Log4j Version 1.2.7: Package org.apache.log4j.helpers

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## Package org.apache.log4j.helpers

This package is used internally.

See:
Description

Class Summary
AbsoluteTimeDateFormat | Formats a `Date` in the format "HH:mm:ss,SSS" for example, "15:49:37,459".
AppenderAttachableImpl | A straightforward implementation of the `AppenderAttachable` interface.
BoundedFIFO | `BoundedFIFO` serves as the bounded first-in-first-out buffer heavily used by the `AsyncAppender`.
CountingQuietWriter | Counts the number of bytes written.
CyclicBuffer | CyclicBuffer is used by other appenders to hold `LoggingEvents` for immediate or differed display.
DateLayout | This abstract layout takes care of all the date related options and formatting work.
DateTimeDateFormat | Formats a `Date` in the format "dd MMM YYYY HH:mm:ss,SSS" for example, "06 Nov 1994 15:49:37,459".
FileWatchdog | Check every now and then that a certain file has not changed.
FormattingInfo | FormattingInfo instances contain the information obtained when parsing formatting modifiers in conversion modifiers.
ISO8601DateFormat | Formats a `Date` in the format "YYYY-mm-dd HH:mm:ss,SSS" for example "1999-11-27 15:49:37,459".
Loader | Load resources (or images) from various sources.
LogLog | This class used to output log statements from within the log4j package.
NullEnumeration | An always-empty Enumerator.
OnlyOnceErrorHandler | The `OnlyOnceErrorHandler` implements log4j's default error handling policy which consists of emitting a message for the first error in an appender and ignoring all following errors.
OptionConverter | A convenience class to convert property values to specific types.
PatternConverter | PatternConverter is an abtract class that provides the formatting functionality that derived classes need.
PatternParser | Most of the work of the `PatternLayout` class is delegated to the PatternParser class.
QuietWriter | QuietWriter does not throw exceptions when things go wrong.
RelativeTimeDateFormat | Formats a `Date` by printing the number of milliseconds elapsed since the start of the application.
SyslogQuietWriter | SyslogQuietWriter extends QuietWriter by prepending the syslog level code before each printed String.
SyslogWriter | SyslogWriter is a wrapper around the java.net.DatagramSocket class so that it behaves like a java.io.Writer.
ThreadLocalMap | `ThreadLocalMap` extends `InheritableThreadLocal` to bequeath a copy of the hashtable of the MDC of the parent thread.
Transform | Utility class for transforming strings.

## Package org.apache.log4j.helpers Description

This package is used internally.

Last modified: Sat Jul 3 15:12:58 MDT 1999

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