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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.sql2rel</a></div> |
| <h2 title="Class ReflectiveConvertletTable" class="title">Class ReflectiveConvertletTable</h2> |
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| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
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| <ul class="inheritance"> |
| <li>org.apache.calcite.sql2rel.ReflectiveConvertletTable</li> |
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| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="SqlRexConvertletTable.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertletTable</a></code></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><code><a href="StandardConvertletTable.html" title="class in org.apache.calcite.sql2rel">StandardConvertletTable</a></code></dd> |
| </dl> |
| <hr> |
| <pre>public class <span class="typeNameLabel">ReflectiveConvertletTable</span> |
| extends java.lang.Object |
| implements <a href="SqlRexConvertletTable.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertletTable</a></pre> |
| <div class="block">Implementation of <a href="SqlRexConvertletTable.html" title="interface in org.apache.calcite.sql2rel"><code>SqlRexConvertletTable</code></a> which uses reflection to call |
| any method of the form <code>public RexNode convertXxx(ConvertletContext, |
| SqlNode)</code> or <code>public RexNode convertXxx(ConvertletContext, |
| SqlOperator, SqlCall)</code>.</div> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private java.util.Map<java.lang.Object,​java.lang.Object></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#map">map</a></span></code></th> |
| <td class="colLast"> </td> |
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| <th class="colFirst" scope="col">Constructor</th> |
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| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">ReflectiveConvertletTable</a></span>()</code></th> |
| <td class="colLast"> </td> |
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| <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> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addAlias(org.apache.calcite.sql.SqlOperator,org.apache.calcite.sql.SqlOperator)">addAlias</a></span>​(<a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a> alias, |
| <a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a> target)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers that one operator is an alias for another.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="SqlRexConvertlet.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertlet</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#get(org.apache.calcite.sql.SqlCall)">get</a></span>​(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the convertlet applicable to a given expression.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerNodeTypeMethod(java.lang.reflect.Method)">registerNodeTypeMethod</a></span>​(java.lang.reflect.Method method)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers method if it: a.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerOp(org.apache.calcite.sql.SqlOperator,org.apache.calcite.sql2rel.SqlRexConvertlet)">registerOp</a></span>​(<a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a> op, |
| <a href="SqlRexConvertlet.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertlet</a> convertlet)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers a convertlet for a given operator instance</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#registerOpTypeMethod(java.lang.reflect.Method)">registerOpTypeMethod</a></span>​(java.lang.reflect.Method method)</code></th> |
| <td class="colLast"> |
| <div class="block">Registers method if it: a.</div> |
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| </a> |
| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
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| <h4>map</h4> |
| <pre>private final java.util.Map<java.lang.Object,​java.lang.Object> map</pre> |
| </li> |
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| <h4>ReflectiveConvertletTable</h4> |
| <pre>public ReflectiveConvertletTable()</pre> |
| </li> |
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| <h4>registerNodeTypeMethod</h4> |
| <pre class="methodSignature">private void registerNodeTypeMethod​(java.lang.reflect.Method method)</pre> |
| <div class="block">Registers method if it: a. is public, and b. is named "convertXxx", and |
| c. has a return type of "RexNode" or a subtype d. has a 2 parameters with |
| types ConvertletContext and SqlNode (or a subtype) respectively.</div> |
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| <li class="blockList"> |
| <h4>registerOpTypeMethod</h4> |
| <pre class="methodSignature">private void registerOpTypeMethod​(java.lang.reflect.Method method)</pre> |
| <div class="block">Registers method if it: a. is public, and b. is named "convertXxx", and |
| c. has a return type of "RexNode" or a subtype d. has a 3 parameters with |
| types: ConvertletContext; SqlOperator (or a subtype), SqlCall (or a |
| subtype).</div> |
| </li> |
| </ul> |
| <a id="get(org.apache.calcite.sql.SqlCall)"> |
| <!-- --> |
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| <h4>get</h4> |
| <pre class="methodSignature">public <a href="SqlRexConvertlet.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertlet</a> get​(<a href="../sql/SqlCall.html" title="class in org.apache.calcite.sql">SqlCall</a> call)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="SqlRexConvertletTable.html#get(org.apache.calcite.sql.SqlCall)">SqlRexConvertletTable</a></code></span></div> |
| <div class="block">Returns the convertlet applicable to a given expression.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="SqlRexConvertletTable.html#get(org.apache.calcite.sql.SqlCall)">get</a></code> in interface <code><a href="SqlRexConvertletTable.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertletTable</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="registerOp(org.apache.calcite.sql.SqlOperator,org.apache.calcite.sql2rel.SqlRexConvertlet)"> |
| <!-- --> |
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| <h4>registerOp</h4> |
| <pre class="methodSignature">protected void registerOp​(<a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a> op, |
| <a href="SqlRexConvertlet.html" title="interface in org.apache.calcite.sql2rel">SqlRexConvertlet</a> convertlet)</pre> |
| <div class="block">Registers a convertlet for a given operator instance</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>op</code> - Operator instance, say |
| <a href="../sql/fun/SqlStdOperatorTable.html#MINUS"><code>SqlStdOperatorTable.MINUS</code></a></dd> |
| <dd><code>convertlet</code> - Convertlet</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>addAlias</h4> |
| <pre class="methodSignature">protected void addAlias​(<a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a> alias, |
| <a href="../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a> target)</pre> |
| <div class="block">Registers that one operator is an alias for another.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>alias</code> - Operator which is alias</dd> |
| <dd><code>target</code> - Operator to translate calls to</dd> |
| </dl> |
| </li> |
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