charite.christo.libs
Class UncompressInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          charite.christo.libs.UncompressInputStream

All Implemented Interfaces:

java.io.Closeable

public class UncompressInputStream
extends java.io.FilterInputStream

This class decompresses an input stream containing data compressed with the unix "compress" utility (LZC, a LZW variant). This code is based heavily on the unlzw.c code in gzip-1.2.4 (written by Peter Jannesen) and the original compress code.

Constructor Summary

UncompressInputStream(java.io.InputStream is)

Method Summary

int	available()
int	read()
int	read(byte[] buf, int off, int len)
long	skip(long num)

Methods inherited from class java.io.FilterInputStream

close, mark, markSupported, read, reset

Methods inherited from class java.lang.Object

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

Constructor Detail

UncompressInputStream

public UncompressInputStream(java.io.InputStream is)
                      throws java.io.IOException

Parameters:

is - the input stream to decompress

Throws:

java.io.IOException - if the header is malformed

Method Detail

read

public int read()
         throws java.io.IOException

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

read

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

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

skip

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

Overrides:

skip in class java.io.FilterInputStream

Throws:

java.io.IOException

available

public int available()
              throws java.io.IOException

Overrides:

available in class java.io.FilterInputStream

Throws:

java.io.IOException