de.flexiprovider.core.rc2
Class RC2KeyGenerator

java.lang.Object
  |
  +--javax.crypto.KeyGeneratorSpi
        |
        +--de.flexiprovider.api.keys.SecretKeyGenerator
              |
              +--de.flexiprovider.core.rc2.interfaces.RC2KeyGenerator
                    |
                    +--de.flexiprovider.core.rc2.RC2KeyGenerator

public class RC2KeyGenerator

extends RC2KeyGenerator

This class generates new keys for the RC2 block cipher. The default key size is 64 bits.

Author:

Oliver Seiler

Constructor Summary

RC2KeyGenerator()

Method Summary

SecretKey	generateKey() Generate an RC2 key.
void	init(AlgorithmParameterSpec params, SecureRandom random) Initialize the key generator with the given parameters and source of randomness.
void	init(int keySize, SecureRandom random) Initialize this key generator with the given key size and source of randomness.
void	init(SecureRandom random) Initialize the key generator with the given source of randomness.

Methods inherited from class de.flexiprovider.core.rc2.interfaces.RC2KeyGenerator

engineInit

Methods inherited from class de.flexiprovider.api.keys.SecretKeyGenerator

engineGenerateKey, engineInit, engineInit, init, init, init

Methods inherited from class java.lang.Object

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

Constructor Detail

RC2KeyGenerator

public RC2KeyGenerator()

Method Detail

init

public void init(AlgorithmParameterSpec params,
                 SecureRandom random)
          throws InvalidAlgorithmParameterException

Initialize the key generator with the given parameters and source of randomness. If the parameters are null, the default parameters are used.

Overrides:

init in class SecretKeyGenerator

Parameters:

params - the parameters

random - the source of randomness

Throws:

InvalidAlgorithmParameterException - if the given parameters are null or not an instance of RC2KeyGenParameterSpec.

init

public void init(int keySize,
                 SecureRandom random)

Initialize this key generator with the given key size and source of randomness.

Overrides:

init in class SecretKeyGenerator

Parameters:

keySize - the key size in bits

random - the source of randomness

init

public void init(SecureRandom random)

Initialize the key generator with the given source of randomness.

Overrides:

init in class SecretKeyGenerator

Parameters:

random - the source of randomness

generateKey

public SecretKey generateKey()

Generate an RC2 key.

Overrides:

generateKey in class SecretKeyGenerator

Returns:

the generated RC2Key