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java.lang.Objectjava.io.OutputStream
java.io.FilterOutputStream
java.io.DataOutputStream
org.apache.hadoop.mapred.MapTask.MapOutputBuffer.BlockingBuffer
protected class MapTask.MapOutputBuffer.BlockingBuffer
Inner class managing the spill of serialized records to disk.
Field Summary |
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Fields inherited from class java.io.DataOutputStream |
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written |
Fields inherited from class java.io.FilterOutputStream |
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out |
Constructor Summary | |
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MapTask.MapOutputBuffer.BlockingBuffer()
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Method Summary | |
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int |
markRecord()
Mark end of record. |
protected void |
reset()
Set position from last mark to end of writable buffer, then rewrite the data between last mark and kvindex. |
Methods inherited from class java.io.DataOutputStream |
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flush, size, write, write, writeBoolean, writeByte, writeBytes, writeChar, writeChars, writeDouble, writeFloat, writeInt, writeLong, writeShort, writeUTF |
Methods inherited from class java.io.FilterOutputStream |
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close, write |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface java.io.DataOutput |
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write |
Constructor Detail |
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public MapTask.MapOutputBuffer.BlockingBuffer()
Method Detail |
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public int markRecord()
protected void reset() throws java.io.IOException
java.io.IOException
markRecord()
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