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<div class="subTitle">org.apache.orc.impl</div>
<h2 title="Class PhysicalFsWriter.VariantTracker" class="title">Class PhysicalFsWriter.VariantTracker</h2>
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<pre>protected static class <span class="typeNameLabel">PhysicalFsWriter.VariantTracker</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>
<div class="block">Record the information about each column encryption variant.
The unencrypted data and each encrypted column root are variants.</div>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.ColumnStatistics.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.ColumnStatistics</a>[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#fileStats">fileStats</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../../../org/apache/orc/impl/writer/StreamOptions.html" title="class in org.apache.orc.impl.writer">StreamOptions</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#options">options</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="../../../../org/apache/orc/impl/StreamName.html" title="class in org.apache.orc.impl">StreamName</a>,<a href="http://orc.apache.org/api/orc-core/org/apache/orc/impl/PhysicalFsWriter.BufferedStream.html?is-external=true" title="class or interface in org.apache.orc.impl">org.apache.orc.impl.PhysicalFsWriter.BufferedStream</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#streams">streams</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="http://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="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.ColumnStatistics.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.ColumnStatistics</a>&gt;[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#stripeStats">stripeStats</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="http://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="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.Stream.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.Stream</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#stripeStatsStreams">stripeStatsStreams</a></span></code>&nbsp;</td>
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<td class="colFirst"><code><a href="http://orc.apache.org/api/orc-core/org/apache/orc/impl/PhysicalFsWriter.BufferedStream.html?is-external=true" title="class or interface in org.apache.orc.impl">org.apache.orc.impl.PhysicalFsWriter.BufferedStream</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#createStream-org.apache.orc.impl.StreamName-">createStream</a></span>(<a href="../../../../org/apache/orc/impl/StreamName.html" title="class in org.apache.orc.impl">StreamName</a>&nbsp;name)</code>&nbsp;</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#getFileBytes-int-">getFileBytes</a></span>(int&nbsp;column)</code>
<div class="block">Computed the size of the given column on disk for this stripe.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="http://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="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.Stream.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.Stream</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#placeStreams-org.apache.orc.impl.StreamName.Area-org.apache.orc.impl.PhysicalFsWriter.SizeCounters-">placeStreams</a></span>(<a href="../../../../org/apache/orc/impl/StreamName.Area.html" title="enum in org.apache.orc.impl">StreamName.Area</a>&nbsp;area,
<a href="http://orc.apache.org/api/orc-core/org/apache/orc/impl/PhysicalFsWriter.SizeCounters.html?is-external=true" title="class or interface in org.apache.orc.impl">org.apache.orc.impl.PhysicalFsWriter.SizeCounters</a>&nbsp;sizes)</code>
<div class="block">Place the streams in the appropriate area while updating the sizes
with the number of bytes in the area.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/orc/impl/PhysicalFsWriter.VariantTracker.html#writeStreams-org.apache.orc.impl.StreamName.Area-org.apache.hadoop.fs.FSDataOutputStream-">writeStreams</a></span>(<a href="../../../../org/apache/orc/impl/StreamName.Area.html" title="enum in org.apache.orc.impl">StreamName.Area</a>&nbsp;area,
<a href="http://hadoop.apache.org/docs/r2.7.3/api/org/apache/hadoop/fs/FSDataOutputStream.html?is-external=true" title="class or interface in org.apache.hadoop.fs">FSDataOutputStream</a>&nbsp;raw)</code>
<div class="block">Write the streams in the appropriate area.</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>
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<h4>streams</h4>
<pre>protected final&nbsp;<a href="http://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="../../../../org/apache/orc/impl/StreamName.html" title="class in org.apache.orc.impl">StreamName</a>,<a href="http://orc.apache.org/api/orc-core/org/apache/orc/impl/PhysicalFsWriter.BufferedStream.html?is-external=true" title="class or interface in org.apache.orc.impl">org.apache.orc.impl.PhysicalFsWriter.BufferedStream</a>&gt; streams</pre>
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<h4>options</h4>
<pre>protected final&nbsp;<a href="../../../../org/apache/orc/impl/writer/StreamOptions.html" title="class in org.apache.orc.impl.writer">StreamOptions</a> options</pre>
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<a name="stripeStats">
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<h4>stripeStats</h4>
<pre>protected final&nbsp;<a href="http://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="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.ColumnStatistics.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.ColumnStatistics</a>&gt;[] stripeStats</pre>
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<h4>stripeStatsStreams</h4>
<pre>protected final&nbsp;<a href="http://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="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.Stream.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.Stream</a>&gt; stripeStatsStreams</pre>
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<h4>fileStats</h4>
<pre>protected final&nbsp;<a href="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.ColumnStatistics.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.ColumnStatistics</a>[] fileStats</pre>
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<h4>createStream</h4>
<pre>public&nbsp;<a href="http://orc.apache.org/api/orc-core/org/apache/orc/impl/PhysicalFsWriter.BufferedStream.html?is-external=true" title="class or interface in org.apache.orc.impl">org.apache.orc.impl.PhysicalFsWriter.BufferedStream</a>&nbsp;createStream(<a href="../../../../org/apache/orc/impl/StreamName.html" title="class in org.apache.orc.impl">StreamName</a>&nbsp;name)</pre>
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<a name="placeStreams-org.apache.orc.impl.StreamName.Area-org.apache.orc.impl.PhysicalFsWriter.SizeCounters-">
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<h4>placeStreams</h4>
<pre>public&nbsp;<a href="http://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="http://orc.apache.org/api/orc-core/org/apache/orc/OrcProto.Stream.html?is-external=true" title="class or interface in org.apache.orc">OrcProto.Stream</a>&gt;&nbsp;placeStreams(<a href="../../../../org/apache/orc/impl/StreamName.Area.html" title="enum in org.apache.orc.impl">StreamName.Area</a>&nbsp;area,
<a href="http://orc.apache.org/api/orc-core/org/apache/orc/impl/PhysicalFsWriter.SizeCounters.html?is-external=true" title="class or interface in org.apache.orc.impl">org.apache.orc.impl.PhysicalFsWriter.SizeCounters</a>&nbsp;sizes)</pre>
<div class="block">Place the streams in the appropriate area while updating the sizes
with the number of bytes in the area.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>area</code> - the area to write</dd>
<dd><code>sizes</code> - the sizes of the areas</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the list of stream descriptions to add</dd>
</dl>
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<h4>writeStreams</h4>
<pre>public&nbsp;void&nbsp;writeStreams(<a href="../../../../org/apache/orc/impl/StreamName.Area.html" title="enum in org.apache.orc.impl">StreamName.Area</a>&nbsp;area,
<a href="http://hadoop.apache.org/docs/r2.7.3/api/org/apache/hadoop/fs/FSDataOutputStream.html?is-external=true" title="class or interface in org.apache.hadoop.fs">FSDataOutputStream</a>&nbsp;raw)
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">Write the streams in the appropriate area.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>area</code> - the area to write</dd>
<dd><code>raw</code> - the raw stream to write to</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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<h4>getFileBytes</h4>
<pre>public&nbsp;long&nbsp;getFileBytes(int&nbsp;column)</pre>
<div class="block">Computed the size of the given column on disk for this stripe.
It excludes the index streams.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - a column id</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the total number of bytes</dd>
</dl>
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