edu.vt.middleware.crypt.digest
Class SHA512

java.lang.Object
  edu.vt.middleware.crypt.AbstractAlgorithm
      edu.vt.middleware.crypt.AbstractRandomizableAlgorithm
          edu.vt.middleware.crypt.digest.DigestAlgorithm
              edu.vt.middleware.crypt.digest.SHA512

All Implemented Interfaces:

Algorithm, Randomizable

public class SHA512
extends DigestAlgorithm

SHA512 contains functions for hashing data using the SHA-512 algorithm. This algorithm outputs a 512 bit hash.

Version:

$Revision: 3 $

Author:

Middleware Services

Field Summary

Fields inherited from class edu.vt.middleware.crypt.digest.DigestAlgorithm

CHUNK_SIZE, digest, salt

Fields inherited from class edu.vt.middleware.crypt.AbstractRandomizableAlgorithm

randomByteSize

Fields inherited from class edu.vt.middleware.crypt.AbstractAlgorithm

algorithm, logger, randomProvider

Constructor Summary

SHA512()
Creates an uninitialized instance of an SHA512 digest.

SHA512(boolean randomize)
Creates a new SHA512 digest that may optionally be initialized with random data.

SHA512(byte[] salt)
Creates a new SHA512 digest and initializes it with the given salt.

Method Summary

Methods inherited from class edu.vt.middleware.crypt.digest.DigestAlgorithm

digest, digest, digest, digest, getDigest, getRandomSalt, newInstance, setDigest, setSalt

Methods inherited from class edu.vt.middleware.crypt.AbstractRandomizableAlgorithm

getRandomByteSize, setRandomByteSize

Methods inherited from class edu.vt.middleware.crypt.AbstractAlgorithm

getAlgorithm, getRandomData, setRandomProvider, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

SHA512

public SHA512()

Creates an uninitialized instance of an SHA512 digest.

SHA512

public SHA512(boolean randomize)

Creates a new SHA512 digest that may optionally be initialized with random data.

Parameters:

randomize - True to randomize initial state of digest, false otherwise.

SHA512

public SHA512(byte[] salt)

Creates a new SHA512 digest and initializes it with the given salt.

Parameters:

salt - Salt data used to initialize digest computation.