uk.co.mmscomputing.io
Class ModHuffmanInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          uk.co.mmscomputing.io.BitInputStream
              uk.co.mmscomputing.io.ModHuffmanInputStream

All Implemented Interfaces:

java.io.Closeable, ModHuffmanTable

Direct Known Subclasses:

ModModREADInputStream

public class ModHuffmanInputStream
extends BitInputStream
implements ModHuffmanTable

Nested Class Summary

static class

ModHuffmanInputStream.ModHuffmanCodingException

Field Summary

protected int

state

Fields inherited from class uk.co.mmscomputing.io.BitInputStream

count, nextByteMoreSignificant

Fields inherited from class java.io.FilterInputStream

in

Fields inherited from interface uk.co.mmscomputing.io.ModHuffmanTable

BLACK, EOL, EOLCW, makeUpBlack, makeUpWhite, MAXCHUNK, termBlack, termWhite, WHITE

Constructor Summary

ModHuffmanInputStream(java.io.InputStream in)

Method Summary

protected int	checkEOL()
protected int	findToken(int[][] table)
int	getColour(int colwhite)
int	getState()
static void	main(java.lang.String[] argv)
int	read()
int	read(byte[] b)
int	read(byte[] b, int off, int len)
void	readEOL()
void	skipPadding(int bits)
void	syncWithEOL()

Methods inherited from class uk.co.mmscomputing.io.BitInputStream

availableBits, cbCount, clrBits, getBits, needBits, readBit, readBits, reset, setNextByteMoreSignificant

Methods inherited from class java.io.FilterInputStream

available, close, mark, markSupported, skip

Methods inherited from class java.lang.Object

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

Field Detail

state

protected int state

Constructor Detail

ModHuffmanInputStream

public ModHuffmanInputStream(java.io.InputStream in)

Method Detail

skipPadding

public void skipPadding(int bits)
                 throws java.io.IOException

Overrides:

skipPadding in class BitInputStream

Throws:

java.io.IOException

syncWithEOL

public void syncWithEOL()
                 throws java.io.IOException

Throws:

java.io.IOException

readEOL

public void readEOL()
             throws java.io.IOException

Throws:

java.io.IOException

getState

public int getState()

getColour

public int getColour(int colwhite)

read

public int read()
         throws java.io.IOException

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

read

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

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

read

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

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

findToken

protected int findToken(int[][] table)

checkEOL

protected int checkEOL()
                throws java.io.IOException

Throws:

java.io.IOException

main

public static void main(java.lang.String[] argv)