org.cumulus4j.crypto.internal.symmetric
Class SecretKeyGeneratorImpl

java.lang.Object
  org.cumulus4j.crypto.internal.symmetric.SecretKeyGeneratorImpl

All Implemented Interfaces:

SecretKeyGenerator

public class SecretKeyGeneratorImpl
extends Object
implements SecretKeyGenerator

Default implementation of SecretKeyGenerator.

Author:

Marco หงุ่ยตระกูล-Schulze - marco at nightlabs dot de

Constructor Summary

SecretKeyGeneratorImpl()

Method Summary

KeyParameter	generateKey() Generate random a secret key.
void	init(KeyGenerationParameters params) Initialise this SecretKeyGenerator.

Methods inherited from class java.lang.Object

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

Constructor Detail

SecretKeyGeneratorImpl

public SecretKeyGeneratorImpl()

Method Detail

init

public void init(KeyGenerationParameters params)

Description copied from interface: SecretKeyGenerator

Initialise this SecretKeyGenerator. Implementations should be able to initialise with defaults, if no parameters are given (i.e. params being null). Usually, defaults mean to generate 256 bit keys.

Specified by:

init in interface SecretKeyGenerator

Parameters:

params - the parameters or null, if defaults should be used.

generateKey

public KeyParameter generateKey()

Description copied from interface: SecretKeyGenerator

Generate random a secret key. Throws an IllegalStateException, if SecretKeyGenerator.init(KeyGenerationParameters) was not yet called.

Specified by:

generateKey in interface SecretKeyGenerator

Returns:

the newly created secret key; never null.