org.freehep.application
Class StoppableInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          org.freehep.application.StoppableInputStream

All Implemented Interfaces:

Closeable, BoundedRangeModel, Stoppable

public class StoppableInputStream
extends FilterInputStream
implements Stoppable, BoundedRangeModel

An input stream which also implements Stoppable. Useful when downloading files in order to provide the user with feedback on progress.

Version:

$Id: StoppableInputStream.java 8584 2006-08-10 23:06:37Z duns $

Author:

Tony Johnson (tonyj@slac.stanford.edu)

Field Summary

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

StoppableInputStream(InputStream in, int length)

StoppableInputStream(URL url)

Method Summary

void	addChangeListener(ChangeListener x)
int	getExtent()
int	getMaximum()
int	getMinimum()
BoundedRangeModel	getModel()
int	getValue()
boolean	getValueIsAdjusting()
void	mark(int readlimit)
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	removeChangeListener(ChangeListener x)
void	reset()
void	setExtent(int newExtent)
void	setMaximum(int newMaximum)
void	setMinimum(int newMinimum)
void	setRangeProperties(int value, int extent, int min, int max, boolean adjusting)
void	setValue(int newValue)
void	setValueIsAdjusting(boolean b)
long	skip(long n)
void	stop()

Methods inherited from class java.io.FilterInputStream

available, close, markSupported

Methods inherited from class java.lang.Object

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

Constructor Detail

StoppableInputStream

public StoppableInputStream(URL url)
                     throws IOException

Throws:

IOException

StoppableInputStream

public StoppableInputStream(InputStream in,
                            int length)

Method Detail

getModel

public BoundedRangeModel getModel()

Specified by:

getModel in interface Stoppable

stop

public void stop()

Specified by:

stop in interface Stoppable

read

public int read(byte[] b)
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

public int read()
         throws IOException

Overrides:

read in class FilterInputStream

Throws:

IOException

read

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

Overrides:

read in class FilterInputStream

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class FilterInputStream

Throws:

IOException

reset

public void reset()
           throws IOException

Overrides:

reset in class FilterInputStream

Throws:

IOException

mark

public void mark(int readlimit)

Overrides:

mark in class FilterInputStream

addChangeListener

public void addChangeListener(ChangeListener x)

Specified by:

addChangeListener in interface BoundedRangeModel

removeChangeListener

public void removeChangeListener(ChangeListener x)

Specified by:

removeChangeListener in interface BoundedRangeModel

getExtent

public int getExtent()

Specified by:

getExtent in interface BoundedRangeModel

getMaximum

public int getMaximum()

Specified by:

getMaximum in interface BoundedRangeModel

getMinimum

public int getMinimum()

Specified by:

getMinimum in interface BoundedRangeModel

getValue

public int getValue()

Specified by:

getValue in interface BoundedRangeModel

getValueIsAdjusting

public boolean getValueIsAdjusting()

Specified by:

getValueIsAdjusting in interface BoundedRangeModel

setExtent

public void setExtent(int newExtent)

Specified by:

setExtent in interface BoundedRangeModel

setMaximum

public void setMaximum(int newMaximum)

Specified by:

setMaximum in interface BoundedRangeModel

setMinimum

public void setMinimum(int newMinimum)

Specified by:

setMinimum in interface BoundedRangeModel

setRangeProperties

public void setRangeProperties(int value,
                               int extent,
                               int min,
                               int max,
                               boolean adjusting)

Specified by:

setRangeProperties in interface BoundedRangeModel

setValue

public void setValue(int newValue)

Specified by:

setValue in interface BoundedRangeModel

setValueIsAdjusting

public void setValueIsAdjusting(boolean b)

Specified by:

setValueIsAdjusting in interface BoundedRangeModel