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<div class="sub-title"><span class="module-label-in-type">Module</span>&nbsp;<a href="../../../../../module-summary.html">openj9.dtfj</a></div>
<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">com.ibm.j9ddr.vm29.pointer</a></div>
<h1 title="Class StructurePointer" class="title">Class StructurePointer</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/16/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"><a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">com.ibm.j9ddr.vm29.j9.DataType</a>
<div class="inheritance"><a href="AbstractPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">com.ibm.j9ddr.vm29.pointer.AbstractPointer</a>
<div class="inheritance">com.ibm.j9ddr.vm29.pointer.StructurePointer</div>
</div>
</div>
</div>
<section class="description">
<hr>
<div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">StructurePointer</span>
<span class="extends-implements">extends <a href="AbstractPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">AbstractPointer</a></span></div>
<div class="block">Root of the hierarchy for VM C structures.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ======== NESTED CLASS SUMMARY ======== -->
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<section class="nested-class-summary" id="nested.class.summary">
<h2>Nested Class Summary</h2>
<div class="caption"><span>Nested Classes</span></div>
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<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><span class="member-name-link"><a href="StructurePointer.StructureField.html" title="class in com.ibm.j9ddr.vm29.pointer">StructurePointer.StructureField</a></span></code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
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<!-- =========== FIELD SUMMARY =========== -->
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<section class="field-summary" id="field.summary">
<h2>Field Summary</h2>
<div class="inherited-list">
<h3 id="fields.inherited.from.class.com.ibm.j9ddr.vm29.pointer.AbstractPointer">Fields declared in class&nbsp;com.ibm.j9ddr.vm29.pointer.<a href="AbstractPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">AbstractPointer</a></h3>
<code><a href="AbstractPointer.html#address">address</a></code></div>
<div class="inherited-list">
<h3 id="fields.inherited.from.class.com.ibm.j9ddr.vm29.j9.DataType">Fields declared in class&nbsp;com.ibm.j9ddr.vm29.j9.<a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">DataType</a></h3>
<code><a href="../j9/DataType.html#BITFIELD_FORMAT">BITFIELD_FORMAT</a>, <a href="../j9/DataType.html#pointerPackageName">pointerPackageName</a>, <a href="../j9/DataType.html#process">process</a>, <a href="../j9/DataType.html#SIZEOF_BOOL">SIZEOF_BOOL</a>, <a href="../j9/DataType.html#structurePackageName">structurePackageName</a></code></div>
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<section class="constructor-summary" id="constructor.summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
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<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><span class="member-name-link"><a href="#%3Cinit%3E(long)">StructurePointer</a></span>&#8203;(long&nbsp;address)</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
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<!-- ========== METHOD SUMMARY =========== -->
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<section class="method-summary" id="method.summary">
<h2>Method Summary</h2>
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<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
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<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">DataType</a></code></div>
<div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#at(long)">at</a></span>&#8203;(long&nbsp;count)</code></div>
<div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">DataType</a></code></div>
<div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#at(com.ibm.j9ddr.vm29.types.Scalar)">at</a></span>&#8203;(<a href="../types/Scalar.html" title="class in com.ibm.j9ddr.vm29.types">Scalar</a>&nbsp;count)</code></div>
<div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><a href="StructurePointer.html" title="class in com.ibm.j9ddr.vm29.pointer">StructurePointer</a></code></div>
<div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#getAsRuntimeType()">getAsRuntimeType</a></span>()</code></div>
<div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>protected <a href="../types/I32.html" title="class in com.ibm.j9ddr.vm29.types">I32</a></code></div>
<div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#getI32Bitfield(int,int)">getI32Bitfield</a></span>&#8203;(int&nbsp;s,
int&nbsp;b)</code></div>
<div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>protected int</code></div>
<div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#getStartingBit(int,int)">getStartingBit</a></span>&#8203;(int&nbsp;s,
int&nbsp;b)</code></div>
<div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><a href="StructurePointer.StructureField.html" title="class in com.ibm.j9ddr.vm29.pointer">StructurePointer.StructureField</a>[]</code></div>
<div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#getStructureFields()">getStructureFields</a></span>()</code></div>
<div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>protected <a href="../types/U32.html" title="class in com.ibm.j9ddr.vm29.types">U32</a></code></div>
<div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#getU32Bitfield(int,int)">getU32Bitfield</a></span>&#8203;(int&nbsp;s,
int&nbsp;b)</code></div>
<div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>long</code></div>
<div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#nonNullFieldEA(long)">nonNullFieldEA</a></span>&#8203;(long&nbsp;offset)</code></div>
<div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table">&nbsp;</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods.inherited.from.class.com.ibm.j9ddr.vm29.pointer.AbstractPointer">Methods declared in class&nbsp;com.ibm.j9ddr.vm29.pointer.<a href="AbstractPointer.html" title="class in com.ibm.j9ddr.vm29.pointer">AbstractPointer</a></h3>
<code><a href="AbstractPointer.html#add(long)">add</a>, <a href="AbstractPointer.html#add(com.ibm.j9ddr.vm29.types.Scalar)">add</a>, <a href="AbstractPointer.html#addOffset(long)">addOffset</a>, <a href="AbstractPointer.html#addOffset(com.ibm.j9ddr.vm29.types.Scalar)">addOffset</a>, <a href="AbstractPointer.html#allBitsIn(long)">allBitsIn</a>, <a href="AbstractPointer.html#anyBitsIn(long)">anyBitsIn</a>, <a href="AbstractPointer.html#compare(com.ibm.j9ddr.vm29.pointer.AbstractPointer)">compare</a>, <a href="AbstractPointer.html#eq(java.lang.Object)">eq</a>, <a href="AbstractPointer.html#formatFullInteractive()">formatFullInteractive</a>, <a href="AbstractPointer.html#getAddress()">getAddress</a>, <a href="AbstractPointer.html#getAddressSpace()">getAddressSpace</a>, <a href="AbstractPointer.html#getBaseCharAtOffset(long)">getBaseCharAtOffset</a>, <a href="AbstractPointer.html#getBoolAtOffset(long)">getBoolAtOffset</a>, <a href="AbstractPointer.html#getByteAtOffset(long)">getByteAtOffset</a>, <a href="AbstractPointer.html#getBytesAtOffset(long,byte%5B%5D)">getBytesAtOffset</a>, <a href="AbstractPointer.html#getDoubleAtOffset(long)">getDoubleAtOffset</a>, <a href="AbstractPointer.html#getFloatAtOffset(long)">getFloatAtOffset</a>, <a href="AbstractPointer.html#getHexAddress()">getHexAddress</a>, <a href="AbstractPointer.html#getHexValue()">getHexValue</a>, <a href="AbstractPointer.html#getIDATAAtOffset(long)">getIDATAAtOffset</a>, <a href="AbstractPointer.html#getIntAtOffset(long)">getIntAtOffset</a>, <a href="AbstractPointer.html#getLongAtOffset(long)">getLongAtOffset</a>, <a href="AbstractPointer.html#getObjectClassAtOffset(long)">getObjectClassAtOffset</a>, <a href="AbstractPointer.html#getObjectMonitorAtOffset(long)">getObjectMonitorAtOffset</a>, <a href="AbstractPointer.html#getObjectReferenceAtOffset(long)">getObjectReferenceAtOffset</a>, <a href="AbstractPointer.html#getPointerAtOffset(long)">getPointerAtOffset</a>, <a href="AbstractPointer.html#getShortAtOffset(long)">getShortAtOffset</a>, <a href="AbstractPointer.html#getTargetName()">getTargetName</a>, <a href="AbstractPointer.html#getUDATAAtOffset(long)">getUDATAAtOffset</a>, <a href="AbstractPointer.html#gt(com.ibm.j9ddr.vm29.pointer.AbstractPointer)">gt</a>, <a href="AbstractPointer.html#gte(com.ibm.j9ddr.vm29.pointer.AbstractPointer)">gte</a>, <a href="AbstractPointer.html#hexAt(long)">hexAt</a>, <a href="AbstractPointer.html#hexAt(com.ibm.j9ddr.vm29.types.Scalar)">hexAt</a>, <a href="AbstractPointer.html#isNull()">isNull</a>, <a href="AbstractPointer.html#longValue()">longValue</a>, <a href="AbstractPointer.html#lt(com.ibm.j9ddr.vm29.pointer.AbstractPointer)">lt</a>, <a href="AbstractPointer.html#lte(com.ibm.j9ddr.vm29.pointer.AbstractPointer)">lte</a>, <a href="AbstractPointer.html#nonNullAddress()">nonNullAddress</a>, <a href="AbstractPointer.html#notNull()">notNull</a>, <a href="AbstractPointer.html#reportClassCacheStats()">reportClassCacheStats</a>, <a href="AbstractPointer.html#sizeOfBaseType()">sizeOfBaseType</a>, <a href="AbstractPointer.html#sub(long)">sub</a>, <a href="AbstractPointer.html#sub(com.ibm.j9ddr.vm29.pointer.AbstractPointer)">sub</a>, <a href="AbstractPointer.html#sub(com.ibm.j9ddr.vm29.types.Scalar)">sub</a>, <a href="AbstractPointer.html#subOffset(long)">subOffset</a>, <a href="AbstractPointer.html#subOffset(com.ibm.j9ddr.vm29.types.Scalar)">subOffset</a>, <a href="AbstractPointer.html#untag()">untag</a>, <a href="AbstractPointer.html#untag(long)">untag</a></code></div>
<div class="inherited-list">
<h3 id="methods.inherited.from.class.com.ibm.j9ddr.vm29.j9.DataType">Methods declared in class&nbsp;com.ibm.j9ddr.vm29.j9.<a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">DataType</a></h3>
<code><a href="../j9/DataType.html#formatShortInteractive()">formatShortInteractive</a>, <a href="../j9/DataType.html#getJ9RASPointer()">getJ9RASPointer</a>, <a href="../j9/DataType.html#getPointerPackageName()">getPointerPackageName</a>, <a href="../j9/DataType.html#getProcess()">getProcess</a>, <a href="../j9/DataType.html#getStructure(java.lang.Class,long)">getStructure</a>, <a href="../j9/DataType.html#getStructure(java.lang.String,long)">getStructure</a>, <a href="../j9/DataType.html#getStructure(java.lang.String,com.ibm.j9ddr.vm29.types.UDATA)">getStructure</a>, <a href="../j9/DataType.html#getStructurePackageName()">getStructurePackageName</a>, <a href="../j9/DataType.html#init(com.ibm.j9ddr.corereaders.memory.IProcess,com.ibm.j9ddr.StructureReader)">init</a>, <a href="../j9/DataType.html#setJ9RASPointer(com.ibm.j9ddr.vm29.pointer.generated.J9RASPointer)">setJ9RASPointer</a></code></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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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">
<!-- ========= 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)">
<h3>StructurePointer</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name">StructurePointer</span>&#8203;<span class="parameters">(long&nbsp;address)</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="nonNullFieldEA(long)">
<h3>nonNullFieldEA</h3>
<div class="member-signature"><span class="modifiers">public final</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name">nonNullFieldEA</span>&#8203;<span class="parameters">(long&nbsp;offset)</span>
throws <span class="exceptions"><a href="../../NullPointerDereference.html" title="class in com.ibm.j9ddr">NullPointerDereference</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="../../NullPointerDereference.html" title="class in com.ibm.j9ddr">NullPointerDereference</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="at(long)">
<h3>at</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">DataType</a></span>&nbsp;<span class="element-name">at</span>&#8203;<span class="parameters">(long&nbsp;count)</span></div>
</section>
</li>
<li>
<section class="detail" id="at(com.ibm.j9ddr.vm29.types.Scalar)">
<h3>at</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="../j9/DataType.html" title="class in com.ibm.j9ddr.vm29.j9">DataType</a></span>&nbsp;<span class="element-name">at</span>&#8203;<span class="parameters">(<a href="../types/Scalar.html" title="class in com.ibm.j9ddr.vm29.types">Scalar</a>&nbsp;count)</span></div>
</section>
</li>
<li>
<section class="detail" id="getStartingBit(int,int)">
<h3>getStartingBit</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name">getStartingBit</span>&#8203;<span class="parameters">(int&nbsp;s,
int&nbsp;b)</span></div>
</section>
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<li>
<section class="detail" id="getU32Bitfield(int,int)">
<h3>getU32Bitfield</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../types/U32.html" title="class in com.ibm.j9ddr.vm29.types">U32</a></span>&nbsp;<span class="element-name">getU32Bitfield</span>&#8203;<span class="parameters">(int&nbsp;s,
int&nbsp;b)</span>
throws <span class="exceptions"><a href="../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd>
</dl>
</section>
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<li>
<section class="detail" id="getI32Bitfield(int,int)">
<h3>getI32Bitfield</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../types/I32.html" title="class in com.ibm.j9ddr.vm29.types">I32</a></span>&nbsp;<span class="element-name">getI32Bitfield</span>&#8203;<span class="parameters">(int&nbsp;s,
int&nbsp;b)</span>
throws <span class="exceptions"><a href="../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="../../CorruptDataException.html" title="class in com.ibm.j9ddr">CorruptDataException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getAsRuntimeType()">
<h3>getAsRuntimeType</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="StructurePointer.html" title="class in com.ibm.j9ddr.vm29.pointer">StructurePointer</a></span>&nbsp;<span class="element-name">getAsRuntimeType</span>()</div>
</section>
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<li>
<section class="detail" id="getStructureFields()">
<h3>getStructureFields</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="StructurePointer.StructureField.html" title="class in com.ibm.j9ddr.vm29.pointer">StructurePointer.StructureField</a>[]</span>&nbsp;<span class="element-name">getStructureFields</span>()</div>
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