com.googlecode.jinahya.nica.util

Class HacJCE

java.lang.Object

com.googlecode.jinahya.nica.util.Hac

com.googlecode.jinahya.nica.util.HacJCE

public class HacJCE
extends Hac

Author:

Jin Kwon

Constructor Summary

Constructors

Constructor and Description
HacJCE(byte[] key) Creates a new instance.

Method Summary

Methods

Modifier and Type	Method and Description
byte[]	authenticate(byte[] message) Authenticates given message.
static Hac	newSynchronizedInstance(byte[] key) Returns a synchronized (thread-safe) hac.

Methods inherited from class com.googlecode.jinahya.nica.util.Hac

authenticate, authenticateToString, authenticateToString, synchronizedHac

Methods inherited from class java.lang.Object

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

Constructor Detail

HacJCE

public HacJCE(byte[] key)

Creates a new instance.

Parameters:

key - encryption key.

Method Detail

newSynchronizedInstance

public static Hac newSynchronizedInstance(byte[] key)

Returns a synchronized (thread-safe) hac. In order to guarantee serial access, it is critical that all access to the backing hac is accomplished through the returned hac.

Parameters:

key - the encryption key

Returns:

a synchronized instance.

authenticate

public byte[] authenticate(byte[] message)

Description copied from class: Hac

Authenticates given message.

Specified by:

authenticate in class Hac

Parameters:

message - the message to authenticate

Returns:

authentication output