# Package ch.qos.logback.core.util

package ch.qos.logback.core.util

Contains various utility classes.

Related Packages
Package
Description
ch.qos.logback.core
Contains the main classes of logback core.
Class
Description
AggregationType
AggregationType classifies how one object is contained within another object.
CachingDateFormatter
A synchronized implementation of SimpleDateFormat which uses caching internally.
CloseUtil
Static utility method for `Closeable` objects.
ContentTypeUtil
Various utility methods for processing strings representing context types.
ContextUtil
COWArrayList<E>
A GC-free lock-free thread-safe implementation of the `List` interface for use cases where iterations over the list vastly out-number modifications on the list.
DatePatternToRegexUtil
This class is concerned with computing a regex corresponding to a date pattern (in `SimpleDateFormat` format).
DefaultInvocationGate
This class serves as a gateway for invocations of a "costly" operation on a critical execution path.
DelayStrategy
A strategy for computing a delay.
Duration
Duration instances represent a lapse of time.
DynamicClassLoadingException
EnvUtil
ExecutorServiceUtil
Static utility methods for manipulating an `ExecutorService`.
FileSize
Instances of this class represent the size of a file.
FileUtil
FixedDelay
A default `DelayStrategy` that implements a simple fixed delay.
IncompatibleClassException
InterruptUtil
Allows masking of interrupt flag if previously the flag is already set.
InvocationGate
JNDIUtil
A simple utility class to create and use a JNDI Context.
Loader
Load resources (or images) from various sources.
LocationUtil
A static utility method that converts a string that describes the location of a resource into a `URL` object.
OptionHelper
PropertySetterException
Thrown when an error is encountered whilst attempting to set a property using the `PropertySetter` utility class.
StatusListenerConfigHelper
StatusPrinter
StringCollectionUtil
Static utility methods for working with collections of strings.
SystemInfo
TimeUtil