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| <ul class="sub-nav-list"> |
| <li>Summary: </li> |
| <li><a href="#nested-class-summary">Nested</a> | </li> |
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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.logging.log4j.core.layout</a></div> |
| <h1 title="Class AbstractLayout" class="title">Class AbstractLayout<T 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>></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">org.apache.logging.log4j.core.layout.AbstractLayout<T></div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>Type Parameters:</dt> |
| <dd><code>T</code> - The Class that the Layout will format the LogEvent into.</dd> |
| </dl> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a><T></code>, <code><a href="Encoder.html" title="interface in org.apache.logging.log4j.core.layout">Encoder</a><<a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a>></code></dd> |
| </dl> |
| <dl class="notes"> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="AbstractStringLayout.html" title="class in org.apache.logging.log4j.core.layout">AbstractStringLayout</a></code>, <code><a href="MessageLayout.html" title="class in org.apache.logging.log4j.core.layout">MessageLayout</a></code>, <code><a href="SerializedLayout.html" title="class in org.apache.logging.log4j.core.layout">SerializedLayout</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">AbstractLayout<T 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>></span> |
| <span class="extends-implements">extends <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> |
| implements <a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a><T></span></div> |
| <div class="block">Abstract base class for Layouts.</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 </code></div> |
| <div class="col-second even-row-color"><code><a href="AbstractLayout.Builder.html" class="type-name-link" title="class in org.apache.logging.log4j.core.layout">AbstractLayout.Builder</a><<a href="AbstractLayout.Builder.html" title="type parameter in AbstractLayout.Builder">B</a> extends <a href="AbstractLayout.Builder.html" title="class in org.apache.logging.log4j.core.layout">AbstractLayout.Builder</a><<a href="AbstractLayout.Builder.html" title="type parameter in AbstractLayout.Builder">B</a>>></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Subclasses can extend this abstract Builder.</div> |
| </div> |
| </div> |
| </section> |
| </li> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field-summary"> |
| <h2>Field Summary</h2> |
| <div class="caption"><span>Fields</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">Field</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>protected final <a href="../config/Configuration.html" title="interface in org.apache.logging.log4j.core.config">Configuration</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#configuration" class="member-name-link">configuration</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">The current Configuration.</div> |
| </div> |
| <div class="col-first odd-row-color"><code>protected long</code></div> |
| <div class="col-second odd-row-color"><code><a href="#eventCount" class="member-name-link">eventCount</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">The number of events successfully processed by this layout.</div> |
| </div> |
| <div class="col-first even-row-color"><code>protected final byte[]</code></div> |
| <div class="col-second even-row-color"><code><a href="#footer" class="member-name-link">footer</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">The footer to add when the stream is closed.</div> |
| </div> |
| <div class="col-first odd-row-color"><code>protected final byte[]</code></div> |
| <div class="col-second odd-row-color"><code><a href="#header" class="member-name-link">header</a></code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">The header to include when the stream is opened.</div> |
| </div> |
| <div class="col-first even-row-color"><code>protected static final <a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Logger.html" title="class or interface in org.apache.logging.log4j" class="external-link">Logger</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#LOGGER" class="member-name-link">LOGGER</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Allow subclasses access to the status logger without creating another instance.</div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="fields-inherited-from-class-org.apache.logging.log4j.core.Layout">Fields inherited from interface org.apache.logging.log4j.core.<a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a></h3> |
| <code><a href="../Layout.html#ELEMENT_TYPE">ELEMENT_TYPE</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 two-column-summary"> |
| <div class="table-header col-first">Constructor</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(byte%5B%5D,byte%5B%5D)" class="member-name-link">AbstractLayout</a><wbr>(byte[] header, |
| byte[] footer)</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(org.apache.logging.log4j.core.config.Configuration,byte%5B%5D,byte%5B%5D)"><code>AbstractLayout(Configuration, byte[], byte[])</code></a></div> |
| </div> |
| </div> |
| <div class="col-constructor-name odd-row-color"><code><a href="#%3Cinit%3E(org.apache.logging.log4j.core.config.Configuration,byte%5B%5D,byte%5B%5D)" class="member-name-link">AbstractLayout</a><wbr>(<a href="../config/Configuration.html" title="interface in org.apache.logging.log4j.core.config">Configuration</a> configuration, |
| byte[] header, |
| byte[] footer)</code></div> |
| <div class="col-last odd-row-color"> |
| <div class="block">Constructs a layout with an optional header and footer.</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-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="#encode(org.apache.logging.log4j.core.LogEvent,org.apache.logging.log4j.core.layout.ByteBufferDestination)" class="member-name-link">encode</a><wbr>(<a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a> event, |
| <a href="ByteBufferDestination.html" title="interface in org.apache.logging.log4j.core.layout">ByteBufferDestination</a> destination)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Encodes the specified source LogEvent to some binary representation and writes the result to the specified |
| destination.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../config/Configuration.html" title="interface in org.apache.logging.log4j.core.config">Configuration</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getConfiguration()" class="member-name-link">getConfiguration</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-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/util/Map.html" title="class or interface in java.util" class="external-link">Map</a><<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>,<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>></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getContentFormat()" class="member-name-link">getContentFormat</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 a description of the content format.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>byte[]</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getFooter()" class="member-name-link">getFooter</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 footer, if one is available.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>byte[]</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getHeader()" class="member-name-link">getHeader</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 header, if one is available.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#markEvent()" class="member-name-link">markEvent</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class 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#toString--" title="class or interface in java.lang" class="external-link">toString</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.Layout">Methods inherited from interface org.apache.logging.log4j.core.<a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a></h3> |
| <code><a href="../Layout.html#getContentType()">getContentType</a>, <a href="../Layout.html#toByteArray(org.apache.logging.log4j.core.LogEvent)">toByteArray</a>, <a href="../Layout.html#toSerializable(org.apache.logging.log4j.core.LogEvent)">toSerializable</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li> |
| <section class="field-details" id="field-detail"> |
| <h2>Field Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="LOGGER"> |
| <h3>LOGGER</h3> |
| <div class="member-signature"><span class="modifiers">protected static final</span> <span class="return-type"><a href="https://logging.apache.org/log4j/2.x/apidocs/org/apache/logging/log4j/Logger.html" title="class or interface in org.apache.logging.log4j" class="external-link">Logger</a></span> <span class="element-name">LOGGER</span></div> |
| <div class="block">Allow subclasses access to the status logger without creating another instance.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="configuration"> |
| <h3>configuration</h3> |
| <div class="member-signature"><span class="modifiers">protected final</span> <span class="return-type"><a href="../config/Configuration.html" title="interface in org.apache.logging.log4j.core.config">Configuration</a></span> <span class="element-name">configuration</span></div> |
| <div class="block">The current Configuration.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="eventCount"> |
| <h3>eventCount</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type">long</span> <span class="element-name">eventCount</span></div> |
| <div class="block">The number of events successfully processed by this layout.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="footer"> |
| <h3>footer</h3> |
| <div class="member-signature"><span class="modifiers">protected final</span> <span class="return-type">byte[]</span> <span class="element-name">footer</span></div> |
| <div class="block">The footer to add when the stream is closed. May be null.</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="header"> |
| <h3>header</h3> |
| <div class="member-signature"><span class="modifiers">protected final</span> <span class="return-type">byte[]</span> <span class="element-name">header</span></div> |
| <div class="block">The header to include when the stream is opened. May be null.</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li> |
| <section class="constructor-details" id="constructor-detail"> |
| <h2>Constructor Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="<init>(byte[],byte[])"> |
| <h3>AbstractLayout</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">public</span> <span class="element-name">AbstractLayout</span><wbr><span class="parameters">(byte[] header, |
| byte[] footer)</span></div> |
| <div class="deprecation-block"><span class="deprecated-label">Deprecated.</span> |
| <div class="deprecation-comment">Use <a href="#%3Cinit%3E(org.apache.logging.log4j.core.config.Configuration,byte%5B%5D,byte%5B%5D)"><code>AbstractLayout(Configuration, byte[], byte[])</code></a></div> |
| </div> |
| <div class="block">Constructs a layout with an optional header and footer.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>header</code> - The header to include when the stream is opened. May be null.</dd> |
| <dd><code>footer</code> - The footer to add when the stream is closed. May be null.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="<init>(org.apache.logging.log4j.core.config.Configuration,byte[],byte[])"> |
| <h3>AbstractLayout</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="element-name">AbstractLayout</span><wbr><span class="parameters">(<a href="../config/Configuration.html" title="interface in org.apache.logging.log4j.core.config">Configuration</a> configuration, |
| byte[] header, |
| byte[] footer)</span></div> |
| <div class="block">Constructs a layout with an optional header and footer.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>configuration</code> - The configuration. May be null.</dd> |
| <dd><code>header</code> - The header to include when the stream is opened. May be null.</dd> |
| <dd><code>footer</code> - The footer to add when the stream is closed. May be null.</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="getConfiguration()"> |
| <h3>getConfiguration</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="../config/Configuration.html" title="interface in org.apache.logging.log4j.core.config">Configuration</a></span> <span class="element-name">getConfiguration</span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getContentFormat()"> |
| <h3>getContentFormat</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a><<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>,<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>></span> <span class="element-name">getContentFormat</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../Layout.html#getContentFormat()">Layout</a></code></span></div> |
| <div class="block">Returns a description of the content format.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Layout.html#getContentFormat()">getContentFormat</a></code> in interface <code><a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a><<a href="AbstractLayout.html" title="type parameter in AbstractLayout">T</a> 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>></code></dd> |
| <dt>Returns:</dt> |
| <dd>a Map of key/value pairs describing the Layout-specific content format, or an empty Map if no content |
| format descriptors are specified.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getFooter()"> |
| <h3>getFooter</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">byte[]</span> <span class="element-name">getFooter</span>()</div> |
| <div class="block">Returns the footer, if one is available.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Layout.html#getFooter()">getFooter</a></code> in interface <code><a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a><<a href="AbstractLayout.html" title="type parameter in AbstractLayout">T</a> 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>></code></dd> |
| <dt>Returns:</dt> |
| <dd>A byte array containing the footer.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getHeader()"> |
| <h3>getHeader</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">byte[]</span> <span class="element-name">getHeader</span>()</div> |
| <div class="block">Returns the header, if one is available.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Layout.html#getHeader()">getHeader</a></code> in interface <code><a href="../Layout.html" title="interface in org.apache.logging.log4j.core">Layout</a><<a href="AbstractLayout.html" title="type parameter in AbstractLayout">T</a> 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>></code></dd> |
| <dt>Returns:</dt> |
| <dd>A byte array containing the header.</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="markEvent()"> |
| <h3>markEvent</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type">void</span> <span class="element-name">markEvent</span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="encode(org.apache.logging.log4j.core.LogEvent,org.apache.logging.log4j.core.layout.ByteBufferDestination)"> |
| <h3>encode</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">encode</span><wbr><span class="parameters">(<a href="../LogEvent.html" title="interface in org.apache.logging.log4j.core">LogEvent</a> event, |
| <a href="ByteBufferDestination.html" title="interface in org.apache.logging.log4j.core.layout">ByteBufferDestination</a> destination)</span></div> |
| <div class="block">Encodes the specified source LogEvent to some binary representation and writes the result to the specified |
| destination. |
| <p> |
| The default implementation of this method delegates to the <a href="../Layout.html#toByteArray(org.apache.logging.log4j.core.LogEvent)"><code>Layout.toByteArray(LogEvent)</code></a> method which allocates |
| temporary objects. |
| </p><p> |
| Subclasses can override this method to provide a garbage-free implementation. For text-based layouts, |
| <code>AbstractStringLayout</code> provides various convenience methods to help with this: |
| </p> |
| <pre> @Plugin(name = "MyLayout", category = Node.CATEGORY, elementType = Layout.ELEMENT_TYPE, printObject = true) |
| public final class MyLayout extends AbstractStringLayout { |
| @Override |
| public void encode(LogEvent event, ByteBufferDestination destination) { |
| StringBuilder text = getStringBuilder(); |
| convertLogEventToText(event, text); |
| getStringBuilderEncoder().encode(text, destination); |
| } |
| |
| private void convertLogEventToText(LogEvent event, StringBuilder destination) { |
| ... // append a text representation of the log event to the StringBuilder |
| } |
| } |
| </pre></div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="Encoder.html#encode(T,org.apache.logging.log4j.core.layout.ByteBufferDestination)">encode</a></code> in interface <code><a href="Encoder.html" title="interface in org.apache.logging.log4j.core.layout">Encoder</a><<a href="AbstractLayout.html" title="type parameter in AbstractLayout">T</a> 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>></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>event</code> - the LogEvent to encode.</dd> |
| <dd><code>destination</code> - holds the ByteBuffer to write into.</dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list-long"> |
| <li><a href="AbstractStringLayout.html#getStringBuilder()"><code>AbstractStringLayout.getStringBuilder()</code></a></li> |
| <li><a href="AbstractStringLayout.html#getStringBuilderEncoder()"><code>AbstractStringLayout.getStringBuilderEncoder()</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= END OF CLASS DATA ========= --> |
| </main> |
| <footer role="contentinfo"> |
| <hr> |
| <p class="legal-copy"><small><p align="center"> Copyright © 1999-2024 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All Rights Reserved.<br/> Apache Logging, Apache Log4j, Log4j, Apache, the Apache feather logo, the Apache Logging project logo, and the Apache Log4j logo are trademarks of The Apache Software Foundation. </p></small></p> |
| </footer> |
| </div> |
| </div> |
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| </html> |