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| <meta name="keywords" content="getName()"> |
| <meta name="keywords" content="getSuperclass()"> |
| <meta name="keywords" content="isArray()"> |
| <meta name="keywords" content="getLeafClass()"> |
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| <meta name="keywords" content="getInstanceSize()"> |
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| <meta name="keywords" content="getFirstElementOffset()"> |
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| <li>Summary: </li> |
| <li>Nested | </li> |
| <li><a href="#field-summary">Field</a> | </li> |
| <li><a href="#constructor-summary">Constr</a> | </li> |
| <li><a href="#method-summary">Method</a></li> |
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| <li>Detail: </li> |
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| <div class="sub-title"><span class="module-label-in-type">Module</span> <a href="../../../../../module-summary.html">openj9.dtfj</a></div> |
| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">com.ibm.dtfj.java.j9</a></div> |
| <h1 title="Class JavaArrayClass" class="title">Class JavaArrayClass</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" target="_blank">java.lang.Object</a> |
| <div class="inheritance"><a href="JavaAbstractClass.html" title="class in com.ibm.dtfj.java.j9">com.ibm.dtfj.java.j9.JavaAbstractClass</a> |
| <div class="inheritance">com.ibm.dtfj.java.j9.JavaArrayClass</div> |
| </div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">JavaArrayClass</span> |
| <span class="extends-implements">extends <a href="JavaAbstractClass.html" title="class in com.ibm.dtfj.java.j9">JavaAbstractClass</a></span></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="inherited-list"> |
| <h3 id="fields-inherited-from-class-com.ibm.dtfj.java.j9.JavaAbstractClass">Fields declared in class com.ibm.dtfj.java.j9.<a href="JavaAbstractClass.html" title="class in com.ibm.dtfj.java.j9">JavaAbstractClass</a></h3> |
| <code><a href="JavaAbstractClass.html#_classPointer">_classPointer</a>, <a href="JavaAbstractClass.html#_javaVM">_javaVM</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="fields-inherited-from-class-com.ibm.dtfj.java.JavaClass">Fields declared in interface com.ibm.dtfj.java.<a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></h3> |
| <code><a href="../JavaClass.html#MODIFIERS_UNAVAILABLE">MODIFIERS_UNAVAILABLE</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(com.ibm.dtfj.java.j9.JavaRuntime,com.ibm.dtfj.image.ImagePointer,int,int,int,int,int,long,int,long,com.ibm.dtfj.image.ImagePointer,int)" class="member-name-link">JavaArrayClass</a><wbr>(<a href="JavaRuntime.html" title="class in com.ibm.dtfj.java.j9">JavaRuntime</a> runtime, |
| <a href="../../image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a> pointer, |
| int modifiers, |
| int flagOffset, |
| int sizeOffset, |
| int bytesForSize, |
| int firstElementOffset, |
| long leafClassID, |
| int dimension, |
| long loaderID, |
| <a href="../../image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a> objectID, |
| int hashcodeSlot)</code></div> |
| <div class="col-last even-row-color"> </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>int</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getBytesPerElement(int)" class="member-name-link">getBytesPerElement</a><wbr>(int refFieldSize)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Looks up the class name of the child elements to determine the size of one element</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getComponentType()" class="member-name-link">getComponentType</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">For array classes, returns a JavaClass representing the component type of this array class.</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/util/Iterator.html" title="class or interface in java.util" class="external-link" target="_blank">Iterator</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getConstantPoolReferences()" class="member-name-link">getConstantPoolReferences</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Java classes may refer to other classes and to String objects via |
| the class's constant pool.</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" target="_blank">Iterator</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getDeclaredFields()" class="member-name-link">getDeclaredFields</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Get the set of fields declared in this class.</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/util/Iterator.html" title="class or interface in java.util" class="external-link" target="_blank">Iterator</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getDeclaredMethods()" class="member-name-link">getDeclaredMethods</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Get the set of methods declared in this class.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getFirstElementOffset()" class="member-name-link">getFirstElementOffset</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>long</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getInstanceSize()" class="member-name-link">getInstanceSize</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 size in bytes of an instance of this class on the heap.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getInstanceSize(com.ibm.dtfj.java.JavaObject)" class="member-name-link">getInstanceSize</a><wbr>(<a href="../JavaObject.html" title="interface in com.ibm.dtfj.java">JavaObject</a> instance)</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="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getLeafClass()" class="member-name-link">getLeafClass</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </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" target="_blank">String</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getName()" class="member-name-link">getName</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Get the name of the class.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNumberOfSizeBytes()" class="member-name-link">getNumberOfSizeBytes</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </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" target="_blank">Iterator</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getReferences()" class="member-name-link">getReferences</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Get the set of references from this class.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>int</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getSizeOffset()" class="member-name-link">getSizeOffset</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getSuperclass()" class="member-name-link">getSuperclass</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Get the immediate superclass of this class.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isArray()" class="member-name-link">isArray</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Is this an array class ?</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-com.ibm.dtfj.java.j9.JavaAbstractClass">Methods declared in class com.ibm.dtfj.java.j9.<a href="JavaAbstractClass.html" title="class in com.ibm.dtfj.java.j9">JavaAbstractClass</a></h3> |
| <code><a href="JavaAbstractClass.html#addClassLoaderReference(java.util.Collection)">addClassLoaderReference</a>, <a href="JavaAbstractClass.html#addClassObjectReference(java.util.Collection)">addClassObjectReference</a>, <a href="JavaAbstractClass.html#addInterfaceName(java.lang.String)">addInterfaceName</a>, <a href="JavaAbstractClass.html#addSuperclassReference(java.util.Collection)">addSuperclassReference</a>, <a href="JavaAbstractClass.html#equals(java.lang.Object)">equals</a>, <a href="JavaAbstractClass.html#getClassLoader()">getClassLoader</a>, <a href="JavaAbstractClass.html#getHashcodeSlotSize()">getHashcodeSlotSize</a>, <a href="JavaAbstractClass.html#getID()">getID</a>, <a href="JavaAbstractClass.html#getInterfaces()">getInterfaces</a>, <a href="JavaAbstractClass.html#getModifiers()">getModifiers</a>, <a href="JavaAbstractClass.html#getObject()">getObject</a>, <a href="JavaAbstractClass.html#getProtectionDomain()">getProtectionDomain</a>, <a href="JavaAbstractClass.html#hashCode()">hashCode</a>, <a href="JavaAbstractClass.html#readFlagsFromInstance(com.ibm.dtfj.java.JavaObject)">readFlagsFromInstance</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods declared in class 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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" target="_blank">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" 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="<init>(com.ibm.dtfj.java.j9.JavaRuntime,com.ibm.dtfj.image.ImagePointer,int,int,int,int,int,long,int,long,com.ibm.dtfj.image.ImagePointer,int)"> |
| <h3>JavaArrayClass</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="element-name">JavaArrayClass</span><wbr><span class="parameters">(<a href="JavaRuntime.html" title="class in com.ibm.dtfj.java.j9">JavaRuntime</a> runtime, |
| <a href="../../image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a> pointer, |
| int modifiers, |
| int flagOffset, |
| int sizeOffset, |
| int bytesForSize, |
| int firstElementOffset, |
| long leafClassID, |
| int dimension, |
| long loaderID, |
| <a href="../../image/ImagePointer.html" title="interface in com.ibm.dtfj.image">ImagePointer</a> objectID, |
| int hashcodeSlot)</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="getName()"> |
| <h3>getName</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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" target="_blank">String</a></span> <span class="element-name">getName</span>() |
| throws <span class="exceptions"><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getName()">JavaClass</a></code></span></div> |
| <div class="block">Get the name of the class.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>the name of the class in the form: "full/package/class$innerclass"</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getSuperclass()"> |
| <h3>getSuperclass</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></span> <span class="element-name">getSuperclass</span>() |
| throws <span class="exceptions"><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getSuperclass()">JavaClass</a></code></span></div> |
| <div class="block">Get the immediate superclass of this class.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>the immediate superclass of this class, or null if this |
| class has no superclass. For interfaces, Object, primitive types |
| and void null is always returned.</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="isArray()"> |
| <h3>isArray</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">boolean</span> <span class="element-name">isArray</span>() |
| throws <span class="exceptions"><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#isArray()">JavaClass</a></code></span></div> |
| <div class="block">Is this an array class ?</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>true if this class is an array class</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getLeafClass()"> |
| <h3>getLeafClass</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></span> <span class="element-name">getLeafClass</span>()</div> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getComponentType()"> |
| <h3>getComponentType</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="../JavaClass.html" title="interface in com.ibm.dtfj.java">JavaClass</a></span> <span class="element-name">getComponentType</span>() |
| throws <span class="exceptions"><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getComponentType()">JavaClass</a></code></span></div> |
| <div class="block">For array classes, returns a JavaClass representing the component type of this array class.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>a JavaClass representing the component type of this array class</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getDeclaredFields()"> |
| <h3>getDeclaredFields</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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" target="_blank">Iterator</a></span> <span class="element-name">getDeclaredFields</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getDeclaredFields()">JavaClass</a></code></span></div> |
| <div class="block">Get the set of fields declared in this class.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>an iterator over the collection of fields declared |
| in this class.</dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../JavaField.html" title="interface in com.ibm.dtfj.java"><code>JavaField</code></a></li> |
| <li><a href="../../image/CorruptData.html" title="interface in com.ibm.dtfj.image"><code>CorruptData</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getDeclaredMethods()"> |
| <h3>getDeclaredMethods</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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" target="_blank">Iterator</a></span> <span class="element-name">getDeclaredMethods</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getDeclaredMethods()">JavaClass</a></code></span></div> |
| <div class="block">Get the set of methods declared in this class.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>an iterator over the collection of methods declared |
| in this class.</dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../JavaMethod.html" title="interface in com.ibm.dtfj.java"><code>JavaMethod</code></a></li> |
| <li><a href="../../image/CorruptData.html" title="interface in com.ibm.dtfj.image"><code>CorruptData</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getConstantPoolReferences()"> |
| <h3>getConstantPoolReferences</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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" target="_blank">Iterator</a></span> <span class="element-name">getConstantPoolReferences</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getConstantPoolReferences()">JavaClass</a></code></span></div> |
| <div class="block">Java classes may refer to other classes and to String objects via |
| the class's constant pool. These references are followed by the |
| garbage collector, forming edges on the graph of reachable objects. |
| This getConstantPoolReferences() may be used to determine which |
| objects are referred to by the receiver's constant pool. |
| <p> |
| Although Java VMs typically permit only Class and String |
| objects in the constant pool, some esoteric or future virtual |
| machines may permit other types of objects to occur in the constant |
| pool. This API imposes no restrictions on the types of JavaObjects |
| which might be included in the Iterator. |
| <p> |
| No assumption should be made about the order in which constant |
| pool references are returned. |
| <p> |
| Classes may also refer to objects through static variables. |
| These may be found with the getDeclaredFields() API. Objects |
| referenced by static variables are not returned by |
| getConstantPoolReferences() unless the object is also referenced |
| by the constant pool.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>an iterator over the collection of JavaObjects which |
| are referred to by the constant pool of this class</dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../JavaObject.html" title="interface in com.ibm.dtfj.java"><code>JavaObject</code></a></li> |
| <li><a href="../../image/CorruptData.html" title="interface in com.ibm.dtfj.image"><code>CorruptData</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getInstanceSize(com.ibm.dtfj.java.JavaObject)"> |
| <h3>getInstanceSize</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">getInstanceSize</span><wbr><span class="parameters">(<a href="../JavaObject.html" title="interface in com.ibm.dtfj.java">JavaObject</a> instance)</span></div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="JavaAbstractClass.html#getInstanceSize(com.ibm.dtfj.java.JavaObject)">getInstanceSize</a></code> in class <code><a href="JavaAbstractClass.html" title="class in com.ibm.dtfj.java.j9">JavaAbstractClass</a></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>instance</code> - The instance is needed for array types to calculate the size of a per-instance basis</dd> |
| <dt>Returns:</dt> |
| <dd>The size, in bytes, of an instance of this class (required for iterating the heap)</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getBytesPerElement(int)"> |
| <h3>getBytesPerElement</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">getBytesPerElement</span><wbr><span class="parameters">(int refFieldSize)</span> |
| throws <span class="exceptions"><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></span></div> |
| <div class="block">Looks up the class name of the child elements to determine the size of one element</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>refFieldSize</code> - The size of reference fields (fj9object_t) in the heap of the object instance we are sizing</dd> |
| <dt>Returns:</dt> |
| <dd>The size of one element, in bytes</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getFirstElementOffset()"> |
| <h3>getFirstElementOffset</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">getFirstElementOffset</span>()</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getSizeOffset()"> |
| <h3>getSizeOffset</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">getSizeOffset</span>()</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>The offset into an array where the length (in elements) is found</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getNumberOfSizeBytes()"> |
| <h3>getNumberOfSizeBytes</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">int</span> <span class="element-name">getNumberOfSizeBytes</span>()</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>The number of bytes to read from the object header as the size field</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getReferences()"> |
| <h3>getReferences</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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" target="_blank">Iterator</a></span> <span class="element-name">getReferences</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getReferences()">JavaClass</a></code></span></div> |
| <div class="block">Get the set of references from this class.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>an iterator of JavaReferences</dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../JavaReference.html" title="interface in com.ibm.dtfj.java"><code>JavaReference</code></a></li> |
| <li><a href="../../image/CorruptData.html" title="interface in com.ibm.dtfj.image"><code>CorruptData</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="getInstanceSize()"> |
| <h3>getInstanceSize</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name">getInstanceSize</span>() |
| throws <span class="exceptions"><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../JavaClass.html#getInstanceSize()">JavaClass</a></code></span></div> |
| <div class="block">Returns the size in bytes of an instance of this class on the heap. |
| <p> |
| The call is only meaningful for a non-array JavaClass, where all instances of the |
| class are of the same size. If this method is called on a JavaArrayClass, where instances |
| can be of different sizes, an UnsupportedOperationException will be thrown. |
| DataUnavailable can be thrown if no value is available: for example when |
| DTFJ is examining a javacore, where the instance size for a class is not recorded.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>size in bytes of an instance</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="../../image/CorruptDataException.html" title="class in com.ibm.dtfj.image">CorruptDataException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
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