org.apache.spark.storage
Class TimeTrackingOutputStream

Object
  java.io.OutputStream
      org.apache.spark.storage.TimeTrackingOutputStream

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable

public final class TimeTrackingOutputStream
extends java.io.OutputStream

Intercepts write calls and tracks total time spent writing in order to update shuffle write metrics. Not thread safe.

Constructor Summary

TimeTrackingOutputStream(org.apache.spark.executor.ShuffleWriteMetrics writeMetrics, java.io.OutputStream outputStream)

Method Summary

void	close()
void	flush()
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TimeTrackingOutputStream

public TimeTrackingOutputStream(org.apache.spark.executor.ShuffleWriteMetrics writeMetrics,
                                java.io.OutputStream outputStream)

Method Detail

write

public void write(int b)
           throws java.io.IOException

Specified by:

write in class java.io.OutputStream

Throws:

java.io.IOException

write

public void write(byte[] b)
           throws java.io.IOException

Overrides:

write in class java.io.OutputStream

Throws:

java.io.IOException

write

public void write(byte[] b,
                  int off,
                  int len)
           throws java.io.IOException

Overrides:

write in class java.io.OutputStream

Throws:

java.io.IOException

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in interface java.io.Flushable

Overrides:

flush in class java.io.OutputStream

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Overrides:

close in class java.io.OutputStream

Throws:

java.io.IOException