org.apache.spark.storage

Class TimeTrackingOutputStream

java.lang.Object

java.io.OutputStream

org.apache.spark.storage.TimeTrackingOutputStream

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

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

Constructors

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

Method Summary

Methods

Modifier and Type	Method and Description
void	close()
void	flush()
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.lang.Object

clone, equals, finalize, 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

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.io.OutputStream

Throws:

java.io.IOException