Package net.targetr.wtm3.io

Class MonitoredInputStream

java.lang.Object

java.io.InputStream

net.targetr.wtm3.io.MonitoredInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class MonitoredInputStream
extends InputStream

Keeps track of how many bytes are read from an input stream.

Used for statistical purposes.

Author:

Dr Michael Gardiner

Constructor Summary

Constructors

Constructor	Description
MonitoredInputStream(InputStream in, AtomicLong counter)	Decorates a stream with the ability to monitor how much data is transferred.

Method Summary

Modifier and Type	Method	Description
void	close()
int	read()
int	read(byte[] data, int off, int len)
void	setInterception(OutputStream interception)	Adds an output stream to receive data received on this output stream.

Methods inherited from class java.io.InputStream

available, mark, markSupported, nullInputStream, read, readAllBytes, readNBytes, readNBytes, reset, skip, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Constructor Details

MonitoredInputStream

public MonitoredInputStream(InputStream in,
 AtomicLong counter)

Decorates a stream with the ability to monitor how much data is transferred.

Parameters:

in - The input stream to monitor.

counter - The counter that should be incremented.

Method Details

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

public int read(byte[] data,
 int off,
 int len)
         throws IOException

Overrides:

read in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

Throws:

IOException

setInterception

public void setInterception(OutputStream interception)

Adds an output stream to receive data received on this output stream.

Parameters:

interception - where to send intercepted data.