com.planetj.servlet.filter.compression
Class StatsOutputStream

java.lang.Object
  java.io.OutputStream
      com.planetj.servlet.filter.compression.StatsOutputStream

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable

final class StatsOutputStream
extends java.io.OutputStream

An OutputStream that decorates another OutputStream and notes when bytes are written to the stream. Callers create an instance of StatsOutputStream with an instance of StatsOutputStream.StatsCallback, which receives notification of writes. This information might be used to tally the number of bytes written to a stream.

Author:

Sean Owen

Nested Class Summary

(package private) static interface

StatsOutputStream.StatsCallback

Field Summary

private java.io.OutputStream	outputStream
private StatsOutputStream.StatsCallback	statsCallback

Constructor Summary

StatsOutputStream(java.io.OutputStream outputStream, StatsOutputStream.StatsCallback statsCallback)

Method Summary

void	close()
void	flush()
java.lang.String	toString()
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, wait, wait, wait

Field Detail

outputStream

private final java.io.OutputStream outputStream

statsCallback

private final StatsOutputStream.StatsCallback statsCallback

Constructor Detail

StatsOutputStream

StatsOutputStream(java.io.OutputStream outputStream,
                  StatsOutputStream.StatsCallback statsCallback)

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

toString

@NotNull
public java.lang.String toString()

Overrides:

toString in class java.lang.Object