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apache / logging-log4j-site / d0d0de55986756593c08e5d2b8059541eacaf428 / . / log4j-2.0-alpha1 / log4j-core / apidocs / org / apache / logging / log4j / core / appender / AppenderBase.html
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AppenderBase (Log4J Core 2.0-alpha1 API)
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org.apache.logging.log4j.core.appender</FONT>
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Class AppenderBase</H2>
<PRE>
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
<IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html" title="class in org.apache.logging.log4j.core.filter">org.apache.logging.log4j.core.filter.Filterable</A>
<IMG SRC="../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.logging.log4j.core.appender.AppenderBase</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filtering.html" title="interface in org.apache.logging.log4j.core.filter">Filtering</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html" title="interface in org.apache.logging.log4j.core">Lifecycle</A></DD>
</DL>
<DL>
<DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../../../../org/apache/logging/log4j/core/appender/FailoverAppender.html" title="class in org.apache.logging.log4j.core.appender">FailoverAppender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/appender/JMSQueueAppender.html" title="class in org.apache.logging.log4j.core.appender">JMSQueueAppender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/appender/JMSTopicAppender.html" title="class in org.apache.logging.log4j.core.appender">JMSTopicAppender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/appender/OutputStreamAppender.html" title="class in org.apache.logging.log4j.core.appender">OutputStreamAppender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/appender/rewrite/RewriteAppender.html" title="class in org.apache.logging.log4j.core.appender.rewrite">RewriteAppender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/appender/routing/RoutingAppender.html" title="class in org.apache.logging.log4j.core.appender.routing">RoutingAppender</A></DD>
</DL>
<HR>
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<DT><PRE>public abstract class <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.33"><B>AppenderBase</B></A><DT>extends <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html" title="class in org.apache.logging.log4j.core.filter">Filterable</A><DT>implements <A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html" title="interface in org.apache.logging.log4j.core">Lifecycle</A></DL>
</PRE>
<P>
Base class for Appenders. Although Appenders do not have to extend this class, doing so
will simplify their implementation.
<P>
<P>
<HR>
<P>
<!-- =========== FIELD SUMMARY =========== -->
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<B>Field Summary</B></FONT></TH>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected static&nbsp;org.apache.logging.log4j.Logger</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#LOGGER">LOGGER</A></B></CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Allow subclasses access to the status logger without creating another instance.</TD>
</TR>
</TABLE>
&nbsp;
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#AppenderBase(java.lang.String, org.apache.logging.log4j.core.Filter, org.apache.logging.log4j.core.Layout)">AppenderBase</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="../../../../../../org/apache/logging/log4j/core/Filter.html" title="interface in org.apache.logging.log4j.core">Filter</A>&nbsp;filter,
<A HREF="../../../../../../org/apache/logging/log4j/core/Layout.html" title="interface in org.apache.logging.log4j.core">Layout</A>&nbsp;layout)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor that defaults to suppressing exceptions.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected </CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#AppenderBase(java.lang.String, org.apache.logging.log4j.core.Filter, org.apache.logging.log4j.core.Layout, boolean)">AppenderBase</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="../../../../../../org/apache/logging/log4j/core/Filter.html" title="interface in org.apache.logging.log4j.core">Filter</A>&nbsp;filter,
<A HREF="../../../../../../org/apache/logging/log4j/core/Layout.html" title="interface in org.apache.logging.log4j.core">Layout</A>&nbsp;layout,
boolean&nbsp;handleException)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructor.</TD>
</TR>
</TABLE>
&nbsp;
<!-- ========== METHOD SUMMARY =========== -->
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#close()">close</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Close the stream associated with the Appender.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#error(java.lang.String)">error</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;msg)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Handle an error with a message.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#error(java.lang.String, org.apache.logging.log4j.core.LogEvent, java.lang.Throwable)">error</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;msg,
<A HREF="../../../../../../org/apache/logging/log4j/core/LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</A>&nbsp;event,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</A>&nbsp;t)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Handle an error with a message, and exception and a logging event.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#error(java.lang.String, java.lang.Throwable)">error</A></B>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;msg,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</A>&nbsp;t)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Handle an error with a message and an exception.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/logging/log4j/core/ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#getHandler()">getHandler</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Return the ErrorHandler, if any.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../org/apache/logging/log4j/core/Layout.html" title="interface in org.apache.logging.log4j.core">Layout</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#getLayout()">getLayout</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the Layout for the appender.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#getName()">getName</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the name of the Appender.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#isExceptionSuppressed()">isExceptionSuppressed</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Some appenders need to propogate exceptions back to the application.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#isStarted()">isStarted</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns true if the Appender is started, false otherwise.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#setHandler(org.apache.logging.log4j.core.ErrorHandler)">setHandler</A></B>(<A HREF="../../../../../../org/apache/logging/log4j/core/ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</A>&nbsp;handler)</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The handler must be set before the appender is started.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#start()">start</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Start the Appender.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#stop()">stop</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Stop the Appender.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../org/apache/logging/log4j/core/appender/AppenderBase.html#toString()">toString</A></B>()</CODE>
<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.logging.log4j.core.filter.Filterable"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class org.apache.logging.log4j.core.filter.<A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html" title="class in org.apache.logging.log4j.core.filter">Filterable</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#addFilter(org.apache.logging.log4j.core.Filter)">addFilter</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#getFilter()">getFilter</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#hasFilter()">hasFilter</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#isFiltered(org.apache.logging.log4j.core.LogEvent)">isFiltered</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#removeFilter(org.apache.logging.log4j.core.Filter)">removeFilter</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#startFilter()">startFilter</A>, <A HREF="../../../../../../org/apache/logging/log4j/core/filter/Filterable.html#stopFilter()">stopFilter</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_org.apache.logging.log4j.core.Appender"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from interface org.apache.logging.log4j.core.<A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html#append(org.apache.logging.log4j.core.LogEvent)">append</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>
<!-- ============ FIELD DETAIL =========== -->
<A NAME="field_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Field Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="LOGGER"><!-- --></A><H3>
LOGGER</H3>
<PRE>
protected static final org.apache.logging.log4j.Logger <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.37"><B>LOGGER</B></A></PRE>
<DL>
<DD>Allow subclasses access to the status logger without creating another instance.
<P>
<DL>
</DL>
</DL>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>
<A NAME="AppenderBase(java.lang.String, org.apache.logging.log4j.core.Filter, org.apache.logging.log4j.core.Layout)"><!-- --></A><H3>
AppenderBase</H3>
<PRE>
protected <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.58"><B>AppenderBase</B></A>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="../../../../../../org/apache/logging/log4j/core/Filter.html" title="interface in org.apache.logging.log4j.core">Filter</A>&nbsp;filter,
<A HREF="../../../../../../org/apache/logging/log4j/core/Layout.html" title="interface in org.apache.logging.log4j.core">Layout</A>&nbsp;layout)</PRE>
<DL>
<DD>Constructor that defaults to suppressing exceptions.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The Appender name.<DD><CODE>filter</CODE> - The Filter to associate with the Appender.<DD><CODE>layout</CODE> - The layout to use to format the event.</DL>
</DL>
<HR>
<A NAME="AppenderBase(java.lang.String, org.apache.logging.log4j.core.Filter, org.apache.logging.log4j.core.Layout, boolean)"><!-- --></A><H3>
AppenderBase</H3>
<PRE>
protected <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.70"><B>AppenderBase</B></A>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;name,
<A HREF="../../../../../../org/apache/logging/log4j/core/Filter.html" title="interface in org.apache.logging.log4j.core">Filter</A>&nbsp;filter,
<A HREF="../../../../../../org/apache/logging/log4j/core/Layout.html" title="interface in org.apache.logging.log4j.core">Layout</A>&nbsp;layout,
boolean&nbsp;handleException)</PRE>
<DL>
<DD>Constructor.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The Appender name.<DD><CODE>filter</CODE> - The Filter to associate with the Appender.<DD><CODE>layout</CODE> - The layout to use to format the event.<DD><CODE>handleException</CODE> - If true, exceptions will be logged and suppressed. If false errors will be
logged and then passed to the application.</DL>
</DL>
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<A NAME="getHandler()"><!-- --></A><H3>
getHandler</H3>
<PRE>
public <A HREF="../../../../../../org/apache/logging/log4j/core/ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</A> <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.81"><B>getHandler</B></A>()</PRE>
<DL>
<DD>Return the ErrorHandler, if any.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html#getHandler()">getHandler</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>The ErrorHandler.</DL>
</DD>
</DL>
<HR>
<A NAME="setHandler(org.apache.logging.log4j.core.ErrorHandler)"><!-- --></A><H3>
setHandler</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.89"><B>setHandler</B></A>(<A HREF="../../../../../../org/apache/logging/log4j/core/ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</A>&nbsp;handler)</PRE>
<DL>
<DD>The handler must be set before the appender is started.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html#setHandler(org.apache.logging.log4j.core.ErrorHandler)">setHandler</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>handler</CODE> - The ErrorHandler to use.</DL>
</DD>
</DL>
<HR>
<A NAME="close()"><!-- --></A><H3>
close</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.103"><B>close</B></A>()</PRE>
<DL>
<DD>Close the stream associated with the Appender.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="getName()"><!-- --></A><H3>
getName</H3>
<PRE>
public <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.111"><B>getName</B></A>()</PRE>
<DL>
<DD>Returns the name of the Appender.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html#getName()">getName</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>The name of the Appender.</DL>
</DD>
</DL>
<HR>
<A NAME="getLayout()"><!-- --></A><H3>
getLayout</H3>
<PRE>
public <A HREF="../../../../../../org/apache/logging/log4j/core/Layout.html" title="interface in org.apache.logging.log4j.core">Layout</A> <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.119"><B>getLayout</B></A>()</PRE>
<DL>
<DD>Returns the Layout for the appender.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html#getLayout()">getLayout</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>The Layout used to format the event.</DL>
</DD>
</DL>
<HR>
<A NAME="isExceptionSuppressed()"><!-- --></A><H3>
isExceptionSuppressed</H3>
<PRE>
public boolean <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.128"><B>isExceptionSuppressed</B></A>()</PRE>
<DL>
<DD>Some appenders need to propogate exceptions back to the application. When suppressException is false the
AppenderControl will allow the exception to percolate.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html#isExceptionSuppressed()">isExceptionSuppressed</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Appender.html" title="interface in org.apache.logging.log4j.core">Appender</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>true if exceptions will be supressed, false otherwise.</DL>
</DD>
</DL>
<HR>
<A NAME="start()"><!-- --></A><H3>
start</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.135"><B>start</B></A>()</PRE>
<DL>
<DD>Start the Appender.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html#start()">start</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html" title="interface in org.apache.logging.log4j.core">Lifecycle</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="stop()"><!-- --></A><H3>
stop</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.143"><B>stop</B></A>()</PRE>
<DL>
<DD>Stop the Appender.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html#stop()">stop</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html" title="interface in org.apache.logging.log4j.core">Lifecycle</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="isStarted()"><!-- --></A><H3>
isStarted</H3>
<PRE>
public boolean <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.152"><B>isStarted</B></A>()</PRE>
<DL>
<DD>Returns true if the Appender is started, false otherwise.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html#isStarted()">isStarted</A></CODE> in interface <CODE><A HREF="../../../../../../org/apache/logging/log4j/core/Lifecycle.html" title="interface in org.apache.logging.log4j.core">Lifecycle</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Returns:</B><DD>true if the Appender is started, false otherwise.</DL>
</DD>
</DL>
<HR>
<A NAME="toString()"><!-- --></A><H3>
toString</H3>
<PRE>
public <A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A> <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.157"><B>toString</B></A>()</PRE>
<DL>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A></CODE> in class <CODE><A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>
<A NAME="error(java.lang.String)"><!-- --></A><H3>
error</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.165"><B>error</B></A>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;msg)</PRE>
<DL>
<DD>Handle an error with a message.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>msg</CODE> - The message.</DL>
</DD>
</DL>
<HR>
<A NAME="error(java.lang.String, java.lang.Throwable)"><!-- --></A><H3>
error</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.174"><B>error</B></A>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;msg,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</A>&nbsp;t)</PRE>
<DL>
<DD>Handle an error with a message and an exception.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>msg</CODE> - The message.<DD><CODE>t</CODE> - The Throwable.</DL>
</DD>
</DL>
<HR>
<A NAME="error(java.lang.String, org.apache.logging.log4j.core.LogEvent, java.lang.Throwable)"><!-- --></A><H3>
error</H3>
<PRE>
public void <A HREF="../../../../../../src-html/org/apache/logging/log4j/core/appender/AppenderBase.html#line.184"><B>error</B></A>(<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</A>&nbsp;msg,
<A HREF="../../../../../../org/apache/logging/log4j/core/LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</A>&nbsp;event,
<A HREF="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</A>&nbsp;t)</PRE>
<DL>
<DD>Handle an error with a message, and exception and a logging event.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>msg</CODE> - The message.<DD><CODE>event</CODE> - The LogEvent.<DD><CODE>t</CODE> - The Throwable.</DL>
</DD>
</DL>
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