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| <div class="aboutLanguage"><b>Apache Calcite</b></div> |
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| <li>Summary: </li> |
| <li>Nested | </li> |
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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.linq4j.tree</a></div> |
| <h1 title="Class OptimizeShuttle" class="title">Class OptimizeShuttle</h1> |
| </div> |
| <div class="contentContainer"> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a> |
| <div class="inheritance"><a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">org.apache.calcite.linq4j.tree.Shuttle</a> |
| <div class="inheritance">org.apache.calcite.linq4j.tree.OptimizeShuttle</div> |
| </div> |
| </div> |
| <section class="description"> |
| <hr> |
| <pre>public class <span class="typeNameLabel">OptimizeShuttle</span> |
| extends <a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></pre> |
| <div class="block">Shuttle that optimizes expressions. |
| |
| <p>The optimizations are essential, not mere tweaks. Without |
| optimization, expressions such as <code>false == null</code> will be left in, |
| which are invalid to Janino (because it does not automatically box |
| primitives).</div> |
| </section> |
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| <!-- =========== FIELD SUMMARY =========== --> |
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| <section class="fieldSummary"><a id="field.summary"> |
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| <h2>Field Summary</h2> |
| <div class="memberSummary"> |
| <table> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Field</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="MemberExpression.html" title="class in org.apache.calcite.linq4j.tree">MemberExpression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#BOXED_FALSE_EXPR">BOXED_FALSE_EXPR</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="MemberExpression.html" title="class in org.apache.calcite.linq4j.tree">MemberExpression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#BOXED_TRUE_EXPR">BOXED_TRUE_EXPR</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="Statement.html" title="class in org.apache.calcite.linq4j.tree">Statement</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#EMPTY_STATEMENT">EMPTY_STATEMENT</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="ConstantExpression.html" title="class in org.apache.calcite.linq4j.tree">ConstantExpression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#FALSE_EXPR">FALSE_EXPR</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="ConstantExpression.html" title="class in org.apache.calcite.linq4j.tree">ConstantExpression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#TRUE_EXPR">TRUE_EXPR</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <li class="blockList"> |
| <section class="constructorSummary"><a id="constructor.summary"> |
| <!-- --> |
| </a> |
| <h2>Constructor Summary</h2> |
| <div class="memberSummary"> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">OptimizeShuttle</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
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| <section class="methodSummary"><a id="method.summary"> |
| <!-- --> |
| </a> |
| <h2>Method Summary</h2> |
| <div class="memberSummary"> |
| <div role="tablist" aria-orientation="horizontal"><button role="tab" aria-selected="true" aria-controls="memberSummary_tabpanel" tabindex="0" onkeydown="switchTab(event)" id="t0" class="activeTableTab">All Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t2" class="tableTab" onclick="show(2);">Instance Methods</button><button role="tab" aria-selected="false" aria-controls="memberSummary_tabpanel" tabindex="-1" onkeydown="switchTab(event)" id="t4" class="tableTab" onclick="show(8);">Concrete Methods</button></div> |
| <div id="memberSummary_tabpanel" role="tabpanel"> |
| <table aria-labelledby="t0"> |
| <thead> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="altColor" id="i0"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isKnownNotNull(org.apache.calcite.linq4j.tree.Expression)">isKnownNotNull</a></span>​(<a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns whether an expression always returns a non-null result.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <td class="colFirst"><code><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.calcite.linq4j.tree.BinaryExpression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression)">visit</a></span>​(<a href="BinaryExpression.html" title="class in org.apache.calcite.linq4j.tree">BinaryExpression</a> binary, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression0, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression1)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code><a href="Statement.html" title="class in org.apache.calcite.linq4j.tree">Statement</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.calcite.linq4j.tree.ConditionalStatement,java.util.List)">visit</a></span>​(<a href="ConditionalStatement.html" title="class in org.apache.calcite.linq4j.tree">ConditionalStatement</a> conditionalStatement, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Node.html" title="interface in org.apache.calcite.linq4j.tree">Node</a>> list)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.calcite.linq4j.tree.MethodCallExpression,org.apache.calcite.linq4j.tree.Expression,java.util.List)">visit</a></span>​(<a href="MethodCallExpression.html" title="class in org.apache.calcite.linq4j.tree">MethodCallExpression</a> methodCallExpression, |
| @Nullable <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> targetExpression, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a>> expressions)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor" id="i4"> |
| <td class="colFirst"><code><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.calcite.linq4j.tree.TernaryExpression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression)">visit</a></span>​(<a href="TernaryExpression.html" title="class in org.apache.calcite.linq4j.tree">TernaryExpression</a> ternary, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression0, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression1, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression2)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor" id="i5"> |
| <td class="colFirst"><code><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visit(org.apache.calcite.linq4j.tree.UnaryExpression,org.apache.calcite.linq4j.tree.Expression)">visit</a></span>​(<a href="UnaryExpression.html" title="class in org.apache.calcite.linq4j.tree">UnaryExpression</a> unaryExpression, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class org.apache.calcite.linq4j.tree.<a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></h3> |
| <a id="methods.inherited.from.class.org.apache.calcite.linq4j.tree.Shuttle"> |
| <!-- --> |
| </a><code><a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.BinaryExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.BlockStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.ClassDeclaration)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.ConditionalStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.ConstructorDeclaration)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.DeclarationStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.FieldDeclaration)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.ForEachStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.ForStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.FunctionExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.GotoStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.IndexExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.MemberExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.MethodCallExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.MethodDeclaration)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.NewArrayExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.NewExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.TernaryExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.ThrowStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.TryStatement)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.TypeBinaryExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.UnaryExpression)">preVisit</a>, <a href="Shuttle.html#preVisit(org.apache.calcite.linq4j.tree.WhileStatement)">preVisit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.BlockStatement,java.util.List)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ClassDeclaration,java.util.List)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ConstantExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ConstructorDeclaration,org.apache.calcite.linq4j.tree.BlockStatement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.DeclarationStatement,org.apache.calcite.linq4j.tree.Expression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.DefaultExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.DynamicExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.FieldDeclaration,org.apache.calcite.linq4j.tree.Expression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ForEachStatement,org.apache.calcite.linq4j.tree.ParameterExpression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Statement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ForStatement,java.util.List,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Statement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.FunctionExpression,org.apache.calcite.linq4j.tree.BlockStatement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.GotoStatement,org.apache.calcite.linq4j.tree.Expression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.IndexExpression,org.apache.calcite.linq4j.tree.Expression,java.util.List)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.InvocationExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.LabelStatement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.LambdaExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ListInitExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.MemberExpression,org.apache.calcite.linq4j.tree.Expression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.MemberInitExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.MethodDeclaration,org.apache.calcite.linq4j.tree.BlockStatement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.NewArrayExpression,int,org.apache.calcite.linq4j.tree.Expression,java.util.List)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.NewExpression,java.util.List,java.util.List)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ParameterExpression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.SwitchStatement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ThrowStatement,org.apache.calcite.linq4j.tree.Expression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.TryStatement,org.apache.calcite.linq4j.tree.Statement,java.util.List,org.apache.calcite.linq4j.tree.Statement)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.TypeBinaryExpression,org.apache.calcite.linq4j.tree.Expression)">visit</a>, <a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.WhileStatement,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Statement)">visit</a></code></div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
| <a id="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a><code><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li class="blockList"> |
| <section class="fieldDetails"><a id="field.detail"> |
| <!-- --> |
| </a> |
| <h2>Field Details</h2> |
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| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></span> <span class="memberName">visit</span>​(<span class="arguments"><a href="TernaryExpression.html" title="class in org.apache.calcite.linq4j.tree">TernaryExpression</a> ternary, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression0, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression1, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression2)</span></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.TernaryExpression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression)">visit</a></code> in class <code><a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></code></dd> |
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| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></span> <span class="memberName">visit</span>​(<span class="arguments"><a href="BinaryExpression.html" title="class in org.apache.calcite.linq4j.tree">BinaryExpression</a> binary, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression0, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression1)</span></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.BinaryExpression,org.apache.calcite.linq4j.tree.Expression,org.apache.calcite.linq4j.tree.Expression)">visit</a></code> in class <code><a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></code></dd> |
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| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></span> <span class="memberName">visit</span>​(<span class="arguments"><a href="UnaryExpression.html" title="class in org.apache.calcite.linq4j.tree">UnaryExpression</a> unaryExpression, |
| <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> expression)</span></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.UnaryExpression,org.apache.calcite.linq4j.tree.Expression)">visit</a></code> in class <code><a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></code></dd> |
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| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Statement.html" title="class in org.apache.calcite.linq4j.tree">Statement</a></span> <span class="memberName">visit</span>​(<span class="arguments"><a href="ConditionalStatement.html" title="class in org.apache.calcite.linq4j.tree">ConditionalStatement</a> conditionalStatement, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Node.html" title="interface in org.apache.calcite.linq4j.tree">Node</a>> list)</span></div> |
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| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.ConditionalStatement,java.util.List)">visit</a></code> in class <code><a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></code></dd> |
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| <div class="memberSignature"><span class="modifiers">public</span> <span class="returnType"><a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a></span> <span class="memberName">visit</span>​(<span class="arguments"><a href="MethodCallExpression.html" title="class in org.apache.calcite.linq4j.tree">MethodCallExpression</a> methodCallExpression, |
| @Nullable <a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a> targetExpression, |
| <a href="https://docs.oracle.com/javase/9/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util" class="externalLink">List</a><<a href="Expression.html" title="class in org.apache.calcite.linq4j.tree">Expression</a>> expressions)</span></div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="Shuttle.html#visit(org.apache.calcite.linq4j.tree.MethodCallExpression,org.apache.calcite.linq4j.tree.Expression,java.util.List)">visit</a></code> in class <code><a href="Shuttle.html" title="class in org.apache.calcite.linq4j.tree">Shuttle</a></code></dd> |
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| <div class="block">Returns whether an expression always returns a non-null result. |
| For instance, primitive types cannot contain null values.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>expression</code> - expression to test</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true when the expression is known to be not-null</dd> |
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