com.eyebolt.iplib
Class CRC16

java.lang.Object
  |
  +--com.eyebolt.iplib.CRC16

class CRC16

extends java.lang.Object

The CRC-16 class calculates a 16 bit cyclic redundancy check of a set of bytes. This error detecting code is used to determine if bit rot has occured in a byte stream.

Author:

jgardner

Field Summary

private int

value value contains the currently computed CRC, set to 0 initally

Constructor Summary

CRC16()
Constructor for the CRC16 object

Method Summary

int	getValue() value accessor
void	reset() reset CRC value to 0
void	update(byte aByte) update CRC with byte b
void	update(byte[] bytes) update CRC with an array of bytes

Methods inherited from class java.lang.Object

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

Field Detail

value

private int value

value contains the currently computed CRC, set to 0 initally

Constructor Detail

CRC16

public CRC16()

Constructor for the CRC16 object

Method Detail

getValue

public int getValue()

value accessor

Returns:

The Value value

update

public void update(byte aByte)

update CRC with byte b

Parameters:

aByte - Description of Parameter

update

public void update(byte[] bytes)

update CRC with an array of bytes

Parameters:

bytes - Description of Parameter

reset

public void reset()

reset CRC value to 0