uk.org.retep.util.io.bzip2
Class BZip2OutputStream

java.lang.Object
  java.io.OutputStream
      uk.org.retep.util.io.bzip2.BZip2OutputStream

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable

@NotThreadSafe
public class BZip2OutputStream
extends java.io.OutputStream

An output stream that compresses into the BZip2 format (without the file header chars) into another stream.

Author:

Keiron Liddle TODO: Update to BZip2 1.0.1

Field Summary

static int	baseBlockSize
protected static int	CLEARMASK
protected static int	DEPTH_THRESH
static int	G_SIZE
protected static int	GREATER_ICOST
protected static int	LESSER_ICOST
static int	MAX_ALPHA_SIZE
static int	MAX_CODE_LEN
static int	MAX_SELECTORS
static int	N_GROUPS
static int	N_ITERS
static int	NUM_OVERSHOOT_BYTES
protected static int	QSORT_STACK_SIZE
static int[]	rNums
static int	RUNA
static int	RUNB
protected static int	SETMASK
protected static int	SMALL_THRESH

Constructor Summary

BZip2OutputStream(java.io.OutputStream inStream)

BZip2OutputStream(java.io.OutputStream inStream, int inBlockSize)

Method Summary

void	close()
protected void	finalize()
void	flush()
protected static void	hbMakeCodeLengths(char[] len, int[] freq, int alphaSize, int maxLen)
void	write(int bv) modified by Oliver Merkel, 010128

Methods inherited from class java.io.OutputStream

write, write

Methods inherited from class java.lang.Object

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

Field Detail

SETMASK

protected static final int SETMASK

See Also:

Constant Field Values

CLEARMASK

protected static final int CLEARMASK

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Constant Field Values

GREATER_ICOST

protected static final int GREATER_ICOST

See Also:

Constant Field Values

LESSER_ICOST

protected static final int LESSER_ICOST

See Also:

Constant Field Values

SMALL_THRESH

protected static final int SMALL_THRESH

See Also:

Constant Field Values

DEPTH_THRESH

protected static final int DEPTH_THRESH

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Constant Field Values

QSORT_STACK_SIZE

protected static final int QSORT_STACK_SIZE

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Constant Field Values

baseBlockSize

public static final int baseBlockSize

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Constant Field Values

MAX_ALPHA_SIZE

public static final int MAX_ALPHA_SIZE

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Constant Field Values

MAX_CODE_LEN

public static final int MAX_CODE_LEN

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Constant Field Values

RUNA

public static final int RUNA

See Also:

Constant Field Values

RUNB

public static final int RUNB

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Constant Field Values

N_GROUPS

public static final int N_GROUPS

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Constant Field Values

G_SIZE

public static final int G_SIZE

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Constant Field Values

N_ITERS

public static final int N_ITERS

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Constant Field Values

MAX_SELECTORS

public static final int MAX_SELECTORS

See Also:

Constant Field Values

NUM_OVERSHOOT_BYTES

public static final int NUM_OVERSHOOT_BYTES

See Also:

Constant Field Values

rNums

public static final int[] rNums

Constructor Detail

BZip2OutputStream

public BZip2OutputStream(java.io.OutputStream inStream)
                  throws java.io.IOException

Throws:

java.io.IOException

BZip2OutputStream

public BZip2OutputStream(java.io.OutputStream inStream,
                         int inBlockSize)
                  throws java.io.IOException

Throws:

java.io.IOException

Method Detail

hbMakeCodeLengths

protected static void hbMakeCodeLengths(char[] len,
                                        int[] freq,
                                        int alphaSize,
                                        int maxLen)

write

public void write(int bv)
           throws java.io.IOException

modified by Oliver Merkel, 010128

Specified by:

write in class java.io.OutputStream

Parameters:

bv -

Throws:

java.io.IOException

finalize

protected void finalize()
                 throws java.lang.Throwable

Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Overrides:

close in class java.io.OutputStream

Throws:

java.io.IOException

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in interface java.io.Flushable

Overrides:

flush in class java.io.OutputStream

Throws:

java.io.IOException