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<meta name="description" content="declaration: module: openj9.dtfjview, package: com.ibm.jvm.dtfjview.heapdump.portable, class: PortableHeapDumpRecord">
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<meta name="keywords" content="ONE_BYTE_REF">
<meta name="keywords" content="TWO_BYTE_REF">
<meta name="keywords" content="FOUR_BYTE_REF">
<meta name="keywords" content="EIGHT_BYTE_REF">
<meta name="keywords" content="ADDRESS_SHIFT_SIZE">
<meta name="keywords" content="_baseAddress">
<meta name="keywords" content="_references">
<meta name="keywords" content="_referenceFieldSize">
<meta name="keywords" content="_gapPreceding">
<meta name="keywords" content="_gapSize">
<meta name="keywords" content="_numberOfReferences">
<meta name="keywords" content="sizeofReference()">
<meta name="keywords" content="getDifferenceReferences()">
<meta name="keywords" content="getAddressDifference()">
<meta name="keywords" content="writeReferences()">
<meta name="keywords" content="writeReference()">
<meta name="keywords" content="writeHeapDump()">
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<div class="about-language"><div style="margin-top: 9px;"><strong>OpenJ9 JDK 18</strong></div></div>
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<p>Summary:</p>
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<div class="sub-title"><span class="module-label-in-type">Module</span>&nbsp;<a href="../../../../../../module-summary.html">openj9.dtfjview</a></div>
<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">com.ibm.jvm.dtfjview.heapdump.portable</a></div>
<h1 title="Class PortableHeapDumpRecord" class="title">Class PortableHeapDumpRecord</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">java.lang.Object</a>
<div class="inheritance">com.ibm.jvm.dtfjview.heapdump.portable.PortableHeapDumpRecord</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="ClassRecord.html" title="class in com.ibm.jvm.dtfjview.heapdump.portable">ClassRecord</a></code>, <code><a href="LongPrimitiveArrayRecord.html" title="class in com.ibm.jvm.dtfjview.heapdump.portable">LongPrimitiveArrayRecord</a></code>, <code><a href="ObjectRecord.html" title="class in com.ibm.jvm.dtfjview.heapdump.portable">ObjectRecord</a></code>, <code><a href="PrimitiveArrayRecord.html" title="class in com.ibm.jvm.dtfjview.heapdump.portable">PrimitiveArrayRecord</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">PortableHeapDumpRecord</span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a></span></div>
<div class="block">Base class for all PHD records.
Contains logic common to relative-addressed entities with references</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- =========== 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 long</code></div>
<div class="col-second even-row-color"><code><a href="#_baseAddress" class="member-name-link">_baseAddress</a></code></div>
<div class="col-last even-row-color">
<div class="block">Address diff-addresses are based from</div>
</div>
<div class="col-first odd-row-color"><code>protected final long</code></div>
<div class="col-second odd-row-color"><code><a href="#_gapPreceding" class="member-name-link">_gapPreceding</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>protected final byte</code></div>
<div class="col-second even-row-color"><code><a href="#_gapSize" class="member-name-link">_gapSize</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected int</code></div>
<div class="col-second odd-row-color"><code><a href="#_numberOfReferences" class="member-name-link">_numberOfReferences</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>protected final byte</code></div>
<div class="col-second even-row-color"><code><a href="#_referenceFieldSize" class="member-name-link">_referenceFieldSize</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected final <a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a></code></div>
<div class="col-second odd-row-color"><code><a href="#_references" class="member-name-link">_references</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final int</code></div>
<div class="col-second even-row-color"><code><a href="#ADDRESS_SHIFT_SIZE" class="member-name-link">ADDRESS_SHIFT_SIZE</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>static final byte</code></div>
<div class="col-second odd-row-color"><code><a href="#EIGHT_BYTE_REF" class="member-name-link">EIGHT_BYTE_REF</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final byte</code></div>
<div class="col-second even-row-color"><code><a href="#FOUR_BYTE_REF" class="member-name-link">FOUR_BYTE_REF</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>static final byte</code></div>
<div class="col-second odd-row-color"><code><a href="#ONE_BYTE_REF" class="member-name-link">ONE_BYTE_REF</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final byte</code></div>
<div class="col-second even-row-color"><code><a href="#TWO_BYTE_REF" class="member-name-link">TWO_BYTE_REF</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
</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(long,long,com.ibm.jvm.dtfjview.heapdump.ReferenceIterator)" class="member-name-link">PortableHeapDumpRecord</a><wbr>(long&nbsp;address,
long&nbsp;previousAddress,
<a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a>&nbsp;references)</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-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract 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-tab1 method-summary-table-tab4"><code>protected static long</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getAddressDifference(long,long)" class="member-name-link">getAddressDifference</a><wbr>(long&nbsp;address,
long&nbsp;base)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 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>protected <a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getDifferenceReferences(com.ibm.jvm.dtfjview.heapdump.ReferenceIterator,long)" class="member-name-link">getDifferenceReferences</a><wbr>(<a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a>&nbsp;input,
long&nbsp;base)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>protected static byte</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#sizeofReference(long)" class="member-name-link">sizeofReference</a><wbr>(long&nbsp;reference)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#writeHeapDump(java.io.DataOutput)" class="member-name-link">writeHeapDump</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/DataOutput.html" title="class or interface in java.io" class="external-link" target="_blank">DataOutput</a>&nbsp;out)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#writeReference(java.io.DataOutput,byte,long)" class="member-name-link">writeReference</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/DataOutput.html" title="class or interface in java.io" class="external-link" target="_blank">DataOutput</a>&nbsp;dos,
byte&nbsp;size,
long&nbsp;reference)</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>protected final void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#writeReferences(java.io.DataOutput)" class="member-name-link">writeReferences</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/DataOutput.html" title="class or interface in java.io" class="external-link" target="_blank">DataOutput</a>&nbsp;out)</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 declared in class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link" target="_blank">clone</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link" target="_blank">equals</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link" target="_blank">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link" target="_blank">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link" target="_blank">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link" target="_blank">notify</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link" target="_blank">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link" target="_blank">toString</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link" target="_blank">wait</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="ONE_BYTE_REF">
<h3>ONE_BYTE_REF</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">ONE_BYTE_REF</span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../../../../constant-values.html#com.ibm.jvm.dtfjview.heapdump.portable.PortableHeapDumpRecord.ONE_BYTE_REF">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="TWO_BYTE_REF">
<h3>TWO_BYTE_REF</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">TWO_BYTE_REF</span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../../../../constant-values.html#com.ibm.jvm.dtfjview.heapdump.portable.PortableHeapDumpRecord.TWO_BYTE_REF">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="FOUR_BYTE_REF">
<h3>FOUR_BYTE_REF</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">FOUR_BYTE_REF</span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../../../../constant-values.html#com.ibm.jvm.dtfjview.heapdump.portable.PortableHeapDumpRecord.FOUR_BYTE_REF">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="EIGHT_BYTE_REF">
<h3>EIGHT_BYTE_REF</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">EIGHT_BYTE_REF</span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../../../../constant-values.html#com.ibm.jvm.dtfjview.heapdump.portable.PortableHeapDumpRecord.EIGHT_BYTE_REF">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="ADDRESS_SHIFT_SIZE">
<h3>ADDRESS_SHIFT_SIZE</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">ADDRESS_SHIFT_SIZE</span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../../../../constant-values.html#com.ibm.jvm.dtfjview.heapdump.portable.PortableHeapDumpRecord.ADDRESS_SHIFT_SIZE">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="_baseAddress">
<h3>_baseAddress</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name">_baseAddress</span></div>
<div class="block">Address diff-addresses are based from</div>
</section>
</li>
<li>
<section class="detail" id="_references">
<h3>_references</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type"><a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a></span>&nbsp;<span class="element-name">_references</span></div>
</section>
</li>
<li>
<section class="detail" id="_referenceFieldSize">
<h3>_referenceFieldSize</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">_referenceFieldSize</span></div>
</section>
</li>
<li>
<section class="detail" id="_gapPreceding">
<h3>_gapPreceding</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name">_gapPreceding</span></div>
</section>
</li>
<li>
<section class="detail" id="_gapSize">
<h3>_gapSize</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">_gapSize</span></div>
</section>
</li>
<li>
<section class="detail" id="_numberOfReferences">
<h3>_numberOfReferences</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">_numberOfReferences</span></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="&lt;init&gt;(long,long,com.ibm.jvm.dtfjview.heapdump.ReferenceIterator)">
<h3>PortableHeapDumpRecord</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name">PortableHeapDumpRecord</span><wbr><span class="parameters">(long&nbsp;address,
long&nbsp;previousAddress,
<a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a>&nbsp;references)</span></div>
<div class="block">Constructor</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>baseAddress</code> - The address to base the relative reference addresses from</dd>
<dd><code>references</code> - Iterator of regular (absolute) references</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="sizeofReference(long)">
<h3>sizeofReference</h3>
<div class="member-signature"><span class="modifiers">protected static</span>&nbsp;<span class="return-type">byte</span>&nbsp;<span class="element-name">sizeofReference</span><wbr><span class="parameters">(long&nbsp;reference)</span></div>
</section>
</li>
<li>
<section class="detail" id="getDifferenceReferences(com.ibm.jvm.dtfjview.heapdump.ReferenceIterator,long)">
<h3>getDifferenceReferences</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a></span>&nbsp;<span class="element-name">getDifferenceReferences</span><wbr><span class="parameters">(<a href="../ReferenceIterator.html" title="interface in com.ibm.jvm.dtfjview.heapdump">ReferenceIterator</a>&nbsp;input,
long&nbsp;base)</span></div>
</section>
</li>
<li>
<section class="detail" id="getAddressDifference(long,long)">
<h3>getAddressDifference</h3>
<div class="member-signature"><span class="modifiers">protected static</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name">getAddressDifference</span><wbr><span class="parameters">(long&nbsp;address,
long&nbsp;base)</span></div>
</section>
</li>
<li>
<section class="detail" id="writeReferences(java.io.DataOutput)">
<h3>writeReferences</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">writeReferences</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/DataOutput.html" title="class or interface in java.io" class="external-link" target="_blank">DataOutput</a>&nbsp;out)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="writeReference(java.io.DataOutput,byte,long)">
<h3>writeReference</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">writeReference</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/DataOutput.html" title="class or interface in java.io" class="external-link" target="_blank">DataOutput</a>&nbsp;dos,
byte&nbsp;size,
long&nbsp;reference)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="writeHeapDump(java.io.DataOutput)">
<h3>writeHeapDump</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">writeHeapDump</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/DataOutput.html" title="class or interface in java.io" class="external-link" target="_blank">DataOutput</a>&nbsp;out)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/18/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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