Class BaseDigest

java.lang.Object

net.schmizz.sshj.transport.digest.BaseDigest

All Implemented Interfaces:

Digest

Direct Known Subclasses:

MD5, SHA1, SHA256, SHA384, SHA512

public class BaseDigest
extends Object
implements Digest

Base class for Digest algorithms based on the JCE provider.

Field Summary

Fields

Modifier and Type	Field	Description
private final String	algorithm
private final int	bsize
private MessageDigest	md

Constructor Summary

Constructors

Constructor	Description
BaseDigest(String algorithm, int bsize)	Create a new digest using the given algorithm and block size.

Method Summary

Modifier and Type	Method	Description
byte[]	digest()
int	getBlockSize()
void	init()
void	update(byte[] foo)
void	update(byte[] foo, int start, int len)

Methods inherited from class Object

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

Field Details

algorithm

private final String algorithm

bsize

private final int bsize

md

private MessageDigest md

Constructor Details

BaseDigest

public BaseDigest(String algorithm,
 int bsize)

Create a new digest using the given algorithm and block size. The initialization and creation of the underlying MessageDigest object will be done in the init() method.

Parameters:

algorithm - the JCE algorithm to use for this digest

bsize - the block size of this digest

Method Details

digest

public byte[] digest()

Specified by:

digest in interface Digest

getBlockSize

public int getBlockSize()

Specified by:

getBlockSize in interface Digest

init

public void init()

Specified by:

init in interface Digest

update

public void update(byte[] foo)

Specified by:

update in interface Digest

update

public void update(byte[] foo,
 int start,
 int len)

Specified by:

update in interface Digest