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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>log4cpp: log4cpp::Appender Class Reference</title>
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<a class="el" href="namespacelog4cpp.html">log4cpp</a>::<a class="el" href="classlog4cpp_1_1Appender.html">Appender</a></div>
<h1>log4cpp::Appender Class Reference</h1><!-- doxytag: class="log4cpp::Appender" -->Implement this interface for your own strategies for printing log statements.
<a href="#_details">More...</a>
<p>
<code>#include <<a class="el" href="Appender_8hh-source.html">Appender.hh</a>></code>
<p>
Inheritance diagram for log4cpp::Appender:<p><center><img src="classlog4cpp_1_1Appender__inherit__graph.gif" border="0" usemap="#log4cpp_1_1Appender__inherit__map" alt="Inheritance graph"></center>
<map name="log4cpp_1_1Appender__inherit__map">
<area shape="rect" href="classlog4cpp_1_1AppenderSkeleton.html" title="AppenderSkeleton is a helper class, simplifying implementation of Appenders: it already..." alt="" coords="492,80,663,107"><area shape="rect" href="classlog4cpp_1_1AbortAppender.html" title="This Appender causes the application to abort() upon the first append() call." alt="" coords="236,155,391,181"><area shape="rect" href="classlog4cpp_1_1IdsaAppender.html" title="IdsaAppender is an Appender that sends LoggingEvents to the IDS/A logger and reference..." alt="" coords="415,155,561,181"><area shape="rect" href="classlog4cpp_1_1LayoutAppender.html" title="LayoutAppender is a common superclass for all Appenders that require a Layout." alt="" coords="585,155,748,181"><area shape="rect" href="classlog4cpp_1_1NTEventLogAppender.html" title="NTEventLogAppender is an Appender that sends LoggingEvents to the Windows event log..." alt="" coords="772,155,967,181"><area shape="rect" href="classlog4cpp_1_1BufferingAppender.html" title="log4cpp::BufferingAppender" alt="" coords="5,229,181,256"><area shape="rect" href="classlog4cpp_1_1FileAppender.html" title="log4cpp::FileAppender" alt="" coords="205,229,349,256"><area shape="rect" href="classlog4cpp_1_1OstreamAppender.html" title="OstreamAppender appends LoggingEvents to ostreams." alt="" coords="373,229,541,256"><area shape="rect" href="classlog4cpp_1_1RemoteSyslogAppender.html" title="RemoteSyslogAppender sends LoggingEvents to a remote syslog system." alt="" coords="565,229,768,256"><area shape="rect" href="classlog4cpp_1_1StringQueueAppender.html" title="This class puts log messages in an in-memory queue." alt="" coords="792,229,984,256"><area shape="rect" href="classlog4cpp_1_1SyslogAppender.html" title="SyslogAppender sends LoggingEvents to the local syslog system." alt="" coords="1008,229,1168,256"><area shape="rect" href="classlog4cpp_1_1Win32DebugAppender.html" title="Win32DebugAppender simply sends the log message to the default system debugger on..." alt="" coords="1192,229,1387,256"><area shape="rect" href="classlog4cpp_1_1RollingFileAppender.html" title="RollingFileAppender is a FileAppender that rolls over the logfile once it has reached..." alt="" coords="185,304,369,331"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center>Collaboration diagram for log4cpp::Appender:<p><center><img src="classlog4cpp_1_1Appender__coll__graph.gif" border="0" usemap="#log4cpp_1_1Appender__coll__map" alt="Collaboration graph"></center>
<map name="log4cpp_1_1Appender__coll__map">
<area shape="rect" href="classlog4cpp_1_1threading_1_1Mutex.html" title="log4cpp::threading::Mutex" alt="" coords="5,5,168,32"><area shape="rect" title="_appenderMapMutex" alt="" coords="83,28,91,36"><area shape="rect" title="_appenderMapMutex" alt="" coords="83,92,91,100"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="classlog4cpp_1_1Appender-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#ca08016a32ae4bca095d7629bdd2c7f4">~Appender</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destructor for <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>. <a href="#ca08016a32ae4bca095d7629bdd2c7f4"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#d867da8a98bfee7e7aa9ade86044a1d6">doAppend</a> (const <a class="el" href="structlog4cpp_1_1LoggingEvent.html">LoggingEvent</a> &event)=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Log in <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a> specific way. <a href="#d867da8a98bfee7e7aa9ade86044a1d6"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788">reopen</a> ()=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Reopens the output destination of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>, e.g. <a href="#871a9ce1d8a3df62713fdb96e7a89788"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#099f23b51c06a0fa13a9e15da05d156f">close</a> ()=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Release any resources allocated within the appender such as file handles, network connections, etc. <a href="#099f23b51c06a0fa13a9e15da05d156f"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#68c69b52e66ebe9d2c1e2f60766d6182">requiresLayout</a> () const=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Check if the appender uses a layout. <a href="#68c69b52e66ebe9d2c1e2f60766d6182"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#1441643bec0395e206106c26424f123e">setLayout</a> (<a class="el" href="classlog4cpp_1_1Layout.html">Layout</a> *layout)=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the <a class="el" href="classlog4cpp_1_1Layout.html" title="Extend this abstract class to create your own log layout format.">Layout</a> for this appender. <a href="#1441643bec0395e206106c26424f123e"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const std::string & </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#bdfb58d8f09ded61e744b07729cc0399">getName</a> () const</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the name of this appender. <a href="#bdfb58d8f09ded61e744b07729cc0399"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#fdd2104b7b67038d2641e286cb6663a4">setThreshold</a> (<a class="el" href="classlog4cpp_1_1Priority.html#19c2e47a94a531d3028f7c545671ff72">Priority::Value</a> priority)=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the threshold priority of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>. <a href="#fdd2104b7b67038d2641e286cb6663a4"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="classlog4cpp_1_1Priority.html#19c2e47a94a531d3028f7c545671ff72">Priority::Value</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#4c9bd82f6c58f4c57cb97b6abda6d4ce">getThreshold</a> ()=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the threshold priority of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>. <a href="#4c9bd82f6c58f4c57cb97b6abda6d4ce"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#39430bb2b1fb1d6c4398b377a699a932">setFilter</a> (<a class="el" href="classlog4cpp_1_1Filter.html">Filter</a> *filter)=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set a <a class="el" href="classlog4cpp_1_1Filter.html" title="Users should extend this class to implement customized logging event filtering.">Filter</a> for this appender. <a href="#39430bb2b1fb1d6c4398b377a699a932"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="classlog4cpp_1_1Filter.html">Filter</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#53f4ff3295465c1691cb8095cd0a558c">getFilter</a> ()=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the <a class="el" href="classlog4cpp_1_1Filter.html" title="Users should extend this class to implement customized logging event filtering.">Filter</a> for this appender. <a href="#53f4ff3295465c1691cb8095cd0a558c"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <a class="el" href="classlog4cpp_1_1Appender.html">Appender</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#933b016253c08a3119f3f6fa0e461beb">getAppender</a> (const std::string &name)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a pointer to an exitsing <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>. <a href="#933b016253c08a3119f3f6fa0e461beb"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#8d8ba88107acaa494e0cd8e0b9646a75">reopenAll</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Call <a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788" title="Reopens the output destination of this Appender, e.g.">reopen()</a> on all existing Appenders. <a href="#8d8ba88107acaa494e0cd8e0b9646a75"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#8a557128dd797c0adf064bde7b04bd79">closeAll</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Call <a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788" title="Reopens the output destination of this Appender, e.g.">reopen()</a> on all existing Appenders. <a href="#8a557128dd797c0adf064bde7b04bd79"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cpp_1_1Appender.html#a24aaeed07c73719e64109634bc62e7a">Appender</a> (const std::string &name)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Constructor for <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>. <a href="#a24aaeed07c73719e64109634bc62e7a"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Implement this interface for your own strategies for printing log statements.
<p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="a24aaeed07c73719e64109634bc62e7a"></a><!-- doxytag: member="log4cpp::Appender::Appender" ref="a24aaeed07c73719e64109634bc62e7a" args="(const std::string &name)" -->
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<td class="memname">log4cpp::Appender::Appender </td>
<td>(</td>
<td class="paramtype">const std::string & </td>
<td class="paramname"> <em>name</em> </td>
<td> ) </td>
<td width="100%"><code> [protected]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Constructor for <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>.
<p>
Will only be used in <a class="el" href="classlog4cpp_1_1Appender.html#933b016253c08a3119f3f6fa0e461beb" title="Get a pointer to an exitsing Appender.">getAppender()</a> (and in derived classes of course). <dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>name</em> </td><td>The name of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>. </td></tr>
</table>
</dl>
</div>
</div><p>
<a class="anchor" name="ca08016a32ae4bca095d7629bdd2c7f4"></a><!-- doxytag: member="log4cpp::Appender::~Appender" ref="ca08016a32ae4bca095d7629bdd2c7f4" args="()" -->
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<td class="memname">log4cpp::Appender::~Appender </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Destructor for <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>.
<p>
</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="933b016253c08a3119f3f6fa0e461beb"></a><!-- doxytag: member="log4cpp::Appender::getAppender" ref="933b016253c08a3119f3f6fa0e461beb" args="(const std::string &name)" -->
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<td class="memname"><a class="el" href="classlog4cpp_1_1Appender.html">Appender</a> * log4cpp::Appender::getAppender </td>
<td>(</td>
<td class="paramtype">const std::string & </td>
<td class="paramname"> <em>name</em> </td>
<td> ) </td>
<td width="100%"><code> [static]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Get a pointer to an exitsing <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>name</em> </td><td>The name of the <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a> to return. </td></tr>
</table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>a pointer to an existing <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>, or NULL if no appender with the specfied name exists. </dd></dl>
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</div><p>
<a class="anchor" name="8d8ba88107acaa494e0cd8e0b9646a75"></a><!-- doxytag: member="log4cpp::Appender::reopenAll" ref="8d8ba88107acaa494e0cd8e0b9646a75" args="()" -->
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<td class="memname">bool log4cpp::Appender::reopenAll </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [static]</code></td>
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</table>
</div>
<div class="memdoc">
<p>
Call <a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788" title="Reopens the output destination of this Appender, e.g.">reopen()</a> on all existing Appenders.
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>true if all Appenders returned true on their <a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788" title="Reopens the output destination of this Appender, e.g.">reopen()</a> call. </dd></dl>
</div>
</div><p>
<a class="anchor" name="8a557128dd797c0adf064bde7b04bd79"></a><!-- doxytag: member="log4cpp::Appender::closeAll" ref="8a557128dd797c0adf064bde7b04bd79" args="()" -->
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<td class="memname">void log4cpp::Appender::closeAll </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [static]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Call <a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788" title="Reopens the output destination of this Appender, e.g.">reopen()</a> on all existing Appenders.
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>true if all Appenders returned true on their <a class="el" href="classlog4cpp_1_1Appender.html#871a9ce1d8a3df62713fdb96e7a89788" title="Reopens the output destination of this Appender, e.g.">reopen()</a> call. </dd></dl>
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<a class="anchor" name="d867da8a98bfee7e7aa9ade86044a1d6"></a><!-- doxytag: member="log4cpp::Appender::doAppend" ref="d867da8a98bfee7e7aa9ade86044a1d6" args="(const LoggingEvent &event)=0" -->
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<td class="memname">virtual void log4cpp::Appender::doAppend </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structlog4cpp_1_1LoggingEvent.html">LoggingEvent</a> & </td>
<td class="paramname"> <em>event</em> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Log in <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a> specific way.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>event</em> </td><td>The <a class="el" href="structlog4cpp_1_1LoggingEvent.html" title="The internal representation of logging events.">LoggingEvent</a> to log. </td></tr>
</table>
</dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#65d7e244dc5839a59708165ee354c34a">log4cpp::AppenderSkeleton</a>.
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<a class="anchor" name="871a9ce1d8a3df62713fdb96e7a89788"></a><!-- doxytag: member="log4cpp::Appender::reopen" ref="871a9ce1d8a3df62713fdb96e7a89788" args="()=0" -->
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<td class="memname">virtual bool log4cpp::Appender::reopen </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Reopens the output destination of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>, e.g.
<p>
the logfile or TCP socket. <dl class="return" compact><dt><b>Returns:</b></dt><dd>false if an error occured during reopening, true otherwise. </dd></dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AbortAppender.html#bdc954ee11e448f441d116c58e6f4332">log4cpp::AbortAppender</a>, <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#1f61281caac83409db298b681635e029">log4cpp::AppenderSkeleton</a>, <a class="el" href="classlog4cpp_1_1FileAppender.html#dc5a6091d98e5aee1cb990e9fedaf946">log4cpp::FileAppender</a>, <a class="el" href="classlog4cpp_1_1IdsaAppender.html#172e815c9302281f3248d95a5bfa73d6">log4cpp::IdsaAppender</a>, <a class="el" href="classlog4cpp_1_1NTEventLogAppender.html#3a32bf3a45c37c7d9caa4b6997e0a79c">log4cpp::NTEventLogAppender</a>, <a class="el" href="classlog4cpp_1_1OstreamAppender.html#283e524fdb7eab911c273b20619b09dd">log4cpp::OstreamAppender</a>, <a class="el" href="classlog4cpp_1_1RemoteSyslogAppender.html#499b6b3a7052860d8ac582492d8f51d7">log4cpp::RemoteSyslogAppender</a>, <a class="el" href="classlog4cpp_1_1StringQueueAppender.html#e666ab5d75d3a7feb80e281ce6a4844b">log4cpp::StringQueueAppender</a>, and <a class="el" href="classlog4cpp_1_1SyslogAppender.html#85b701a0503050eabd5cca763bbf0b0c">log4cpp::SyslogAppender</a>.
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<a class="anchor" name="099f23b51c06a0fa13a9e15da05d156f"></a><!-- doxytag: member="log4cpp::Appender::close" ref="099f23b51c06a0fa13a9e15da05d156f" args="()=0" -->
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<td class="memname">virtual void log4cpp::Appender::close </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Release any resources allocated within the appender such as file handles, network connections, etc.
<p>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AbortAppender.html#c702ba090f6863d540fc1d27047e9300">log4cpp::AbortAppender</a>, <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#c62f94c6692fd146fcf37455d3e73439">log4cpp::AppenderSkeleton</a>, <a class="el" href="classlog4cpp_1_1BufferingAppender.html#98235e5bb50c2bf509d29626affdafc5">log4cpp::BufferingAppender</a>, <a class="el" href="classlog4cpp_1_1FileAppender.html#b76d4e1ff38513f30e83d19df6069e99">log4cpp::FileAppender</a>, <a class="el" href="classlog4cpp_1_1IdsaAppender.html#135ad229b96bbdb9a34ea898cb317246">log4cpp::IdsaAppender</a>, <a class="el" href="classlog4cpp_1_1NTEventLogAppender.html#1698efc63fa84455b0bd1c6b5a42a0f8">log4cpp::NTEventLogAppender</a>, <a class="el" href="classlog4cpp_1_1OstreamAppender.html#6eca1004256920485cbc51fc0e8a7ac2">log4cpp::OstreamAppender</a>, <a class="el" href="classlog4cpp_1_1RemoteSyslogAppender.html#61b6d2ff5c3b99714e57ce3569ff0e52">log4cpp::RemoteSyslogAppender</a>, <a class="el" href="classlog4cpp_1_1StringQueueAppender.html#5a00a484e9476692f3e1378e3630c3ab">log4cpp::StringQueueAppender</a>, <a class="el" href="classlog4cpp_1_1SyslogAppender.html#add9fc06a928ae8f25a935217dda3aac">log4cpp::SyslogAppender</a>, and <a class="el" href="classlog4cpp_1_1Win32DebugAppender.html#ba78360b0f6b186ecca8496ac055348f">log4cpp::Win32DebugAppender</a>.
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</div><p>
<a class="anchor" name="68c69b52e66ebe9d2c1e2f60766d6182"></a><!-- doxytag: member="log4cpp::Appender::requiresLayout" ref="68c69b52e66ebe9d2c1e2f60766d6182" args="() const=0" -->
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<td class="memname">virtual bool log4cpp::Appender::requiresLayout </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"> const<code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Check if the appender uses a layout.
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>true if the appender implementation requires a layout. </dd></dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AbortAppender.html#e814b7c2045a5e58bf751caf25a38fbe">log4cpp::AbortAppender</a>, <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#2c56b0118614086644df4cd37408ca02">log4cpp::AppenderSkeleton</a>, <a class="el" href="classlog4cpp_1_1IdsaAppender.html#a18224bdc97c490237ccf7219637fd76">log4cpp::IdsaAppender</a>, <a class="el" href="classlog4cpp_1_1LayoutAppender.html#0c14651f4d6a734619034701904783c0">log4cpp::LayoutAppender</a>, and <a class="el" href="classlog4cpp_1_1NTEventLogAppender.html#0b7137f2fee5ebcab0302e39d9162c5a">log4cpp::NTEventLogAppender</a>.
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</div><p>
<a class="anchor" name="1441643bec0395e206106c26424f123e"></a><!-- doxytag: member="log4cpp::Appender::setLayout" ref="1441643bec0395e206106c26424f123e" args="(Layout *layout)=0" -->
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<td class="memname">virtual void log4cpp::Appender::setLayout </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classlog4cpp_1_1Layout.html">Layout</a> * </td>
<td class="paramname"> <em>layout</em> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
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<p>
Set the <a class="el" href="classlog4cpp_1_1Layout.html" title="Extend this abstract class to create your own log layout format.">Layout</a> for this appender.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>layout</em> </td><td>The layout to use. </td></tr>
</table>
</dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AbortAppender.html#1a2a7c90fdf181927d7fe20dc86fc3de">log4cpp::AbortAppender</a>, <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#5d1136572a006239935c4264beb07065">log4cpp::AppenderSkeleton</a>, <a class="el" href="classlog4cpp_1_1IdsaAppender.html#87ee94d1def5322bda4749c3880cca49">log4cpp::IdsaAppender</a>, <a class="el" href="classlog4cpp_1_1LayoutAppender.html#a12073260a58276f9f43a75cb7b93b68">log4cpp::LayoutAppender</a>, and <a class="el" href="classlog4cpp_1_1NTEventLogAppender.html#4223739ba7ff0ae8a06bb2bea6794541">log4cpp::NTEventLogAppender</a>.
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</div><p>
<a class="anchor" name="bdfb58d8f09ded61e744b07729cc0399"></a><!-- doxytag: member="log4cpp::Appender::getName" ref="bdfb58d8f09ded61e744b07729cc0399" args="() const" -->
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<td class="memname">const std::string& log4cpp::Appender::getName </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"> const<code> [inline]</code></td>
</tr>
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</div>
<div class="memdoc">
<p>
Get the name of this appender.
<p>
The name identifies the appender. <dl class="return" compact><dt><b>Returns:</b></dt><dd>the name of the appender. </dd></dl>
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</div><p>
<a class="anchor" name="fdd2104b7b67038d2641e286cb6663a4"></a><!-- doxytag: member="log4cpp::Appender::setThreshold" ref="fdd2104b7b67038d2641e286cb6663a4" args="(Priority::Value priority)=0" -->
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<td class="memname">virtual void log4cpp::Appender::setThreshold </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classlog4cpp_1_1Priority.html#19c2e47a94a531d3028f7c545671ff72">Priority::Value</a> </td>
<td class="paramname"> <em>priority</em> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Set the threshold priority of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>.
<p>
The <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a> will not appender LoggingEvents with a priority lower than the threshold. Use <a class="el" href="classlog4cpp_1_1Priority.html#e1b1901a7b2bea8190b286684eecc1afebdf006bbefb65f1d654594992ac4e4f">Priority::NOTSET</a> to disable threshold checking. <dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>priority</em> </td><td>The priority to set. </td></tr>
</table>
</dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#8f50959239bc9cfd6d32b4522897b904">log4cpp::AppenderSkeleton</a>.
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</div><p>
<a class="anchor" name="4c9bd82f6c58f4c57cb97b6abda6d4ce"></a><!-- doxytag: member="log4cpp::Appender::getThreshold" ref="4c9bd82f6c58f4c57cb97b6abda6d4ce" args="()=0" -->
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<td class="memname">virtual <a class="el" href="classlog4cpp_1_1Priority.html#19c2e47a94a531d3028f7c545671ff72">Priority::Value</a> log4cpp::Appender::getThreshold </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Get the threshold priority of this <a class="el" href="classlog4cpp_1_1Appender.html" title="Implement this interface for your own strategies for printing log statements.">Appender</a>.
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>the threshold </dd></dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#8bcc50c73bdfe29255b66445f32f27be">log4cpp::AppenderSkeleton</a>.
</div>
</div><p>
<a class="anchor" name="39430bb2b1fb1d6c4398b377a699a932"></a><!-- doxytag: member="log4cpp::Appender::setFilter" ref="39430bb2b1fb1d6c4398b377a699a932" args="(Filter *filter)=0" -->
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<td class="memname">virtual void log4cpp::Appender::setFilter </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classlog4cpp_1_1Filter.html">Filter</a> * </td>
<td class="paramname"> <em>filter</em> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Set a <a class="el" href="classlog4cpp_1_1Filter.html" title="Users should extend this class to implement customized logging event filtering.">Filter</a> for this appender.
<p>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#ae9c4841aa5558161ea77d8306e40e92">log4cpp::AppenderSkeleton</a>.
</div>
</div><p>
<a class="anchor" name="53f4ff3295465c1691cb8095cd0a558c"></a><!-- doxytag: member="log4cpp::Appender::getFilter" ref="53f4ff3295465c1691cb8095cd0a558c" args="()=0" -->
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<td class="memname">virtual <a class="el" href="classlog4cpp_1_1Filter.html">Filter</a>* log4cpp::Appender::getFilter </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Get the <a class="el" href="classlog4cpp_1_1Filter.html" title="Users should extend this class to implement customized logging event filtering.">Filter</a> for this appender.
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>the filter, or NULL if no filter has been set. </dd></dl>
<p>
Implemented in <a class="el" href="classlog4cpp_1_1AppenderSkeleton.html#d073e3d9c2b68d5fc2341de9b0242114">log4cpp::AppenderSkeleton</a>.
</div>
</div><p>
<hr>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="Appender_8hh-source.html">Appender.hh</a><li><a class="el" href="Appender_8cpp.html">Appender.cpp</a></ul>
<hr size="1"><address style="text-align: right;"><small>Generated on Mon Sep 3 11:55:03 2007 for log4cpp by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address>
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