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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.rel.externalize</a></div>
<h2 title="Class RelJson" class="title">Class RelJson</h2>
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<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
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<li>org.apache.calcite.rel.externalize.RelJson</li>
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<pre>public class <span class="typeNameLabel">RelJson</span>
extends java.lang.Object</pre>
<div class="block">Utilities for converting <a href="../RelNode.html" title="interface in org.apache.calcite.rel"><code>RelNode</code></a>
into JSON format.</div>
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<tr class="altColor">
<td class="colFirst"><code>private java.util.Map&lt;java.lang.String,&#8203;java.lang.reflect.Constructor&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#constructorMap">constructorMap</a></span></code></th>
<td class="colLast">&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>private <a href="../../util/JsonBuilder.html" title="class in org.apache.calcite.util">JsonBuilder</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#jsonBuilder">jsonBuilder</a></span></code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>static java.util.List&lt;java.lang.String&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#PACKAGES">PACKAGES</a></span></code></th>
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<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.calcite.util.JsonBuilder)">RelJson</a></span>&#8203;(<a href="../../util/JsonBuilder.html" title="class in org.apache.calcite.util">JsonBuilder</a>&nbsp;jsonBuilder)</code></th>
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<td class="colFirst"><code>java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#classToTypeName(java.lang.Class)">classToTypeName</a></span>&#8203;(java.lang.Class&lt;? extends <a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&gt;&nbsp;class_)</code></th>
<td class="colLast">
<div class="block">Inverse of <a href="#typeNameToClass(java.lang.String)"><code>typeNameToClass(java.lang.String)</code></a>.</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#create(java.util.Map)">create</a></span>&#8203;(java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;map)</code></th>
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<td class="colFirst"><code>java.lang.reflect.Constructor</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getConstructor(java.lang.String)">getConstructor</a></span>&#8203;(java.lang.String&nbsp;type)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>(package private) <a href="../../sql/SqlAggFunction.html" title="class in org.apache.calcite.sql">SqlAggFunction</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toAggregation(org.apache.calcite.rel.RelInput,java.lang.String,java.util.Map)">toAggregation</a></span>&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
java.lang.String&nbsp;agg,
java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;map)</code></th>
<td class="colLast">&nbsp;</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="../RelCollation.html" title="interface in org.apache.calcite.rel">RelCollation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toCollation(java.util.List)">toCollation</a></span>&#8203;(java.util.List&lt;java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&gt;&nbsp;jsonFieldCollations)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="../RelDistribution.html" title="interface in org.apache.calcite.rel">RelDistribution</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toDistribution(java.lang.Object)">toDistribution</a></span>&#8203;(java.lang.Object&nbsp;o)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="../RelFieldCollation.html" title="class in org.apache.calcite.rel">RelFieldCollation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toFieldCollation(java.util.Map)">toFieldCollation</a></span>&#8203;(java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;map)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(java.lang.Object)">toJson</a></span>&#8203;(java.lang.Object&nbsp;value)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rel.core.AggregateCall)">toJson</a></span>&#8203;(<a href="../core/AggregateCall.html" title="class in org.apache.calcite.rel.core">AggregateCall</a>&nbsp;node)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rel.core.CorrelationId)">toJson</a></span>&#8203;(<a href="../core/CorrelationId.html" title="class in org.apache.calcite.rel.core">CorrelationId</a>&nbsp;node)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rel.RelCollationImpl)">toJson</a></span>&#8203;(<a href="../RelCollationImpl.html" title="class in org.apache.calcite.rel">RelCollationImpl</a>&nbsp;node)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rel.type.RelDataType)">toJson</a></span>&#8203;(<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;node)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rel.type.RelDataTypeField)">toJson</a></span>&#8203;(<a href="../type/RelDataTypeField.html" title="interface in org.apache.calcite.rel.type">RelDataTypeField</a>&nbsp;node)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rex.RexFieldCollation)">toJson</a></span>&#8203;(<a href="../../rex/RexFieldCollation.html" title="class in org.apache.calcite.rex">RexFieldCollation</a>&nbsp;collation)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rex.RexNode)">toJson</a></span>&#8203;(<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;node)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rex.RexWindow)">toJson</a></span>&#8203;(<a href="../../rex/RexWindow.html" title="class in org.apache.calcite.rex">RexWindow</a>&nbsp;window)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>private java.lang.Object</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.rex.RexWindowBound)">toJson</a></span>&#8203;(<a href="../../rex/RexWindowBound.html" title="class in org.apache.calcite.rex">RexWindowBound</a>&nbsp;windowBound)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>private java.lang.String</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toJson(org.apache.calcite.sql.SqlOperator)">toJson</a></span>&#8203;(<a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a>&nbsp;operator)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>(package private) <a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toOp(org.apache.calcite.rel.RelInput,java.lang.String,java.util.Map)">toOp</a></span>&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
java.lang.String&nbsp;op,
java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;map)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>(package private) <a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toRex(org.apache.calcite.rel.RelInput,java.lang.Object)">toRex</a></span>&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
java.lang.Object&nbsp;o)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>private java.util.List&lt;<a href="../../rex/RexFieldCollation.html" title="class in org.apache.calcite.rex">RexFieldCollation</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toRexFieldCollationList(org.apache.calcite.rel.RelInput,java.util.List)">toRexFieldCollationList</a></span>&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
java.util.List&lt;java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&gt;&nbsp;order)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>private java.util.List&lt;<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toRexList(org.apache.calcite.rel.RelInput,java.util.List)">toRexList</a></span>&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
java.util.List&nbsp;operands)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>private <a href="../../rex/RexWindowBound.html" title="class in org.apache.calcite.rex">RexWindowBound</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toRexWindowBound(org.apache.calcite.rel.RelInput,java.util.Map)">toRexWindowBound</a></span>&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;input,
java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;map)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code><a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toType(org.apache.calcite.rel.type.RelDataTypeFactory,java.lang.Object)">toType</a></span>&#8203;(<a href="../type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
java.lang.Object&nbsp;o)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>java.lang.Class</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#typeNameToClass(java.lang.String)">typeNameToClass</a></span>&#8203;(java.lang.String&nbsp;type)</code></th>
<td class="colLast">
<div class="block">Converts a type name to a class.</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h3>Field Detail</h3>
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<h4>constructorMap</h4>
<pre>private final&nbsp;java.util.Map&lt;java.lang.String,&#8203;java.lang.reflect.Constructor&gt; constructorMap</pre>
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<h4>jsonBuilder</h4>
<pre>private final&nbsp;<a href="../../util/JsonBuilder.html" title="class in org.apache.calcite.util">JsonBuilder</a> jsonBuilder</pre>
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<h4>PACKAGES</h4>
<pre>public static final&nbsp;java.util.List&lt;java.lang.String&gt; PACKAGES</pre>
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<h4>RelJson</h4>
<pre>public&nbsp;RelJson&#8203;(<a href="../../util/JsonBuilder.html" title="class in org.apache.calcite.util">JsonBuilder</a>&nbsp;jsonBuilder)</pre>
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<h4>create</h4>
<pre class="methodSignature">public&nbsp;<a href="../RelNode.html" title="interface in org.apache.calcite.rel">RelNode</a>&nbsp;create&#8203;(java.util.Map&lt;java.lang.String,&#8203;java.lang.Object&gt;&nbsp;map)</pre>
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<pre class="methodSignature">public&nbsp;java.lang.Class&nbsp;typeNameToClass&#8203;(java.lang.String&nbsp;type)</pre>
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<pre class="methodSignature">public&nbsp;<a href="../RelDistribution.html" title="interface in org.apache.calcite.rel">RelDistribution</a>&nbsp;toDistribution&#8203;(java.lang.Object&nbsp;o)</pre>
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<pre class="methodSignature">public&nbsp;<a href="../type/RelDataType.html" title="interface in org.apache.calcite.rel.type">RelDataType</a>&nbsp;toType&#8203;(<a href="../type/RelDataTypeFactory.html" title="interface in org.apache.calcite.rel.type">RelDataTypeFactory</a>&nbsp;typeFactory,
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<pre class="methodSignature">private&nbsp;java.lang.Object&nbsp;toJson&#8203;(<a href="../../rex/RexWindowBound.html" title="class in org.apache.calcite.rex">RexWindowBound</a>&nbsp;windowBound)</pre>
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<pre class="methodSignature"><a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&nbsp;toRex&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
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<pre class="methodSignature">private&nbsp;java.util.List&lt;<a href="../../rex/RexNode.html" title="class in org.apache.calcite.rex">RexNode</a>&gt;&nbsp;toRexList&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
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<pre class="methodSignature"><a href="../../sql/SqlOperator.html" title="class in org.apache.calcite.sql">SqlOperator</a>&nbsp;toOp&#8203;(<a href="../RelInput.html" title="interface in org.apache.calcite.rel">RelInput</a>&nbsp;relInput,
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