## Uses of Interface
java.util.Map

Packages that use Map
java.awt: Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.datatransfer: Provides interfaces and classes for transferring data between and within applications.
java.awt.font: Provides classes and interface relating to fonts.
java.awt.im: Provides classes and interfaces for the input method framework.
java.lang: Provides classes that are fundamental to the design of the Java programming language.
java.lang.management: Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.
java.net: Provides the classes for implementing networking applications.
java.nio.file: Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.
java.nio.file.spi: Service-provider classes for the ``java.nio.file`` package.
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.sql: Provides the API for accessing and processing data stored in a data source (usually a relational database) using the JavaTM programming language.
java.text: Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.
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.util: Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
java.util.concurrent: Utility classes commonly useful in concurrent programming.
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.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.
javax.annotation.processing: Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.
javax.lang.model.element: Interfaces used to model elements of the Java programming language.
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.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.print.attribute.standard: Package javax.print.attribute.standard contains classes for specific printing attributes.
javax.script: The scripting API consists of interfaces and classes that define Java TM Scripting Engines and provides a framework for their use in Java applications.
javax.security.auth.login: This package provides a pluggable authentication framework.
javax.security.auth.spi: This package provides the interface to be used for implementing pluggable authentication modules.
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.sasl: Contains class and interfaces for supporting SASL.
javax.sound.midi: Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.sampled: Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sql: Provides the API for server side data source access and processing from the JavaTM 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.swing: Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.xml.bind: Provides a runtime binding framework for client applications including unmarshalling, marshalling, and validation capabilities.
javax.xml.crypto.dsig.spec: Parameter classes for XML digital signatures.
javax.xml.ws: This package contains the core JAX-WS APIs.
javax.xml.ws.handler: This package defines APIs for message handlers.
javax.xml.ws.handler.soap: This package defines APIs for SOAP message handlers.
javax.xml.ws.spi: This package defines SPIs for JAX-WS.
javax.xml.ws.spi.http: Provides HTTP SPI that is used for portable deployment of JAX-WS web services in containers(for e.g.

### Uses of Map in java.awt

Classes in java.awt that implement Map
`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 Map
`protected Map<String,Object>` Toolkit.`desktopProperties`

Methods in java.awt that return Map
`Map<TextAttribute,?>` Font.`getAttributes()` Returns a map of font attributes available in this `Font`.
`abstract Map<TextAttribute,?>` Toolkit.`mapInputMethodHighlight(InputMethodHighlight highlight)` Returns a map of visual attributes for the abstract level description of the given input method highlight, or null if no mapping is found.

Methods in java.awt with parameters of type Map
`abstract void` Graphics2D.`addRenderingHints(Map<?,?> hints)` Sets the values of an arbitrary number of preferences for the rendering algorithms.
`Font` Font.`deriveFont(Map<? extends AttributedCharacterIterator.Attribute,?> attributes)` Creates a new `Font` object by replicating the current `Font` object and applying a new set of font attributes to it.
`static Font` Font.`getFont(Map<? extends AttributedCharacterIterator.Attribute,?> attributes)` Returns a `Font` appropriate to the attributes.
`void` RenderingHints.`putAll(Map<?,?> m)` Copies all of the mappings from the specified `Map` to this `RenderingHints`.
`abstract void` Graphics2D.`setRenderingHints(Map<?,?> hints)` Replaces the values of all preferences for the rendering algorithms with the specified `hints`.

Constructors in java.awt with parameters of type Map
Constructor and Description
`Font(Map<? extends AttributedCharacterIterator.Attribute,?> attributes)` Creates a new `Font` with the specified attributes.
`RenderingHints(Map<RenderingHints.Key,?> init)` Constructs a new object with keys and values initialized from the specified Map object which may be null.

### Uses of Map in java.awt.datatransfer

Methods in java.awt.datatransfer that return Map
`Map<String,DataFlavor>` SystemFlavorMap.`getFlavorsForNatives(String[] natives)` Returns a `Map` of the specified `String` natives to their most preferred `DataFlavor`.
`Map<String,DataFlavor>` FlavorMap.`getFlavorsForNatives(String[] natives)` Returns a `Map` of the specified `String` natives to their corresponding `DataFlavor`.
`Map<DataFlavor,String>` SystemFlavorMap.`getNativesForFlavors(DataFlavor[] flavors)` Returns a `Map` of the specified `DataFlavor`s to their most preferred `String` native.
`Map<DataFlavor,String>` FlavorMap.`getNativesForFlavors(DataFlavor[] flavors)` Returns a `Map` of the specified `DataFlavor`s to their corresponding `String` native.

### Uses of Map in java.awt.font

Constructors in java.awt.font with parameters of type Map
Constructor and Description
`TextLayout(String string, Map<? extends AttributedCharacterIterator.Attribute,?> attributes, FontRenderContext frc)` Constructs a `TextLayout` from a `String` and an attribute set.

### Uses of Map in java.awt.im

Methods in java.awt.im that return Map
`Map<TextAttribute,?>` InputMethodHighlight.`getStyle()` Returns the rendering style attributes for the text range, or null.

Constructors in java.awt.im with parameters of type Map
Constructor and Description
`InputMethodHighlight(boolean selected, int state, int variation, Map<TextAttribute,?> style)` Constructs an input method highlight record.

### Uses of Map in java.lang

Methods in java.lang that return Map
`Map<String,String>` ProcessBuilder.`environment()` Returns a string map view of this process builder's environment.
`static Map<Thread,StackTraceElement[]>` Thread.`getAllStackTraces()` Returns a map of stack traces for all live threads.
`static Map<String,String>` System.`getenv()` Returns an unmodifiable string map view of the current system environment.

### Uses of Map in java.lang.management

Methods in java.lang.management that return Map
`Map<String,String>` RuntimeMXBean.`getSystemProperties()` Returns a map of names and values of all system properties.

### Uses of Map in java.net

Methods in java.net that return Map
`abstract Map<String,List<String>>` CookieHandler.`get(URI uri, Map<String,List<String>> requestHeaders)` Gets all the applicable cookies from a cookie cache for the specified uri in the request header.
`Map<String,List<String>>` CookieManager.`get(URI uri, Map<String,List<String>> requestHeaders)`
`Map<String,List<String>>` URLConnection.`getHeaderFields()` Returns an unmodifiable Map of the header fields.
`abstract Map<String,List<String>>` CacheResponse.`getHeaders()` Returns the response headers as a Map.
`Map<String,List<String>>` URLConnection.`getRequestProperties()` Returns an unmodifiable Map of general request properties for this connection.

Methods in java.net with parameters of type Map
`abstract Map<String,List<String>>` CookieHandler.`get(URI uri, Map<String,List<String>> requestHeaders)` Gets all the applicable cookies from a cookie cache for the specified uri in the request header.
`Map<String,List<String>>` CookieManager.`get(URI uri, Map<String,List<String>> requestHeaders)`
`abstract CacheResponse` ResponseCache.`get(URI uri, String rqstMethod, Map<String,List<String>> rqstHeaders)` Retrieve the cached response based on the requesting uri, request method and request headers.
`abstract void` CookieHandler.`put(URI uri, Map<String,List<String>> responseHeaders)` Sets all the applicable cookies, examples are response header fields that are named Set-Cookie2, present in the response headers into a cookie cache.
`void` CookieManager.`put(URI uri, Map<String,List<String>> responseHeaders)`

### Uses of Map in java.nio.file

Methods in java.nio.file that return Map
`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 Map
`static FileSystem` FileSystems.`newFileSystem(URI uri, Map<String,?> env)` Constructs a new file system that is identified by a `URI`
`static FileSystem` FileSystems.`newFileSystem(URI uri, Map<String,?> env, ClassLoader loader)` Constructs a new file system that is identified by a `URI`

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

Methods in java.nio.file.spi that return Map
`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 Map
`FileSystem` FileSystemProvider.`newFileSystem(Path path, Map<String,?> env)` Constructs a new `FileSystem` to access the contents of a file as a file system.
`abstract FileSystem` FileSystemProvider.`newFileSystem(URI uri, Map<String,?> env)` Constructs a new `FileSystem` object identified by a URI.

### Uses of Map in java.security

Classes in java.security that implement Map
`class` `AuthProvider` This class defines login and logout methods for a provider.
`class` `Provider` This class represents a "provider" for the Java Security API, where a provider implements some or all parts of Java Security.

Methods in java.security that return Map
`Map<String,KeyStore.ProtectionParameter>` DomainLoadStoreParameter.`getProtectionParams()` Gets the keystore protection parameters for keystores in this domain.

Methods in java.security with parameters of type Map
`static Provider[]` Security.`getProviders(Map<String,String> filter)` Returns an array containing all installed providers that satisfy the specified* selection criteria, or null if no such providers have been installed.
`void` Provider.`putAll(Map<?,?> t)` Copies all of the mappings from the specified Map to this provider.

Constructors in java.security with parameters of type Map
Constructor and Description
`DomainLoadStoreParameter(URI configuration, Map<String,KeyStore.ProtectionParameter> protectionParams)` Constructs a DomainLoadStoreParameter for a keystore domain with the parameters used to protect keystore data.
`Service(Provider provider, String type, String algorithm, String className, List<String> aliases, Map<String,String> attributes)` Construct a new service.

### Uses of Map in java.security.cert

Methods in java.security.cert that return Map
`Map<String,Extension>` CertificateRevokedException.`getExtensions()` Returns a map of X.509 extensions containing additional information about the revoked certificate, such as the Invalidity Date Extension.
`Map<X509Certificate,byte[]>` PKIXRevocationChecker.`getOcspResponses()` Gets the OCSP responses.

Methods in java.security.cert with parameters of type Map
`void` PKIXRevocationChecker.`setOcspResponses(Map<X509Certificate,byte[]> responses)` Sets the OCSP responses.

Constructors in java.security.cert with parameters of type Map
Constructor and Description
`CertificateRevokedException(Date revocationDate, CRLReason reason, X500Principal authority, Map<String,Extension> extensions)` Constructs a `CertificateRevokedException` with the specified revocation date, reason code, authority name, and map of extensions.

### Uses of Map in java.sql

Methods in java.sql that return Map
`Map<String,ClientInfoStatus>` SQLClientInfoException.`getFailedProperties()` Returns the list of client info properties that could not be set.
`Map<String,Class<?>>` Connection.`getTypeMap()` Retrieves the `Map` object associated with this `Connection` object.

Methods in java.sql with parameters of type Map
`Object` Array.`getArray(long index, int count, Map<String,Class<?>> map)` Retreives 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(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, 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` 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` Ref.`getObject(Map<String,Class<?>> map)` Retrieves the referenced object and maps it to a Java type using the given type map.
`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` 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.
`ResultSet` Array.`getResultSet(long index, int count, Map<String,Class<?>> map)` Retrieves a result set holding the elements of the subarray that starts at index `index` and contains up to `count` successive elements.
`ResultSet` Array.`getResultSet(Map<String,Class<?>> map)` Retrieves a result set that contains the elements of the SQL `ARRAY` value designated by this `Array` object.
`void` Connection.`setTypeMap(Map<String,Class<?>> map)` Installs the given `TypeMap` object as the type map for this `Connection` object.

Constructors in java.sql with parameters of type Map
Constructor and Description
`SQLClientInfoException(Map<String,ClientInfoStatus> failedProperties)` Constructs a `SQLClientInfoException` object initialized with a given `failedProperties`.
`SQLClientInfoException(Map<String,ClientInfoStatus> failedProperties, Throwable cause)` Constructs a `SQLClientInfoException` object initialized with a given `cause` and `failedProperties`.
`SQLClientInfoException(String reason, Map<String,ClientInfoStatus> failedProperties)` Constructs a `SQLClientInfoException` object initialized with a given `reason` and `failedProperties`.
`SQLClientInfoException(String reason, Map<String,ClientInfoStatus> failedProperties, Throwable cause)` Constructs a `SQLClientInfoException` object initialized with a given `reason`, `cause` and `failedProperties`.
`SQLClientInfoException(String reason, String SQLState, int vendorCode, Map<String,ClientInfoStatus> failedProperties)` Constructs a `SQLClientInfoException` object initialized with a given `reason`, `SQLState`, `vendorCode` and `failedProperties`.
`SQLClientInfoException(String reason, String SQLState, int vendorCode, Map<String,ClientInfoStatus> failedProperties, Throwable cause)` Constructs a `SQLClientInfoException` object initialized with a given `reason`, `SQLState`, `cause`, `vendorCode` and `failedProperties`.
`SQLClientInfoException(String reason, String SQLState, Map<String,ClientInfoStatus> failedProperties)` Constructs a `SQLClientInfoException` object initialized with a given `reason`, `SQLState` and `failedProperties`.
`SQLClientInfoException(String reason, String SQLState, Map<String,ClientInfoStatus> failedProperties, Throwable cause)` Constructs a `SQLClientInfoException` object initialized with a given `reason`, `SQLState`, `cause` and `failedProperties`.

### Uses of Map in java.text

Methods in java.text that return Map
`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 Map
`void` AttributedString.`addAttributes(Map<? extends AttributedCharacterIterator.Attribute,?> attributes, int beginIndex, int endIndex)` Adds a set of attributes to a subrange of the string.

Constructors in java.text with parameters of type Map
Constructor and Description
`AttributedString(String text, Map<? extends AttributedCharacterIterator.Attribute,?> attributes)` Constructs an AttributedString instance with the given text and attributes.

### Uses of Map in java.time

Fields in java.time declared as Map
`static Map<String,String>` ZoneId.`SHORT_IDS` A map of zone overrides to enable the short time-zone names to be used.

Methods in java.time with parameters of type Map
`static ZoneId` ZoneId.`of(String zoneId, Map<String,String> aliasMap)` Obtains an instance of `ZoneId` using its ID using a map of aliases to supplement the standard zone IDs.

### Uses of Map in java.time.chrono

Methods in java.time.chrono with parameters of type Map
`ThaiBuddhistDate` ThaiBuddhistChronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)`
`ChronoLocalDate` Chronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)` Resolves parsed `ChronoField` values into a date during parsing.
`HijrahDate` HijrahChronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)`
`MinguoDate` MinguoChronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)`
`LocalDate` IsoChronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)` Resolves parsed `ChronoField` values into a date during parsing.
`JapaneseDate` JapaneseChronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)`
`ChronoLocalDate` AbstractChronology.`resolveDate(Map<TemporalField,Long> fieldValues, ResolverStyle resolverStyle)` Resolves parsed `ChronoField` values into a date during parsing.

### Uses of Map in java.time.format

Methods in java.time.format with parameters of type Map
`DateTimeFormatterBuilder` DateTimeFormatterBuilder.`appendText(TemporalField field, Map<Long,String> textLookup)` Appends the text of a date-time field to the formatter using the specified map to supply the text.

### Uses of Map in java.time.temporal

Methods in java.time.temporal with parameters of type Map
`default TemporalAccessor` TemporalField.`resolve(Map<TemporalField,Long> fieldValues, TemporalAccessor partialTemporal, ResolverStyle resolverStyle)` Resolves this field to provide a simpler alternative or a date.

### Uses of Map in java.util

Subinterfaces of Map in java.util
`interface` `NavigableMap<K,V>` A `SortedMap` extended with navigation methods returning the closest matches for given search targets.
`interface` `SortedMap<K,V>` A `Map` that further provides a total ordering on its keys.

Classes in java.util that implement Map
`class` `AbstractMap<K,V>` This class provides a skeletal implementation of the `Map` interface, to minimize the effort required to implement this interface.
`class` `EnumMap<K extends Enum<K>,V>` A specialized `Map` implementation for use with enum type keys.
`class` `HashMap<K,V>` Hash table based implementation of the `Map` interface.
`class` `Hashtable<K,V>` This class implements a hash table, which maps keys to values.
`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` `LinkedHashMap<K,V>` Hash table and linked list implementation of the `Map` interface, with predictable iteration order.
`class` `Properties` The `Properties` class represents a persistent set of properties.
`class` `TreeMap<K,V>` A Red-Black tree based `NavigableMap` implementation.
`class` `WeakHashMap<K,V>` Hash table based implementation of the `Map` interface, with weak keys.

Fields in java.util declared as Map
`static Map` Collections.`EMPTY_MAP` The empty map (immutable).

Methods in java.util that return Map
`static <K,V> Map<K,V>` Collections.`checkedMap(Map<K,V> m, Class<K> keyType, Class<V> valueType)` Returns a dynamically typesafe view of the specified map.
`static <K,V> Map<K,V>` Collections.`emptyMap()` Returns an empty map (immutable).
`Map<String,Integer>` Calendar.`getDisplayNames(int field, int style, Locale locale)` Returns a `Map` containing all names of the calendar `field` in the given `style` and `locale` and their corresponding field values.
`static <K,V> Map<K,V>` Collections.`singletonMap(K key, V value)` Returns an immutable map, mapping only the specified key to the specified value.
`static <K,V> Map<K,V>` Collections.`synchronizedMap(Map<K,V> m)` Returns a synchronized (thread-safe) map backed by the specified map.
`static <K,V> Map<K,V>` Collections.`unmodifiableMap(Map<? extends K,? extends V> m)` Returns an unmodifiable view of the specified map.

Methods in java.util with parameters of type Map
`static <K,V> Map<K,V>` Collections.`checkedMap(Map<K,V> m, Class<K> keyType, Class<V> valueType)` Returns a dynamically typesafe view of the specified map.
`static List<Locale.LanguageRange>` Locale.LanguageRange.`mapEquivalents(List<Locale.LanguageRange> priorityList, Map<String,List<String>> map)` Generates a new customized Language Priority List using the given `priorityList` and `map`.
`static <E> Set<E>` Collections.`newSetFromMap(Map<E,Boolean> map)` Returns a set backed by the specified map.
`static List<Locale.LanguageRange>` Locale.LanguageRange.`parse(String ranges, Map<String,List<String>> map)` Parses the given `ranges` to generate a Language Priority List, and then customizes the list using the given `map`.
`void` WeakHashMap.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this map.
`void` Map.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this map (optional operation).
`void` EnumMap.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this map.
`void` TreeMap.`putAll(Map<? extends K,? extends V> map)` Copies all of the mappings from the specified map to this map.
`void` IdentityHashMap.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this map.
`void` HashMap.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this map.
`void` Hashtable.`putAll(Map<? extends K,? extends V> t)` Copies all of the mappings from the specified map to this hashtable.
`void` AbstractMap.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this map (optional operation).
`static <K,V> Map<K,V>` Collections.`synchronizedMap(Map<K,V> m)` Returns a synchronized (thread-safe) map backed by the specified map.
`static <K,V> Map<K,V>` Collections.`unmodifiableMap(Map<? extends K,? extends V> m)` Returns an unmodifiable view of the specified map.

Constructors in java.util with parameters of type Map
Constructor and Description
`EnumMap(Map<K,? extends V> m)` Creates an enum map initialized from the specified map.
`HashMap(Map<? extends K,? extends V> m)` Constructs a new `HashMap` with the same mappings as the specified `Map`.
`Hashtable(Map<? extends K,? extends V> t)` Constructs a new hashtable with the same mappings as the given Map.
`IdentityHashMap(Map<? extends K,? extends V> m)` Constructs a new identity hash map containing the keys-value mappings in the specified map.
`LinkedHashMap(Map<? extends K,? extends V> m)` Constructs an insertion-ordered `LinkedHashMap` instance with the same mappings as the specified map.
`TreeMap(Map<? extends K,? extends V> m)` Constructs a new tree map containing the same mappings as the given map, ordered according to the natural ordering of its keys.
`WeakHashMap(Map<? extends K,? extends V> m)` Constructs a new `WeakHashMap` with the same mappings as the specified map.

### Uses of Map in java.util.concurrent

Subinterfaces of Map in java.util.concurrent
`interface` `ConcurrentMap<K,V>` A `Map` providing thread safety and atomicity guarantees.
`interface` `ConcurrentNavigableMap<K,V>` A `ConcurrentMap` supporting `NavigableMap` operations, and recursively so for its navigable sub-maps.

Classes in java.util.concurrent that implement Map
`class` `ConcurrentHashMap<K,V>` A hash table supporting full concurrency of retrievals and high expected concurrency for updates.
`class` `ConcurrentSkipListMap<K,V>` A scalable concurrent `ConcurrentNavigableMap` implementation.

Methods in java.util.concurrent with parameters of type Map
`void` ConcurrentHashMap.`putAll(Map<? extends K,? extends V> m)` Copies all of the mappings from the specified map to this one.

Constructors in java.util.concurrent with parameters of type Map
Constructor and Description
`ConcurrentHashMap(Map<? extends K,? extends V> m)` Creates a new map with the same mappings as the given map.
`ConcurrentSkipListMap(Map<? extends K,? extends V> m)` Constructs a new map containing the same mappings as the given map, sorted according to the natural ordering of the keys.

### Uses of Map in java.util.jar

Classes in java.util.jar that implement Map
`class` `Attributes` The Attributes class maps Manifest attribute names to associated string values.

Fields in java.util.jar declared as Map
`protected Map<Object,Object>` Attributes.`map` The attribute name-value mappings.

Methods in java.util.jar that return Map
`Map<String,Attributes>` Manifest.`getEntries()` Returns a Map of the entries contained in this Manifest.

Methods in java.util.jar with parameters of type Map
`void` Attributes.`putAll(Map<?,?> attr)` Copies all of the attribute name-value mappings from the specified Attributes to this Map.

### Uses of Map in java.util.spi

Methods in java.util.spi that return Map
`abstract Map<String,Integer>` CalendarNameProvider.`getDisplayNames(String calendarType, int field, int style, Locale locale)` Returns a `Map` containing all string representations (display names) of the `Calendar` `field` in the given `style` and `locale` and their corresponding field values.

### Uses of Map in java.util.stream

Methods in java.util.stream with type parameters of type Map

`static <T,K,D,A,M extends Map<K,D>>
Collector<T,?,M>`

Collectors.`groupingBy(Function<? super T,? extends K> classifier, Supplier<M> mapFactory, Collector<? super T,A,D> downstream)`
Returns a `Collector` implementing a cascaded "group by" operation on input elements of type `T`, grouping elements according to a classification function, and then performing a reduction operation on the values associated with a given key using the specified downstream `Collector`.

`static <T,K,U,M extends Map<K,U>> Collector<T,?,M>` Collectors.`toMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper, BinaryOperator<U> mergeFunction, Supplier<M> mapSupplier)` Returns a `Collector` that accumulates elements into a `Map` whose keys and values are the result of applying the provided mapping functions to the input elements.

Methods in java.util.stream that return types with arguments of type Map
`static <T,K> Collector<T,?,Map<K,List<T>>>` Collectors.`groupingBy(Function<? super T,? extends K> classifier)` Returns a `Collector` implementing a "group by" operation on input elements of type `T`, grouping elements according to a classification function, and returning the results in a `Map`.

`static <T,K,A,D> Collector<T,?,Map<K,D>>`

Collectors.`groupingBy(Function<? super T,? extends K> classifier, Collector<? super T,A,D> downstream)`
Returns a `Collector` implementing a cascaded "group by" operation on input elements of type `T`, grouping elements according to a classification function, and then performing a reduction operation on the values associated with a given key using the specified downstream `Collector`.

`static <T> Collector<T,?,Map<Boolean,List<T>>>` Collectors.`partitioningBy(Predicate<? super T> predicate)` Returns a `Collector` which partitions the input elements according to a `Predicate`, and organizes them into a `Map<Boolean, List<T>>`.

`static <T,D,A> Collector<T,?,Map<Boolean,D>>`

Collectors.`partitioningBy(Predicate<? super T> predicate, Collector<? super T,A,D> downstream)`
Returns a `Collector` which partitions the input elements according to a `Predicate`, reduces the values in each partition according to another `Collector`, and organizes them into a `Map<Boolean, D>` whose values are the result of the downstream reduction.

`static <T,K,U> Collector<T,?,Map<K,U>>` Collectors.`toMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper)` Returns a `Collector` that accumulates elements into a `Map` whose keys and values are the result of applying the provided mapping functions to the input elements.
`static <T,K,U> Collector<T,?,Map<K,U>>` Collectors.`toMap(Function<? super T,? extends K> keyMapper, Function<? super T,? extends U> valueMapper, BinaryOperator<U> mergeFunction)` Returns a `Collector` that accumulates elements into a `Map` whose keys and values are the result of applying the provided mapping functions to the input elements.

### Uses of Map in javax.annotation.processing

Methods in javax.annotation.processing that return Map
`Map<String,String>` ProcessingEnvironment.`getOptions()` Returns the processor-specific options passed to the annotation processing tool.

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

Methods in javax.lang.model.element that return Map
`Map<? extends ExecutableElement,? extends AnnotationValue>` AnnotationMirror.`getElementValues()` Returns the values of this annotation's elements.

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

Methods in javax.lang.model.util that return Map
`Map<? extends ExecutableElement,? extends AnnotationValue>` Elements.`getElementValuesWithDefaults(AnnotationMirror a)` Returns the values of an annotation's elements, including defaults.

### Uses of Map in javax.management

Constructors in javax.management with parameters of type Map
Constructor and Description
`ImmutableDescriptor(Map<String,?> fields)` Construct a descriptor where the names and values of the fields are the keys and values of the given Map.

### Uses of Map in javax.management.loading

Methods in javax.management.loading that return Map
`Map<String,String>` MLetContent.`getAttributes()` Gets the attributes of the `MLET` tag.

Constructors in javax.management.loading with parameters of type Map
Constructor and Description
`MLetContent(URL url, Map<String,String> attributes, List<String> types, List<String> values)` Creates an `MLet` instance initialized with attributes read from an `MLET` tag in an MLet text file.

### Uses of Map in javax.management.openmbean

Classes in javax.management.openmbean that implement Map
`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 with parameters of type Map
`void` TabularDataSupport.`putAll(Map<?,?> t)` Add all the values contained in the specified map t to this `TabularData` instance.

Constructors in javax.management.openmbean with parameters of type Map
Constructor and Description
`CompositeDataSupport(CompositeType compositeType, Map<String,?> items)` Constructs a `CompositeDataSupport` instance with the specified `compositeType`, whose item names and corresponding values are given by the mappings in the map `items`.

### Uses of Map in javax.management.relation

Methods in javax.management.relation that return Map
`Map<ObjectName,List<String>>` RelationServiceMBean.`findAssociatedMBeans(ObjectName mbeanName, String relationTypeName, String roleName)` Retrieves the MBeans associated to given one in a relation.
`Map<ObjectName,List<String>>` RelationService.`findAssociatedMBeans(ObjectName mbeanName, String relationTypeName, String roleName)` Retrieves the MBeans associated to given one in a relation.
`Map<String,List<String>>` RelationServiceMBean.`findReferencingRelations(ObjectName mbeanName, String relationTypeName, String roleName)` Retrieves the relations where a given MBean is referenced.
`Map<String,List<String>>` RelationService.`findReferencingRelations(ObjectName mbeanName, String relationTypeName, String roleName)` Retrieves the relations where a given MBean is referenced.
`Map<ObjectName,List<String>>` Relation.`getReferencedMBeans()` Retrieves MBeans referenced in the various roles of the relation.
`Map<ObjectName,List<String>>` RelationSupport.`getReferencedMBeans()` Retrieves MBeans referenced in the various roles of the relation.
`Map<ObjectName,List<String>>` RelationServiceMBean.`getReferencedMBeans(String relationId)` Retrieves MBeans referenced in the various roles of the relation.
`Map<ObjectName,List<String>>` RelationService.`getReferencedMBeans(String relationId)` Retrieves MBeans referenced in the various roles of the relation.

### Uses of Map in javax.management.remote

Methods in javax.management.remote that return Map
`Map<String,?>` JMXConnectorServerMBean.`getAttributes()` The attributes for this connector server.

Methods in javax.management.remote with parameters of type Map
`static JMXConnector` JMXConnectorFactory.`connect(JMXServiceURL serviceURL, Map<String,?> environment)` Creates a connection to the connector server at the given address.
`void` JMXConnector.`connect(Map<String,?> env)` Establishes the connection to the connector server.
`JMXConnector` JMXConnectorProvider.`newJMXConnector(JMXServiceURL serviceURL, Map<String,?> environment)` Creates a new connector client that is ready to connect to the connector server at the given address.
`static JMXConnector` JMXConnectorFactory.`newJMXConnector(JMXServiceURL serviceURL, Map<String,?> environment)` Creates a connector client for the connector server at the given address.
`static JMXConnectorServer` JMXConnectorServerFactory.`newJMXConnectorServer(JMXServiceURL serviceURL, Map<String,?> environment, MBeanServer mbeanServer)` Creates a connector server at the given address.
`JMXConnectorServer` JMXConnectorServerProvider.`newJMXConnectorServer(JMXServiceURL serviceURL, Map<String,?> environment, MBeanServer mbeanServer)` Creates a new connector server at the given address.
`JMXConnector` JMXConnectorServer.`toJMXConnector(Map<String,?> env)` Returns a client stub for this connector server.
`JMXConnector` JMXConnectorServerMBean.`toJMXConnector(Map<String,?> env)` Returns a client stub for this connector server.

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

Methods in javax.management.remote.rmi that return Map
`Map<String,?>` RMIConnectorServer.`getAttributes()`

Methods in javax.management.remote.rmi with parameters of type Map
`void` RMIConnector.`connect(Map<String,?> environment)`
`JMXConnector` RMIConnectorServer.`toJMXConnector(Map<String,?> env)` Returns a client stub for this connector server.

Constructors in javax.management.remote.rmi with parameters of type Map
Constructor and Description
`RMIConnectionImpl(RMIServerImpl rmiServer, String connectionId, ClassLoader defaultClassLoader, Subject subject, Map<String,?> env)` Constructs a new `RMIConnection`.
`RMIConnector(JMXServiceURL url, Map<String,?> environment)` Constructs an `RMIConnector` that will connect the RMI connector server with the given address.
`RMIConnector(RMIServer rmiServer, Map<String,?> environment)` Constructs an `RMIConnector` using the given RMI stub.
`RMIConnectorServer(JMXServiceURL url, Map<String,?> environment)` Makes an `RMIConnectorServer`.
`RMIConnectorServer(JMXServiceURL url, Map<String,?> environment, MBeanServer mbeanServer)` Makes an `RMIConnectorServer` for the given MBean server.
`RMIConnectorServer(JMXServiceURL url, Map<String,?> environment, RMIServerImpl rmiServerImpl, MBeanServer mbeanServer)` Makes an `RMIConnectorServer` for the given MBean server.
`RMIIIOPServerImpl(Map<String,?> env)` Creates a new `RMIServerImpl`.
`RMIJRMPServerImpl(int port, RMIClientSocketFactory csf, RMIServerSocketFactory ssf, Map<String,?> env)` Creates a new `RMIServer` object that will be exported on the given port using the given socket factories.
`RMIServerImpl(Map<String,?> env)` Constructs a new `RMIServerImpl`.

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

Classes in javax.print.attribute.standard that implement Map
`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.

Constructors in javax.print.attribute.standard with parameters of type Map
Constructor and Description
`PrinterStateReasons(Map<PrinterStateReason,Severity> map)` Construct a new printer state reasons attribute that contains the same `PrinterStateReason`-to-`Severity` mappings as the given map.

### Uses of Map in javax.script

Subinterfaces of Map in javax.script
`interface` `Bindings` A mapping of key/value pairs, all of whose keys are `Strings`.

Classes in javax.script that implement Map
`class` `SimpleBindings` A simple implementation of Bindings backed by a `HashMap` or some other specified `Map`.

Methods in javax.script with parameters of type Map
`void` SimpleBindings.`putAll(Map<? extends String,? extends Object> toMerge)` `putAll` is implemented using `Map.putAll`.
`void` Bindings.`putAll(Map<? extends String,? extends Object> toMerge)` Adds all the mappings in a given `Map` to this `Bindings`.

Constructors in javax.script with parameters of type Map
Constructor and Description
`SimpleBindings(Map<String,Object> m)` Constructor uses an existing `Map` to store the values.

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

Methods in javax.security.auth.login that return Map
`Map<String,?>` AppConfigurationEntry.`getOptions()` Get the options configured for this `LoginModule`.

Constructors in javax.security.auth.login with parameters of type Map
Constructor and Description
`AppConfigurationEntry(String loginModuleName, AppConfigurationEntry.LoginModuleControlFlag controlFlag, Map<String,?> options)` Default constructor for this class.

### Uses of Map in javax.security.auth.spi

Methods in javax.security.auth.spi with parameters of type Map
`void` LoginModule.`initialize(Subject subject, CallbackHandler callbackHandler, Map<String,?> sharedState, Map<String,?> options)` Initialize this LoginModule.
`void` LoginModule.`initialize(Subject subject, CallbackHandler callbackHandler, Map<String,?> sharedState, Map<String,?> options)` Initialize this LoginModule.

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

Methods in javax.security.auth.x500 with parameters of type Map
`String` X500Principal.`getName(String format, Map<String,String> oidMap)` Returns a string representation of the X.500 distinguished name using the specified format.

Constructors in javax.security.auth.x500 with parameters of type Map
Constructor and Description
`X500Principal(String name, Map<String,String> keywordMap)` Creates an `X500Principal` from a string representation of an X.500 distinguished name (ex: "CN=Duke, OU=JavaSoft, O=Sun Microsystems, C=US").

### Uses of Map in javax.security.sasl

Methods in javax.security.sasl with parameters of type Map
`static SaslClient` Sasl.`createSaslClient(String[] mechanisms, String authorizationId, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh)` Creates a `SaslClient` using the parameters supplied.
`SaslClient` SaslClientFactory.`createSaslClient(String[] mechanisms, String authorizationId, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh)` Creates a SaslClient using the parameters supplied.
`static SaslServer` Sasl.`createSaslServer(String mechanism, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh)` Creates a `SaslServer` for the specified mechanism.
`SaslServer` SaslServerFactory.`createSaslServer(String mechanism, String protocol, String serverName, Map<String,?> props, CallbackHandler cbh)` Creates a `SaslServer` using the parameters supplied.
`String[]` SaslClientFactory.`getMechanismNames(Map<String,?> props)` Returns an array of names of mechanisms that match the specified mechanism selection policies.
`String[]` SaslServerFactory.`getMechanismNames(Map<String,?> props)` Returns an array of names of mechanisms that match the specified mechanism selection policies.

### Uses of Map in javax.sound.midi

Methods in javax.sound.midi that return Map
`Map<String,Object>` MidiFileFormat.`properties()` Obtain an unmodifiable map of properties.

Constructors in javax.sound.midi with parameters of type Map
Constructor and 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 Map in javax.sound.sampled

Methods in javax.sound.sampled that return Map
`Map<String,Object>` AudioFormat.`properties()` Obtain an unmodifiable map of properties.
`Map<String,Object>` AudioFileFormat.`properties()` Obtain an unmodifiable map of properties.

Constructors in javax.sound.sampled with parameters of type Map
Constructor and 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 Map in javax.sql

Methods in javax.sql that return Map
`Map<String,Class<?>>` RowSet.`getTypeMap()` Retrieves the `Map` object associated with this `RowSet` object, which specifies the custom mapping of SQL user-defined types, if any.

Methods in javax.sql with parameters of type Map
`void` RowSet.`setTypeMap(Map<String,Class<?>> map)` Installs the given `java.util.Map` object as the default type map for this `RowSet` object.

### Uses of Map in javax.sql.rowset

Methods in javax.sql.rowset that return Map
`Map<String,Class<?>>` BaseRowSet.`getTypeMap()` Retrieves the type map associated with the `Connection` object for this `RowSet` object.

Methods in javax.sql.rowset with parameters of type Map
`void` BaseRowSet.`setTypeMap(Map<String,Class<?>> map)` Installs the given `java.util.Map` object as the type map associated with the `Connection` object for this `RowSet` object.

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

Methods in javax.sql.rowset.serial with parameters of type Map
`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(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` SerialRef.`getObject(Map<String,Class<?>> map)` Returns an `Object` representing the SQL structured type to which this `SerialRef` object refers.
`ResultSet` SerialArray.`getResultSet(long index, int count, Map<String,Class<?>> map)` Retrieves a result set holding the elements of the subarray that starts at Retrieves a `ResultSet` object that contains a subarray of the elements in this `SerialArray` object, starting at index index and containing up to count successive elements.
`ResultSet` SerialArray.`getResultSet(Map<String,Class<?>> map)` Retrieves a `ResultSet` object that contains all of the elements of the SQL `ARRAY` value represented by this `SerialArray` object.

Constructors in javax.sql.rowset.serial with parameters of type Map
Constructor and Description
`SerialArray(Array array, Map<String,Class<?>> map)` Constructs a new `SerialArray` object from the given `Array` object, using the given type map for the custom mapping of each element when the elements are SQL UDTs.
`SerialStruct(SQLData in, Map<String,Class<?>> map)` Constructs a `SerialStruct` object from the given `SQLData` object, using the given type map to custom map it to a class in the Java programming language.
`SerialStruct(Struct in, Map<String,Class<?>> map)` Constructs a `SerialStruct` object from the given `Struct` object, using the given `java.util.Map` object for custom mapping the SQL structured type or any of its attributes that are SQL structured types.
`SQLInputImpl(Object[] attributes, Map<String,Class<?>> map)` Creates an `SQLInputImpl` object initialized with the given array of attributes and the given type map.
`SQLOutputImpl(Vector<?> attributes, Map<String,?> map)` Creates a new `SQLOutputImpl` object initialized with the given vector of attributes and type map.

### Uses of Map in javax.swing

Classes in javax.swing that implement Map
`class` `UIDefaults` A table of defaults for Swing components.

### Uses of Map in javax.xml.bind

Methods in javax.xml.bind with parameters of type Map
`static JAXBContext` JAXBContext.`newInstance(Class[] classesToBeBound, Map<String,?> properties)` Obtain a new instance of a `JAXBContext` class.
`static JAXBContext` JAXBContext.`newInstance(String contextPath, ClassLoader classLoader, Map<String,?> properties)` Obtain a new instance of a `JAXBContext` class.

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

Methods in javax.xml.crypto.dsig.spec that return Map
`Map` XPathType.`getNamespaceMap()` Returns a map of namespace prefixes.
`Map` XPathFilterParameterSpec.`getNamespaceMap()` Returns a map of namespace prefixes.

Constructors in javax.xml.crypto.dsig.spec with parameters of type Map
Constructor and Description
`XPathFilterParameterSpec(String xPath, Map namespaceMap)` Creates an `XPathFilterParameterSpec` with the specified XPath expression and namespace map.
`XPathType(String expression, XPathType.Filter filter, Map namespaceMap)` Creates an `XPathType` instance with the specified XPath expression, filter, and namespace map.

### Uses of Map in javax.xml.ws

Methods in javax.xml.ws that return Map
`Map<String,Object>` Response.`getContext()` Gets the contained response context.
`abstract Map<String,Object>` Endpoint.`getProperties()` Returns the property bag for this `Endpoint` instance.
`Map<String,Object>` BindingProvider.`getRequestContext()` Get the context that is used to initialize the message context for request messages.
`Map<String,Object>` BindingProvider.`getResponseContext()` Get the context that resulted from processing a response message.

Methods in javax.xml.ws with parameters of type Map
`abstract void` Endpoint.`setProperties(Map<String,Object> properties)` Sets the property bag for this `Endpoint` instance.

### Uses of Map in javax.xml.ws.handler

Subinterfaces of Map in javax.xml.ws.handler
`interface` `LogicalMessageContext` The `LogicalMessageContext` interface extends `MessageContext` to provide access to a the contained message as a protocol neutral LogicalMessage
`interface` `MessageContext` The interface `MessageContext` abstracts the message context that is processed by a handler in the `handle` method.

### Uses of Map in javax.xml.ws.handler.soap

Subinterfaces of Map in javax.xml.ws.handler.soap
`interface` `SOAPMessageContext` The interface `SOAPMessageContext` provides access to the SOAP message for either RPC request or response.

### Uses of Map in javax.xml.ws.spi

Methods in javax.xml.ws.spi with parameters of type Map
`W3CEndpointReference` Provider.`createW3CEndpointReference(String address, QName interfaceName, QName serviceName, QName portName, List<Element> metadata, String wsdlDocumentLocation, List<Element> referenceParameters, List<Element> elements, Map<QName,String> attributes)` Factory method to create a `W3CEndpointReference`.

### Uses of Map in javax.xml.ws.spi.http

Methods in javax.xml.ws.spi.http that return Map
`abstract Map<String,List<String>>` HttpExchange.`getRequestHeaders()` Returns an immutable Map containing the HTTP headers that were included with this request.
`abstract Map<String,List<String>>` HttpExchange.`getResponseHeaders()` Returns a mutable Map into which the HTTP response headers can be stored and which will be transmitted as part of this response.