org.progeeks.util
Class ProgressReporterReader

java.lang.Object
  java.io.Reader
      java.io.FilterReader
          org.progeeks.util.ProgressReporterReader

All Implemented Interfaces:

java.io.Closeable, java.lang.Readable

public class ProgressReporterReader
extends java.io.FilterReader

Wraps a reader to provide progress reporting. If the user cancels through the progress reporting mechanism then an InterruptedIOException will be thrown.

Version:

$Revision: 1.2 $

Author:

Paul Speed

Field Summary

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

ProgressReporterReader(java.io.Reader in, ProgressReporter reporter, long estimatedSize)

Method Summary

void	close()
void	mark(int readAheadLimit)
boolean	markSupported()
int	read()
int	read(char[] cbuf, int off, int len)
void	reset()
long	skip(long n)
protected void	updateBytesRead(long delta)

Methods inherited from class java.io.FilterReader

ready

Methods inherited from class java.io.Reader

read, read

Methods inherited from class java.lang.Object

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

Constructor Detail

ProgressReporterReader

public ProgressReporterReader(java.io.Reader in,
                              ProgressReporter reporter,
                              long estimatedSize)

Method Detail

updateBytesRead

protected void updateBytesRead(long delta)

read

public int read()
         throws java.io.IOException

Overrides:

read in class java.io.FilterReader

Throws:

java.io.IOException

read

public int read(char[] cbuf,
                int off,
                int len)
         throws java.io.IOException

Overrides:

read in class java.io.FilterReader

Throws:

java.io.IOException

skip

public long skip(long n)
          throws java.io.IOException

Overrides:

skip in class java.io.FilterReader

Throws:

java.io.IOException

markSupported

public boolean markSupported()

Overrides:

markSupported in class java.io.FilterReader

mark

public void mark(int readAheadLimit)
          throws java.io.IOException

Overrides:

mark in class java.io.FilterReader

Throws:

java.io.IOException

reset

public void reset()
           throws java.io.IOException

Overrides:

reset in class java.io.FilterReader

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.FilterReader

Throws:

java.io.IOException