com.mucommander.io
Class ByteLimitInputStream

java.lang.Object
  java.io.InputStream
      com.mucommander.io.ByteLimitInputStream

All Implemented Interfaces:

java.io.Closeable

public class ByteLimitInputStream
extends java.io.InputStream

An InputStream that has a set limit to the number of bytes that can be read from it before the EOF is reached. The limit will have no effect if it is higher than the number of remaining bytes in the underlying stream.

This class is particularly useful for reading archive formats which contain concatenated files.

Author:

Maxence Bernard

See Also:

ArArchiveFile

Constructor Summary

ByteLimitInputStream(java.io.InputStream in, long size)

Method Summary

int	available()
void	close()
void	mark(int readLimit)
boolean	markSupported()
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	reset()
long	skip(long n)

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteLimitInputStream

public ByteLimitInputStream(java.io.InputStream in,
                            long size)

Method Detail

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] b)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

read

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

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException

skip

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

Overrides:

skip in class java.io.InputStream

Throws:

java.io.IOException

available

public int available()
              throws java.io.IOException

Overrides:

available in class java.io.InputStream

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.InputStream

Throws:

java.io.IOException

mark

public void mark(int readLimit)

Overrides:

mark in class java.io.InputStream

markSupported

public boolean markSupported()

Overrides:

markSupported in class java.io.InputStream

reset

public void reset()
           throws java.io.IOException

Overrides:

reset in class java.io.InputStream

Throws:

java.io.IOException