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| <h2 title="Class SqlBasicVisitor.ArgHandlerImpl" class="title">Class SqlBasicVisitor.ArgHandlerImpl<R></h2> |
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| <li>java.lang.Object</li> |
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| <dd><code>R</code> - result type</dd> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><R></code></dd> |
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| <dl> |
| <dt>Enclosing class:</dt> |
| <dd><a href="SqlBasicVisitor.html" title="class in org.apache.calcite.sql.util">SqlBasicVisitor</a><<a href="SqlBasicVisitor.html" title="type parameter in SqlBasicVisitor">R</a>></dd> |
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| <pre>public static class <span class="typeNameLabel">SqlBasicVisitor.ArgHandlerImpl<R></span> |
| extends java.lang.Object |
| implements <a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><R></pre> |
| <div class="block">Default implementation of <a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util"><code>SqlBasicVisitor.ArgHandler</code></a> which merely calls |
| <a href="../SqlNode.html#accept(org.apache.calcite.sql.util.SqlVisitor)"><code>SqlNode.accept(org.apache.calcite.sql.util.SqlVisitor<R>)</code></a> on each operand.</div> |
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| <td class="colFirst"><code>private static <a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#INSTANCE">INSTANCE</a></span></code></th> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <R> <a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><R></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#instance()">instance</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#result()">result</a></span>()</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the result of visiting all children of a call to an operator, |
| then the call itself.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#visitChild(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlNode,int,org.apache.calcite.sql.SqlNode)">visitChild</a></span>​(<a href="SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a><<a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a>> visitor, |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> expr, |
| int i, |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> operand)</code></th> |
| <td class="colLast"> |
| <div class="block">Visits a particular operand of a call, using a given visitor.</div> |
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| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
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| <pre>private static final <a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a> INSTANCE</pre> |
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| <h4>ArgHandlerImpl</h4> |
| <pre>public ArgHandlerImpl()</pre> |
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| <h4>instance</h4> |
| <pre class="methodSignature">public static <R> <a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><R> instance()</pre> |
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| <h4>result</h4> |
| <pre class="methodSignature">public <a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a> result()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="SqlBasicVisitor.ArgHandler.html#result()">SqlBasicVisitor.ArgHandler</a></code></span></div> |
| <div class="block">Returns the result of visiting all children of a call to an operator, |
| then the call itself. |
| |
| <p>Typically the result will be the result of the last child visited, or |
| (if R is <code>Boolean</code>) whether all children were visited |
| successfully.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="SqlBasicVisitor.ArgHandler.html#result()">result</a></code> in interface <code><a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><<a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a>></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="visitChild(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlNode,int,org.apache.calcite.sql.SqlNode)"> |
| <!-- --> |
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| <li class="blockList"> |
| <h4>visitChild</h4> |
| <pre class="methodSignature">public <a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a> visitChild​(<a href="SqlVisitor.html" title="interface in org.apache.calcite.sql.util">SqlVisitor</a><<a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a>> visitor, |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> expr, |
| int i, |
| <a href="../SqlNode.html" title="class in org.apache.calcite.sql">SqlNode</a> operand)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="SqlBasicVisitor.ArgHandler.html#visitChild(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlNode,int,org.apache.calcite.sql.SqlNode)">SqlBasicVisitor.ArgHandler</a></code></span></div> |
| <div class="block">Visits a particular operand of a call, using a given visitor.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="SqlBasicVisitor.ArgHandler.html#visitChild(org.apache.calcite.sql.util.SqlVisitor,org.apache.calcite.sql.SqlNode,int,org.apache.calcite.sql.SqlNode)">visitChild</a></code> in interface <code><a href="SqlBasicVisitor.ArgHandler.html" title="interface in org.apache.calcite.sql.util">SqlBasicVisitor.ArgHandler</a><<a href="SqlBasicVisitor.ArgHandlerImpl.html" title="type parameter in SqlBasicVisitor.ArgHandlerImpl">R</a>></code></dd> |
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