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<h2 title="Class PortableDataStream" class="title">Class PortableDataStream</h2>
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<li>java.lang.Object</li>
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<pre>public class <span class="strong">PortableDataStream</span>
extends java.lang.Object
implements scala.Serializable</pre>
<div class="block">A class that allows DataStreams to be serialized and moved around by not creating them
 until they need to be read</div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../serialized-form.html#org.apache.spark.input.PortableDataStream">Serialized Form</a></dd></dl>
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<td class="colOne"><code><strong><a href="../../../../org/apache/spark/input/PortableDataStream.html#PortableDataStream(org.apache.hadoop.mapreduce.lib.input.CombineFileSplit, org.apache.hadoop.mapreduce.TaskAttemptContext, java.lang.Integer)">PortableDataStream</a></strong>(org.apache.hadoop.mapreduce.lib.input.CombineFileSplit&nbsp;isplit,
                  org.apache.hadoop.mapreduce.TaskAttemptContext&nbsp;context,
                  java.lang.Integer&nbsp;index)</code>&nbsp;</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/spark/input/PortableDataStream.html#close()">close</a></strong>()</code>
<div class="block">Close the file (if it is currently open)</div>
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<td class="colFirst"><code>java.lang.String</code></td>
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<td class="colFirst"><code>java.io.DataInputStream</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/spark/input/PortableDataStream.html#open()">open</a></strong>()</code>
<div class="block">Create a new DataInputStream from the split and context</div>
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<td class="colFirst"><code>byte[]</code></td>
<td class="colLast"><code><strong><a href="../../../../org/apache/spark/input/PortableDataStream.html#toArray()">toArray</a></strong>()</code>
<div class="block">Read the file as a byte array</div>
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<h4>PortableDataStream</h4>
<pre>public&nbsp;PortableDataStream(org.apache.hadoop.mapreduce.lib.input.CombineFileSplit&nbsp;isplit,
                  org.apache.hadoop.mapreduce.TaskAttemptContext&nbsp;context,
                  java.lang.Integer&nbsp;index)</pre>
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<pre>public&nbsp;java.io.DataInputStream&nbsp;open()</pre>
<div class="block">Create a new DataInputStream from the split and context</div>
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