Module ch.qos.logback.core

Package ch.qos.logback.core.util

Contains various utility classes.

Interface Summary

Interface	Description
DelayStrategy	A strategy for computing a delay.
InvocationGate
ReentryGuard	Guard used to prevent re-entrant (recursive) appender invocations on a per-thread basis.

Class Summary

Class	Description
CachingDateFormatter	A CAS implementation of DateTimeFormatter (previously SimpleDateFormat) which caches results for the duration of a millisecond.
CloseUtil	Static utility method for Closeable objects.
ContentTypeUtil	Various utility methods for processing strings representing context types.
ContextUtil
CoreVersionUtil	Utility class for retrieving version information of the "logback-core" module.
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.
DirectJson	This is a utility class for writing json logs.
Duration	Duration instances represent a lapse of time.
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.
InterruptUtil	Allows masking of interrupt flag if previously the flag is already set.
IntHolder	A simple mutable holder for an integer value, providing basic operations like incrementing, setting, and retrieving the value.
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.
MD5Util
NetworkAddressUtil
OptionHelper
ReentryGuard.NOPRentryGuard	No-op implementation that never locks.
ReentryGuard.ReentryGuardImpl	Default per-thread implementation backed by a ThreadLocal.
ReentryGuardFactory	Factory that creates ReentryGuard instances according to a requested type.
SimpleInvocationGate	An invocation gate using very simple logic.
SimpleTimeBasedGuard	A simple time-based guard that limits the number of allowed operations within a sliding time window.
StatusListenerConfigHelper
StatusPrinter	Deprecated. replaced by StatusPrinter2
StatusPrinter2	Same as StatusPrinter but with instance methods instead of static.
StringCollectionUtil	Static utility methods for working with collections of strings.
StringUtil
SystemInfo
TimeUtil
VersionUtil	Utility class for handling and validating version information of various artifacts.

Enum Summary

Enum	Description
AggregationType	AggregationType classifies how one object is contained within another object.
ReentryGuardFactory.GuardType	Types of guards that can be produced by this factory.

Exception Summary

Exception	Description
DynamicClassLoadingException
IncompatibleClassException
PropertySetterException	Thrown when an error is encountered whilst attempting to set a property using the PropertySetter utility class.