2.x/javadoc/log4j-core/org/apache/logging/log4j/core/appender/AbstractAppender.html - logging-log4j-site - Git at Google

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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.appender</a></div>
 <h1 title="Class AbstractAppender" class="title">Class AbstractAppender</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="../filter/AbstractFilterable.html" title="class in org.apache.logging.log4j.core.filter">org.apache.logging.log4j.core.filter.AbstractFilterable</a>
 <div class="inheritance">org.apache.logging.log4j.core.appender.AbstractAppender</div>
 </div>
 </div>
 </div>
 <section class="class-description" id="class-description">
 <dl class="notes">
 <dt>All Implemented Interfaces:</dt>
 <dd><code><a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></code>, <code><a href="../filter/Filterable.html" title="interface in org.apache.logging.log4j.core.filter">Filterable</a></code>, <code><a href="../impl/LocationAware.html" title="interface in org.apache.logging.log4j.core.impl">LocationAware</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>
 <dl class="notes">
 <dt>Direct Known Subclasses:</dt>
 <dd><code><a href="db/AbstractDatabaseAppender.html" title="class in org.apache.logging.log4j.core.appender.db">AbstractDatabaseAppender</a></code>, <code><a href="AbstractOutputStreamAppender.html" title="class in org.apache.logging.log4j.core.appender">AbstractOutputStreamAppender</a></code>, <code><a href="AbstractWriterAppender.html" title="class in org.apache.logging.log4j.core.appender">AbstractWriterAppender</a></code>, <code><a href="AsyncAppender.html" title="class in org.apache.logging.log4j.core.appender">AsyncAppender</a></code>, <code><a href="CountingNoOpAppender.html" title="class in org.apache.logging.log4j.core.appender">CountingNoOpAppender</a></code>, <code><a href="FailoverAppender.html" title="class in org.apache.logging.log4j.core.appender">FailoverAppender</a></code>, <code><a href="HttpAppender.html" title="class in org.apache.logging.log4j.core.appender">HttpAppender</a></code>, <code><a href="mom/jeromq/JeroMqAppender.html" title="class in org.apache.logging.log4j.core.appender.mom.jeromq">JeroMqAppender</a></code>, <code><a href="mom/JmsAppender.html" title="class in org.apache.logging.log4j.core.appender.mom">JmsAppender</a></code>, <code><a href="mom/kafka/KafkaAppender.html" title="class in org.apache.logging.log4j.core.appender.mom.kafka">KafkaAppender</a></code>, <code><a href="NullAppender.html" title="class in org.apache.logging.log4j.core.appender">NullAppender</a></code>, <code><a href="rewrite/RewriteAppender.html" title="class in org.apache.logging.log4j.core.appender.rewrite">RewriteAppender</a></code>, <code><a href="routing/RoutingAppender.html" title="class in org.apache.logging.log4j.core.appender.routing">RoutingAppender</a></code>, <code><a href="ScriptAppenderSelector.html" title="class in org.apache.logging.log4j.core.appender">ScriptAppenderSelector</a></code>, <code><a href="SmtpAppender.html" title="class in org.apache.logging.log4j.core.appender">SmtpAppender</a></code></dd>
 </dl>
 <hr>
 <div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">AbstractAppender</span>
 <span class="extends-implements">extends <a href="../filter/AbstractFilterable.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilterable</a>
 implements <a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a>, <a href="../impl/LocationAware.html" title="interface in org.apache.logging.log4j.core.impl">LocationAware</a></span></div>
 <div class="block">Abstract base class for Appenders. Although Appenders do not have to extend this class, doing so will simplify their
  implementation.</div>
 </section>
 <section class="summary">
 <ul class="summary-list">
 <!-- ======== NESTED CLASS SUMMARY ======== -->
 <li>
 <section class="nested-class-summary" id="nested-class-summary">
 <h2>Nested Class Summary</h2>
 <div class="caption"><span>Nested Classes</span></div>
 <div class="summary-table three-column-summary">
 <div class="table-header col-first">Modifier and Type</div>
 <div class="table-header col-second">Class</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color"><code>static class&nbsp;</code></div>
 <div class="col-second even-row-color"><code><a href="AbstractAppender.Builder.html" class="type-name-link" title="class in org.apache.logging.log4j.core.appender">AbstractAppender.Builder</a>&lt;<a href="AbstractAppender.Builder.html" title="type parameter in AbstractAppender.Builder">B</a> extends <a href="AbstractAppender.Builder.html" title="class in org.apache.logging.log4j.core.appender">AbstractAppender.Builder</a>&lt;<a href="AbstractAppender.Builder.html" title="type parameter in AbstractAppender.Builder">B</a>&gt;&gt;</code></div>
 <div class="col-last even-row-color">
 <div class="block">Subclasses can extend this abstract Builder.</div>
 </div>
 </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>
 </section>
 </li>
 <!-- =========== FIELD SUMMARY =========== -->
 <li>
 <section class="field-summary" id="field-summary">
 <h2>Field Summary</h2>
 <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.Appender">Fields inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></h3>
 <code><a href="../Appender.html#ELEMENT_TYPE">ELEMENT_TYPE</a>, <a href="../Appender.html#EMPTY_ARRAY">EMPTY_ARRAY</a></code></div>
 </section>
 </li>
 <!-- ======== CONSTRUCTOR SUMMARY ======== -->
 <li>
 <section class="constructor-summary" id="constructor-summary">
 <h2>Constructor Summary</h2>
 <div class="caption"><span>Constructors</span></div>
 <div class="summary-table three-column-summary">
 <div class="table-header col-first">Modifier</div>
 <div class="table-header col-second">Constructor</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color"><code>protected </code></div>
 <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout)" class="member-name-link">AbstractAppender</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;name,
  <a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a>&nbsp;filter,
  <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;&nbsp;layout)</code></div>
 <div class="col-last even-row-color">
 <div class="block"><span class="deprecated-label">Deprecated.</span>
 <div class="deprecation-comment">Use <a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean,org.apache.logging.log4j.core.config.Property%5B%5D)"><code>AbstractAppender(String, Filter, Layout, boolean, Property[])</code></a>.</div>
 </div>
 </div>
 <div class="col-first odd-row-color"><code>protected </code></div>
 <div class="col-constructor-name odd-row-color"><code><a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean)" class="member-name-link">AbstractAppender</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;name,
  <a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a>&nbsp;filter,
  <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;&nbsp;layout,
  boolean&nbsp;ignoreExceptions)</code></div>
 <div class="col-last odd-row-color">
 <div class="block"><span class="deprecated-label">Deprecated.</span>
 <div class="deprecation-comment">Use <a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean,org.apache.logging.log4j.core.config.Property%5B%5D)"><code>AbstractAppender(String, Filter, Layout, boolean, Property[])</code></a></div>
 </div>
 </div>
 <div class="col-first even-row-color"><code>protected </code></div>
 <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean,org.apache.logging.log4j.core.config.Property%5B%5D)" class="member-name-link">AbstractAppender</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;name,
  <a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a>&nbsp;filter,
  <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;&nbsp;layout,
  boolean&nbsp;ignoreExceptions,
  <a href="../config/Property.html" title="class in org.apache.logging.log4j.core.config">Property</a>[]&nbsp;properties)</code></div>
 <div class="col-last even-row-color">
 <div class="block">Constructor.</div>
 </div>
 </div>
 </section>
 </li>
 <!-- ========== METHOD SUMMARY =========== -->
 <li>
 <section class="method-summary" id="method-summary">
 <h2>Method Summary</h2>
 <div id="method-summary-table">
 <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>
 <div id="method-summary-table.tabpanel" role="tabpanel">
 <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-tab2 method-summary-table-tab4"><code>void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#error(java.lang.String)" class="member-name-link">error</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;msg)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Handle an error with a message using the <a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core"><code>ErrorHandler</code></a> configured for this Appender.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#error(java.lang.String,java.lang.Throwable)" class="member-name-link">error</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;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 odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Handle an error with a message and an exception using the <a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core"><code>ErrorHandler</code></a> configured for this Appender.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#error(java.lang.String,org.apache.logging.log4j.core.LogEvent,java.lang.Throwable)" class="member-name-link">error</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;msg,
  <a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a>&nbsp;event,
  <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">Handle an error with a message, exception, and a logging event, using the <a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core"><code>ErrorHandler</code></a> configured for
  this Appender.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getHandler()" class="member-name-link">getHandler</a>()</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Returns the ErrorHandler, if any.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getLayout()" class="member-name-link">getLayout</a>()</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Returns the Layout for the appender.</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="#getName()" class="member-name-link">getName</a>()</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Returns the name of the Appender.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#ignoreExceptions()" class="member-name-link">ignoreExceptions</a>()</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Some appenders need to propagate exceptions back to the application.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static int</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#parseInt(java.lang.String,int)" class="member-name-link">parseInt</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;s,
  int&nbsp;defaultValue)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#requiresLocation()" class="member-name-link">requiresLocation</a>()</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setHandler(org.apache.logging.log4j.core.ErrorHandler)" class="member-name-link">setHandler</a><wbr>(<a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</a>&nbsp;handler)</code></div>
 <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">The handler must be set before the appender is started.</div>
 </div>
 <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#toSerializable(org.apache.logging.log4j.core.LogEvent)" class="member-name-link">toSerializable</a><wbr>(<a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a>&nbsp;event)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Serializes the given event using the appender's layout if present.</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.AbstractFilterable">Methods inherited from class&nbsp;org.apache.logging.log4j.core.filter.<a href="../filter/AbstractFilterable.html" title="class in org.apache.logging.log4j.core.filter">AbstractFilterable</a></h3>
 <code><a href="../filter/AbstractFilterable.html#addFilter(org.apache.logging.log4j.core.Filter)">addFilter</a>, <a href="../filter/AbstractFilterable.html#getFilter()">getFilter</a>, <a href="../filter/AbstractFilterable.html#getPropertyArray()">getPropertyArray</a>, <a href="../filter/AbstractFilterable.html#hasFilter()">hasFilter</a>, <a href="../filter/AbstractFilterable.html#isFiltered(org.apache.logging.log4j.core.LogEvent)">isFiltered</a>, <a href="../filter/AbstractFilterable.html#removeFilter(org.apache.logging.log4j.core.Filter)">removeFilter</a>, <a href="../filter/AbstractFilterable.html#start()">start</a>, <a href="../filter/AbstractFilterable.html#stop(long,java.util.concurrent.TimeUnit)">stop</a>, <a href="../filter/AbstractFilterable.html#stop(long,java.util.concurrent.TimeUnit,boolean)">stop</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#equalsImpl(java.lang.Object)">equalsImpl</a>, <a href="../AbstractLifeCycle.html#getState()">getState</a>, <a href="../AbstractLifeCycle.html#getStatusLogger()">getStatusLogger</a>, <a href="../AbstractLifeCycle.html#hashCodeImpl()">hashCodeImpl</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#stop()">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.Appender">Methods inherited from interface&nbsp;org.apache.logging.log4j.core.<a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></h3>
 <code><a href="../Appender.html#append(org.apache.logging.log4j.core.LogEvent)">append</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">
 <!-- ========= CONSTRUCTOR DETAIL ======== -->
 <li>
 <section class="constructor-details" id="constructor-detail">
 <h2>Constructor Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="&lt;init&gt;(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout)">
 <h3>AbstractAppender</h3>
 <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a>
 </span><span class="modifiers">protected</span>&nbsp;<span class="element-name">AbstractAppender</span><wbr><span class="parameters">(<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;name,
  <a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a>&nbsp;filter,
  <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;&nbsp;layout)</span></div>
 <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span>
 <div class="deprecation-comment">Use <a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean,org.apache.logging.log4j.core.config.Property%5B%5D)"><code>AbstractAppender(String, Filter, Layout, boolean, Property[])</code></a>.</div>
 </div>
 <div class="block">Constructor that defaults to suppressing exceptions.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - The Appender name.</dd>
 <dd><code>filter</code> - The Filter to associate with the Appender.</dd>
 <dd><code>layout</code> - The layout to use to format the event.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="&lt;init&gt;(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean)">
 <h3>AbstractAppender</h3>
 <div class="member-signature"><span class="annotations"><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html" title="class or interface in java.lang" class="external-link">@Deprecated</a>
 </span><span class="modifiers">protected</span>&nbsp;<span class="element-name">AbstractAppender</span><wbr><span class="parameters">(<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;name,
  <a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a>&nbsp;filter,
  <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;&nbsp;layout,
  boolean&nbsp;ignoreExceptions)</span></div>
 <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span>
 <div class="deprecation-comment">Use <a href="#%3Cinit%3E(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean,org.apache.logging.log4j.core.config.Property%5B%5D)"><code>AbstractAppender(String, Filter, Layout, boolean, Property[])</code></a></div>
 </div>
 <div class="block">Constructor.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - The Appender name.</dd>
 <dd><code>filter</code> - The Filter to associate with the Appender.</dd>
 <dd><code>layout</code> - The layout to use to format the event.</dd>
 <dd><code>ignoreExceptions</code> - If true, exceptions will be logged and suppressed. If false errors will be logged and
             then passed to the application.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="&lt;init&gt;(java.lang.String,org.apache.logging.log4j.core.Filter,org.apache.logging.log4j.core.Layout,boolean,org.apache.logging.log4j.core.config.Property[])">
 <h3>AbstractAppender</h3>
 <div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name">AbstractAppender</span><wbr><span class="parameters">(<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;name,
  <a href="../Filter.html" title="interface in org.apache.logging.log4j.core">Filter</a>&nbsp;filter,
  <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;&nbsp;layout,
  boolean&nbsp;ignoreExceptions,
  <a href="../config/Property.html" title="class in org.apache.logging.log4j.core.config">Property</a>[]&nbsp;properties)</span></div>
 <div class="block">Constructor.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>name</code> - The Appender name.</dd>
 <dd><code>filter</code> - The Filter to associate with the Appender.</dd>
 <dd><code>layout</code> - The layout to use to format the event.</dd>
 <dd><code>ignoreExceptions</code> - If true, exceptions will be logged and suppressed. If false errors will be logged and
             then passed to the application.</dd>
 <dt>Since:</dt>
 <dd>2.11.2</dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 <!-- ============ METHOD DETAIL ========== -->
 <li>
 <section class="method-details" id="method-detail">
 <h2>Method Details</h2>
 <ul class="member-list">
 <li>
 <section class="detail" id="parseInt(java.lang.String,int)">
 <h3>parseInt</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">parseInt</span><wbr><span class="parameters">(<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;s,
  int&nbsp;defaultValue)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="requiresLocation()">
 <h3>requiresLocation</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">requiresLocation</span>()</div>
 <dl class="notes">
 <dt>Specified by:</dt>
 <dd><code><a href="../impl/LocationAware.html#requiresLocation()">requiresLocation</a></code>&nbsp;in interface&nbsp;<code><a href="../impl/LocationAware.html" title="interface in org.apache.logging.log4j.core.impl">LocationAware</a></code></dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="error(java.lang.String)">
 <h3>error</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">error</span><wbr><span class="parameters">(<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)</span></div>
 <div class="block">Handle an error with a message using the <a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core"><code>ErrorHandler</code></a> configured for this Appender.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>msg</code> - The message.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="error(java.lang.String,org.apache.logging.log4j.core.LogEvent,java.lang.Throwable)">
 <h3>error</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">error</span><wbr><span class="parameters">(<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="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a>&nbsp;event,
  <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">Handle an error with a message, exception, and a logging event, using the <a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core"><code>ErrorHandler</code></a> configured for
  this Appender.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>msg</code> - The message.</dd>
 <dd><code>event</code> - The LogEvent.</dd>
 <dd><code>t</code> - The Throwable.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="error(java.lang.String,java.lang.Throwable)">
 <h3>error</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">error</span><wbr><span class="parameters">(<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/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;t)</span></div>
 <div class="block">Handle an error with a message and an exception using the <a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core"><code>ErrorHandler</code></a> configured for this Appender.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>msg</code> - The message.</dd>
 <dd><code>t</code> - The Throwable.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getHandler()">
 <h3>getHandler</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</a></span>&nbsp;<span class="element-name">getHandler</span>()</div>
 <div class="block">Returns the ErrorHandler, if any.</div>
 <dl class="notes">
 <dt>Specified by:</dt>
 <dd><code><a href="../Appender.html#getHandler()">getHandler</a></code>&nbsp;in interface&nbsp;<code><a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></code></dd>
 <dt>Returns:</dt>
 <dd>The ErrorHandler.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getLayout()">
 <h3>getLayout</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a>&lt;? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a>&gt;</span>&nbsp;<span class="element-name">getLayout</span>()</div>
 <div class="block">Returns the Layout for the appender.</div>
 <dl class="notes">
 <dt>Specified by:</dt>
 <dd><code><a href="../Appender.html#getLayout()">getLayout</a></code>&nbsp;in interface&nbsp;<code><a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></code></dd>
 <dt>Returns:</dt>
 <dd>The Layout used to format the event.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="getName()">
 <h3>getName</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">getName</span>()</div>
 <div class="block">Returns the name of the Appender.</div>
 <dl class="notes">
 <dt>Specified by:</dt>
 <dd><code><a href="../Appender.html#getName()">getName</a></code>&nbsp;in interface&nbsp;<code><a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></code></dd>
 <dt>Returns:</dt>
 <dd>The name of the Appender.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="ignoreExceptions()">
 <h3>ignoreExceptions</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name">ignoreExceptions</span>()</div>
 <div class="block">Some appenders need to propagate exceptions back to the application. When <code>ignoreExceptions</code> is
  <code>false</code> the AppenderControl will allow the exception to percolate.</div>
 <dl class="notes">
 <dt>Specified by:</dt>
 <dd><code><a href="../Appender.html#ignoreExceptions()">ignoreExceptions</a></code>&nbsp;in interface&nbsp;<code><a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></code></dd>
 <dt>Returns:</dt>
 <dd><code>true</code> if exceptions will be logged but now thrown, <code>false</code> otherwise.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="setHandler(org.apache.logging.log4j.core.ErrorHandler)">
 <h3>setHandler</h3>
 <div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">setHandler</span><wbr><span class="parameters">(<a href="../ErrorHandler.html" title="interface in org.apache.logging.log4j.core">ErrorHandler</a>&nbsp;handler)</span></div>
 <div class="block">The handler must be set before the appender is started.</div>
 <dl class="notes">
 <dt>Specified by:</dt>
 <dd><code><a href="../Appender.html#setHandler(org.apache.logging.log4j.core.ErrorHandler)">setHandler</a></code>&nbsp;in interface&nbsp;<code><a href="../Appender.html" title="interface in org.apache.logging.log4j.core">Appender</a></code></dd>
 <dt>Parameters:</dt>
 <dd><code>handler</code> - The ErrorHandler to use.</dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="toSerializable(org.apache.logging.log4j.core.LogEvent)">
 <h3>toSerializable</h3>
 <div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a></span>&nbsp;<span class="element-name">toSerializable</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">Serializes the given event using the appender's layout if present.</div>
 <dl class="notes">
 <dt>Parameters:</dt>
 <dd><code>event</code> - the event to serialize.</dd>
 <dt>Returns:</dt>
 <dd>the serialized event or null if no layout is present.</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="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html#toString--" title="class or interface in java.lang" class="external-link">toString</a></code>&nbsp;in class&nbsp;<code><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></code></dd>
 </dl>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
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