net.vattp.data
Class MsgTransformer

java.lang.Object
  |
  +--net.vattp.data.MsgTransformer

Direct Known Subclasses:

Decrypt3DES, Encrypt3DES

abstract class MsgTransformer

extends Object

Constructor Summary

(package private)

MsgTransformer()

Method Summary

(package private) abstract byte[]	getSuspendInfo() Get any information which will be required to resume a suspended connection.
(package private) abstract void	init() Initiate a transformation.
(package private) void	transform(byte[] buffer) Transform the data.
(package private) abstract void	transform(byte[] buffer, int off, int len) Transform the data.

Methods inherited from class java.lang.Object

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

Constructor Detail

MsgTransformer

MsgTransformer()

Method Detail

getSuspendInfo

abstract byte[] getSuspendInfo()

Get any information which will be required to resume a suspended connection.

init

abstract void init()

Initiate a transformation. This method must be called before the first transformation is called.

transform

void transform(byte[] buffer)

Transform the data.

Parameters:

buffer - is the data to be transformed.

transform

abstract void transform(byte[] buffer,
                        int off,
                        int len)

Transform the data.

Parameters:

buffer - is the data to be transformed.

off - is the offset in buffer to start the transformation

len - is the length to transform.