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<title>RegexFilter (Apache Log4j Core 2.23.1 API)</title>
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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.logging.log4j.core.filter</a></div>
<h1 title="Class RegexFilter" class="title">Class RegexFilter</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance"><a href="../AbstractLifeCycle.html" title="class in org.apache.logging.log4j.core">org.apache.logging.log4j.core.AbstractLifeCycle</a>
<div class="inheritance"><a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">org.apache.logging.log4j.core.filter.AbstractFilter</a>
<div class="inheritance">org.apache.logging.log4j.core.filter.RegexFilter</div>
</div>
</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></code>, <code><a href="../LifeCycle.html" title="interface in org.apache.logging.log4j.core">LifeCycle</a></code>, <code><a href="../LifeCycle2.html" title="interface in org.apache.logging.log4j.core">LifeCycle2</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="annotations"><a href="../config/plugins/Plugin.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@Plugin</a>(<a href="../config/plugins/Plugin.html#name()">name</a>="RegexFilter",
<a href="../config/plugins/Plugin.html#category()">category</a>="Core",
<a href="../config/plugins/Plugin.html#elementType()">elementType</a>="filter",
<a href="../config/plugins/Plugin.html#printObject()">printObject</a>=true)
</span><span class="modifiers">public final class </span><span class="element-name type-name-label">RegexFilter</span>
<span class="extends-implements">extends <a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></span></div>
<div class="block">This filter returns the onMatch result if the message matches the regular expression.
The "useRawMsg" attribute can be used to indicate whether the regular expression should be applied to the result of
calling Message.getMessageFormat (true) or Message.getFormattedMessage() (false). The default is false.</div>
</section>
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<!-- ======== NESTED CLASS SUMMARY ======== -->
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<section class="nested-class-summary" id="nested-class-summary">
<h2>Nested Class Summary</h2>
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<h2 id="nested-classes-inherited-from-class-org.apache.logging.log4j.core.filter.AbstractFilter">Nested classes/interfaces inherited from class&nbsp;org.apache.logging.log4j.core.filter.<a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></h2>
<code><a href="AbstractFilter.AbstractFilterBuilder.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter.AbstractFilterBuilder</a>&lt;<a href="AbstractFilter.AbstractFilterBuilder.html" title="type parameter in AbstractFilter.AbstractFilterBuilder">B</a> extends <a href="AbstractFilter.AbstractFilterBuilder.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter.AbstractFilterBuilder</a>&lt;<a href="AbstractFilter.AbstractFilterBuilder.html" title="type parameter in AbstractFilter.AbstractFilterBuilder">B</a>&gt;&gt;</code></div>
<div class="inherited-list">
<h2 id="nested-classes-inherited-from-class-org.apache.logging.log4j.core.Filter">Nested classes/interfaces inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></h2>
<code><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></code></div>
<div class="inherited-list">
<h2 id="nested-classes-inherited-from-class-org.apache.logging.log4j.core.LifeCycle">Nested classes/interfaces inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../LifeCycle.html" title="interface in org.apache.logging.log4j.core">LifeCycle</a></h2>
<code><a href="../LifeCycle.State.html" title="enum in org.apache.logging.log4j.core">LifeCycle.State</a></code></div>
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<!-- =========== FIELD SUMMARY =========== -->
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<h2>Field Summary</h2>
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<h3 id="fields-inherited-from-class-org.apache.logging.log4j.core.filter.AbstractFilter">Fields inherited from class&nbsp;org.apache.logging.log4j.core.filter.<a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></h3>
<code><a href="AbstractFilter.html#onMatch">onMatch</a>, <a href="AbstractFilter.html#onMismatch">onMismatch</a></code></div>
<div class="inherited-list">
<h3 id="fields-inherited-from-class-org.apache.logging.log4j.core.AbstractLifeCycle">Fields inherited from class&nbsp;org.apache.logging.log4j.core.<a href="../AbstractLifeCycle.html" title="class in org.apache.logging.log4j.core">AbstractLifeCycle</a></h3>
<code><a href="../AbstractLifeCycle.html#DEFAULT_STOP_TIMEOUT">DEFAULT_STOP_TIMEOUT</a>, <a href="../AbstractLifeCycle.html#DEFAULT_STOP_TIMEUNIT">DEFAULT_STOP_TIMEUNIT</a>, <a href="../AbstractLifeCycle.html#LOGGER">LOGGER</a></code></div>
<div class="inherited-list">
<h3 id="fields-inherited-from-class-org.apache.logging.log4j.core.Filter">Fields inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></h3>
<code><a href="../Filter.html#ELEMENT_TYPE">ELEMENT_TYPE</a>, <a href="../Filter.html#EMPTY_ARRAY">EMPTY_ARRAY</a></code></div>
</section>
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<!-- ========== METHOD SUMMARY =========== -->
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<h2>Method Summary</h2>
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<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
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<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static <a href="RegexFilter.html" title="class in org.apache.logging.log4j.core.filter">RegexFilter</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#createFilter(java.lang.String,java.lang.String%5B%5D,java.lang.Boolean,org.apache.logging.log4j.core.Filter.Result,org.apache.logging.log4j.core.Filter.Result)" class="member-name-link">createFilter</a><wbr>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;regex,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;patternFlags,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&nbsp;useRawMsg,
<a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a>&nbsp;match,
<a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a>&nbsp;mismatch)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Creates a Filter that matches a regular expression.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#filter(org.apache.logging.log4j.core.LogEvent)" class="member-name-link">filter</a><wbr>(<a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a>&nbsp;event)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Context Filter method.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.Object,java.lang.Throwable)" class="member-name-link">filter</a><wbr>(<a href="../Logger.html" title="class in org.apache.logging.log4j.core">Logger</a>&nbsp;logger,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Level.html" title="class or interface in org.apache.logging.log4j" class="external-link">Level</a>&nbsp;level,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Marker.html" title="class or interface in org.apache.logging.log4j" class="external-link">Marker</a>&nbsp;marker,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;msg,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;t)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Appender Filter method.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object...)" class="member-name-link">filter</a><wbr>(<a href="../Logger.html" title="class in org.apache.logging.log4j.core">Logger</a>&nbsp;logger,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Level.html" title="class or interface in org.apache.logging.log4j" class="external-link">Level</a>&nbsp;level,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Marker.html" title="class or interface in org.apache.logging.log4j" class="external-link">Marker</a>&nbsp;marker,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;msg,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>...&nbsp;params)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Appender Filter method.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,org.apache.logging.log4j.message.Message,java.lang.Throwable)" class="member-name-link">filter</a><wbr>(<a href="../Logger.html" title="class in org.apache.logging.log4j.core">Logger</a>&nbsp;logger,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Level.html" title="class or interface in org.apache.logging.log4j" class="external-link">Level</a>&nbsp;level,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Marker.html" title="class or interface in org.apache.logging.log4j" class="external-link">Marker</a>&nbsp;marker,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/message/Message.html" title="class or interface in org.apache.logging.log4j.message" class="external-link">Message</a>&nbsp;msg,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;t)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Appender Filter method.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#toString()" class="member-name-link">toString</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.logging.log4j.core.filter.AbstractFilter">Methods inherited from class&nbsp;org.apache.logging.log4j.core.filter.<a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></h3>
<code><a href="AbstractFilter.html#equalsImpl(java.lang.Object)">equalsImpl</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object)">filter</a>, <a href="AbstractFilter.html#getOnMatch()">getOnMatch</a>, <a href="AbstractFilter.html#getOnMismatch()">getOnMismatch</a>, <a href="AbstractFilter.html#hashCodeImpl()">hashCodeImpl</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.logging.log4j.core.AbstractLifeCycle">Methods inherited from class&nbsp;org.apache.logging.log4j.core.<a href="../AbstractLifeCycle.html" title="class in org.apache.logging.log4j.core">AbstractLifeCycle</a></h3>
<code><a href="../AbstractLifeCycle.html#getState()">getState</a>, <a href="../AbstractLifeCycle.html#getStatusLogger()">getStatusLogger</a>, <a href="../AbstractLifeCycle.html#initialize()">initialize</a>, <a href="../AbstractLifeCycle.html#isInitialized()">isInitialized</a>, <a href="../AbstractLifeCycle.html#isStarted()">isStarted</a>, <a href="../AbstractLifeCycle.html#isStarting()">isStarting</a>, <a href="../AbstractLifeCycle.html#isStopped()">isStopped</a>, <a href="../AbstractLifeCycle.html#isStopping()">isStopping</a>, <a href="../AbstractLifeCycle.html#setStarted()">setStarted</a>, <a href="../AbstractLifeCycle.html#setStarting()">setStarting</a>, <a href="../AbstractLifeCycle.html#setState(org.apache.logging.log4j.core.LifeCycle.State)">setState</a>, <a href="../AbstractLifeCycle.html#setStopped()">setStopped</a>, <a href="../AbstractLifeCycle.html#setStopping()">setStopping</a>, <a href="../AbstractLifeCycle.html#start()">start</a>, <a href="../AbstractLifeCycle.html#stop()">stop</a>, <a href="../AbstractLifeCycle.html#stop(long,java.util.concurrent.TimeUnit)">stop</a>, <a href="../AbstractLifeCycle.html#stop(java.util.concurrent.Future)">stop</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#clone--" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#equals-java.lang.Object-" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#finalize--" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#getClass--" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#hashCode--" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notify--" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#notifyAll--" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait--" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#wait-long-int-" title="class or interface in java.lang" class="external-link">wait</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.logging.log4j.core.Filter">Methods inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></h3>
<code><a href="../Filter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String)">filter</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.logging.log4j.core.LifeCycle">Methods inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../LifeCycle.html" title="interface in org.apache.logging.log4j.core">LifeCycle</a></h3>
<code><a href="../LifeCycle.html#getState()">getState</a>, <a href="../LifeCycle.html#initialize()">initialize</a>, <a href="../LifeCycle.html#isStarted()">isStarted</a>, <a href="../LifeCycle.html#isStopped()">isStopped</a>, <a href="../LifeCycle.html#start()">start</a>, <a href="../LifeCycle.html#stop()">stop</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object...)">
<h3>filter</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></span>&nbsp;<span class="element-name">filter</span><wbr><span class="parameters">(<a href="../Logger.html" title="class in org.apache.logging.log4j.core">Logger</a>&nbsp;logger,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Level.html" title="class or interface in org.apache.logging.log4j" class="external-link">Level</a>&nbsp;level,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Marker.html" title="class or interface in org.apache.logging.log4j" class="external-link">Marker</a>&nbsp;marker,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;msg,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>...&nbsp;params)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object...)">AbstractFilter</a></code></span></div>
<div class="block">Appender Filter method. The default returns NEUTRAL.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../Filter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object...)">filter</a></code>&nbsp;in interface&nbsp;<code><a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></code></dd>
<dt>Overrides:</dt>
<dd><code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.String,java.lang.Object...)">filter</a></code>&nbsp;in class&nbsp;<code><a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></code></dd>
<dt>Parameters:</dt>
<dd><code>logger</code> - the Logger.</dd>
<dd><code>level</code> - The logging Level.</dd>
<dd><code>marker</code> - The Marker, if any.</dd>
<dd><code>msg</code> - The message, if present.</dd>
<dd><code>params</code> - An array of parameters or null.</dd>
<dt>Returns:</dt>
<dd>The Result of filtering.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.Object,java.lang.Throwable)">
<h3>filter</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></span>&nbsp;<span class="element-name">filter</span><wbr><span class="parameters">(<a href="../Logger.html" title="class in org.apache.logging.log4j.core">Logger</a>&nbsp;logger,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Level.html" title="class or interface in org.apache.logging.log4j" class="external-link">Level</a>&nbsp;level,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Marker.html" title="class or interface in org.apache.logging.log4j" class="external-link">Marker</a>&nbsp;marker,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>&nbsp;msg,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;t)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.Object,java.lang.Throwable)">AbstractFilter</a></code></span></div>
<div class="block">Appender Filter method. The default returns NEUTRAL.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../Filter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.Object,java.lang.Throwable)">filter</a></code>&nbsp;in interface&nbsp;<code><a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></code></dd>
<dt>Overrides:</dt>
<dd><code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,java.lang.Object,java.lang.Throwable)">filter</a></code>&nbsp;in class&nbsp;<code><a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></code></dd>
<dt>Parameters:</dt>
<dd><code>logger</code> - the Logger.</dd>
<dd><code>level</code> - The logging Level.</dd>
<dd><code>marker</code> - The Marker, if any.</dd>
<dd><code>msg</code> - The message, if present.</dd>
<dd><code>t</code> - A throwable or null.</dd>
<dt>Returns:</dt>
<dd>The Result of filtering.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,org.apache.logging.log4j.message.Message,java.lang.Throwable)">
<h3>filter</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></span>&nbsp;<span class="element-name">filter</span><wbr><span class="parameters">(<a href="../Logger.html" title="class in org.apache.logging.log4j.core">Logger</a>&nbsp;logger,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Level.html" title="class or interface in org.apache.logging.log4j" class="external-link">Level</a>&nbsp;level,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Marker.html" title="class or interface in org.apache.logging.log4j" class="external-link">Marker</a>&nbsp;marker,
<a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/message/Message.html" title="class or interface in org.apache.logging.log4j.message" class="external-link">Message</a>&nbsp;msg,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;t)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,org.apache.logging.log4j.message.Message,java.lang.Throwable)">AbstractFilter</a></code></span></div>
<div class="block">Appender Filter method. The default returns NEUTRAL.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../Filter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,org.apache.logging.log4j.message.Message,java.lang.Throwable)">filter</a></code>&nbsp;in interface&nbsp;<code><a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></code></dd>
<dt>Overrides:</dt>
<dd><code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.Logger,org.apache.logging.log4j.Level,org.apache.logging.log4j.Marker,org.apache.logging.log4j.message.Message,java.lang.Throwable)">filter</a></code>&nbsp;in class&nbsp;<code><a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></code></dd>
<dt>Parameters:</dt>
<dd><code>logger</code> - the Logger.</dd>
<dd><code>level</code> - The logging Level.</dd>
<dd><code>marker</code> - The Marker, if any.</dd>
<dd><code>msg</code> - The message, if present.</dd>
<dd><code>t</code> - A throwable or null.</dd>
<dt>Returns:</dt>
<dd>The Result of filtering.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="filter(org.apache.logging.log4j.core.LogEvent)">
<h3>filter</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a></span>&nbsp;<span class="element-name">filter</span><wbr><span class="parameters">(<a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a>&nbsp;event)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.LogEvent)">AbstractFilter</a></code></span></div>
<div class="block">Context Filter method. The default returns NEUTRAL.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../Filter.html#filter(org.apache.logging.log4j.core.LogEvent)">filter</a></code>&nbsp;in interface&nbsp;<code><a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a></code></dd>
<dt>Overrides:</dt>
<dd><code><a href="AbstractFilter.html#filter(org.apache.logging.log4j.core.LogEvent)">filter</a></code>&nbsp;in class&nbsp;<code><a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></code></dd>
<dt>Parameters:</dt>
<dd><code>event</code> - The LogEvent.</dd>
<dt>Returns:</dt>
<dd>The Result of filtering.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="toString()">
<h3>toString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">toString</span>()</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="AbstractFilter.html#toString()">toString</a></code>&nbsp;in class&nbsp;<code><a href="AbstractFilter.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilter</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="createFilter(java.lang.String,java.lang.String[],java.lang.Boolean,org.apache.logging.log4j.core.Filter.Result,org.apache.logging.log4j.core.Filter.Result)">
<h3>createFilter</h3>
<div class="member-signature"><span class="annotations"><a href="../config/plugins/PluginFactory.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@PluginFactory</a>
</span><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="RegexFilter.html" title="class in org.apache.logging.log4j.core.filter">RegexFilter</a></span>&nbsp;<span class="element-name">createFilter</span><wbr><span class="parameters">(<a href="../config/plugins/PluginAttribute.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@PluginAttribute</a>("regex")
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;regex,
<a href="../config/plugins/PluginElement.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@PluginElement</a>("PatternFlags")
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>[]&nbsp;patternFlags,
<a href="../config/plugins/PluginAttribute.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@PluginAttribute</a>("useRawMsg")
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html" title="class or interface in java.lang" class="external-link">Boolean</a>&nbsp;useRawMsg,
<a href="../config/plugins/PluginAttribute.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@PluginAttribute</a>("onMatch")
<a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a>&nbsp;match,
<a href="../config/plugins/PluginAttribute.html" title="annotation in org.apache.logging.log4j.core.config.plugins">@PluginAttribute</a>("onMismatch")
<a href="../Filter.Result.html" title="enum in org.apache.logging.log4j.core">Filter.Result</a>&nbsp;mismatch)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a>,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html" title="class or interface in java.lang" class="external-link">IllegalAccessException</a></span></div>
<div class="block">Creates a Filter that matches a regular expression.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>regex</code> - The regular expression to match.</dd>
<dd><code>patternFlags</code> - An array of Strings where each String is a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html#compile-java.lang.String-int-" title="class or interface in java.util.regex" class="external-link"><code>Pattern.compile(String, int)</code></a> compilation flag.</dd>
<dd><code>useRawMsg</code> - If true, the raw message will be used, otherwise the formatted message will be used.</dd>
<dd><code>match</code> - The action to perform when a match occurs.</dd>
<dd><code>mismatch</code> - The action to perform when a mismatch occurs.</dd>
<dt>Returns:</dt>
<dd>The RegexFilter.</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalAccessException.html" title="class or interface in java.lang" class="external-link">IllegalAccessException</a></code> - When there is no access to the definition of the specified member.</dd>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html" title="class or interface in java.lang" class="external-link">IllegalArgumentException</a></code> - When passed an illegal or inappropriate argument.</dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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