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gnu.javax.crypto.jce.key

Class SecretKeyFactoryImpl

Known Direct Subclasses:
AnubisSecretKeyFactoryImpl, BlowfishSecretKeyFactoryImpl, Cast5SecretKeyFactoryImpl, DESedeSecretKeyFactoryImpl, DESSecretKeyFactoryImpl, KhazadSecretKeyFactoryImpl, RijndaelSecretKeyFactoryImpl, SerpentSecretKeyFactoryImpl, SquareSecretKeyFactoryImpl, TwofishSecretKeyFactoryImpl
public abstract class SecretKeyFactoryImpl
extends SecretKeyFactorySpi

Constructor Summary

SecretKeyFactoryImpl()
Create a new secret key factory SPI.

Method Summary

protected SecretKey
engineGenerateSecret(KeySpec spec)
Translate a java.security.KeySpec into a SecretKey.
protected KeySpec
engineGetKeySpec(SecretKey key, Class<T> spec)
Translate a SecretKey into a java.security.KeySpec.
protected SecretKey
engineTranslateKey(SecretKey key)
Translate a secret key into a different representation.

Methods inherited from class javax.crypto.SecretKeyFactorySpi

engineGenerateSecret, engineGetKeySpec, engineTranslateKey

Methods inherited from class java.lang.Object

clone, equals, extends Object> getClass, finalize, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SecretKeyFactoryImpl

protected SecretKeyFactoryImpl()
Create a new secret key factory SPI.

Method Details

engineGenerateSecret

protected SecretKey engineGenerateSecret(KeySpec spec)
            throws InvalidKeySpecException
Translate a java.security.KeySpec into a SecretKey.
Overrides:
engineGenerateSecret in interface SecretKeyFactorySpi
Parameters:
Returns:
The secret key.
Throws:
InvalidKeySpecException - If the key specification cannot be translated into a secret key.

engineGetKeySpec

protected KeySpec engineGetKeySpec(SecretKey key,
                                   Class<T> spec)
            throws InvalidKeySpecException
Translate a SecretKey into a java.security.KeySpec.
Overrides:
engineGetKeySpec in interface SecretKeyFactorySpi
Parameters:
key - The secret key.
Returns:
The key specification.
Throws:
InvalidKeySpecException - If the secret key cannot be translated into the desired key specification.

engineTranslateKey

protected SecretKey engineTranslateKey(SecretKey key)
            throws InvalidKeyException
Translate a secret key into a different representation.
Overrides:
engineTranslateKey in interface SecretKeyFactorySpi
Parameters:
key - The secret key to translate.
Returns:
The translated key.
Throws:
InvalidKeyException - If the specified secret key cannot be translated.
SecretKeyFactoryImpl.java -- simple byte array-wrapping factory. Copyright (C) 2004, 2006 Free Software Foundation, Inc. This file is a part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.

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