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<div id="projectname">Apache log4cxx <span id="projectnumber">Version 0.10.0</span></div>
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<h1>FilterBasedTriggeringPolicy Class Reference</h1> </div>
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<!-- doxytag: class="log4cxx::rolling::FilterBasedTriggeringPolicy" --><!-- doxytag: inherits="log4cxx::rolling::TriggeringPolicy" -->
<p><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html" title="FilterBasedTriggeringPolicy determines if rolling should be triggered by evaluating the current messa...">FilterBasedTriggeringPolicy</a> determines if rolling should be triggered by evaluating the current message against a set of filters.
<a href="#_details">More...</a></p>
<p>Inherits <a class="el" href="classlog4cxx_1_1rolling_1_1_triggering_policy.html">log4cxx::rolling::TriggeringPolicy</a>.</p>
<p><a href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy-members.html">List of all members.</a></p>
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<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#aaf3e77de832f2ef5db4e68de40a920b9">FilterBasedTriggeringPolicy</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates a new <a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html" title="FilterBasedTriggeringPolicy determines if rolling should be triggered by evaluating the current messa...">FilterBasedTriggeringPolicy</a>. <a href="#aaf3e77de832f2ef5db4e68de40a920b9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#a9a4408e6bd6cd33ca593973320d837be">~FilterBasedTriggeringPolicy</a> ()</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#ad1465d1456055bf68fc9c3a7416bb862">isTriggeringEvent</a> (<a class="el" href="classlog4cxx_1_1_appender.html">Appender</a> *appender, const <a class="el" href="classlog4cxx_1_1helpers_1_1_object_ptr_t.html">log4cxx::spi::LoggingEventPtr</a> &event, const <a class="el" href="namespacelog4cxx.html#ad7ec98d27bca7666e23f27dd1fb181c8">LogString</a> &filename, size_t fileLength)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Determines if a rollover may be appropriate at this time. <a href="#ad1465d1456055bf68fc9c3a7416bb862"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#ada19905858e5b9a93c3d1be8eb2ddc1a">addFilter</a> (const <a class="el" href="classlog4cxx_1_1helpers_1_1_object_ptr_t.html">log4cxx::spi::FilterPtr</a> &newFilter)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Add a filter to end of the filter list. <a href="#ada19905858e5b9a93c3d1be8eb2ddc1a"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#af13013b8fd73be124730ec9f299c234d">clearFilters</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Clear the filters chain. <a href="#af13013b8fd73be124730ec9f299c234d"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="classlog4cxx_1_1helpers_1_1_object_ptr_t.html">log4cxx::spi::FilterPtr</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#a6a90013a38556ee8d85664ec59fc7890">getFilter</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the head Filter. <a href="#a6a90013a38556ee8d85664ec59fc7890"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#a580abdcb8fd42d07eaf679166f77bc34">activateOptions</a> (<a class="el" href="classlog4cxx_1_1helpers_1_1_pool.html">log4cxx::helpers::Pool</a> &)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Prepares the instance for use. <a href="#a580abdcb8fd42d07eaf679166f77bc34"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#ac1d269357907e0809687a2bec962e1c8">setOption</a> (const <a class="el" href="namespacelog4cxx.html#ad7ec98d27bca7666e23f27dd1fb181c8">LogString</a> &option, const <a class="el" href="namespacelog4cxx.html#ad7ec98d27bca7666e23f27dd1fb181c8">LogString</a> &value)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set <code>option</code> to <code>value</code>. <a href="#ac1d269357907e0809687a2bec962e1c8"></a><br/></td></tr>
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<hr/><a name="_details"></a><h2>Detailed Description</h2>
<div class="textblock"><p><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html" title="FilterBasedTriggeringPolicy determines if rolling should be triggered by evaluating the current messa...">FilterBasedTriggeringPolicy</a> determines if rolling should be triggered by evaluating the current message against a set of filters. </p>
<p>Unless a filter rejects a message, a rolling event will be triggered. </p>
</div><hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="aaf3e77de832f2ef5db4e68de40a920b9"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::FilterBasedTriggeringPolicy" ref="aaf3e77de832f2ef5db4e68de40a920b9" args="()" -->
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<td class="memname"><a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html">FilterBasedTriggeringPolicy</a> </td>
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<p>Creates a new <a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html" title="FilterBasedTriggeringPolicy determines if rolling should be triggered by evaluating the current messa...">FilterBasedTriggeringPolicy</a>. </p>
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<a class="anchor" id="a9a4408e6bd6cd33ca593973320d837be"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::~FilterBasedTriggeringPolicy" ref="a9a4408e6bd6cd33ca593973320d837be" args="()" -->
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<td class="memname">virtual ~<a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html">FilterBasedTriggeringPolicy</a> </td>
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<td><code> [virtual]</code></td>
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<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a580abdcb8fd42d07eaf679166f77bc34"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::activateOptions" ref="a580abdcb8fd42d07eaf679166f77bc34" args="(log4cxx::helpers::Pool &)" -->
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<td class="memname">void activateOptions </td>
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<p>Prepares the instance for use. </p>
<p>Implements <a class="el" href="classlog4cxx_1_1spi_1_1_option_handler.html#af04d4bfbd66b46083b1aa042fdafbb06">OptionHandler</a>.</p>
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<a class="anchor" id="ada19905858e5b9a93c3d1be8eb2ddc1a"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::addFilter" ref="ada19905858e5b9a93c3d1be8eb2ddc1a" args="(const log4cxx::spi::FilterPtr &newFilter)" -->
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<td class="memname">void addFilter </td>
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<td class="paramname"><em>newFilter</em></td><td>)</td>
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<p>Add a filter to end of the filter list. </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">newFilter</td><td>filter to add to end of list. </td></tr>
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<a class="anchor" id="af13013b8fd73be124730ec9f299c234d"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::clearFilters" ref="af13013b8fd73be124730ec9f299c234d" args="()" -->
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<td class="memname">void clearFilters </td>
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<p>Clear the filters chain. </p>
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<a class="anchor" id="a6a90013a38556ee8d85664ec59fc7890"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::getFilter" ref="a6a90013a38556ee8d85664ec59fc7890" args="()" -->
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<td class="memname"><a class="el" href="classlog4cxx_1_1helpers_1_1_object_ptr_t.html">log4cxx::spi::FilterPtr</a>& getFilter </td>
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<p>Returns the head Filter. </p>
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<a class="anchor" id="ad1465d1456055bf68fc9c3a7416bb862"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::isTriggeringEvent" ref="ad1465d1456055bf68fc9c3a7416bb862" args="(Appender *appender, const log4cxx::spi::LoggingEventPtr &event, const LogString &filename, size_t fileLength)" -->
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<td class="memname">virtual bool isTriggeringEvent </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classlog4cxx_1_1_appender.html">Appender</a> * </td>
<td class="paramname"><em>appender</em>, </td>
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<td class="paramtype">const <a class="el" href="classlog4cxx_1_1helpers_1_1_object_ptr_t.html">log4cxx::spi::LoggingEventPtr</a> & </td>
<td class="paramname"><em>event</em>, </td>
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<td class="paramtype">const <a class="el" href="namespacelog4cxx.html#ad7ec98d27bca7666e23f27dd1fb181c8">LogString</a> & </td>
<td class="paramname"><em>filename</em>, </td>
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<td class="paramtype">size_t </td>
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<td>)</td>
<td></td><td><code> [virtual]</code></td>
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<p>Determines if a rollover may be appropriate at this time. </p>
<p>If true is returned, RolloverPolicy.rollover will be called but it can determine that a rollover is not warranted.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">appender</td><td>A reference to the appender. </td></tr>
<tr><td class="paramname">event</td><td>A reference to the currently event. </td></tr>
<tr><td class="paramname">filename</td><td>The filename for the currently active log file. </td></tr>
<tr><td class="paramname">fileLength</td><td>Length of the file in bytes. </td></tr>
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<dl class="return"><dt><b>Returns:</b></dt><dd>true if a rollover should occur. </dd></dl>
<p>Implements <a class="el" href="classlog4cxx_1_1rolling_1_1_triggering_policy.html#aa5300801d20e51d71952b221872458ec">TriggeringPolicy</a>.</p>
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<a class="anchor" id="ac1d269357907e0809687a2bec962e1c8"></a><!-- doxytag: member="log4cxx::rolling::FilterBasedTriggeringPolicy::setOption" ref="ac1d269357907e0809687a2bec962e1c8" args="(const LogString &option, const LogString &value)" -->
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<td class="memname">void setOption </td>
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<td class="paramtype">const <a class="el" href="namespacelog4cxx.html#ad7ec98d27bca7666e23f27dd1fb181c8">LogString</a> & </td>
<td class="paramname"><em>option</em>, </td>
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<td class="paramtype">const <a class="el" href="namespacelog4cxx.html#ad7ec98d27bca7666e23f27dd1fb181c8">LogString</a> & </td>
<td class="paramname"><em>value</em> </td>
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<p>Set <code>option</code> to <code>value</code>. </p>
<p>The handling of each option depends on the OptionHandler instance. Some options may become active immediately whereas other may be activated only when <a class="el" href="classlog4cxx_1_1rolling_1_1_filter_based_triggering_policy.html#a580abdcb8fd42d07eaf679166f77bc34" title="Prepares the instance for use.">activateOptions</a> is called. </p>
<p>Implements <a class="el" href="classlog4cxx_1_1spi_1_1_option_handler.html#a8f2ae2ded63f80c627269c99b20c19ee">OptionHandler</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="filterbasedtriggeringpolicy_8h.html">filterbasedtriggeringpolicy.h</a></li>
</ul>
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