net.sf.mmm.crypto.symmetric.key

Class SymmetricKeyConfig

java.lang.Object

net.sf.mmm.crypto.CryptoConfig

net.sf.mmm.crypto.algorithm.CryptoAlgorithmConfig

net.sf.mmm.crypto.key.KeyConfig

net.sf.mmm.crypto.symmetric.key.SymmetricKeyConfig

All Implemented Interfaces:

CryptoAlgorithm, AbstractGetKeyLength

Direct Known Subclasses:

SymmetricKeyConfigPbe

public abstract class SymmetricKeyConfig
extends KeyConfig

KeyConfig for symmetric cryptography.

Since:

1.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
private SymmetricKeySpecFactory	keySpecFactory

Fields inherited from class net.sf.mmm.crypto.algorithm.CryptoAlgorithmConfig

algorithm

Fields inherited from class net.sf.mmm.crypto.CryptoConfig

provider

Constructor Summary

Constructors

Constructor and Description
SymmetricKeyConfig(String algorithm, SecurityProvider provider, int keyLength, SymmetricKeySpecFactory keySpecFactory) The constructor.

Method Summary

Modifier and Type	Method and Description
abstract int	getKeyLength(SecretKey key, SecretKeyFactory keyFactory)
SymmetricKeySpecFactory	getKeySpecFactory()

Methods inherited from class net.sf.mmm.crypto.key.KeyConfig

getKeyLength

Methods inherited from class net.sf.mmm.crypto.algorithm.CryptoAlgorithmConfig

getAlgorithm

Methods inherited from class net.sf.mmm.crypto.CryptoConfig

getProvider

Methods inherited from class java.lang.Object

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

Field Detail

keySpecFactory

private final SymmetricKeySpecFactory keySpecFactory

Constructor Detail

SymmetricKeyConfig

public SymmetricKeyConfig(String algorithm,
                          SecurityProvider provider,
                          int keyLength,
                          SymmetricKeySpecFactory keySpecFactory)

The constructor.

Parameters:

algorithm - the algorithm.

provider - the SecurityProvider.

keyLength - the key length in bits.

keySpecFactory - the key spec factory.

Method Detail

getKeySpecFactory

public SymmetricKeySpecFactory getKeySpecFactory()

Returns:

the SymmetricKeySpecFactory.

getKeyLength

public abstract int getKeyLength(SecretKey key,
                                 SecretKeyFactory keyFactory)

Parameters:

key - the SecretKey.

keyFactory - the SecretKeyFactory.

Returns:

the key length of the given SecretKey.