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org.apache.log4j.helpers (Apache Log4j 1.2.15 API)
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Package org.apache.log4j.helpers
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/AbsoluteTimeDateFormat.html" title="class in org.apache.log4j.helpers">AbsoluteTimeDateFormat</A></B></TD>
<TD>Formats a <CODE>Date</CODE> in the format "HH:mm:ss,SSS" for example,
"15:49:37,459".</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/AppenderAttachableImpl.html" title="class in org.apache.log4j.helpers">AppenderAttachableImpl</A></B></TD>
<TD>A straightforward implementation of the <A HREF="../../../../org/apache/log4j/spi/AppenderAttachable.html" title="interface in org.apache.log4j.spi"><CODE>AppenderAttachable</CODE></A>
interface.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/BoundedFIFO.html" title="class in org.apache.log4j.helpers">BoundedFIFO</A></B></TD>
<TD><code>BoundedFIFO</code> serves as the bounded first-in-first-out
buffer heavily used by the <A HREF="../../../../org/apache/log4j/AsyncAppender.html" title="class in org.apache.log4j"><CODE>AsyncAppender</CODE></A>.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/CountingQuietWriter.html" title="class in org.apache.log4j.helpers">CountingQuietWriter</A></B></TD>
<TD>Counts the number of bytes written.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/CyclicBuffer.html" title="class in org.apache.log4j.helpers">CyclicBuffer</A></B></TD>
<TD>CyclicBuffer is used by other appenders to hold <A HREF="../../../../org/apache/log4j/spi/LoggingEvent.html" title="class in org.apache.log4j.spi"><CODE>LoggingEvents</CODE></A> for immediate or differed display.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/DateLayout.html" title="class in org.apache.log4j.helpers">DateLayout</A></B></TD>
<TD>This abstract layout takes care of all the date related options and
formatting work.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/DateTimeDateFormat.html" title="class in org.apache.log4j.helpers">DateTimeDateFormat</A></B></TD>
<TD>Formats a <CODE>Date</CODE> in the format "dd MMM yyyy HH:mm:ss,SSS" for example,
"06 Nov 1994 15:49:37,459".</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/FileWatchdog.html" title="class in org.apache.log4j.helpers">FileWatchdog</A></B></TD>
<TD>Check every now and then that a certain file has not changed.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/FormattingInfo.html" title="class in org.apache.log4j.helpers">FormattingInfo</A></B></TD>
<TD>FormattingInfo instances contain the information obtained when parsing
formatting modifiers in conversion modifiers.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/ISO8601DateFormat.html" title="class in org.apache.log4j.helpers">ISO8601DateFormat</A></B></TD>
<TD>Formats a <CODE>Date</CODE> in the format "yyyy-MM-dd HH:mm:ss,SSS" for example
"1999-11-27 15:49:37,459".</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/Loader.html" title="class in org.apache.log4j.helpers">Loader</A></B></TD>
<TD>Load resources (or images) from various sources.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/LogLog.html" title="class in org.apache.log4j.helpers">LogLog</A></B></TD>
<TD>This class used to output log statements from within the log4j package.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/NullEnumeration.html" title="class in org.apache.log4j.helpers">NullEnumeration</A></B></TD>
<TD>An always-empty Enumerator.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/OnlyOnceErrorHandler.html" title="class in org.apache.log4j.helpers">OnlyOnceErrorHandler</A></B></TD>
<TD>The <code>OnlyOnceErrorHandler</code> 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.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/OptionConverter.html" title="class in org.apache.log4j.helpers">OptionConverter</A></B></TD>
<TD>A convenience class to convert property values to specific types.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/PatternConverter.html" title="class in org.apache.log4j.helpers">PatternConverter</A></B></TD>
<TD>PatternConverter is an abtract class that provides the
formatting functionality that derived classes need.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/PatternParser.html" title="class in org.apache.log4j.helpers">PatternParser</A></B></TD>
<TD>Most of the work of the <A HREF="../../../../org/apache/log4j/PatternLayout.html" title="class in org.apache.log4j"><CODE>PatternLayout</CODE></A> class
is delegated to the PatternParser class.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/QuietWriter.html" title="class in org.apache.log4j.helpers">QuietWriter</A></B></TD>
<TD>QuietWriter does not throw exceptions when things go
wrong.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/RelativeTimeDateFormat.html" title="class in org.apache.log4j.helpers">RelativeTimeDateFormat</A></B></TD>
<TD>Formats a <CODE>Date</CODE> by printing the number of milliseconds
elapsed since construction of the format.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/SyslogQuietWriter.html" title="class in org.apache.log4j.helpers">SyslogQuietWriter</A></B></TD>
<TD>SyslogQuietWriter extends QuietWriter by prepending the syslog
level code before each printed String.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/SyslogWriter.html" title="class in org.apache.log4j.helpers">SyslogWriter</A></B></TD>
<TD>SyslogWriter is a wrapper around the java.net.DatagramSocket class
so that it behaves like a java.io.Writer.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/ThreadLocalMap.html" title="class in org.apache.log4j.helpers">ThreadLocalMap</A></B></TD>
<TD><code>ThreadLocalMap</code> extends <CODE>InheritableThreadLocal</CODE>
to bequeath a copy of the hashtable of the MDC of the parent
thread.</TD>
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<TD WIDTH="15%"><B><A HREF="../../../../org/apache/log4j/helpers/Transform.html" title="class in org.apache.log4j.helpers">Transform</A></B></TD>
<TD>Utility class for transforming strings.</TD>
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<A NAME="package_description"><!-- --></A><H2>
Package org.apache.log4j.helpers Description
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