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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.message</a></div>
<h1 title="Class StructuredDataCollectionMessage" class="title">Class StructuredDataCollectionMessage</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/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.message.StructuredDataCollectionMessage</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;</code>, <code><a href="Message.html" title="interface in org.apache.logging.log4j.message">Message</a></code>, <code><a href="MessageCollectionMessage.html" title="interface in org.apache.logging.log4j.message">MessageCollectionMessage</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;</code>, <code><a href="../util/StringBuilderFormattable.html" title="interface in org.apache.logging.log4j.util">StringBuilderFormattable</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">StructuredDataCollectionMessage</span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
implements <a href="../util/StringBuilderFormattable.html" title="interface in org.apache.logging.log4j.util">StringBuilderFormattable</a>, <a href="MessageCollectionMessage.html" title="interface in org.apache.logging.log4j.message">MessageCollectionMessage</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;</span></div>
<div class="block">A collection of StructuredDataMessages.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ======== 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(java.util.List)" class="member-name-link">StructuredDataCollectionMessage</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;&nbsp;messages)</code></div>
<div class="col-last even-row-color">&nbsp;</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="#formatTo(java.lang.StringBuilder)" class="member-name-link">formatTo</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/StringBuilder.html" title="class or interface in java.lang" class="external-link">StringBuilder</a>&nbsp;buffer)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Writes a text representation of this object into the specified <code>StringBuilder</code>, ideally without allocating
temporary objects.</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/en/java/javase/17/docs/api/java.base/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="#getFormat()" class="member-name-link">getFormat</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Gets the format portion of the Message.</div>
</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/en/java/javase/17/docs/api/java.base/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="#getFormattedMessage()" class="member-name-link">getFormattedMessage</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Gets the Message formatted as a String.</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/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>[]</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getParameters()" class="member-name-link">getParameters</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Gets parameter values, 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="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getThrowable()" class="member-name-link">getThrowable</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Gets the throwable, if any.</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/en/java/javase/17/docs/api/java.base/java/util/Iterator.html" title="class or interface in java.util" class="external-link">Iterator</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#iterator()" class="member-name-link">iterator</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-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/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/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/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-java.lang.Iterable">Methods inherited from interface&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html#forEach(java.util.function.Consumer)" title="class or interface in java.lang" class="external-link">forEach</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html#spliterator()" title="class or interface in java.lang" class="external-link">spliterator</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.util.List)">
<h3>StructuredDataCollectionMessage</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name">StructuredDataCollectionMessage</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;&nbsp;messages)</span></div>
</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="iterator()">
<h3>iterator</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Iterator.html" title="class or interface in java.util" class="external-link">Iterator</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;</span>&nbsp;<span class="element-name">iterator</span>()</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html#iterator()" title="class or interface in java.lang" class="external-link">iterator</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="StructuredDataMessage.html" title="class in org.apache.logging.log4j.message">StructuredDataMessage</a>&gt;</code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getFormattedMessage()">
<h3>getFormattedMessage</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getFormattedMessage</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="Message.html#getFormattedMessage()">Message</a></code></span></div>
<div class="block">Gets the Message formatted as a String. Each Message implementation determines the
appropriate way to format the data encapsulated in the Message. Messages that provide
more than one way of formatting the Message will implement MultiformatMessage.
<p>
When configured to log asynchronously, this method is called before the Message is queued, unless this
message implements <a href="ReusableMessage.html" title="interface in org.apache.logging.log4j.message"><code>ReusableMessage</code></a> or is annotated with <a href="AsynchronouslyFormattable.html" title="annotation interface in org.apache.logging.log4j.message"><code>AsynchronouslyFormattable</code></a>.
This gives the Message implementation class a chance to create a formatted message String with the current value
of any mutable objects.
The intention is that the Message implementation caches this formatted message and returns it on subsequent
calls. (See <a href="https://issues.apache.org/jira/browse/LOG4J2-763">LOG4J2-763</a>.)
</p>
<p>
When logging synchronously, this method will not be called for Messages that implement the
<a href="../util/StringBuilderFormattable.html" title="interface in org.apache.logging.log4j.util"><code>StringBuilderFormattable</code></a> interface: instead, the
<a href="../util/StringBuilderFormattable.html#formatTo(java.lang.StringBuilder)"><code>formatTo(StringBuilder)</code></a> method will be called so the
Message can format its contents without creating intermediate String objects.
</p></div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="Message.html#getFormattedMessage()">getFormattedMessage</a></code>&nbsp;in interface&nbsp;<code><a href="Message.html" title="interface in org.apache.logging.log4j.message">Message</a></code></dd>
<dt>Returns:</dt>
<dd>The message String.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getFormat()">
<h3>getFormat</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name">getFormat</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="Message.html#getFormat()">Message</a></code></span></div>
<div class="block">Gets the format portion of the Message. This may be an implementation-specific template string
for interpolating the message parameters.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="Message.html#getFormat()">getFormat</a></code>&nbsp;in interface&nbsp;<code><a href="Message.html" title="interface in org.apache.logging.log4j.message">Message</a></code></dd>
<dt>Returns:</dt>
<dd>The message format. Some implementations, such as ParameterizedMessage, will use this as
the message "pattern". Other Messages may simply return an empty String.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="formatTo(java.lang.StringBuilder)">
<h3>formatTo</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">formatTo</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/StringBuilder.html" title="class or interface in java.lang" class="external-link">StringBuilder</a>&nbsp;buffer)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="../util/StringBuilderFormattable.html#formatTo(java.lang.StringBuilder)">StringBuilderFormattable</a></code></span></div>
<div class="block">Writes a text representation of this object into the specified <code>StringBuilder</code>, ideally without allocating
temporary objects.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="../util/StringBuilderFormattable.html#formatTo(java.lang.StringBuilder)">formatTo</a></code>&nbsp;in interface&nbsp;<code><a href="../util/StringBuilderFormattable.html" title="interface in org.apache.logging.log4j.util">StringBuilderFormattable</a></code></dd>
<dt>Parameters:</dt>
<dd><code>buffer</code> - the StringBuilder to write into</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getParameters()">
<h3>getParameters</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>[]</span>&nbsp;<span class="element-name">getParameters</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="Message.html#getParameters()">Message</a></code></span></div>
<div class="block">Gets parameter values, if any.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="Message.html#getParameters()">getParameters</a></code>&nbsp;in interface&nbsp;<code><a href="Message.html" title="interface in org.apache.logging.log4j.message">Message</a></code></dd>
<dt>Returns:</dt>
<dd>An array of parameter values or null.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getThrowable()">
<h3>getThrowable</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a></span>&nbsp;<span class="element-name">getThrowable</span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="Message.html#getThrowable()">Message</a></code></span></div>
<div class="block">Gets the throwable, if any.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="Message.html#getThrowable()">getThrowable</a></code>&nbsp;in interface&nbsp;<code><a href="Message.html" title="interface in org.apache.logging.log4j.message">Message</a></code></dd>
<dt>Returns:</dt>
<dd>the throwable or null.</dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
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