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<div class="subTitle">org.apache.orc.impl</div>
<h2 title="Class TreeReaderFactory.TreeReader" class="title">Class TreeReaderFactory.TreeReader</h2>
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<li>org.apache.orc.impl.TreeReaderFactory.TreeReader</li>
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<dd><a href="../../../../org/apache/orc/impl/ConvertTreeReaderFactory.ConvertTreeReader.html" title="class in org.apache.orc.impl">ConvertTreeReaderFactory.ConvertTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.BinaryTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.BinaryTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.BooleanTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.BooleanTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.ByteTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.ByteTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.DateTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.DateTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.Decimal64TreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.Decimal64TreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.DecimalTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.DecimalTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.DoubleTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.DoubleTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.FloatTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.FloatTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.IntTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.IntTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.ListTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.ListTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.LongTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.LongTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.MapTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.MapTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.NullTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.NullTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.ShortTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.ShortTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.StringDictionaryTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.StringDictionaryTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.StringDirectTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.StringDirectTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.StringTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.StringTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.StructTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.StructTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.TimestampTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.TimestampTreeReader</a>, <a href="../../../../org/apache/orc/impl/TreeReaderFactory.UnionTreeReader.html" title="class in org.apache.orc.impl">TreeReaderFactory.UnionTreeReader</a></dd>
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<dd><a href="../../../../org/apache/orc/impl/TreeReaderFactory.html" title="class in org.apache.orc.impl">TreeReaderFactory</a></dd>
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<pre>public abstract static class <span class="typeNameLabel">TreeReaderFactory.TreeReader</span>
extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#columnId">columnId</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/orc/impl/TreeReaderFactory.Context.html" title="interface in org.apache.orc.impl">TreeReaderFactory.Context</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#context">context</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/orc/impl/BitFieldReader.html" title="class in org.apache.orc.impl">BitFieldReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#present">present</a></span></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#vectorColumnCount">vectorColumnCount</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>protected </code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#TreeReader-int-org.apache.orc.impl.InStream-org.apache.orc.impl.TreeReaderFactory.Context-">TreeReader</a></span>(int&nbsp;columnId,
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<a href="../../../../org/apache/orc/impl/TreeReaderFactory.Context.html" title="interface in org.apache.orc.impl">TreeReaderFactory.Context</a>&nbsp;context)</code>&nbsp;</td>
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<td class="colFirst"><code>protected long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#countNonNulls-long-">countNonNulls</a></span>(long&nbsp;rows)</code>&nbsp;</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>protected static <a href="../../../../org/apache/orc/impl/IntegerReader.html" title="interface in org.apache.orc.impl">IntegerReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#createIntegerReader-org.apache.orc.OrcProto.ColumnEncoding.Kind-org.apache.orc.impl.InStream-boolean-org.apache.orc.impl.TreeReaderFactory.Context-">createIntegerReader</a></span>(<a href="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.ColumnEncoding.Kind.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.ColumnEncoding.Kind</a>&nbsp;kind,
<a href="../../../../org/apache/orc/impl/InStream.html" title="class in org.apache.orc.impl">InStream</a>&nbsp;in,
boolean&nbsp;signed,
<a href="../../../../org/apache/orc/impl/TreeReaderFactory.Context.html" title="interface in org.apache.orc.impl">TreeReaderFactory.Context</a>&nbsp;context)</code>&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#getColumnId--">getColumnId</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="../../../../org/apache/orc/impl/BitFieldReader.html" title="class in org.apache.orc.impl">BitFieldReader</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#getPresent--">getPresent</a></span>()</code>&nbsp;</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#nextBatch-org.apache.hadoop.hive.ql.exec.vector.VectorizedRowBatch-int-">nextBatch</a></span>(<a href="http://orc.apache.org/api/hive-storage-api/org/apache/hadoop/hive/ql/exec/vector/VectorizedRowBatch.html?is-external=true" title="class or interface in org.apache.hadoop.hive.ql.exec.vector">VectorizedRowBatch</a>&nbsp;batch,
int&nbsp;batchSize)</code>
<div class="block">Called at the top level to read into the given batch.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#nextVector-org.apache.hadoop.hive.ql.exec.vector.ColumnVector-boolean:A-int-">nextVector</a></span>(<a href="http://orc.apache.org/api/hive-storage-api/org/apache/hadoop/hive/ql/exec/vector/ColumnVector.html?is-external=true" title="class or interface in org.apache.hadoop.hive.ql.exec.vector">ColumnVector</a>&nbsp;previous,
boolean[]&nbsp;isNull,
int&nbsp;batchSize)</code>
<div class="block">Populates the isNull vector array in the previousVector object based on
the present stream values.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#seek-org.apache.orc.impl.PositionProvider-">seek</a></span>(<a href="../../../../org/apache/orc/impl/PositionProvider.html" title="interface in org.apache.orc.impl">PositionProvider</a>&nbsp;index)</code>&nbsp;</td>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/TreeReaderFactory.TreeReader.html#seek-org.apache.orc.impl.PositionProvider:A-">seek</a></span>(<a href="../../../../org/apache/orc/impl/PositionProvider.html" title="interface in org.apache.orc.impl">PositionProvider</a>[]&nbsp;index)</code>
<div class="block">Seek to the given position.</div>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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="http://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>Field Detail</h3>
<a name="columnId">
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<h4>columnId</h4>
<pre>protected final&nbsp;int columnId</pre>
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<a name="present">
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<h4>present</h4>
<pre>protected&nbsp;<a href="../../../../org/apache/orc/impl/BitFieldReader.html" title="class in org.apache.orc.impl">BitFieldReader</a> present</pre>
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<h4>vectorColumnCount</h4>
<pre>protected&nbsp;int vectorColumnCount</pre>
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<h4>context</h4>
<pre>protected final&nbsp;<a href="../../../../org/apache/orc/impl/TreeReaderFactory.Context.html" title="interface in org.apache.orc.impl">TreeReaderFactory.Context</a> context</pre>
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<h4>TreeReader</h4>
<pre>protected&nbsp;TreeReader(int&nbsp;columnId,
<a href="../../../../org/apache/orc/impl/InStream.html" title="class in org.apache.orc.impl">InStream</a>&nbsp;in,
<a href="../../../../org/apache/orc/impl/TreeReaderFactory.Context.html" title="interface in org.apache.orc.impl">TreeReaderFactory.Context</a>&nbsp;context)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="createIntegerReader-org.apache.orc.OrcProto.ColumnEncoding.Kind-org.apache.orc.impl.InStream-boolean-org.apache.orc.impl.TreeReaderFactory.Context-">
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<h4>createIntegerReader</h4>
<pre>protected static&nbsp;<a href="../../../../org/apache/orc/impl/IntegerReader.html" title="interface in org.apache.orc.impl">IntegerReader</a>&nbsp;createIntegerReader(<a href="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.ColumnEncoding.Kind.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.ColumnEncoding.Kind</a>&nbsp;kind,
<a href="../../../../org/apache/orc/impl/InStream.html" title="class in org.apache.orc.impl">InStream</a>&nbsp;in,
boolean&nbsp;signed,
<a href="../../../../org/apache/orc/impl/TreeReaderFactory.Context.html" title="interface in org.apache.orc.impl">TreeReaderFactory.Context</a>&nbsp;context)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="seek-org.apache.orc.impl.PositionProvider:A-">
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<h4>seek</h4>
<pre>public&nbsp;void&nbsp;seek(<a href="../../../../org/apache/orc/impl/PositionProvider.html" title="interface in org.apache.orc.impl">PositionProvider</a>[]&nbsp;index)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Seek to the given position.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>index</code> - the indexes loaded from the file</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="seek-org.apache.orc.impl.PositionProvider-">
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<h4>seek</h4>
<pre>public&nbsp;void&nbsp;seek(<a href="../../../../org/apache/orc/impl/PositionProvider.html" title="interface in org.apache.orc.impl">PositionProvider</a>&nbsp;index)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
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<a name="countNonNulls-long-">
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<h4>countNonNulls</h4>
<pre>protected&nbsp;long&nbsp;countNonNulls(long&nbsp;rows)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public&nbsp;void&nbsp;nextBatch(<a href="http://orc.apache.org/api/hive-storage-api/org/apache/hadoop/hive/ql/exec/vector/VectorizedRowBatch.html?is-external=true" title="class or interface in org.apache.hadoop.hive.ql.exec.vector">VectorizedRowBatch</a>&nbsp;batch,
int&nbsp;batchSize)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Called at the top level to read into the given batch.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>batch</code> - the batch to read into</dd>
<dd><code>batchSize</code> - the number of rows to read</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public&nbsp;void&nbsp;nextVector(<a href="http://orc.apache.org/api/hive-storage-api/org/apache/hadoop/hive/ql/exec/vector/ColumnVector.html?is-external=true" title="class or interface in org.apache.hadoop.hive.ql.exec.vector">ColumnVector</a>&nbsp;previous,
boolean[]&nbsp;isNull,
int&nbsp;batchSize)
throws <a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Populates the isNull vector array in the previousVector object based on
the present stream values. This function is called from all the child
readers, and they all set the values based on isNull field value.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>previous</code> - The columnVector object whose isNull value is populated</dd>
<dd><code>isNull</code> - Whether the each value was null at a higher level. If
isNull is null, all values are non-null.</dd>
<dd><code>batchSize</code> - Size of the column vector</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public&nbsp;<a href="../../../../org/apache/orc/impl/BitFieldReader.html" title="class in org.apache.orc.impl">BitFieldReader</a>&nbsp;getPresent()</pre>
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<pre>public&nbsp;int&nbsp;getColumnId()</pre>
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