Class CBZip2OutputStream

java.lang.Object

java.io.OutputStream

ecmwf.common.compression.bzip2a.CBZip2OutputStream

All Implemented Interfaces:

BZip2Constants, Closeable, Flushable, AutoCloseable

public final class CBZip2OutputStream
extends OutputStream
implements BZip2Constants

The Class CBZip2OutputStream.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final int	CLEARMASK	The Constant CLEARMASK.
protected static final int	DEPTH_THRESH	The Constant DEPTH_THRESH.
protected static final int	GREATER_ICOST	The Constant GREATER_ICOST.
protected static final int	LESSER_ICOST	The Constant LESSER_ICOST.
protected static final int	SETMASK	The Constant SETMASK.
protected static final int	SMALL_THRESH	The Constant SMALL_THRESH.

Fields inherited from interface ecmwf.common.compression.bzip2a.BZip2Constants

baseBlockSize, G_SIZE, MAX_ALPHA_SIZE, MAX_CODE_LEN, MAX_SELECTORS, N_GROUPS, N_ITERS, NUM_OVERSHOOT_BYTES, rNums, RUNA, RUNB

Constructor Summary

Constructors

Constructor	Description
CBZip2OutputStream(OutputStream inStream)	Instantiates a new CB zip 2 output stream.
CBZip2OutputStream(OutputStream inStream, int inBlockSize)	Instantiates a new CB zip 2 output stream.

Method Summary

Modifier and Type	Method	Description
void	close()	Close.
protected void	finalize()	Finalize.
void	flush()	Flush.
protected static void	hbMakeCodeLengths(char[] len, int[] freq, int alphaSize, int maxLen)	Hb make code lengths.
void	write(int bv)	modified by Oliver Merkel, 010128.

Methods inherited from class java.io.OutputStream

nullOutputStream, write, write

Methods inherited from class java.lang.Object

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

Field Details

SETMASK

protected static final int SETMASK

The Constant SETMASK.

See Also:

• Constant Field Values

CLEARMASK

protected static final int CLEARMASK

The Constant CLEARMASK.

See Also:

• Constant Field Values

GREATER_ICOST

protected static final int GREATER_ICOST

The Constant GREATER_ICOST.

See Also:

• Constant Field Values

LESSER_ICOST

protected static final int LESSER_ICOST

The Constant LESSER_ICOST.

See Also:

• Constant Field Values

SMALL_THRESH

protected static final int SMALL_THRESH

The Constant SMALL_THRESH.

See Also:

• Constant Field Values

DEPTH_THRESH

protected static final int DEPTH_THRESH

The Constant DEPTH_THRESH.

See Also:

• Constant Field Values

Constructor Details

CBZip2OutputStream

public CBZip2OutputStream(OutputStream inStream)
                   throws IOException

Instantiates a new CB zip 2 output stream.

Parameters:

inStream - the in stream

Throws:

IOException - Signals that an I/O exception has occurred.

CBZip2OutputStream

public CBZip2OutputStream(OutputStream inStream,
 int inBlockSize)
                   throws IOException

Instantiates a new CB zip 2 output stream.

Parameters:

inStream - the in stream

inBlockSize - the in block size

Throws:

IOException - Signals that an I/O exception has occurred.

Method Details

hbMakeCodeLengths

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

Hb make code lengths.

Parameters:

len - the len

freq - the freq

alphaSize - the alpha size

maxLen - the max len

write

public void write(int bv)
           throws IOException

modified by Oliver Merkel, 010128.

Specified by:

write in class OutputStream

Throws:

IOException

finalize

protected void finalize()
                 throws Throwable

Finalize.

Overrides:

finalize in class Object

Throws:

Throwable

close

public void close()
           throws IOException

Close.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream

Throws:

IOException

flush

public void flush()
           throws IOException

Flush.

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException