com.jscape.inet.ssh.transport.compression
Class Compression

java.lang.Object
  com.jscape.inet.ssh.transport.compression.Compression

Direct Known Subclasses:

NullCompression, ZlibCompression

public abstract class Compression
extends java.lang.Object

Version:

1.0

Author:

Alex Usun

Field Summary

static int	COMPRESS_MODE
static int	DECOMPRESS_MODE

Method Summary

java.lang.String	getAlgorithm() Returns name of used algorithm.
int	getMode()
void	init(int opmode)
boolean	isInitialized()
abstract byte[]	update(byte[] data) Processes the specified data.
abstract byte[]	update(byte[] buffer, int i, int payloadLength)

Methods inherited from class java.lang.Object

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

Field Detail

COMPRESS_MODE

public static final int COMPRESS_MODE

See Also:

Constant Field Values

DECOMPRESS_MODE

public static final int DECOMPRESS_MODE

See Also:

Constant Field Values

Method Detail

init

public void init(int opmode)

Parameters:

opmode -

isInitialized

public boolean isInitialized()

Returns:

if compression is initialized

update

public abstract byte[] update(byte[] data)
                       throws CompressionException

Processes the specified data.

Parameters:

data - byte array of data.

Returns:

comressed data.

Throws:

CompressionException

getAlgorithm

public java.lang.String getAlgorithm()

Returns name of used algorithm.

Returns:

algoruthm name.

getMode

public int getMode()

Returns:

mode

update

public abstract byte[] update(byte[] buffer,
                              int i,
                              int payloadLength)