction`
An action to set paragraph alignment.
`static class`
`StyledEditorKit.BoldAction`
An action to toggle the bold attribute.
`static class`
`StyledEditorKit.FontFamilyAction`
An action to set the font family in the associated JEditorPane.
`static class`
`StyledEditorKit.FontSizeAction`
An action to set the font size in the associated JEditorPane.
`static class`
`StyledEditorKit.ForegroundAction`
An action to set foreground color.
`static class`
`StyledEditorKit.ItalicAction`
An action to toggle the italic attribute.
`static class`
`StyledEditorKit.StyledTextAction`
An action that assumes it's being fired on a JEditorPane with a StyledEditorKit (or subclass) installed.
`static class`
`StyledEditorKit.UnderlineAction`
An action to toggle the underline attribute.
`class`
`TableView`
Implements View interface for a table, that is composed of an element structure where the child elements of the element this view is responsible for represent rows and the child elements of the row elements are cells.
`class`
`TableView.TableCell`
Deprecated.
A table cell can now be any View implementation.
`class`
`TableView.TableRow`
View of a row in a row-centric table.
`class`
`TabSet`
A TabSet is comprised of many TabStops.
`class`
`TabStop`
This class encapsulates a single tab stop (basically as tab stops are thought of by RTF).
`class`
`TextAction`
An Action implementation useful for key bindings that are shared across a number of different text components.
`class`
`Utilities`
A collection of methods to deal with various text related activities.
`class`
`View`
A very important part of the text package is the `View` class.
`class`
`WrappedPlainView`
View of plain text (text with only one font and color) that does line-wrapping.
`class`
`ZoneView`
ZoneView is a View implementation that creates zones for which the child views are not created or stored until they are needed for display or model/view translations.
Fields in javax.swing.text declared as Object
Modifier and Type
Field
Description
`static final Object`
StyleConstants.`Alignment`
Alignment for the paragraph.
`static final Object`
StyleConstants.`Background`
Name of the background color attribute.
`static final Object`
StyleConstants.`BidiLevel`
Bidirectional level of a character as assigned by the Unicode bidi algorithm.
`static final Object`
StyleConstants.`Bold`
Name of the bold attribute.
`static final Object`
StyleConstants.`ComponentAttribute`
Name of the component attribute.
`static final Object`
StyleConstants.`ComposedTextAttribute`
Name of the input method composed text attribute.
`static final Object`
StyleConstants.`Family`
Name of the font family.
`static final Object`
StyleConstants.`FirstLineIndent`
The amount of space to indent the first line of the paragraph.
`static final Object`
StyleConstants.`FontFamily`
Name of the font family.
`static final Object`
StyleConstants.`FontSize`
Name of the font size.
`static final Object`
StyleConstants.`Foreground`
Name of the foreground color attribute.
`static final Object`
StyleConstants.`IconAttribute`
Name of the icon attribute.
`static final Object`
StyleConstants.`Italic`
Name of the italic attribute.
`static final Object`
StyleConstants.`LeftIndent`
The amount to indent the left side of the paragraph.
`static final Object`
StyleConstants.`LineSpacing`
The amount of space between lines of the paragraph.
`static final Object`
StyleConstants.`ModelAttribute`
Attribute used to identify the model for embedded objects that have a model view separation.
`static final Object`
AttributeSet.`NameAttribute`
Attribute name used to name the collection of attributes.
`static final Object`
StyleConstants.`NameAttribute`
Attribute name used to name the collection of attributes.
`static final Object`
StyleConstants.`Orientation`
Orientation for a paragraph.
`static final Object`
AttributeSet.`ResolveAttribute`
Attribute name used to identify the resolving parent set of attributes, if one is defined.
`static final Object`
StyleConstants.`ResolveAttribute`
Attribute name used to identify the resolving parent set of attributes, if one is defined.
`static final Object`
StyleConstants.`RightIndent`
The amount to indent the right side of the paragraph.
`static final Object`
StyleConstants.`Size`
Name of the font size.
`static final Object`
StyleConstants.`SpaceAbove`
The amount of space above the paragraph.
`static final Object`
StyleConstants.`SpaceBelow`
The amount of space below the paragraph.
`static final Object`
StyleConstants.`StrikeThrough`
Name of the Strikethrough attribute.
`static final Object`
StyleConstants.`Subscript`
Name of the Subscript attribute.
`static final Object`
StyleConstants.`Superscript`
Name of the Superscript attribute.
`static final Object`
StyleConstants.`TabSet`
TabSet for the paragraph, type is a TabSet containing TabStops.
`static final Object`
StyleConstants.`Underline`
Name of the underline attribute.
Methods in javax.swing.text that return Object
Modifier and Type
Method
Description
`Object`
DefaultHighlighter.`addHighlight(int p0, int p1, Highlighter.HighlightPainter p)`
Adds a highlight to the view.
`Object`
Highlighter.`addHighlight(int p0, int p1, Highlighter.HighlightPainter p)`
Adds a highlight to the view.
`protected Object`
GapContent.`allocateArray(int len)`
Allocate an array to store items of the type appropriate (which is determined by the subclass).
`Object`
DefaultFormatter.`clone()`
Creates a copy of the DefaultFormatter.
`Object`
EditorKit.`clone()`
Creates a copy of the editor kit.
`Object`
ElementIterator.`clone()`
Clones the `ElementIterator`.
`protected final Object`
GlyphView.`clone()`
Creates a shallow copy.
`Object`
InternationalFormatter.`clone()`
Creates a copy of the DefaultFormatter.
`Object`
Segment.`clone()`
Creates a shallow copy.
`Object`
SimpleAttributeSet.`clone()`
Clones a set of attributes.
`Object`
StyleContext.SmallAttributeSet.`clone()`
Clones a set of attributes.
`Object`
StyledEditorKit.`clone()`
Creates a copy of the editor kit.
`Object`
AbstractDocument.AbstractElement.`getAttribute(Object attrName)`
Gets the value of an attribute.
`Object`
AttributeSet.`getAttribute(Object key)`
Fetches the value of the given attribute.
`Object`
SimpleAttributeSet.`getAttribute(Object name)`
Gets the value of an attribute.
`Object`
StyleContext.NamedStyle.`getAttribute(Object attrName)`
Gets the value of an attribute.
`Object`
StyleContext.SmallAttributeSet.`getAttribute(Object key)`
Gets the value of an attribute.
`final Object`
AbstractDocument.`getProperty(Object key)`
A convenience method for looking up a property value.
`Object`
Document.`getProperty(Object key)`
Gets the properties associated with the document.
`static Object`
StyleContext.`getStaticAttribute(Object key)`
Returns the object previously registered with `registerStaticAttributeKey`.
`static Object`
StyleContext.`getStaticAttributeKey(Object key)`
Returns the String that `key` will be registered with.
`Object`
DefaultFormatter.`stringToValue(String string)`
Converts the passed in String into an instance of `getValueClass` by way of the constructor that takes a String argument.
`Object`
InternationalFormatter.`stringToValue(String text)`
Returns the `Object` representation of the `String` `text`.
`Object`
MaskFormatter.`stringToValue(String value)`
Parses the text, returning the appropriate Object representation of the String `value`.
Methods in javax.swing.text that return types with arguments of type Object
Modifier and Type
Method
Description
`Dictionary<Object,Object>`
AbstractDocument.`getDocumentProperties()`
Supports managing a set of properties.
`Dictionary<Object,Object>`
AbstractDocument.`getDocumentProperties()`
Supports managing a set of properties.
Methods in javax.swing.text with parameters of type Object
Modifier and Type
Method
Description
`void`
AbstractDocument.AbstractElement.`addAttribute(Object name, Object value)`
Adds an attribute to the element.
`AttributeSet`
AbstractDocument.AttributeContext.`addAttribute(AttributeSet old, Object name, Object value)`
Adds an attribute to the given set, and returns the new representative set.
`void`
MutableAttributeSet.`addAttribute(Object name, Object value)`
Creates a new attribute set similar to this one except that it contains an attribute with the given name and value.
`void`
SimpleAttributeSet.`addAttribute(Object name, Object value)`
Adds an attribute to the list.
`AttributeSet`
StyleContext.`addAttribute(AttributeSet old, Object name, Object value)`
Adds an attribute to the given set, and returns the new representative set.
`void`
StyleContext.NamedStyle.`addAttribute(Object name, Object value)`
Adds an attribute.
`void`
DefaultHighlighter.`changeHighlight(Object tag, int p0, int p1)`
Changes a highlight.
`void`
Highlighter.`changeHighlight(Object tag, int p0, int p1)`
Changes the given highlight to span a different portion of the document.
`boolean`
AbstractDocument.AbstractElement.`containsAttribute(Object name, Object value)`
Checks whether a given attribute name/value is defined.
`boolean`
AttributeSet.`containsAttribute(Object name, Object value)`
Returns `true` if this set defines an attribute with the same name and an equal value.
`boolean`
SimpleAttributeSet.`containsAttribute(Object name, Object value)`
Checks whether the attribute list contains a specified attribute name/value pair.
`boolean`
StyleContext.NamedStyle.`containsAttribute(Object name, Object value)`
Checks whether a given attribute name/value is defined.
`boolean`
StyleContext.SmallAttributeSet.`containsAttribute(Object name, Object value)`
Checks whether a given attribute name/value is defined.
`boolean`
DefaultCaret.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
SimpleAttributeSet.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
StyleContext.SmallAttributeSet.`equals(Object obj)`
Compares this object to the specified object.
`boolean`
TabSet.`equals(Object o)`
Indicates whether this `TabSet` is equal to another one.
`boolean`
TabStop.`equals(Object other)`
Returns true if the tabs are equal.
`Object`
AbstractDocument.AbstractElement.`getAttribute(Object attrName)`
Gets the value of an attribute.
`Object`
AttributeSet.`getAttribute(Object key)`
Fetches the value of the given attribute.
`Object`
SimpleAttributeSet.`getAttribute(Object name)`
Gets the value of an attribute.
`Object`
StyleContext.NamedStyle.`getAttribute(Object attrName)`
Gets the value of an attribute.
`Object`
StyleContext.SmallAttributeSet.`getAttribute(Object key)`
Gets the value of an attribute.
`final Object`
AbstractDocument.`getProperty(Object key)`
A convenience method for looking up a property value.
`Object`
Document.`getProperty(Object key)`
Gets the properties associated with the document.
`static Object`
StyleContext.`getStaticAttribute(Object key)`
Returns the object previously registered with `registerStaticAttributeKey`.
`static Object`
StyleContext.`getStaticAttributeKey(Object key)`
Returns the String that `key` will be registered with.
`boolean`
AbstractDocument.AbstractElement.`isDefined(Object attrName)`
Checks whether a given attribute is defined.
`boolean`
AttributeSet.`isDefined(Object attrName)`
Checks whether the named attribute has a value specified in the set without resolving through another attribute set.
`boolean`
SimpleAttributeSet.`isDefined(Object attrName)`
Tells whether a given attribute is defined.
`boolean`
StyleContext.NamedStyle.`isDefined(Object attrName)`
Checks whether a given attribute is defined.
`boolean`
StyleContext.SmallAttributeSet.`isDefined(Object key)`
Checks whether a given attribute is defined.
`final void`
AbstractDocument.`putProperty(Object key, Object value)`
A convenience method for storing up a property value.
`void`
Document.`putProperty(Object key, Object value)`
Associates a property with the document.
`void`
JTextComponent.`read(Reader in, Object desc)`
Initializes from a stream.
`static void`
StyleContext.`registerStaticAttributeKey(Object key)`
Registers an object as a static object that is being used as a key in attribute sets.
`void`
AbstractDocument.AbstractElement.`removeAttribute(Object name)`
Removes an attribute from the set.
`AttributeSet`
AbstractDocument.AttributeContext.`removeAttribute(AttributeSet old, Object name)`
Removes an attribute from the set.
`void`
MutableAttributeSet.`removeAttribute(Object name)`
Removes an attribute with the given `name`.
`void`
SimpleAttributeSet.`removeAttribute(Object name)`
Removes an attribute from the list.
`void`
StyleContext.NamedStyle.`removeAttribute(Object name)`
Removes an attribute from the set.
`AttributeSet`
StyleContext.`removeAttribute(AttributeSet old, Object name)`
Removes an attribute from the set.
`void`
DefaultHighlighter.`removeHighlight(Object tag)`
Removes a highlight from the view.
`void`
Highlighter.`removeHighlight(Object tag)`
Removes a highlight from the view.
`String`
DefaultFormatter.`valueToString(Object value)`
Converts the passed in Object into a String by way of the `toString` method.
`String`
InternationalFormatter.`valueToString(Object value)`
Returns a String representation of the Object `value`.
`String`
MaskFormatter.`valueToString(Object value)`
Returns a String representation of the Object `value` based on the mask.
Method parameters in javax.swing.text with type arguments of type Object
Modifier and Type
Method
Description
`void`
AbstractDocument.`setDocumentProperties(Dictionary<Object,Object> x)`
Replaces the document properties dictionary for this document.
`void`
AbstractDocument.`setDocumentProperties(Dictionary<Object,Object> x)`
Replaces the document properties dictionary for this document.
Constructors in javax.swing.text with parameters of type Object
Modifier
Constructor
Description
``
`SmallAttributeSet(Object[] attributes)`
Constructs a SmallAttributeSet.

## Uses of Object in javax.swing.text.html

Subclasses of Object in javax.swing.text.html
Modifier and Type
Class
Description
`class`
`BlockView`
A view implementation to display a block (as a box) with CSS specifications.
`class`
`CSS`
Defines a set of CSS attributes as a typesafe enumeration.
`static final class`
`CSS.Attribute`
Definitions to be used as a key on AttributeSet's that might hold CSS attributes.
`final class`
`FormSubmitEvent`
FormSubmitEvent is used to notify interested parties that a form was submitted.
`class`
`FormView`
Component decorator that implements the view interface for form elements, <input>, <textarea>, and <select>.
`protected class`
`FormView.MouseEventListener`
MouseEventListener class to handle form submissions when an input with type equal to image is clicked on.
`class`
`HTML`
Constants used in the `HTMLDocument`.
`static final class`
`HTML.Attribute`
Typesafe enumeration representing an HTML attribute.
`static class`
`HTML.Tag`
Typesafe enumeration for an HTML tag.
`static class`
`HTML.UnknownTag`
Class represents unknown HTML tag.
`class`
`HTMLDocument`
A document that models HTML.
`class`
`HTMLDocument.BlockElement`
An element that represents a structural block of HTML.
`class`
`HTMLDocument.HTMLReader`
An HTML reader to load an HTML document with an HTML element structure.
`class`
`HTMLDocument.HTMLReader.BlockAction`
Action assigned by default to handle the Block task of the reader.
`class`
`HTMLDocument.HTMLReader.CharacterAction`
Action assigned by default to handle the Character task of the reader.
`class`
`HTMLDocument.HTMLReader.FormAction`
Action to support forms by building all of the elements used to represent form controls.
`class`
`HTMLDocument.HTMLReader.HiddenAction`
Action assigned by default to handle the Hidden task of the reader.
`class`
`HTMLDocument.HTMLReader.IsindexAction`
Action assigned by default to handle the Isindex task of the reader.
`class`
`HTMLDocument.HTMLReader.ParagraphAction`
Action assigned by default to handle the Paragraph task of the reader.
`class`
`HTMLDocument.HTMLReader.PreAction`
Action assigned by default to handle the Pre block task of the reader.
`class`
`HTMLDocument.HTMLReader.SpecialAction`
Action assigned by default to handle the Special task of the reader.
`class`
`HTMLDocument.HTMLReader.TagAction`
An action to be performed in response to parsing a tag.
`static class`
`HTMLDocument.Iterator`
An iterator to iterate over a particular type of tag.
`class`
`HTMLDocument.RunElement`
An element that represents a chunk of text that has a set of HTML character level attributes assigned to it.
`class`
`HTMLEditorKit`
The Swing JEditorPane text component supports different kinds of content via a plug-in mechanism called an EditorKit.
`static class`
`HTMLEditorKit.HTMLFactory`
A factory to build views for HTML.
`static class`
`HTMLEditorKit.HTMLTextAction`
An abstract Action providing some convenience methods that may be useful in inserting HTML into an existing document.
`static class`
`HTMLEditorKit.InsertHTMLTextAction`
InsertHTMLTextAction can be used to insert an arbitrary string of HTML into an existing HTML document.
`static class`
`HTMLEditorKit.LinkController`
Class to watch the associated component and fire hyperlink events on it when appropriate.
`static class`
`HTMLEditorKit.Parser`
Interface to be supported by the parser.
`static class`
`HTMLEditorKit.ParserCallback`
The result of parsing drives these callback methods.
`class`
`HTMLFrameHyperlinkEvent`
HTMLFrameHyperlinkEvent is used to notify interested parties that link was activated in a frame.
`class`
`HTMLWriter`
This is a writer for HTMLDocuments.
`class`
`ImageView`
View of an Image, intended to support the HTML <IMG> tag.
`class`
`InlineView`
Displays the inline element styles based upon css attributes.
`class`
`ListView`
A view implementation to display an html list
`class`
`MinimalHTMLWriter`
MinimalHTMLWriter is a fallback writer used by the HTMLEditorKit to write out HTML for a document that is a not produced by the EditorKit.
`class`
`ObjectView`
Component decorator that implements the view interface for <object> elements.
`class`
`Option`
Value for the ListModel used to represent <option> elements.
`class`
`ParagraphView`
Displays the paragraph and uses CSS attributes for its configuration.
`class`
`StyleSheet`
Support for defining the visual characteristics of HTML views being rendered.
`static final class`
`StyleSheet.BoxPainter`
Class to carry out some of the duties of CSS formatting.
`static final class`
`StyleSheet.ListPainter`
Class to carry out some of the duties of CSS list formatting.
Fields in javax.swing.text.html declared as Object
Modifier and Type
Field
Description
`static final Object`
HTMLEditorKit.ParserCallback.`IMPLIED`
This is passed as an attribute in the attributeset to indicate the element is implied eg, the string '<>foo<\t>' contains an implied html element and an implied body element.
Methods in javax.swing.text.html that return Object
Modifier and Type
Method
Description
`Object`
HTMLEditorKit.`clone()`
Creates a copy of the editor kit.
Methods in javax.swing.text.html with parameters of type Object
Modifier and Type
Method
Description
`AttributeSet`
StyleSheet.`addAttribute(AttributeSet old, Object key, Object value)`
Adds an attribute to the given set, and returns the new representative set.
`boolean`
HTML.UnknownTag.`equals(Object obj)`
Compares this object to the specified object.
`Element`
HTMLDocument.`getElement(Element e, Object attribute, Object value)`
Returns the child element of `e` that contains the attribute, `attribute` with value `value`, or `null` if one isn't found.
`AttributeSet`
StyleSheet.`removeAttribute(AttributeSet old, Object key)`
Removes an attribute from the set.
Constructors in javax.swing.text.html with parameters of type Object
Modifier
Constructor
Description
``
`HTMLFrameHyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL targetURL, String targetFrame)`
Creates a new object representing a html frame hypertext link event.
``
`HTMLFrameHyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL targetURL, String desc, String targetFrame)`
Creates a new object representing a hypertext link event.
``
`HTMLFrameHyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL targetURL, String desc, Element sourceElement, InputEvent inputEvent, String targetFrame)`
Creates a new object representing a hypertext link event.
``
`HTMLFrameHyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL targetURL, String desc, Element sourceElement, String targetFrame)`
Creates a new object representing a hypertext link event.
``
`HTMLFrameHyperlinkEvent(Object source, HyperlinkEvent.EventType type, URL targetURL, Element sourceElement, String targetFrame)`
Creates a new object representing a hypertext link event.

## Uses of Object in javax.swing.text.html.parser

Subclasses of Object in javax.swing.text.html.parser
Modifier and Type
Class
Description
`final class`
`AttributeList`
This class defines the attributes of an SGML element as described in a DTD using the ATTLIST construct.
`final class`
`ContentModel`
A representation of a content model.
`class`
`DocumentParser`
A Parser for HTML Documents (actually, you can specify a DTD, but you should really only use this class with the html dtd in swing).
`class`
`DTD`
The representation of an SGML DTD.
`final class`
`Element`
An element as described in a DTD using the ELEMENT construct.
`final class`
`Entity`
An entity is described in a DTD using the ENTITY construct.
`class`
`Parser`
A simple DTD-driven HTML parser.
`class`
`ParserDelegator`
Responsible for starting up a new DocumentParser each time its parse method is invoked.
`class`
`TagElement`
A generic HTML TagElement class.
Fields in javax.swing.text.html.parser declared as Object
Modifier and Type
Field
Description
`Object`
ContentModel.`content`
The content.
`Object`
Element.`data`
A field to store user data.
Fields in javax.swing.text.html.parser with type parameters of type Object
Modifier and Type
Field
Description
`Hashtable<Object,Entity>`
DTD.`entityHash`
The hash table contains an `Object` and the corresponding `Entity`
Methods in javax.swing.text.html.parser with parameters of type Object
Modifier and Type
Method
Description
`protected ContentModel`
DTD.`defContentModel(int type, Object obj, ContentModel next)`
Creates and returns a new content model.
`boolean`
ContentModel.`first(Object token)`
Return true if the token could potentially be the first token in the input stream.
Constructors in javax.swing.text.html.parser with parameters of type Object
Modifier
Constructor
Description
``
`ContentModel(int type, Object content, ContentModel next)`
Create a content model of a particular type.

## Uses of Object in javax.swing.text.rtf

Subclasses of Object in javax.swing.text.rtf
Modifier and Type
Class
Description
`class`
`RTFEditorKit`
This is the default implementation of RTF editing functionality.

## Uses of Object in javax.swing.tree

Subclasses of Object in javax.swing.tree
Modifier and Type
Class
Description
`class`
`AbstractLayoutCache`
Warning: Serialized objects of this class will not be compatible with future Swing releases.
`static class`
`AbstractLayoutCache.NodeDimensions`
Used by `AbstractLayoutCache` to determine the size and x origin of a particular node.
`class`
`DefaultMutableTreeNode`
A `DefaultMutableTreeNode` is a general-purpose node in a tree data structure.
`class`
`DefaultTreeCellEditor`
A `TreeCellEditor`.
`class`
`DefaultTreeCellEditor.DefaultTextField`
`TextField` used when no editor is supplied.
`class`
`DefaultTreeCellEditor.EditorContainer`
Container responsible for placing the `editingComponent`.
`class`
`DefaultTreeCellRenderer`
Displays an entry in a tree.
`class`
`DefaultTreeModel`
A simple tree data model that uses TreeNodes.
`class`
`DefaultTreeSelectionModel`
Default implementation of TreeSelectionModel.
`class`
`ExpandVetoException`
Exception used to stop an expand/collapse from happening.
`class`
`FixedHeightLayoutCache`
NOTE: This will become more open in a future release.
`class`
`TreePath`
`TreePath` represents an array of objects that uniquely identify the path to a node in a tree.
`class`
`VariableHeightLayoutCache`
NOTE: This will become more open in a future release.
Fields in javax.swing.tree declared as Object
Modifier and Type
Field
Description
`protected Object`
DefaultMutableTreeNode.`userObject`
optional user object
Methods in javax.swing.tree that return Object
Modifier and Type
Method
Description
`Object`
DefaultMutableTreeNode.`clone()`
Overridden to make clone public.
`Object`
DefaultTreeSelectionModel.`clone()`
Returns a clone of this object with the same selection.
`Object`
DefaultTreeCellEditor.`getCellEditorValue()`
Returns the value currently being edited.
`Object`
DefaultTreeModel.`getChild(Object parent, int index)`
Returns the child of parent at index index in the parent's child array.
`Object`
TreeModel.`getChild(Object parent, int index)`
Returns the child of `parent` at index `index` in the parent's child array.
`Object`
TreePath.`getLastPathComponent()`
Returns the last element of this path.
`Object[]`
TreePath.`getPath()`
Returns an ordered array of the elements of this `TreePath`.
`Object`
TreePath.`getPathComponent(int index)`
Returns the path element at the specified index.
`Object`
DefaultTreeModel.`getRoot()`
Returns the root of the tree.
`Object`
TreeModel.`getRoot()`
Returns the root of the tree.
`Object`
DefaultMutableTreeNode.`getUserObject()`
Returns this node's user object.
`Object[]`
DefaultMutableTreeNode.`getUserObjectPath()`
Returns the user object path, from the root, to get to this node.
Methods in javax.swing.tree with parameters of type Object
Modifier and Type
Method
Description
`protected void`
DefaultTreeCellEditor.`determineOffset(JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf, int row)`
Determine the offset.
`boolean`
TreePath.`equals(Object o)`
Compares this `TreePath` to the specified object.
`protected void`
DefaultTreeCellRenderer.`firePropertyChange(String propertyName, Object oldValue, Object newValue)`
Overridden for performance reasons.
`protected void`
DefaultTreeModel.`fireTreeNodesChanged(Object source, Object[] path, int[] childIndices, Object[] children)`
Notifies all listeners that have registered interest for notification on this event type.
`protected void`
DefaultTreeModel.`fireTreeNodesInserted(Object source, Object[] path, int[] childIndices, Object[] children)`
Notifies all listeners that have registered interest for notification on this event type.
`protected void`
DefaultTreeModel.`fireTreeNodesRemoved(Object source, Object[] path, int[] childIndices, Object[] children)`
Notifies all listeners that have registered interest for notification on this event type.
`protected void`
DefaultTreeModel.`fireTreeStructureChanged(Object source, Object[] path, int[] childIndices, Object[] children)`
Notifies all listeners that have registered interest for notification on this event type.
`Object`
DefaultTreeModel.`getChild(Object parent, int index)`
Returns the child of parent at index index in the parent's child array.
`Object`
TreeModel.`getChild(Object parent, int index)`
Returns the child of `parent` at index `index` in the parent's child array.
`int`
DefaultTreeModel.`getChildCount(Object parent)`
Returns the number of children of parent.
`int`
TreeModel.`getChildCount(Object parent)`
Returns the number of children of `parent`.
`int`
DefaultTreeModel.`getIndexOfChild(Object parent, Object child)`
Returns the index of child in parent.
`int`
TreeModel.`getIndexOfChild(Object parent, Object child)`
Returns the index of child in parent.
`protected Rectangle`
AbstractLayoutCache.`getNodeDimensions(Object value, int row, int depth, boolean expanded, Rectangle placeIn)`
Returns, by reference in `placeIn`, the size needed to represent `value`.
`abstract Rectangle`
AbstractLayoutCache.NodeDimensions.`getNodeDimensions(Object value, int row, int depth, boolean expanded, Rectangle bounds)`
Returns, by reference in bounds, the size and x origin to place value at.
`Component`
DefaultTreeCellEditor.`getTreeCellEditorComponent(JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf, int row)`
Configures the editor.
`Component`
TreeCellEditor.`getTreeCellEditorComponent(JTree tree, Object value, boolean isSelected, boolean expanded, boolean leaf, int row)`
Sets an initial value for the editor.
`Component`
DefaultTreeCellRenderer.`getTreeCellRendererComponent(JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus)`
Configures the renderer based on the passed in components.
`Component`
TreeCellRenderer.`getTreeCellRendererComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus)`
Sets the value of the current tree cell to `value`.
`boolean`
DefaultTreeModel.`isLeaf(Object node)`
Returns whether the specified node is a leaf node.
`boolean`
TreeModel.`isLeaf(Object node)`
Returns `true` if `node` is a leaf.
`void`
DefaultTreeModel.`nodesWereRemoved(TreeNode node, int[] childIndices, Object[] removedChildren)`
Invoke this method after you've removed some TreeNodes from node.
`TreePath`
TreePath.`pathByAddingChild(Object child)`
Returns a new path containing all the elements of this path plus `child`.
`void`
DefaultMutableTreeNode.`setUserObject(Object userObject)`
Sets the user object for this node to `userObject`.
`void`
MutableTreeNode.`setUserObject(Object object)`
Resets the user object of the receiver to `object`.
`void`
DefaultTreeModel.`valueForPathChanged(TreePath path, Object newValue)`
This sets the user object of the TreeNode identified by path and posts a node changed.
`void`
TreeModel.`valueForPathChanged(TreePath path, Object newValue)`
Messaged when the user has altered the value for the item identified by `path` to `newValue`.
Constructors in javax.swing.tree with parameters of type Object
Modifier
Constructor
Description
``
`DefaultMutableTreeNode(Object userObject)`
Creates a tree node with no parent, no children, but which allows children, and initializes it with the specified user object.
``
`DefaultMutableTreeNode(Object userObject, boolean allowsChildren)`
Creates a tree node with no parent, no children, initialized with the specified user object, and that allows children only if specified.
``
`TreePath(Object lastPathComponent)`
Creates a `TreePath` containing a single element.
``
`TreePath(Object[] path)`
Creates a `TreePath` from an array.
`protected`
`TreePath(Object[] path, int length)`
Creates a `TreePath` from an array.
`protected`
`TreePath(TreePath parent, Object lastPathComponent)`
Creates a `TreePath` with the specified parent and element.

## Uses of Object in javax.swing.undo

Subclasses of Object in javax.swing.undo
Modifier and Type
Class
Description
`class`
`AbstractUndoableEdit`
An abstract implementation of `UndoableEdit`, implementing simple responses to all boolean methods in that interface.
`class`
`CannotRedoException`
Thrown when an UndoableEdit is told to `redo()` and can't.
`class`
`CannotUndoException`
Thrown when an UndoableEdit is told to `undo()` and can't.
`class`
`CompoundEdit`
A concrete subclass of AbstractUndoableEdit, used to assemble little UndoableEdits into great big ones.
`class`
`StateEdit`
StateEdit is a general edit for objects that change state.
`class`
`UndoableEditSupport`
A support class used for managing `UndoableEdit` listeners.
`class`
`UndoManager`
`UndoManager` manages a list of `UndoableEdits`, providing a way to undo or redo the appropriate edits.
Fields in javax.swing.undo declared as Object
Modifier and Type
Field
Description
`protected Object`
UndoableEditSupport.`realSource`
The real source.
Fields in javax.swing.undo with type parameters of type Object
Modifier and Type
Field
Description
`protected Hashtable<Object,Object>`
StateEdit.`postState`
The state information after the edit
`protected Hashtable<Object,Object>`
StateEdit.`postState`
The state information after the edit
`protected Hashtable<Object,Object>`
StateEdit.`preState`
The state information prior to the edit
`protected Hashtable<Object,Object>`
StateEdit.`preState`
The state information prior to the edit
Method parameters in javax.swing.undo with type arguments of type Object
Modifier and Type
Method
Description
`void`
StateEditable.`storeState(Hashtable<Object,Object> state)`
Upon receiving this message the receiver should place any relevant state into state.
`void`
StateEditable.`storeState(Hashtable<Object,Object> state)`
Upon receiving this message the receiver should place any relevant state into state.
Constructors in javax.swing.undo with parameters of type Object
Modifier
Constructor
Description
``
`UndoableEditSupport(Object r)`
Constructs an `UndoableEditSupport` object.

## Uses of Object in javax.tools

Subclasses of Object in javax.tools
Modifier and Type
Class
Description
`final class`
`DiagnosticCollector<S>`
Provides an easy way to collect diagnostics in a list.
`class`
`ForwardingFileObject<F extends FileObject>`
Forwards calls to a given file object.
`class`
`ForwardingJavaFileManager<M extends JavaFileManager>`
Forwards calls to a given file manager.
`class`
`ForwardingJavaFileObject<F extends JavaFileObject>`
Forwards calls to a given file object.
`class`
`SimpleJavaFileObject`
Provides simple implementations for most methods in JavaFileObject.
`class`
`ToolProvider`
Provides methods for locating tool providers, for example, providers of compilers.

## Uses of Object in javax.transaction.xa

Subclasses of Object in javax.transaction.xa
Modifier and Type
Class
Description
`class`
`XAException`
The XAException is thrown by the Resource Manager (RM) to inform the Transaction Manager of an error encountered by the involved transaction.

## Uses of Object in javax.xml

Subclasses of Object in javax.xml
Modifier and Type
Class
Description
`final class`
`XMLConstants`
Defines constants for XML Processing APIs.

## Uses of Object in javax.xml.catalog

Subclasses of Object in javax.xml.catalog
Modifier and Type
Class
Description
`class`
`CatalogException`
The exception class handles errors that may happen while processing or using a catalog.
`class`
`CatalogFeatures`
The CatalogFeatures holds a collection of features and properties.
`static class`
`CatalogFeatures.Builder`
The Builder class for building the CatalogFeatures object.
`final class`
`CatalogManager`
The Catalog Manager manages the creation of XML Catalogs and Catalog Resolvers.

## Uses of Object in javax.xml.crypto

Subclasses of Object in javax.xml.crypto
Modifier and Type
Class
Description
`class`
`KeySelector`
A selector that finds and returns a key using the data contained in a `KeyInfo` object.
`static class`
`KeySelector.Purpose`
The purpose of the key that is to be selected.
`class`
`KeySelectorException`
Indicates an exceptional condition thrown by a `KeySelector`.
`class`
`MarshalException`
Indicates an exceptional condition that occurred during the XML marshalling or unmarshalling process.
`class`
`NoSuchMechanismException`
This exception is thrown when a particular XML mechanism is requested but is not available in the environment.
`class`
`OctetStreamData`
A representation of a `Data` type containing an octet stream.
`class`
`URIReferenceException`
Indicates an exceptional condition thrown while dereferencing a `URIReference`.
Methods in javax.xml.crypto that return Object
Modifier and Type
Method
Description
`Object`
XMLCryptoContext.`get(Object key)`
Returns the value to which this context maps the specified key.
`Object`
XMLCryptoContext.`getProperty(String name)`
Returns the value of the specified property.
`Object`
XMLCryptoContext.`put(Object key, Object value)`
Associates the specified value with the specified key in this context.
`Object`
XMLCryptoContext.`setProperty(String name, Object value)`
Sets the specified property.
Methods in javax.xml.crypto with parameters of type Object
Modifier and Type
Method
Description
`Object`
XMLCryptoContext.`get(Object key)`
Returns the value to which this context maps the specified key.
`Object`
XMLCryptoContext.`put(Object key, Object value)`
Associates the specified value with the specified key in this context.
`Object`
XMLCryptoContext.`setProperty(String name, Object value)`
Sets the specified property.

## Uses of Object in javax.xml.crypto.dom

Subclasses of Object in javax.xml.crypto.dom
Modifier and Type
Class
Description
`class`
`DOMCryptoContext`
This class provides a DOM-specific implementation of the `XMLCryptoContext` interface.
`class`
`DOMStructure`
A DOM-specific `XMLStructure`.
Methods in javax.xml.crypto.dom that return Object
Modifier and Type
Method
Description
`Object`
DOMCryptoContext.`get(Object key)`
This implementation uses an internal `HashMap` to get the object that the specified key maps to.
`Object`
DOMCryptoContext.`getProperty(String name)`
This implementation uses an internal `HashMap` to get the object that the specified name maps to.
`Object`
DOMCryptoContext.`put(Object key, Object value)`
This implementation uses an internal `HashMap` to map the key to the specified object.
`Object`
DOMCryptoContext.`setProperty(String name, Object value)`
This implementation uses an internal `HashMap` to map the name to the specified object.
Methods in javax.xml.crypto.dom with parameters of type Object
Modifier and Type
Method
Description
`Object`
DOMCryptoContext.`get(Object key)`
This implementation uses an internal `HashMap` to get the object that the specified key maps to.
`Object`
DOMCryptoContext.`put(Object key, Object value)`
This implementation uses an internal `HashMap` to map the key to the specified object.
`Object`
DOMCryptoContext.`setProperty(String name, Object value)`
This implementation uses an internal `HashMap` to map the name to the specified object.

## Uses of Object in javax.xml.crypto.dsig

Subclasses of Object in javax.xml.crypto.dsig
Modifier and Type
Class
Description
`class`
`TransformException`
Indicates an exceptional condition that occurred while executing a transform algorithm.
`class`
`TransformService`
A Service Provider Interface for transform and canonicalization algorithms.
`class`
`XMLSignatureException`
Indicates an exceptional condition that occurred during the XML signature generation or validation process.
`class`
`XMLSignatureFactory`
A factory for creating `XMLSignature` objects from scratch or for unmarshalling an `XMLSignature` object from a corresponding XML representation.

## Uses of Object in javax.xml.crypto.dsig.dom

Subclasses of Object in javax.xml.crypto.dsig.dom
Modifier and Type
Class
Description
`class`
`DOMSignContext`
A DOM-specific `XMLSignContext`.
`class`
`DOMValidateContext`
A DOM-specific `XMLValidateContext`.

## Uses of Object in javax.xml.crypto.dsig.keyinfo

Subclasses of Object in javax.xml.crypto.dsig.keyinfo
Modifier and Type
Class
Description
`class`
`KeyInfoFactory`
A factory for creating `KeyInfo` objects from scratch or for unmarshalling a `KeyInfo` object from a corresponding XML representation.

## Uses of Object in javax.xml.crypto.dsig.spec

Subclasses of Object in javax.xml.crypto.dsig.spec
Modifier and Type
Class
Description
`final class`
`ExcC14NParameterSpec`
Parameters for the W3C Recommendation: Exclusive XML Canonicalization (C14N) algorithm.
`final class`
`HMACParameterSpec`
Parameters for the XML Signature HMAC Algorithm.
`final class`
`RSAPSSParameterSpec`
Parameters for the XML Signature RSASSA-PSS Algorithm.
`final class`
`XPathFilter2ParameterSpec`
Parameters for the W3C Recommendation XPath Filter 2.0 Transform Algorithm.
`final class`
`XPathFilterParameterSpec`
Parameters for the XPath Filtering Transform Algorithm.
`class`
`XPathType`
The XML Schema Definition of the `XPath` element as defined in the W3C Recommendation for XML-Signature XPath Filter 2.0:
`static class`
`XPathType.Filter`
Represents the filter set operation.
`final class`
`XSLTTransformParameterSpec`
Parameters for the XSLT Transform Algorithm.

## Uses of Object in javax.xml.datatype

Subclasses of Object in javax.xml.datatype
Modifier and Type
Class
Description
`class`
`DatatypeConfigurationException`
Indicates a serious configuration error.
`final class`
`DatatypeConstants`
Utility class to contain basic Datatype values as constants.
`static final class`
`DatatypeConstants.Field`
Type-safe enum class that represents six fields of the `Duration` class.
`class`
`DatatypeFactory`
Factory that creates new `javax.xml.datatype` `Object`s that map XML to/from Java `Object`s.
`class`
`Duration`
Immutable representation of a time span as defined in the W3C XML Schema 1.0 specification.
`class`
`XMLGregorianCalendar`
Representation for W3C XML Schema 1.0 date/time datatypes.
Methods in javax.xml.datatype that return Object
Modifier and Type
Method
Description
`abstract Object`
XMLGregorianCalendar.`clone()`
Creates and returns a copy of this object.
Methods in javax.xml.datatype with parameters of type Object
Modifier and Type
Method
Description
`boolean`
Duration.`equals(Object duration)`
Checks if this duration object has the same duration as another `Duration` object.
`boolean`
XMLGregorianCalendar.`equals(Object obj)`
Compares this calendar to the specified object.

## Uses of Object in javax.xml.namespace

Subclasses of Object in javax.xml.namespace
Modifier and Type
Class
Description
`class`
`QName`
`QName` represents a qualified name as defined in the XML specifications: XML Schema Part2: Datatypes specification, Namespaces in XML.
Methods in javax.xml.namespace with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
QName.`equals(Object objectToTest)`
Test this `QName` for equality with another `Object`.

## Uses of Object in javax.xml.parsers

Subclasses of Object in javax.xml.parsers
Modifier and Type
Class
Description
`class`
`DocumentBuilder`
Defines the API to obtain DOM Document instances from an XML document.
`class`
`DocumentBuilderFactory`
Defines a factory API that enables applications to obtain a parser that produces DOM object trees from XML documents.
`class`
`FactoryConfigurationError`
Thrown when a problem with configuration with the Parser Factories exists.
`class`
`ParserConfigurationException`
Indicates a serious configuration error.
`class`
`SAXParser`
Defines the API that wraps an `XMLReader` implementation class.
`class`
`SAXParserFactory`
Defines a factory API that enables applications to configure and obtain a SAX based parser to parse XML documents.
Methods in javax.xml.parsers that return Object
Modifier and Type
Method
Description
`abstract Object`
DocumentBuilderFactory.`getAttribute(String name)`
Allows the user to retrieve specific attributes on the underlying implementation.
`abstract Object`
SAXParser.`getProperty(String name)`
Returns the particular property requested for in the underlying implementation of `XMLReader`.
Methods in javax.xml.parsers with parameters of type Object
Modifier and Type
Method
Description
`abstract void`
DocumentBuilderFactory.`setAttribute(String name, Object value)`
Allows the user to set specific attributes on the underlying implementation.
`abstract void`
SAXParser.`setProperty(String name, Object value)`
Sets the particular property in the underlying implementation of `XMLReader`.

## Uses of Object in javax.xml.stream

Subclasses of Object in javax.xml.stream
Modifier and Type
Class
Description
`class`
`FactoryConfigurationError`
An error class for reporting factory configuration errors.
`class`
`XMLEventFactory`
This interface defines a utility class for creating instances of XMLEvents
`class`
`XMLInputFactory`
Defines an abstract implementation of a factory for getting streams.
`class`
`XMLOutputFactory`
Defines an abstract implementation of a factory for getting XMLEventWriters and XMLStreamWriters.
`class`
`XMLStreamException`
The base exception for unexpected processing errors.
Subinterfaces with type arguments of type Object in javax.xml.stream
Modifier and Type
Interface
Description
`interface`
`XMLEventReader`
This is the top level interface for parsing XML Events.
Methods in javax.xml.stream that return Object
Modifier and Type
Method
Description
`Object`
XMLEventReader.`getProperty(String name)`
Get the value of a feature/property from the underlying implementation
`abstract Object`
XMLInputFactory.`getProperty(String name)`
Get the value of a feature/property from the underlying implementation
`abstract Object`
XMLOutputFactory.`getProperty(String name)`
Get a feature/property on the underlying implementation
`Object`
XMLStreamReader.`getProperty(String name)`
Get the value of a feature/property from the underlying implementation
`Object`
XMLStreamWriter.`getProperty(String name)`
Get the value of a feature/property from the underlying implementation
`Object`
XMLResolver.`resolveEntity(String publicID, String systemID, String baseURI, String namespace)`
Retrieves a resource.
Methods in javax.xml.stream with parameters of type Object
Modifier and Type
Method
Description
`void`
XMLReporter.`report(String message, String errorType, Object relatedInformation, Location location)`
Report the desired message in an application specific format.
`abstract void`
XMLInputFactory.`setProperty(String name, Object value)`
Allows the user to set specific feature/property on the underlying implementation.
`abstract void`
XMLOutputFactory.`setProperty(String name, Object value)`
Allows the user to set specific features/properties on the underlying implementation.

## Uses of Object in javax.xml.stream.events

Methods in javax.xml.stream.events that return Object
Modifier and Type
Method
Description
`Object`
DTD.`getProcessedDTD()`
Returns an implementation defined representation of the DTD.

## Uses of Object in javax.xml.stream.util

Subclasses of Object in javax.xml.stream.util
Modifier and Type
Class
Description
`class`
`EventReaderDelegate`
This is the base class for deriving an XMLEventReader filter.
`class`
`StreamReaderDelegate`
This is the base class for deriving an XMLStreamReader filter This class is designed to sit between an XMLStreamReader and an application's XMLStreamReader.
Methods in javax.xml.stream.util that return Object
Modifier and Type
Method
Description
`Object`
EventReaderDelegate.`getProperty(String name)`
`Object`
StreamReaderDelegate.`getProperty(String name)`
`Object`
EventReaderDelegate.`next()`

## Uses of Object in javax.xml.transform

Subclasses of Object in javax.xml.transform
Modifier and Type
Class
Description
`class`
`OutputKeys`
Provides string constants that can be used to set output properties for a Transformer, or to retrieve output properties from a Transformer or Templates object.
`class`
`Transformer`
An instance of this abstract class can transform a source tree into a result tree.
`class`
`TransformerConfigurationException`
Indicates a serious configuration error.
`class`
`TransformerException`
This class specifies an exceptional condition that occurred during the transformation process.
`class`
`TransformerFactory`
A TransformerFactory instance can be used to create `Transformer` and `Templates` objects.
`class`
`TransformerFactoryConfigurationError`
Thrown when a problem with configuration with the Transformer Factories exists.
Methods in javax.xml.transform that return Object
Modifier and Type
Method
Description
`abstract Object`
TransformerFactory.`getAttribute(String name)`
Allows the user to retrieve specific attributes on the underlying implementation.
`abstract Object`
Transformer.`getParameter(String name)`
Get a parameter that was explicitly set with setParameter.
Methods in javax.xml.transform with parameters of type Object
Modifier and Type
Method
Description
`abstract void`
TransformerFactory.`setAttribute(String name, Object value)`
Allows the user to set specific attributes on the underlying implementation.
`abstract void`
Transformer.`setParameter(String name, Object value)`
Add a parameter for the transformation.

## Uses of Object in javax.xml.transform.dom

Subclasses of Object in javax.xml.transform.dom
Modifier and Type
Class
Description
`class`
`DOMResult`
Acts as a holder for a transformation result tree in the form of a Document Object Model (DOM) tree.
`class`
`DOMSource`
Acts as a holder for a transformation Source tree in the form of a Document Object Model (DOM) tree.

## Uses of Object in javax.xml.transform.sax

Subclasses of Object in javax.xml.transform.sax
Modifier and Type
Class
Description
`class`
`SAXResult`
Acts as an holder for a transformation Result.
`class`
`SAXSource`
Acts as an holder for SAX-style Source.
`class`
`SAXTransformerFactory`
This class extends TransformerFactory to provide SAX-specific factory methods.

## Uses of Object in javax.xml.transform.stax

Subclasses of Object in javax.xml.transform.stax
Modifier and Type
Class
Description
`class`
`StAXResult`
Acts as a holder for an XML `Result` in the form of a StAX writer,i.e.
`class`
`StAXSource`
Acts as a holder for an XML `Source` in the form of a StAX reader,i.e.

## Uses of Object in javax.xml.transform.stream

Subclasses of Object in javax.xml.transform.stream
Modifier and Type
Class
Description
`class`
`StreamResult`
Acts as an holder for a transformation result, which may be XML, plain Text, HTML, or some other form of markup.
`class`
`StreamSource`
Acts as an holder for a transformation Source in the form of a stream of XML markup.

## Uses of Object in javax.xml.validation

Subclasses of Object in javax.xml.validation
Modifier and Type
Class
Description
`class`
`Schema`
Immutable in-memory representation of grammar.
`class`
`SchemaFactory`
Factory that creates `Schema` objects.
`final class`
`SchemaFactoryConfigurationError`
Thrown when a problem with configuration with the Schema Factories exists.
`class`
`SchemaFactoryLoader`
Factory that creates `SchemaFactory`.
`class`
`TypeInfoProvider`
This class provides access to the type information determined by `ValidatorHandler`.
`class`
`Validator`
A processor that checks an XML document against `Schema`.
`class`
`ValidatorHandler`
Streaming validator that works on SAX stream.
Methods in javax.xml.validation that return Object
Modifier and Type
Method
Description
`Object`
SchemaFactory.`getProperty(String name)`
Look up the value of a property.
`Object`
Validator.`getProperty(String name)`
Look up the value of a property.
`Object`
ValidatorHandler.`getProperty(String name)`
Look up the value of a property.
Methods in javax.xml.validation with parameters of type Object
Modifier and Type
Method
Description
`void`
SchemaFactory.`setProperty(String name, Object object)`
Set the value of a property.
`void`
Validator.`setProperty(String name, Object object)`
Set the value of a property.
`void`
ValidatorHandler.`setProperty(String name, Object object)`
Set the value of a property.

## Uses of Object in javax.xml.xpath

Subclasses of Object in javax.xml.xpath
Modifier and Type
Class
Description
`class`
`XPathConstants`
XPath constants.
`class`
`XPathException`
`XPathException` represents a generic XPath exception.
`class`
`XPathExpressionException`
`XPathExpressionException` represents an error in an XPath expression.
`class`
`XPathFactory`
An `XPathFactory` instance can be used to create `XPath` objects.
`class`
`XPathFactoryConfigurationException`
`XPathFactoryConfigurationException` represents a configuration error in a `XPathFactory` environment.
`class`
`XPathFunctionException`
`XPathFunctionException` represents an error with an XPath function.
Methods in javax.xml.xpath that return Object
Modifier and Type
Method
Description
`Object`
XPath.`evaluate(String expression, Object item, QName returnType)`
Evaluate an `XPath` expression in the specified context and return the result as the specified type.
`Object`
XPath.`evaluate(String expression, InputSource source, QName returnType)`
Evaluate an XPath expression in the context of the specified `InputSource` and return the result as the specified type.
`Object`
XPathExpression.`evaluate(Object item, QName returnType)`
Evaluate the compiled XPath expression in the specified context and return the result as the specified type.
`Object`
XPathExpression.`evaluate(InputSource source, QName returnType)`
Evaluate the compiled XPath expression in the context of the specified `InputSource` and return the result as the specified type.
`Object`
XPathFunction.`evaluate(List<?> args)`
Evaluate the function with the specified arguments.
`Object`
XPathVariableResolver.`resolveVariable(QName variableName)`
Find a variable in the set of available variables.
Methods in javax.xml.xpath with parameters of type Object
Modifier and Type
Method
Description
`String`
XPath.`evaluate(String expression, Object item)`
Evaluate an XPath expression in the specified context and return the result as a `String`.
`Object`
XPath.`evaluate(String expression, Object item, QName returnType)`
Evaluate an `XPath` expression in the specified context and return the result as the specified type.
`String`
XPathExpression.`evaluate(Object item)`
Evaluate the compiled XPath expression in the specified context and return the result as a `String`.
`Object`
XPathExpression.`evaluate(Object item, QName returnType)`
Evaluate the compiled XPath expression in the specified context and return the result as the specified type.
`default XPathEvaluationResult<?>`
XPath.`evaluateExpression(String expression, Object item)`
Evaluate an XPath expression in the specified context.
`default <T> T`
XPath.`evaluateExpression(String expression, Object item, Class<T> type)`
Evaluate an XPath expression in the specified context and return the result with the type specified through the `class type`
`default XPathEvaluationResult<?>`
XPathExpression.`evaluateExpression(Object item)`
Evaluate the compiled XPath expression in the specified context.
`default <T> T`
XPathExpression.`evaluateExpression(Object item, Class<T> type)`
Evaluate the compiled XPath expression in the specified context, and return the result with the type specified through the `class type`.

## Uses of Object in jdk.dynalink

Subclasses of Object in jdk.dynalink
Modifier and Type
Class
Description
`class`
`CallSiteDescriptor`
Call site descriptors contain all the information necessary for linking a call site.
`final class`
`DynamicLinker`
The linker for `RelinkableCallSite` objects.
`final class`
`DynamicLinkerFactory`
A factory class for creating `DynamicLinker` objects.
`final class`
`NamedOperation`
Operation that associates a name with another operation.
`final class`
`NamespaceOperation`
Describes an operation that operates on at least one `Namespace` of an object.
`class`
`NoSuchDynamicMethodException`
Thrown at the invocation if the call site can not be linked by any available `GuardingDynamicLinker`.
`class`
`SecureLookupSupplier`
Encapsulates a `MethodHandles.Lookup` object.
Methods in jdk.dynalink that return Object
Modifier and Type
Method
Description
`Object`
NamedOperation.`getName()`
Returns the name of this named operation.
`static Object`
NamedOperation.`getName(Operation op)`
If the passed operation is a named operation, returns its `NamedOperation.getName()`, otherwise returns null.
Methods in jdk.dynalink with parameters of type Object
Modifier and Type
Method
Description
`boolean`
CallSiteDescriptor.`equals(Object obj)`
Returns true if this call site descriptor is equal to the passed object.
`boolean`
NamedOperation.`equals(Object obj)`
Compares this named operation to another object.
`boolean`
NamespaceOperation.`equals(Object obj)`
Returns true if the other object is also a namespace operation and their base operation and namespaces are equal.
`default NamedOperation`
Operation.`named(Object name)`
Returns a `NamedOperation` using this operation as its base.
Constructors in jdk.dynalink with parameters of type Object
Modifier
Constructor
Description
``
`NamedOperation(Operation baseOperation, Object name)`
Creates a new named operation.

## Uses of Object in jdk.dynalink.beans

Subclasses of Object in jdk.dynalink.beans
Modifier and Type
Class
Description
`class`
`BeansLinker`
A linker for ordinary Java objects.
`final class`
`StaticClass`
Object that allows access to the static members of a class (its static methods, properties, and fields), as well as construction of instances using `StandardOperation.NEW` operation.
Methods in jdk.dynalink.beans that return Object
Modifier and Type
Method
Description
`static Object`
BeansLinker.`getConstructorMethod(Class<?> clazz, String signature)`
Return the dynamic method of constructor of the given class and the given signature.
Methods in jdk.dynalink.beans with parameters of type Object
Modifier and Type
Method
Description
`static boolean`
BeansLinker.`isDynamicConstructor(Object obj)`
Returns true if the object is a Java constructor (obtained through `BeansLinker.getConstructorMethod(Class, String)`}.
`static boolean`
BeansLinker.`isDynamicMethod(Object obj)`
Returns true if the object is a Java dynamic method (e.g., one obtained through a `GET:METHOD` operation on a Java object or `StaticClass` or through `BeansLinker.getConstructorMethod(Class, String)`.

## Uses of Object in jdk.dynalink.linker

Subclasses of Object in jdk.dynalink.linker
Modifier and Type
Class
Description
`class`
`GuardedInvocation`
Represents a conditionally valid method handle.
`class`
`GuardingDynamicLinkerExporter`
A class acting as a supplier of guarding dynamic linkers that can be automatically loaded by other language runtimes.
Methods in jdk.dynalink.linker that return Object
Modifier and Type
Method
Description
`Object[]`
LinkRequest.`getArguments()`
Returns the arguments for the invocation being linked.
`Object`
LinkRequest.`getReceiver()`
Returns the first argument for the invocation being linked; this is typically the receiver object.
Methods in jdk.dynalink.linker with parameters of type Object
Modifier and Type
Method
Description
`LinkRequest`
LinkRequest.`replaceArguments(CallSiteDescriptor callSiteDescriptor, Object... arguments)`
Returns a request identical to this one with call site descriptor and arguments replaced with the ones specified.

## Uses of Object in jdk.dynalink.linker.support

Subclasses of Object in jdk.dynalink.linker.support
Modifier and Type
Class
Description
`class`
`CompositeGuardingDynamicLinker`
A `GuardingDynamicLinker` that delegates sequentially to a list of other guarding dynamic linkers in its `CompositeGuardingDynamicLinker.getGuardedInvocation(LinkRequest, LinkerServices)`.
`class`
`CompositeTypeBasedGuardingDynamicLinker`
A composite type-based guarding dynamic linker.
`class`
`DefaultInternalObjectFilter`
Default implementation for a `DynamicLinkerFactory.setInternalObjectsFilter(MethodHandleTransformer)` that delegates to a pair of filtering method handles.
`final class`
`Guards`
Utility methods for creating typical guards for `MethodHandles.guardWithTest(MethodHandle, MethodHandle, MethodHandle)` and for adjusting their method types.
`final class`
`Lookup`
A wrapper around `MethodHandles.Lookup` that masks checked exceptions.
`class`
`SimpleLinkRequest`
Default simple implementation of `LinkRequest`.
`final class`
`TypeUtilities`
Various static utility methods for working with Java types.
Methods in jdk.dynalink.linker.support that return Object
Modifier and Type
Method
Description
`Object[]`
SimpleLinkRequest.`getArguments()`
`Object`
SimpleLinkRequest.`getReceiver()`
Methods in jdk.dynalink.linker.support with parameters of type Object
Modifier and Type
Method
Description
`static MethodHandle`
Guards.`getIdentityGuard(Object obj)`
Creates a guard method that tests its only argument for being referentially identical to another object
`LinkRequest`
SimpleLinkRequest.`replaceArguments(CallSiteDescriptor newCallSiteDescriptor, Object... newArguments)`
Constructors in jdk.dynalink.linker.support with parameters of type Object
Modifier
Constructor
Description
``
`SimpleLinkRequest(CallSiteDescriptor callSiteDescriptor, boolean callSiteUnstable, Object... arguments)`
Creates a new link request.

## Uses of Object in jdk.dynalink.support

Subclasses of Object in jdk.dynalink.support
Modifier and Type
Class
Description
`class`
`AbstractRelinkableCallSite`
A basic implementation of the `RelinkableCallSite` as a `MutableCallSite`.
`class`
`ChainedCallSite`
A relinkable call site that implements a polymorphic inline caching strategy.
`class`
`SimpleRelinkableCallSite`
A relinkable call site that implements monomorphic inline caching strategy, only being linked to a single `GuardedInvocation` at any given time.

## Uses of Object in jdk.incubator.vector

Subclasses of Object in jdk.incubator.vector
Modifier and Type
Class
Description
`class`
`ByteVector`
A specialized `Vector` representing an ordered immutable sequence of `byte` values.
`class`
`DoubleVector`
A specialized `Vector` representing an ordered immutable sequence of `double` values.
`final class`
`Float16`
The `Float16` is a class holding 16-bit data in IEEE 754 binary16 format.
`class`
`FloatVector`
A specialized `Vector` representing an ordered immutable sequence of `float` values.
`class`
`IntVector`
A specialized `Vector` representing an ordered immutable sequence of `int` values.
`class`
`LongVector`
A specialized `Vector` representing an ordered immutable sequence of `long` values.
`class`
`ShortVector`
A specialized `Vector` representing an ordered immutable sequence of `short` values.
`class`
`Vector<E>`
A sequence of a fixed number of lanes, all of some fixed element type such as `byte`, `long`, or `float`.
`class`
`VectorMask<E>`
A `VectorMask` represents an ordered immutable sequence of `boolean` values.
`final class`
`VectorMath`
The class `VectorMath` contains methods for performing scalar numeric operations in support of vector numeric operations.
`class`
`VectorOperators`
This class consists solely of static constants that describe lane-wise vector operations, plus nested interfaces which classify them.
`class`
`VectorShuffle<E>`
A `VectorShuffle` represents an ordered immutable sequence of `int` values called source indexes, where each source index numerically selects a source lane from a compatible `Vector`.
Methods in jdk.incubator.vector that return Object
Modifier and Type
Method
Description
`abstract Object`
Vector.`toArray()`
Returns a packed array containing all the lane values.
Methods in jdk.incubator.vector with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
ByteVector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`final boolean`
DoubleVector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`boolean`
Float16.`equals(Object obj)`
Compares this object against the specified object.
`final boolean`
FloatVector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`final boolean`
IntVector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`final boolean`
LongVector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`final boolean`
ShortVector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`abstract boolean`
Vector.`equals(Object obj)`
Indicates whether this vector is identical to some other object.
`final boolean`
VectorMask.`equals(Object obj)`
Indicates whether this mask is identical to some other object.
`final boolean`
VectorShuffle.`equals(Object obj)`
Indicates whether this shuffle is identical to some other object.
`boolean`
VectorSpecies.`equals(Object obj)`
Indicates whether this species is identical to some other object.
`Vector<E>`
VectorSpecies.`fromArray(Object a, int offset)`
Returns a vector of this species where lane elements are initialized from the given array at the given offset.

## Uses of Object in jdk.javadoc.doclet

Subclasses of Object in jdk.javadoc.doclet
Modifier and Type
Class
Description
`class`
`StandardDoclet`
This doclet generates HTML-formatted documentation for the specified modules, packages and types.

## Uses of Object in jdk.jfr

Subclasses of Object in jdk.jfr
Modifier and Type
Class
Description
`final class`
`AnnotationElement`
Describes event metadata, such as labels, descriptions and units.
`final class`
`Configuration`
A collection of settings and metadata describing the configuration.
`class`
`Event`
Base class for events, to be subclassed in order to define events and their fields.
`final class`
`EventFactory`
Class for defining an event at runtime.
`class`
`EventSettings`
Convenience class for applying event settings to a recording.
`final class`
`EventType`
Describes an event, its fields, settings and annotations.
`final class`
`FlightRecorder`
Class for accessing, controlling, and managing Flight Recorder.
`final class`
`FlightRecorderPermission`
Permission for controlling access to Flight Recorder.
`final class`
`Recording`
Provides means to configure, start, stop and dump recording data to disk.
`class`
`SettingControl`
Base class to extend to create setting controls.
`final class`
`SettingDescriptor`
Describes an event setting.
`final class`
`ValueDescriptor`
Describes the event fields and annotation elements.
Methods in jdk.jfr that return Object
Modifier and Type
Method
Description
`Object`
AnnotationElement.`getValue(String name)`
Returns a value for this `AnnotationElement`.
Methods in jdk.jfr that return types with arguments of type Object
Modifier and Type
Method
Description
`List<Object>`
AnnotationElement.`getValues()`
Returns an immutable list of annotation values in an order that matches the value descriptors for this `AnnotationElement`.
Methods in jdk.jfr with parameters of type Object
Modifier and Type
Method
Description
`final void`
Event.`set(int index, Object value)`
Sets a field value.
Constructors in jdk.jfr with parameters of type Object
Modifier
Constructor
Description
``
`AnnotationElement(Class<? extends Annotation> annotationType, Object value)`
Creates an annotation element to use for dynamically defined events.
Constructor parameters in jdk.jfr with type arguments of type Object
Modifier
Constructor
Description
``
`AnnotationElement(Class<? extends Annotation> annotationType, Map<String,Object> values)`
Creates an annotation element to use for dynamically defined events.

## Uses of Object in jdk.jfr.consumer

Subclasses of Object in jdk.jfr.consumer
Modifier and Type
Class
Description
`final class`
`MetadataEvent`
Event that contains information about event types and configurations.
`final class`
`RecordedClass`
A recorded Java type, such as a class or an interface.
`final class`
`RecordedClassLoader`
A recorded Java class loader.
`final class`
`RecordedEvent`
A recorded event.
`final class`
`RecordedFrame`
A recorded frame in a stack trace.
`final class`
`RecordedMethod`
A recorded method.
`class`
`RecordedObject`
A complex data type that consists of one or more fields.
`final class`
`RecordedStackTrace`
A recorded stack trace.
`final class`
`RecordedThread`
A recorded thread.
`final class`
`RecordedThreadGroup`
A recorded Java thread group.
`final class`
`RecordingFile`
A recording file.
`final class`
`RecordingStream`
A recording stream produces events from the current JVM (Java Virtual Machine).
Methods in jdk.jfr.consumer with parameters of type Object
Modifier and Type
Method
Description
`boolean`
EventStream.`remove(Object action)`
Unregisters an action.
`boolean`
RecordingStream.`remove(Object action)`

## Uses of Object in jdk.jshell

Subclasses of Object in jdk.jshell
Modifier and Type
Class
Description
`class`
`DeclarationSnippet`
Grouping for all declaration Snippets: variable declarations (`VarSnippet`), method declarations (`MethodSnippet`), and type declarations (`TypeDeclSnippet`).
`class`
`Diag`
Diagnostic information for a Snippet.
`class`
`ErroneousSnippet`
A snippet of code that is not valid Java programming language code.
`class`
`EvalException`
Wraps an throwable thrown in the executing client.
`class`
`ExpressionSnippet`
Snippet for an assignment or variable-value expression.
`class`
`ImportSnippet`
Snippet for an import declaration.
`class`
`JShell`
The JShell evaluation state engine.
`static class`
`JShell.Builder`
Builder for `JShell` instances.
`class`
`JShell.Subscription`
Subscription is a token for referring to subscriptions so they can be unsubscribed.
`class`
`JShellException`
The superclass of JShell generated exceptions
`class`
`MethodSnippet`
Snippet for a method definition.
`class`
`PersistentSnippet`
Grouping for Snippets which persist and influence future code.
`class`
`Snippet`
A Snippet represents a snippet of Java source code as passed to `JShell.eval(java.lang.String)`.
`class`
`SnippetEvent`
A description of a change to a Snippet.
`class`
`SourceCodeAnalysis`
Provides analysis utilities for source code input.
`static final class`
`SourceCodeAnalysis.QualifiedNames`
List of possible qualified names.
`class`
`StatementSnippet`
Snippet for a statement.
`class`
`TypeDeclSnippet`
Snippet for a type definition (a class, interface, enum, or annotation interface definition).
`class`
`UnresolvedReferenceException`
Exception reported on attempting to execute a `RECOVERABLE_DEFINED` snippet.
`class`
`VarSnippet`
Snippet for a variable definition.
Methods in jdk.jshell with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
SourceCodeAnalysis.Highlight.`equals(Object o)`
Indicates whether some other object is "equal to" this one.

## Uses of Object in jdk.jshell.execution

Subclasses of Object in jdk.jshell.execution
Modifier and Type
Class
Description
`class`
`DirectExecutionControl`
An `ExecutionControl` implementation that runs in the current process.
`class`
`FailOverExecutionControlProvider`
Tries other providers in sequence until one works.
`class`
`JdiDefaultExecutionControl`
The implementation of `ExecutionControl` that the JShell-core uses by default.
`class`
`JdiExecutionControl`
Abstract JDI implementation of `ExecutionControl`.
`class`
`JdiExecutionControlProvider`
A provider of remote JDI-controlled execution engines.
`class`
`JdiInitiator`
Sets up a JDI connection, providing the resulting JDI `VirtualMachine` and the `Process` the remote agent is running in.
`class`
`LocalExecutionControl`
An implementation of `ExecutionControl` which executes in the same JVM as the JShell-core.
`class`
`LocalExecutionControlProvider`
A provider of execution engines which run in the same process as JShell.
`class`
`RemoteExecutionControl`
The remote agent runs in the execution process (separate from the main JShell process).
`class`
`StreamingExecutionControl`
An implementation of the `ExecutionControl` execution engine SPI which streams requests to a remote agent where execution takes place.
`class`
`Util`
Miscellaneous utility methods for setting-up implementations of `ExecutionControl`.
Methods in jdk.jshell.execution that return Object
Modifier and Type
Method
Description
`Object`
DirectExecutionControl.`extensionCommand(String command, Object arg)`
`Object`
StreamingExecutionControl.`extensionCommand(String command, Object arg)`
Methods in jdk.jshell.execution with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
JdiDefaultExecutionControl.JdiStarter.TargetDescription.`equals(Object o)`
Indicates whether some other object is "equal to" this one.
`Object`
DirectExecutionControl.`extensionCommand(String command, Object arg)`
`Object`
StreamingExecutionControl.`extensionCommand(String command, Object arg)`
`protected static String`
DirectExecutionControl.`valueString(Object value)`
Converts the `Object` value from `ExecutionControl.invoke(String, String)` or `ExecutionControl.varValue(String, String)` to `String`.

## Uses of Object in jdk.jshell.spi

Subclasses of Object in jdk.jshell.spi
Modifier and Type
Class
Description
`static final class`
`ExecutionControl.ClassBytecodes`
Bundles class name with class bytecodes.
`static class`
`ExecutionControl.ClassInstallException`
A class install (load or redefine) encountered a problem.
`static class`
`ExecutionControl.EngineTerminationException`
Unbidden execution engine termination has occurred.
`static class`
`ExecutionControl.ExecutionControlException`
The abstract base of all `ExecutionControl` exceptions.
`static class`
`ExecutionControl.InternalException`
An internal problem has occurred.
`static class`
`ExecutionControl.NotImplementedException`
The command is not implemented.
`static class`
`ExecutionControl.ResolutionException`
An exception indicating that a `DeclarationSnippet` with unresolved references has been encountered.
`static class`
`ExecutionControl.RunException`
The abstract base of of exceptions specific to running user code.
`static class`
`ExecutionControl.StoppedException`
An exception indicating that an `ExecutionControl.invoke(java.lang.String, java.lang.String)` (or theoretically a `ExecutionControl.varValue(java.lang.String, java.lang.String)`) has been interrupted by a `ExecutionControl.stop()`.
`static class`
`ExecutionControl.UserException`
A 'normal' user exception occurred.
`class`
`SPIResolutionException`
The construction and throw of this exception is embedded in code generated by the JShell core implementation in such a way that, upon executing a `RECOVERABLE_DEFINED` user method, this exception is thrown.
Methods in jdk.jshell.spi that return Object
Modifier and Type
Method
Description
`Object`
ExecutionControl.`extensionCommand(String command, Object arg)`
Run a non-standard command (or a standard command from a newer version).
Methods in jdk.jshell.spi with parameters of type Object
Modifier and Type
Method
Description
`Object`
ExecutionControl.`extensionCommand(String command, Object arg)`
Run a non-standard command (or a standard command from a newer version).

## Uses of Object in jdk.management.jfr

Subclasses of Object in jdk.management.jfr
Modifier and Type
Class
Description
`final class`
`ConfigurationInfo`
Management representation of a `Configuration`.
`final class`
`EventTypeInfo`
Management representation of an `EventType`.
`final class`
`RecordingInfo`
Management representation of a `Recording`.
`final class`
`RemoteRecordingStream`
An implementation of an `EventStream` that can serialize events over the network using an `MBeanServerConnection`.
`final class`
`SettingDescriptorInfo`
Management class that describes a setting, for example name, description and default value.
Methods in jdk.management.jfr with parameters of type Object
Modifier and Type
Method
Description
`boolean`
RemoteRecordingStream.`remove(Object action)`

## Uses of Object in jdk.net

Subclasses of Object in jdk.net
Modifier and Type
Class
Description
`final class`
`ExtendedSocketOptions`
Defines extended socket options, beyond those defined in `StandardSocketOptions`.
`final class`
`NetworkPermission`
Represents permission to access the extended networking capabilities defined in the jdk.net package.
`class`
`Sockets`
Deprecated.
Java SE 9 added standard methods to set/get socket options, and retrieve the per-Socket supported options effectively rendering this API redundant.
Methods in jdk.net with parameters of type Object
Modifier and Type
Method
Description
`final boolean`
UnixDomainPrincipal.`equals(Object o)`
Indicates whether some other object is "equal to" this one.

## Uses of Object in jdk.nio

Subclasses of Object in jdk.nio
Modifier and Type
Class
Description
`final class`
`Channels`
Defines static methods to create `channels`.

## Uses of Object in jdk.nio.mapmode

Subclasses of Object in jdk.nio.mapmode
Modifier and Type
Class
Description
`class`
`ExtendedMapMode`
JDK-specific map modes.

## Uses of Object in jdk.security.jarsigner

Subclasses of Object in jdk.security.jarsigner
Modifier and Type
Class
Description
`final class`
`JarSigner`
An immutable utility class to sign a jar file.
`static class`
`JarSigner.Builder`
A mutable builder class that can create an immutable `JarSigner` from various signing-related parameters.
`class`
`JarSignerException`
This exception is thrown when `JarSigner.sign(ZipFile, OutputStream)` fails.

## Uses of Object in netscape.javascript

Subclasses of Object in netscape.javascript
Modifier and Type
Class
Description
`class`
`JSException`
Deprecated, for removal: This API element is subject to removal in a future version.
The jdk.jsobject module will be delivered with JavaFX.
`class`
`JSObject`
Deprecated, for removal: This API element is subject to removal in a future version.
The jdk.jsobject module will be delivered with JavaFX.
Methods in netscape.javascript that return Object
Modifier and Type
Method
Description
`abstract Object`
JSObject.`call(String methodName, Object... args)`
Deprecated, for removal: This API element is subject to removal in a future version.
Calls a JavaScript method.
`abstract Object`
JSObject.`eval(String s)`
Deprecated, for removal: This API element is subject to removal in a future version.
Evaluates a JavaScript expression.
`abstract Object`
JSObject.`getMember(String name)`
Deprecated, for removal: This API element is subject to removal in a future version.
Retrieves a named member of a JavaScript object.
`abstract Object`
JSObject.`getSlot(int index)`
Deprecated, for removal: This API element is subject to removal in a future version.
Retrieves an indexed member of a JavaScript object.
Methods in netscape.javascript with parameters of type Object
Modifier and Type
Method
Description
`abstract Object`
JSObject.`call(String methodName, Object... args)`
Deprecated, for removal: This API element is subject to removal in a future version.
Calls a JavaScript method.
`abstract void`
JSObject.`setMember(String name, Object value)`
Deprecated, for removal: This API element is subject to removal in a future version.
Sets a named member of a JavaScript object.
`abstract void`
JSObject.`setSlot(int index, Object value)`
Deprecated, for removal: This API element is subject to removal in a future version.
Sets an indexed member of a JavaScript object.

## Uses of Object in org.ietf.jgss

Subclasses of Object in org.ietf.jgss
Modifier and Type
Class
Description
`class`
`ChannelBinding`
This class encapsulates the concept of caller-provided channel binding information.
`class`
`GSSException`
This exception is thrown whenever a GSS-API error occurs, including any mechanism specific error.
`class`
`GSSManager`
This class serves as a factory for other important GSS-API classes and also provides information about the mechanisms that are supported.
`class`
`MessageProp`
This is a utility class used within the per-message GSSContext methods to convey per-message properties.
`class`
`Oid`
This class represents Universal Object Identifiers (Oids) and their associated operations.
Methods in org.ietf.jgss with parameters of type Object
Modifier and Type
Method
Description
`boolean`
ChannelBinding.`equals(Object obj)`
Compares two instances of ChannelBinding.
`boolean`
GSSCredential.`equals(Object another)`
Tests if this GSSCredential asserts the same entity as the supplied object.
`boolean`
GSSName.`equals(Object another)`
Compares this `GSSName` object to another Object that might be a `GSSName`.
`boolean`
Oid.`equals(Object other)`
Tests if two Oid objects represent the same Object identifier value.

## Uses of Object in org.w3c.dom

Subclasses of Object in org.w3c.dom
Modifier and Type
Class
Description
`class`
`DOMException`
DOM operations only raise exceptions in "exceptional" circumstances, i.e., when an operation is impossible to perform (either for logical reasons, because data is lost, or because the implementation has become unstable).
Methods in org.w3c.dom that return Object
Modifier and Type
Method
Description
`Object`
DOMImplementation.`getFeature(String feature, String version)`
This method returns a specialized object which implements the specialized APIs of the specified feature and version, as specified in DOM Features.
`Object`
Node.`getFeature(String feature, String version)`
This method returns a specialized object which implements the specialized APIs of the specified feature and version, as specified in .
`Object`
DOMConfiguration.`getParameter(String name)`
Return the value of a parameter if known.
`Object`
DOMError.`getRelatedData()`
The related `DOMError.type` dependent data if any.
`Object`
DOMError.`getRelatedException()`
The related platform dependent exception if any.
`Object`
Node.`getUserData(String key)`
Retrieves the object associated to a key on a this node.
`Object`
Node.`setUserData(String key, Object data, UserDataHandler handler)`
Associate an object to a key on this node.
Methods in org.w3c.dom with parameters of type Object
Modifier and Type
Method
Description
`boolean`
DOMConfiguration.`canSetParameter(String name, Object value)`
Check if setting a parameter to a specific value is supported.
`void`
UserDataHandler.`handle(short operation, String key, Object data, Node src, Node dst)`
This method is called whenever the node for which this handler is registered is imported or cloned.
`void`
DOMConfiguration.`setParameter(String name, Object value)`
Set the value of a parameter.
`Object`
Node.`setUserData(String key, Object data, UserDataHandler handler)`
Associate an object to a key on this node.

## Uses of Object in org.w3c.dom.bootstrap

Subclasses of Object in org.w3c.dom.bootstrap
Modifier and Type
Class
Description
`final class`
`DOMImplementationRegistry`
A factory that enables applications to obtain instances of `DOMImplementation`.

## Uses of Object in org.w3c.dom.events

Subclasses of Object in org.w3c.dom.events
Modifier and Type
Class
Description
`class`
`EventException`
Event operations may throw an `EventException` as specified in their method descriptions.

## Uses of Object in org.w3c.dom.ls

Subclasses of Object in org.w3c.dom.ls
Modifier and Type
Class
Description
`class`
`LSException`
Parser or write operations may throw an `LSException` if the processing is stopped.

## Uses of Object in org.w3c.dom.ranges

Subclasses of Object in org.w3c.dom.ranges
Modifier and Type
Class
Description
`class`
`RangeException`
Range operations may throw a `RangeException` as specified in their method descriptions.

## Uses of Object in org.w3c.dom.xpath

Subclasses of Object in org.w3c.dom.xpath
Modifier and Type
Class
Description
`class`
`XPathException`
A new exception has been created for exceptions specific to these XPath interfaces.
Methods in org.w3c.dom.xpath that return Object
Modifier and Type
Method
Description
`Object`
XPathEvaluator.`evaluate(String expression, Node contextNode, XPathNSResolver resolver, short type, Object result)`
Evaluates an XPath expression string and returns a result of the specified type if possible.
`Object`
XPathExpression.`evaluate(Node contextNode, short type, Object result)`
Evaluates this XPath expression and returns a result.
Methods in org.w3c.dom.xpath with parameters of type Object
Modifier and Type
Method
Description
`Object`
XPathEvaluator.`evaluate(String expression, Node contextNode, XPathNSResolver resolver, short type, Object result)`
Evaluates an XPath expression string and returns a result of the specified type if possible.
`Object`
XPathExpression.`evaluate(Node contextNode, short type, Object result)`
Evaluates this XPath expression and returns a result.

## Uses of Object in org.xml.sax

Subclasses of Object in org.xml.sax
Modifier and Type
Class
Description
`class`
`HandlerBase`
Deprecated.
This class works with the deprecated `DocumentHandler` interface.
`class`
`InputSource`
A single input source for an XML entity.
`class`
`SAXException`
Encapsulate a general SAX error or warning.
`class`
`SAXNotRecognizedException`
Exception class for an unrecognized identifier.
`class`
`SAXNotSupportedException`
Exception class for an unsupported operation.
`class`
`SAXParseException`
Encapsulate an XML parse error or warning.
Methods in org.xml.sax that return Object
Modifier and Type
Method
Description
`Object`
XMLReader.`getProperty(String name)`
Look up the value of a property.
Methods in org.xml.sax with parameters of type Object
Modifier and Type
Method
Description
`void`
XMLReader.`setProperty(String name, Object value)`
Set the value of a property.

## Uses of Object in org.xml.sax.ext

Subclasses of Object in org.xml.sax.ext
Modifier and Type
Class
Description
`class`
`Attributes2Impl`
SAX2 extension helper for additional Attributes information, implementing the `Attributes2` interface.
`class`
`DefaultHandler2`
This class extends the SAX2 base handler class to support the SAX2 `LexicalHandler`, `DeclHandler`, and `EntityResolver2` extensions.
`class`
`Locator2Impl`
SAX2 extension helper for holding additional Entity information, implementing the `Locator2` interface.

## Uses of Object in org.xml.sax.helpers

Subclasses of Object in org.xml.sax.helpers
Modifier and Type
Class
Description
`class`
`AttributeListImpl`
Deprecated.
This class implements a deprecated interface, `AttributeList`; that interface has been replaced by `Attributes`, which is implemented in the `AttributesImpl` helper class.
`class`
`AttributesImpl`
Default implementation of the Attributes interface.
`class`
`DefaultHandler`
Default base class for SAX2 event handlers.
`class`
`LocatorImpl`
Provide an optional convenience implementation of Locator.
`class`
`NamespaceSupport`
Encapsulate Namespace logic for use by applications using SAX, or internally by SAX drivers.
`class`
`ParserAdapter`
Adapt a SAX1 Parser as a SAX2 XMLReader.
`class`
`ParserFactory`
Deprecated.
This class works with the deprecated `Parser` interface.
`class`
`XMLFilterImpl`
Base class for deriving an XML filter.
`class`
`XMLReaderAdapter`
Adapt a SAX2 XMLReader as a SAX1 Parser.
`final class`
`XMLReaderFactory`
Deprecated.
It is recommended to use `SAXParserFactory` instead.
Methods in org.xml.sax.helpers that return Object
Modifier and Type
Method
Description
`Object`
ParserAdapter.`getProperty(String name)`
Get a parser property.
`Object`
XMLFilterImpl.`getProperty(String name)`
Look up the value of a property.
Methods in org.xml.sax.helpers with parameters of type Object
Modifier and Type
Method
Description
`void`
ParserAdapter.`setProperty(String name, Object value)`
Set a parser property.
`void`
XMLFilterImpl.`setProperty(String name, Object value)`
Set the value of a property.