Package org.apache.spark.storage

Class TimeTrackingOutputStream

Object

java.io.OutputStream

org.apache.spark.storage.TimeTrackingOutputStream

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable

@Private
public final class TimeTrackingOutputStream
extends OutputStream

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

Constructor Summary

Constructors

Constructor	Description
TimeTrackingOutputStream(org.apache.spark.shuffle.ShuffleWriteMetricsReporter writeMetrics, OutputStream outputStream)

Method Summary

Modifier and Type	Method	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.io.OutputStream

nullOutputStream

Methods inherited from class java.lang.Object

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

Constructor Details

TimeTrackingOutputStream

public TimeTrackingOutputStream(org.apache.spark.shuffle.ShuffleWriteMetricsReporter writeMetrics,
 OutputStream outputStream)

Method Details

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

write

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

Overrides:

write in class OutputStream

Throws:

IOException

flush

public void flush()
           throws IOException

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream

Throws:

IOException