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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.calcite.util</a></div>
<h1 title="Interface ReflectiveVisitor" class="title">Interface ReflectiveVisitor</h1>
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<dt>All Known Implementing Classes:</dt>
<dd><code><a href="../server/DdlExecutorImpl.html" title="class in org.apache.calcite.server">DdlExecutorImpl</a></code>, <code><a href="../adapter/jdbc/JdbcImplementor.html" title="class in org.apache.calcite.adapter.jdbc">JdbcImplementor</a></code>, <code><a href="../interpreter/Nodes.CoreCompiler.html" title="class in org.apache.calcite.interpreter">Nodes.CoreCompiler</a></code>, <code><a href="../piglet/PigRelToSqlConverter.html" title="class in org.apache.calcite.piglet">PigRelToSqlConverter</a></code>, <code><a href="../rel/metadata/ReflectiveRelMetadataProvider.html" title="class in org.apache.calcite.rel.metadata">ReflectiveRelMetadataProvider</a></code>, <code><a href="../sql2rel/RelDecorrelator.html" title="class in org.apache.calcite.sql2rel">RelDecorrelator</a></code>, <code><a href="../sql2rel/RelFieldTrimmer.html" title="class in org.apache.calcite.sql2rel">RelFieldTrimmer</a></code>, <code><a href="../sql2rel/RelStructuredTypeFlattener.html" title="class in org.apache.calcite.sql2rel">RelStructuredTypeFlattener</a></code>, <code><a href="../rel/rel2sql/RelToSqlConverter.html" title="class in org.apache.calcite.rel.rel2sql">RelToSqlConverter</a></code>, <code><a href="../server/ServerDdlExecutor.html" title="class in org.apache.calcite.server">ServerDdlExecutor</a></code></dd>
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<pre>public interface <span class="typeNameLabel">ReflectiveVisitor</span></pre>
<div class="block">Object which can be a target for a reflective visitation (see
<a href="ReflectUtil.html#invokeVisitor(org.apache.calcite.util.ReflectiveVisitor,java.lang.Object,java.lang.Class,java.lang.String)"><code>ReflectUtil.invokeVisitor(ReflectiveVisitor, Object, Class, String)</code></a>.
<p>This is a tagging interface: it has no methods, and is not even required
in order to use reflective visitation, but serves to advise users of the
class of the intended use of the class and refer them to auxilliary classes.</div>
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