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| <li>概要: </li> |
| <li>嵌套 | </li> |
| <li><a href="#field.summary">字段</a> | </li> |
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| <div class="subTitle">org.apache.calcite.linq4j.tree</div> |
| <h2 title="类 ClassDeclarationFinder" class="title">类 ClassDeclarationFinder</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">org.apache.calcite.linq4j.tree.Shuttle</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.calcite.linq4j.tree.ClassDeclarationFinder</li> |
| </ul> |
| </li> |
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| <dl> |
| <dt>直接已知子类:</dt> |
| <dd><a href="../../../../../org/apache/calcite/linq4j/tree/DeterministicCodeOptimizer.html" title="org.apache.calcite.linq4j.tree中的类">DeterministicCodeOptimizer</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">ClassDeclarationFinder</span> |
| extends <a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></pre> |
| <div class="block">Entry point for optimizers that factor out deterministic expressions to |
| final static fields. |
| Instances of this class should not be reused, so new visitor should be |
| created for optimizing a new expression tree.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.summary"> |
| <!-- --> |
| </a> |
| <h3>字段概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="字段概要表, 列表字段和解释"> |
| <caption><span>字段</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">字段和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#addedDeclarations">addedDeclarations</a></span></code> |
| <div class="block">The list of new final static fields to be added to the current class.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#parent">parent</a></span></code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>构造器概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="构造器概要表, 列表构造器和解释"> |
| <caption><span>构造器</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符</th> |
| <th class="colLast" scope="col">构造器和说明</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#ClassDeclarationFinder-org.apache.calcite.linq4j.tree.ClassDeclarationFinder-">ClassDeclarationFinder</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> parent)</code> |
| <div class="block">Creates a child optimizer.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <h3>方法概要</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="方法概要表, 列表方法和解释"> |
| <caption><span id="t0" class="activeTableTab"><span>所有方法</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">实例方法</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">具体方法</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">限定符和类型</th> |
| <th class="colLast" scope="col">方法和说明</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#create--">create</a></span>()</code> |
| <div class="block">Creates visitor that uses default optimizer.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#create-java.lang.Class-">create</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><? extends <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a>> optimizingClass)</code> |
| <div class="block">Creates visitor that uses given class as optimizer.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#create-org.apache.calcite.linq4j.function.Function1-">create</a></span>(<a href="../../../../../org/apache/calcite/linq4j/function/Function1.html" title="org.apache.calcite.linq4j.function中的接口">Function1</a><<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a>,<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a>> childFactory)</code> |
| <div class="block">Creates visitor that uses given factory to create optimizers.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#findDeclaredExpression-org.apache.calcite.linq4j.tree.Expression-">findDeclaredExpression</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression)</code> |
| <div class="block">Finds if there exists ready for reuse declaration for given expression.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#goDeeper--">goDeeper</a></span>()</code> |
| <div class="block">Creates child visitor.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#hasField-java.lang.String-">hasField</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> name)</code> |
| <div class="block">Verifies if the variable name is already in use.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#isConstant-org.apache.calcite.linq4j.tree.Expression-">isConstant</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression)</code> |
| <div class="block">Verifies if the expression is effectively constant.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#isConstant-java.lang.Iterable-">isConstant</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><? extends <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> list)</code> |
| <div class="block">Verifies if all the expressions in given list are effectively constant.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#learnFinalStaticDeclarations-java.util.List-">learnFinalStaticDeclarations</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</code> |
| <div class="block">Processes the list of declarations when class expression detected.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#optimizeDeclarations-java.util.List-">optimizeDeclarations</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</code> |
| <div class="block">Adds new declarations (e.g. final static fields) to the list of existing |
| ones.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#preVisit-org.apache.calcite.linq4j.tree.ClassDeclaration-">preVisit</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclaration</a> classDeclaration)</code> |
| <div class="block">Creates optimizer local to the newly generated class.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#preVisit-org.apache.calcite.linq4j.tree.NewExpression-">preVisit</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/NewExpression.html" title="org.apache.calcite.linq4j.tree中的类">NewExpression</a> newExpression)</code> |
| <div class="block">Creates optimizer local to the newly generated anonymous class.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#tryOptimizeNewInstance-org.apache.calcite.linq4j.tree.NewExpression-">tryOptimizeNewInstance</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/NewExpression.html" title="org.apache.calcite.linq4j.tree中的类">NewExpression</a> newExpression)</code> |
| <div class="block">Optimizes <code>new Type()</code> constructs.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclaration</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#visit-org.apache.calcite.linq4j.tree.ClassDeclaration-java.util.List-">visit</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclaration</a> classDeclaration, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</code> </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html#visit-org.apache.calcite.linq4j.tree.NewExpression-java.util.List-java.util.List-">visit</a></span>(<a href="../../../../../org/apache/calcite/linq4j/tree/NewExpression.html" title="org.apache.calcite.linq4j.tree中的类">NewExpression</a> newExpression, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> arguments, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</code> </td> |
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| <h3>从类继承的方法 org.apache.calcite.linq4j.tree.<a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></h3> |
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| <h3>从类继承的方法 java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="java.lang中的类或接口">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="java.lang中的类或接口">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="java.lang中的类或接口">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="java.lang中的类或接口">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="java.lang中的类或接口">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="java.lang中的类或接口">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="java.lang中的类或接口">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="java.lang中的类或接口">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="java.lang中的类或接口">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="java.lang中的类或接口">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="java.lang中的类或接口">wait</a></code></li> |
| </ul> |
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| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
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| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
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| </a> |
| <h3>字段详细资料</h3> |
| <a name="parent"> |
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| <h4>parent</h4> |
| <pre>protected final <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> parent</pre> |
| </li> |
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| <h4>addedDeclarations</h4> |
| <pre>protected final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> addedDeclarations</pre> |
| <div class="block">The list of new final static fields to be added to the current class.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| </a> |
| <h3>构造器详细资料</h3> |
| <a name="ClassDeclarationFinder-org.apache.calcite.linq4j.tree.ClassDeclarationFinder-"> |
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| <h4>ClassDeclarationFinder</h4> |
| <pre>protected ClassDeclarationFinder(<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> parent)</pre> |
| <div class="block">Creates a child optimizer. |
| Typically a child is created for each class declaration, |
| so each optimizer collects fields for exactly one class.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>parent</code> - parent optimizer</dd> |
| </dl> |
| </li> |
| </ul> |
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| <a name="create--"> |
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| <h4>create</h4> |
| <pre>public static <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> create()</pre> |
| <div class="block">Creates visitor that uses default optimizer.</div> |
| <dl> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>optimizing visitor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="create-java.lang.Class-"> |
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| <h4>create</h4> |
| <pre>public static <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> create(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="java.lang中的类或接口">Class</a><? extends <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a>> optimizingClass)</pre> |
| <div class="block">Creates visitor that uses given class as optimizer. |
| The implementation should support (<code>ClassDeclarationFinder</code>) |
| constructor.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>optimizingClass</code> - class that implements optimizations</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>optimizing visitor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="create-org.apache.calcite.linq4j.function.Function1-"> |
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| <h4>create</h4> |
| <pre>public static <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> create(<a href="../../../../../org/apache/calcite/linq4j/function/Function1.html" title="org.apache.calcite.linq4j.function中的接口">Function1</a><<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a>,<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a>> childFactory)</pre> |
| <div class="block">Creates visitor that uses given factory to create optimizers.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>childFactory</code> - factory that creates optimizers</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>optimizing visitor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="preVisit-org.apache.calcite.linq4j.tree.NewExpression-"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>preVisit</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a> preVisit(<a href="../../../../../org/apache/calcite/linq4j/tree/NewExpression.html" title="org.apache.calcite.linq4j.tree中的类">NewExpression</a> newExpression)</pre> |
| <div class="block">Creates optimizer local to the newly generated anonymous class.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html#preVisit-org.apache.calcite.linq4j.tree.NewExpression-">preVisit</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>newExpression</code> - expression to optimize</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>nested visitor if anonymous class is given</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="preVisit-org.apache.calcite.linq4j.tree.ClassDeclaration-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>preVisit</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a> preVisit(<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclaration</a> classDeclaration)</pre> |
| <div class="block">Creates optimizer local to the newly generated class.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html#preVisit-org.apache.calcite.linq4j.tree.ClassDeclaration-">preVisit</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></code></dd> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>classDeclaration</code> - expression to optimize</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>nested visitor</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="visit-org.apache.calcite.linq4j.tree.NewExpression-java.util.List-java.util.List-"> |
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| <h4>visit</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> visit(<a href="../../../../../org/apache/calcite/linq4j/tree/NewExpression.html" title="org.apache.calcite.linq4j.tree中的类">NewExpression</a> newExpression, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> arguments, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html#visit-org.apache.calcite.linq4j.tree.NewExpression-java.util.List-java.util.List-">visit</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="learnFinalStaticDeclarations-java.util.List-"> |
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| <h4>learnFinalStaticDeclarations</h4> |
| <pre>protected void learnFinalStaticDeclarations(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</pre> |
| <div class="block">Processes the list of declarations when class expression detected. |
| Sub-classes might figure out the existing fields for reuse.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>memberDeclarations</code> - list of declarations to process.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="tryOptimizeNewInstance-org.apache.calcite.linq4j.tree.NewExpression-"> |
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| <h4>tryOptimizeNewInstance</h4> |
| <pre>protected <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> tryOptimizeNewInstance(<a href="../../../../../org/apache/calcite/linq4j/tree/NewExpression.html" title="org.apache.calcite.linq4j.tree中的类">NewExpression</a> newExpression)</pre> |
| <div class="block">Optimizes <code>new Type()</code> constructs.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>newExpression</code> - expression to optimize</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>always returns un-optimized expression</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="visit-org.apache.calcite.linq4j.tree.ClassDeclaration-java.util.List-"> |
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| <h4>visit</h4> |
| <pre>public <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclaration</a> visit(<a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclaration</a> classDeclaration, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">覆盖:</span></dt> |
| <dd><code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html#visit-org.apache.calcite.linq4j.tree.ClassDeclaration-java.util.List-">visit</a></code> 在类中 <code><a href="../../../../../org/apache/calcite/linq4j/tree/Shuttle.html" title="org.apache.calcite.linq4j.tree中的类">Shuttle</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="optimizeDeclarations-java.util.List-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>optimizeDeclarations</h4> |
| <pre>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> optimizeDeclarations(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="java.util中的类或接口">List</a><<a href="../../../../../org/apache/calcite/linq4j/tree/MemberDeclaration.html" title="org.apache.calcite.linq4j.tree中的类">MemberDeclaration</a>> memberDeclarations)</pre> |
| <div class="block">Adds new declarations (e.g. final static fields) to the list of existing |
| ones.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>memberDeclarations</code> - existing list of declarations</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>new list of declarations or the same if no modifications required</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isConstant-org.apache.calcite.linq4j.tree.Expression-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isConstant</h4> |
| <pre>protected boolean isConstant(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression)</pre> |
| <div class="block">Verifies if the expression is effectively constant. |
| This method should be overridden in sub-classes.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>expression</code> - expression to test</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>always returns false</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isConstant-java.lang.Iterable-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>isConstant</h4> |
| <pre>protected boolean isConstant(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="java.lang中的类或接口">Iterable</a><? extends <a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a>> list)</pre> |
| <div class="block">Verifies if all the expressions in given list are effectively constant.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>list</code> - list of expressions to test</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>true when all the expressions are known to be constant</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="findDeclaredExpression-org.apache.calcite.linq4j.tree.Expression-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>findDeclaredExpression</h4> |
| <pre>protected <a href="../../../../../org/apache/calcite/linq4j/tree/ParameterExpression.html" title="org.apache.calcite.linq4j.tree中的类">ParameterExpression</a> findDeclaredExpression(<a href="../../../../../org/apache/calcite/linq4j/tree/Expression.html" title="org.apache.calcite.linq4j.tree中的类">Expression</a> expression)</pre> |
| <div class="block">Finds if there exists ready for reuse declaration for given expression. |
| This method should be overridden in sub-classes.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>expression</code> - input expression</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>always returns null</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="hasField-java.lang.String-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>hasField</h4> |
| <pre>protected boolean hasField(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="java.lang中的类或接口">String</a> name)</pre> |
| <div class="block">Verifies if the variable name is already in use. |
| This method should be overridden in sub-classes.</div> |
| <dl> |
| <dt><span class="paramLabel">参数:</span></dt> |
| <dd><code>name</code> - name of the variable to test</dd> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>always returns false</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="goDeeper--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>goDeeper</h4> |
| <pre>protected <a href="../../../../../org/apache/calcite/linq4j/tree/ClassDeclarationFinder.html" title="org.apache.calcite.linq4j.tree中的类">ClassDeclarationFinder</a> goDeeper()</pre> |
| <div class="block">Creates child visitor. It is used to traverse nested class declarations.</div> |
| <dl> |
| <dt><span class="returnLabel">返回:</span></dt> |
| <dd>new <code>Visitor</code> that is used to optimize class declarations</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
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