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<div class="subTitle">org.apache.drill.exec.vector.accessor.writer</div>
<h2 title="Class MapWriter.DummyArrayMapWriter" class="title">Class MapWriter.DummyArrayMapWriter</h2>
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<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<ul class="inheritance">
<li><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">org.apache.drill.exec.vector.accessor.writer.AbstractTupleWriter</a></li>
<li>
<ul class="inheritance">
<li><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">org.apache.drill.exec.vector.accessor.writer.MapWriter</a></li>
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<li>org.apache.drill.exec.vector.accessor.writer.MapWriter.DummyArrayMapWriter</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html" title="interface in org.apache.drill.exec.vector.accessor">ColumnWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/TupleWriter.html" title="interface in org.apache.drill.exec.vector.accessor">TupleWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/WriterEvents.html" title="interface in org.apache.drill.exec.vector.accessor.writer">WriterEvents</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/WriterPosition.html" title="interface in org.apache.drill.exec.vector.accessor">WriterPosition</a></dd>
</dl>
<dl>
<dt>Enclosing class:</dt>
<dd><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter</a></dd>
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<pre>protected static class <span class="typeNameLabel">MapWriter.DummyArrayMapWriter</span>
extends <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter</a></pre>
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<h3>Nested classes/interfaces inherited from class&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.ArrayMapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter.ArrayMapWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.DummyArrayMapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter.DummyArrayMapWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.DummyMapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter.DummyMapWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.SingleMapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter.SingleMapWriter</a></code></li>
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<h3>Nested classes/interfaces inherited from class&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.TupleObjectWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter.TupleObjectWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.TupleWriterListener.html" title="interface in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter.TupleWriterListener</a></code></li>
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<h3>Nested classes/interfaces inherited from interface&nbsp;org.apache.drill.exec.vector.accessor.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/TupleWriter.html" title="interface in org.apache.drill.exec.vector.accessor">TupleWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/TupleWriter.UndefinedColumnException.html" title="class in org.apache.drill.exec.vector.accessor">TupleWriter.UndefinedColumnException</a></code></li>
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<h3>Nested classes/interfaces inherited from interface&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/WriterEvents.html" title="interface in org.apache.drill.exec.vector.accessor.writer">WriterEvents</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/WriterEvents.ColumnWriterListener.html" title="interface in org.apache.drill.exec.vector.accessor.writer">WriterEvents.ColumnWriterListener</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/WriterEvents.State.html" title="enum in org.apache.drill.exec.vector.accessor.writer">WriterEvents.State</a></code></li>
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<h3>Fields inherited from class&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html#mapColumnSchema">mapColumnSchema</a></code></li>
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<h3>Fields inherited from class&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#childIndex">childIndex</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#listener">listener</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#logger">logger</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#state">state</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#tupleSchema">tupleSchema</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#vectorIndex">vectorIndex</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#writers">writers</a></code></li>
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<h3>Constructor Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier</th>
<th class="colLast" scope="col">Constructor and Description</th>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.DummyArrayMapWriter.html#DummyArrayMapWriter-org.apache.drill.exec.record.metadata.ColumnMetadata-java.util.List-">DummyArrayMapWriter</a></span>(<a href="../../../../../../../org/apache/drill/exec/record/metadata/ColumnMetadata.html" title="interface in org.apache.drill.exec.record.metadata">ColumnMetadata</a>&nbsp;schema,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractObjectWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractObjectWriter</a>&gt;&nbsp;writers)</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.DummyArrayMapWriter.html#copy-org.apache.drill.exec.vector.accessor.ColumnReader-">copy</a></span>(<a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnReader.html" title="interface in org.apache.drill.exec.vector.accessor">ColumnReader</a>&nbsp;from)</code>
<div class="block">Copy a single value from the given reader, which must be of the
same type as this writer.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.DummyArrayMapWriter.html#isProjected--">isProjected</a></span>()</code>
<div class="block">Whether this writer is projected (is backed by a materialized vector),
or is unprojected (is just a dummy writer.) In most cases, clients can
ignore whether the column is projected and just write to the writer.</div>
</td>
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<h3>Methods inherited from class&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">MapWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html#buildMap-org.apache.drill.exec.record.metadata.ColumnMetadata-org.apache.drill.exec.vector.complex.MapVector-java.util.List-">buildMap</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html#buildMapArray-org.apache.drill.exec.record.metadata.ColumnMetadata-org.apache.drill.exec.vector.complex.RepeatedMapVector-java.util.List-">buildMapArray</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html#buildMapWriter-org.apache.drill.exec.record.metadata.ColumnMetadata-org.apache.drill.exec.vector.complex.AbstractMapVector-">buildMapWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html#buildMapWriter-org.apache.drill.exec.record.metadata.ColumnMetadata-org.apache.drill.exec.vector.complex.AbstractMapVector-java.util.List-">buildMapWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/MapWriter.html#schema--">schema</a></code></li>
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<h3>Methods inherited from class&nbsp;org.apache.drill.exec.vector.accessor.writer.<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter</a></h3>
<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#addColumn-org.apache.drill.exec.record.metadata.ColumnMetadata-">addColumn</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#addColumn-org.apache.drill.exec.record.MaterializedField-">addColumn</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#addColumnWriter-org.apache.drill.exec.vector.accessor.writer.AbstractObjectWriter-">addColumnWriter</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#array-int-">array</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#array-java.lang.String-">array</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#bindIndex-org.apache.drill.exec.vector.accessor.ColumnWriterIndex-">bindIndex</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#bindIndex-org.apache.drill.exec.vector.accessor.ColumnWriterIndex-org.apache.drill.exec.vector.accessor.ColumnWriterIndex-">bindIndex</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#bindListener-org.apache.drill.exec.vector.accessor.writer.AbstractTupleWriter.TupleWriterListener-">bindListener</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#bindListener-org.apache.drill.exec.vector.accessor.writer.WriterEvents.ColumnWriterListener-">bindListener</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#column-int-">column</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#column-java.lang.String-">column</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#dict-int-">dict</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#dict-java.lang.String-">dict</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#dump-org.apache.drill.exec.vector.accessor.impl.HierarchicalFormatter-">dump</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#endArrayValue--">endArrayValue</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#endWrite--">endWrite</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#isProjected-java.lang.String-">isProjected</a>, <a 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href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#startRow--">startRow</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#startWrite--">startWrite</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#tuple-int-">tuple</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#tuple-java.lang.String-">tuple</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#tupleSchema--">tupleSchema</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#type--">type</a>, <a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#type-int-">type</a>, <a 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<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<h3>Constructor Detail</h3>
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<h4>DummyArrayMapWriter</h4>
<pre>protected&nbsp;DummyArrayMapWriter(<a href="../../../../../../../org/apache/drill/exec/record/metadata/ColumnMetadata.html" title="interface in org.apache.drill.exec.record.metadata">ColumnMetadata</a>&nbsp;schema,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractObjectWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractObjectWriter</a>&gt;&nbsp;writers)</pre>
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<h4>isProjected</h4>
<pre>public&nbsp;boolean&nbsp;isProjected()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html#isProjected--">ColumnWriter</a></code></span></div>
<div class="block">Whether this writer is projected (is backed by a materialized vector),
or is unprojected (is just a dummy writer.) In most cases, clients can
ignore whether the column is projected and just write to the writer.
This flag handles those special cases where it is helpful to know if
the column is projected or not.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html#isProjected--">isProjected</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html" title="interface in org.apache.drill.exec.vector.accessor">ColumnWriter</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#isProjected--">isProjected</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter</a></code></dd>
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<h4>copy</h4>
<pre>public&nbsp;void&nbsp;copy(<a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnReader.html" title="interface in org.apache.drill.exec.vector.accessor">ColumnReader</a>&nbsp;from)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html#copy-org.apache.drill.exec.vector.accessor.ColumnReader-">ColumnWriter</a></code></span></div>
<div class="block">Copy a single value from the given reader, which must be of the
same type as this writer.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html#copy-org.apache.drill.exec.vector.accessor.ColumnReader-">copy</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/ColumnWriter.html" title="interface in org.apache.drill.exec.vector.accessor">ColumnWriter</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html#copy-org.apache.drill.exec.vector.accessor.ColumnReader-">copy</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../../../org/apache/drill/exec/vector/accessor/writer/AbstractTupleWriter.html" title="class in org.apache.drill.exec.vector.accessor.writer">AbstractTupleWriter</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>from</code> - reader to provide the data</dd>
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