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<div class="sub-title"><span class="module-label-in-type">Module</span>&nbsp;<a href="../../../../../../../module-summary.html">org.apache.jena.arq</a></div>
<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.jena.sparql.engine.optimizer.reorder</a></div>
<h1 title="Class ReorderTransformationSubstitution" class="title">Class ReorderTransformationSubstitution</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance">org.apache.jena.sparql.engine.optimizer.reorder.ReorderTransformationSubstitution</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="ReorderTransformation.html" title="interface in org.apache.jena.sparql.engine.optimizer.reorder">ReorderTransformation</a></code></dd>
</dl>
<dl class="notes">
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="ReorderFixed.html" title="class in org.apache.jena.sparql.engine.optimizer.reorder">ReorderFixed</a></code>, <code><a href="ReorderFixedAlt.html" title="class in org.apache.jena.sparql.engine.optimizer.reorder">ReorderFixedAlt</a></code>, <code><a href="ReorderWeighted.html" title="class in org.apache.jena.sparql.engine.optimizer.reorder">ReorderWeighted</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">ReorderTransformationSubstitution</span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
implements <a href="ReorderTransformation.html" title="interface in org.apache.jena.sparql.engine.optimizer.reorder">ReorderTransformation</a></span></div>
<div class="block">Machinery.
This code implements the connectiveness assumed by execution based on substitution (index joins).
i.e. if <code>{ ?x :p ?v . ?x :q ?w }</code> then <code>?x</code> is <code>TERM</code>
at the second triple.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>static final org.slf4j.Logger</code></div>
<div class="col-second even-row-color"><code><a href="#log" class="member-name-link">log</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<li>
<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table 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()" class="member-name-link">ReorderTransformationSubstitution</a>()</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
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<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>final <a href="../../../core/BasicPattern.html" title="class in org.apache.jena.sparql.core">BasicPattern</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#reorder(org.apache.jena.sparql.core.BasicPattern)" class="member-name-link">reorder</a><wbr>(<a href="../../../core/BasicPattern.html" title="class in org.apache.jena.sparql.core">BasicPattern</a>&nbsp;pattern)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Return the reordered basic graph pattern.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>final <a href="ReorderProc.html" title="interface in org.apache.jena.sparql.engine.optimizer.reorder">ReorderProc</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#reorderIndexes(org.apache.jena.sparql.core.BasicPattern)" class="member-name-link">reorderIndexes</a><wbr>(<a href="../../../core/BasicPattern.html" title="class in org.apache.jena.sparql.core">BasicPattern</a>&nbsp;pattern)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Return the reordering function based on a basic graph pattern.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="log">
<h3>log</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">org.slf4j.Logger</span>&nbsp;<span class="element-name">log</span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;()">
<h3>ReorderTransformationSubstitution</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name">ReorderTransformationSubstitution</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="reorder(org.apache.jena.sparql.core.BasicPattern)">
<h3>reorder</h3>
<div class="member-signature"><span class="modifiers">public final</span>&nbsp;<span class="return-type"><a href="../../../core/BasicPattern.html" title="class in org.apache.jena.sparql.core">BasicPattern</a></span>&nbsp;<span class="element-name">reorder</span><wbr><span class="parameters">(<a href="../../../core/BasicPattern.html" title="class in org.apache.jena.sparql.core">BasicPattern</a>&nbsp;pattern)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="ReorderTransformation.html#reorder(org.apache.jena.sparql.core.BasicPattern)">ReorderTransformation</a></code></span></div>
<div class="block">Return the reordered basic graph pattern.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="ReorderTransformation.html#reorder(org.apache.jena.sparql.core.BasicPattern)">reorder</a></code>&nbsp;in interface&nbsp;<code><a href="ReorderTransformation.html" title="interface in org.apache.jena.sparql.engine.optimizer.reorder">ReorderTransformation</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="reorderIndexes(org.apache.jena.sparql.core.BasicPattern)">
<h3>reorderIndexes</h3>
<div class="member-signature"><span class="modifiers">public final</span>&nbsp;<span class="return-type"><a href="ReorderProc.html" title="interface in org.apache.jena.sparql.engine.optimizer.reorder">ReorderProc</a></span>&nbsp;<span class="element-name">reorderIndexes</span><wbr><span class="parameters">(<a href="../../../core/BasicPattern.html" title="class in org.apache.jena.sparql.core">BasicPattern</a>&nbsp;pattern)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="ReorderTransformation.html#reorderIndexes(org.apache.jena.sparql.core.BasicPattern)">ReorderTransformation</a></code></span></div>
<div class="block">Return the reordering function based on a basic graph pattern.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="ReorderTransformation.html#reorderIndexes(org.apache.jena.sparql.core.BasicPattern)">reorderIndexes</a></code>&nbsp;in interface&nbsp;<code><a href="ReorderTransformation.html" title="interface in org.apache.jena.sparql.engine.optimizer.reorder">ReorderTransformation</a></code></dd>
</dl>
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