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<h2 title="Class StructureReader" class="title">Class StructureReader</h2>
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<li><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">java.lang.Object</a></li>
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<li>com.ibm.j9ddr.StructureReader</li>
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<pre>public class <span class="typeNameLabel">StructureReader</span>
extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">Object</a></pre>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Class</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="StructureReader.ConstantDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.ConstantDescriptor</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="StructureReader.FieldDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.FieldDescriptor</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="StructureReader.PackageNameType.html" title="enum in com.ibm.j9ddr">StructureReader.PackageNameType</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="StructureReader.StructureDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.StructureDescriptor</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
<th class="colLast" scope="col">Description</th>
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<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#BIT_FIELD_CELL_SIZE">BIT_FIELD_CELL_SIZE</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static byte</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#BIT_FIELD_FORMAT_BIG_ENDIAN">BIT_FIELD_FORMAT_BIG_ENDIAN</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static byte</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#BIT_FIELD_FORMAT_LITTLE_ENDIAN">BIT_FIELD_FORMAT_LITTLE_ENDIAN</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#DDR_VERSIONED_PACKAGE_PREFIX">DDR_VERSIONED_PACKAGE_PREFIX</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#J9_STRUCTURES_EYECATCHER">J9_STRUCTURES_EYECATCHER</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Class.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">Class</a>&lt;?&gt;[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#STRUCTURE_CONSTRUCTOR_SIGNATURE">STRUCTURE_CONSTRUCTOR_SIGNATURE</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#VERSION">VERSION</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<h3>Constructor Summary</h3>
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<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.io.InputStream)">StructureReader</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">InputStream</a>&nbsp;in)</code></th>
<td class="colLast">
<div class="block">Read a stream in the J9DDRStructStore superset format.</div>
</td>
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<tr class="rowColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(javax.imageio.stream.ImageInputStream)">StructureReader</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/imageio/stream/ImageInputStream.html?is-external=true" title="class or interface in javax.imageio.stream" class="externalLink" target="_blank">ImageInputStream</a>&nbsp;in)</code></th>
<td class="colLast">
<div class="block">Initialize this reader from the supplied data.</div>
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<h3>Method Summary</h3>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
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<tr id="i0" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addCompatibilityConstants(java.io.InputStream)">addCompatibilityConstants</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">InputStream</a>&nbsp;inputStream)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addStructures(javax.imageio.stream.ImageInputStream)">addStructures</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/imageio/stream/ImageInputStream.html?is-external=true" title="class or interface in javax.imageio.stream" class="externalLink" target="_blank">ImageInputStream</a>&nbsp;ddrStream)</code></th>
<td class="colLast">
<div class="block">Add to the existing set of structures already contained in this reader.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBasePackage()">getBasePackage</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>byte</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBitFieldFormat()">getBitFieldFormat</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getBuildFlagValue(java.lang.String,java.lang.String,boolean)">getBuildFlagValue</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;constantName,
boolean&nbsp;defaultValue)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">List</a>&lt;<a href="StructureReader.ConstantDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.ConstantDescriptor</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getConstants(java.lang.String)">getConstants</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getConstantValue(java.lang.String,java.lang.String,long)">getConstantValue</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;constantName,
long&nbsp;defaultValue)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">List</a>&lt;<a href="StructureReader.FieldDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.FieldDescriptor</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getFields(java.lang.String)">getFields</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName)</code></th>
<td class="colLast">
<div class="block">Get a map of the fields for a particular structure and their offsets.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="StructureHeader.html" title="class in com.ibm.j9ddr">StructureHeader</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getHeader()">getHeader</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPackageName(com.ibm.j9ddr.StructureReader.PackageNameType)">getPackageName</a></span>&#8203;(<a href="StructureReader.PackageNameType.html" title="enum in com.ibm.j9ddr">StructureReader.PackageNameType</a>&nbsp;type)</code></th>
<td class="colLast">
<div class="block">Get the package name that should be used including the version information</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>long</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPackageVersion()">getPackageVersion</a></span>()</code></th>
<td class="colLast">
<div class="block">Get the package version number, derived from fields of DDRAlgorithmVersions in the blob.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>byte[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPointerClassBytes(java.lang.String)">getPointerClassBytes</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;binaryName)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>byte</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSizeOfBool()">getSizeOfBool</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>byte</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSizeOfUDATA()">getSizeOfUDATA</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>byte[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStructureClassBytes(java.lang.String)">getStructureClassBytes</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;binaryName)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">Set</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStructureNames()">getStructureNames</a></span>()</code></th>
<td class="colLast">
<div class="block">Get a list of the structures defined by this reader</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">Collection</a>&lt;<a href="StructureReader.StructureDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.StructureDescriptor</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStructures()">getStructures</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getStructureSizeOf(java.lang.String)">getStructureSizeOf</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i18" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasStructure(java.lang.String)">hasStructure</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;name)</code></th>
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<div class="block">Test to see if a structure has been read in and hence available</div>
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<td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>,&#8203;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#loadAliasMap(long)">loadAliasMap</a></span>&#8203;(long&nbsp;version)</code></th>
<td class="colLast">&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#loadAuxFieldInfo(java.io.InputStream)">loadAuxFieldInfo</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">InputStream</a>&nbsp;stream)</code></th>
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<td class="colFirst"><code>static <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#simplifyType(java.lang.String)">simplifyType</a></span>&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;type)</code></th>
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<code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink" target="_blank">clone</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink" target="_blank">equals</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink" target="_blank">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink" target="_blank">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink" target="_blank">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink" target="_blank">notify</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink" target="_blank">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink" target="_blank">toString</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink" target="_blank">wait</a></code></li>
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<pre>public static final&nbsp;int VERSION</pre>
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<pre>public static final&nbsp;int J9_STRUCTURES_EYECATCHER</pre>
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<pre>public static final&nbsp;byte BIT_FIELD_FORMAT_LITTLE_ENDIAN</pre>
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<pre>public static final&nbsp;byte BIT_FIELD_FORMAT_BIG_ENDIAN</pre>
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<pre>public static final&nbsp;int BIT_FIELD_CELL_SIZE</pre>
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<pre>public static final&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a> DDR_VERSIONED_PACKAGE_PREFIX</pre>
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<pre>public&nbsp;StructureReader&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/imageio/stream/ImageInputStream.html?is-external=true" title="class or interface in javax.imageio.stream" class="externalLink" target="_blank">ImageInputStream</a>&nbsp;in)
throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></pre>
<div class="block">Initialize this reader from the supplied data.
The ImageInputStream must be validated and already be positioned to point to
the first byte of the DDR Structure Data. The ByteOrder of the ImageInputStream
will be adjusted to match the file being read. (The DDR Structure data is written
in the ByteOrder of the platform that created the core file.)</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></code></dd>
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<pre>public&nbsp;StructureReader&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">InputStream</a>&nbsp;in)
throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></pre>
<div class="block">Read a stream in the J9DDRStructStore superset format.</div>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></code></dd>
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<pre class="methodSignature">public&nbsp;<a href="StructureHeader.html" title="class in com.ibm.j9ddr">StructureHeader</a>&nbsp;getHeader()</pre>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;getBasePackage()</pre>
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<pre class="methodSignature">public&nbsp;long&nbsp;getPackageVersion()</pre>
<div class="block">Get the package version number, derived from fields of DDRAlgorithmVersions in the blob.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the package version number</dd>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;getPackageName&#8203;(<a href="StructureReader.PackageNameType.html" title="enum in com.ibm.j9ddr">StructureReader.PackageNameType</a>&nbsp;type)</pre>
<div class="block">Get the package name that should be used including the version information</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>type</code> - </dd>
<dt><span class="returnLabel">Returns:</span></dt>
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<pre class="methodSignature">public&nbsp;void&nbsp;addCompatibilityConstants&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/InputStream.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">InputStream</a>&nbsp;inputStream)
throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></code></dd>
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<pre class="methodSignature">public static&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">Map</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>,&#8203;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&gt;&nbsp;loadAliasMap&#8203;(long&nbsp;version)
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<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></code></dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></code></dd>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">Set</a>&lt;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&gt;&nbsp;getStructureNames()</pre>
<div class="block">Get a list of the structures defined by this reader</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>Set interface for the structure names</dd>
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<pre class="methodSignature">public&nbsp;boolean&nbsp;hasStructure&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;name)</pre>
<div class="block">Test to see if a structure has been read in and hence available</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>name</code> - name of the structure to look for</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>true if the structure exists, false if not</dd>
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<pre class="methodSignature">public&nbsp;int&nbsp;getStructureSizeOf&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName)</pre>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">Collection</a>&lt;<a href="StructureReader.StructureDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.StructureDescriptor</a>&gt;&nbsp;getStructures()</pre>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">List</a>&lt;<a href="StructureReader.FieldDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.FieldDescriptor</a>&gt;&nbsp;getFields&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName)</pre>
<div class="block">Get a map of the fields for a particular structure and their offsets.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>structureName</code> - name of the structure</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>map of the fields as FieldName, Offset pair</dd>
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<pre class="methodSignature">public&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink" target="_blank">List</a>&lt;<a href="StructureReader.ConstantDescriptor.html" title="class in com.ibm.j9ddr">StructureReader.ConstantDescriptor</a>&gt;&nbsp;getConstants&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName)</pre>
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<pre class="methodSignature">public&nbsp;void&nbsp;addStructures&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/imageio/stream/ImageInputStream.html?is-external=true" title="class or interface in javax.imageio.stream" class="externalLink" target="_blank">ImageInputStream</a>&nbsp;ddrStream)
throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></pre>
<div class="block">Add to the existing set of structures already contained in this reader. Note that
this will replace any definitions already contained within the reader.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ddrStream</code> - stream to add the structures from</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/IOException.html?is-external=true" title="class or interface in java.io" class="externalLink" target="_blank">IOException</a></code></dd>
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<pre class="methodSignature">public&nbsp;byte[]&nbsp;getStructureClassBytes&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;binaryName)
throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/ClassNotFoundException.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">ClassNotFoundException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/ClassNotFoundException.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">ClassNotFoundException</a></code></dd>
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<pre class="methodSignature">public&nbsp;byte[]&nbsp;getPointerClassBytes&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;binaryName)
throws <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/ClassNotFoundException.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">ClassNotFoundException</a></pre>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/ClassNotFoundException.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">ClassNotFoundException</a></code></dd>
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<h4>getConstantValue</h4>
<pre class="methodSignature">public&nbsp;long&nbsp;getConstantValue&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;constantName,
long&nbsp;defaultValue)</pre>
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<pre class="methodSignature">public&nbsp;boolean&nbsp;getBuildFlagValue&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;structureName,
<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;constantName,
boolean&nbsp;defaultValue)</pre>
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<pre class="methodSignature">public&nbsp;byte&nbsp;getSizeOfBool()</pre>
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<pre class="methodSignature">public&nbsp;byte&nbsp;getSizeOfUDATA()</pre>
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<pre class="methodSignature">public&nbsp;byte&nbsp;getBitFieldFormat()</pre>
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<pre class="methodSignature">public static&nbsp;<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;simplifyType&#8203;(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink" target="_blank">String</a>&nbsp;type)</pre>
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