Package org.bouncycastle.jcajce.provider.symmetric

Class DES.KeyFactory

java.lang.Object

javax.crypto.SecretKeyFactorySpi

org.bouncycastle.jcajce.provider.symmetric.util.BaseSecretKeyFactory

org.bouncycastle.jcajce.provider.symmetric.DES.KeyFactory

All Implemented Interfaces:

PBE

Enclosing class:

DES

public static class DES.KeyFactory
extends BaseSecretKeyFactory

Nested Class Summary

Nested classes/interfaces inherited from interface org.bouncycastle.jcajce.provider.symmetric.util.PBE

PBE.Util

Field Summary

Fields inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseSecretKeyFactory

algName, algOid

Fields inherited from interface org.bouncycastle.jcajce.provider.symmetric.util.PBE

MD5, OPENSSL, PKCS12, PKCS5S1, PKCS5S1_UTF8, PKCS5S2, PKCS5S2_UTF8, SHA1, SHA256

Constructor Summary

Constructors

Constructor	Description
KeyFactory()

Method Summary

Modifier and Type	Method	Description
protected SecretKey	engineGenerateSecret(KeySpec keySpec)	Generate a secret key from the specified key specification.
protected KeySpec	engineGetKeySpec(SecretKey key, Class keySpec)	Returns the key specification of the specified secret key.

Methods inherited from class org.bouncycastle.jcajce.provider.symmetric.util.BaseSecretKeyFactory

engineTranslateKey

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyFactory

public KeyFactory()

Method Detail

engineGetKeySpec

protected KeySpec engineGetKeySpec(SecretKey key,
                                   Class keySpec)
                            throws InvalidKeySpecException

Description copied from class: SecretKeyFactorySpi

Returns the key specification of the specified secret key.

Overrides:

engineGetKeySpec in class BaseSecretKeyFactory

Parameters:

key - the secret key to get the specification from.

keySpec - the target key specification class.

Returns:

an instance of the specified key specification class.

Throws:

InvalidKeySpecException - if the specified secret key cannot be transformed into the requested key specification.

engineGenerateSecret

protected SecretKey engineGenerateSecret(KeySpec keySpec)
                                  throws InvalidKeySpecException

Description copied from class: SecretKeyFactorySpi

Generate a secret key from the specified key specification.

Overrides:

engineGenerateSecret in class BaseSecretKeyFactory

Parameters:

keySpec - the key specification.

Returns:

a secret key.

Throws:

InvalidKeySpecException - if the specified key specification cannot be used to generate a secret key.