Android Key Create createSecretKey(byte[] rawkey)

Description

Creates a SecretKey from an encoded DESedeKeySpec

License

Open Source License

Parameter

Parameter	Description
rawkey	a parameter

Exception

Parameter	Description
InvalidKeyException	an exception
NoSuchAlgorithmException	an exception
InvalidKeySpecException	an exception

Declaration

public static SecretKey createSecretKey(byte[] rawkey)
        throws InvalidKeyException, NoSuchAlgorithmException,
        InvalidKeySpecException 

Method Source Code

//package com.java2s;
/*/*from w ww. j  ava  2s . c  o  m*/
 * Copyright (c) 2001-2007 Sun Microsystems, Inc.  All rights reserved.
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 *  The Sun Project JXTA(TM) Software License
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 *  3. The end-user documentation included with the redistribution, if any, must 
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 *     developed by Sun Microsystems, Inc. for JXTA(TM) technology." 
 *     Alternately, this acknowledgment may appear in the software itself, if 
 *     and wherever such third-party acknowledgments normally appear.
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 *  4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must 
 *     not be used to endorse or promote products derived from this software 
 *     without prior written permission. For written permission, please contact 
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 *  5. Products derived from this software may not be called "JXTA", nor may 
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 *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
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 *  This software consists of voluntary contributions made by many individuals 
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 *  This license is based on the BSD license adopted by the Apache Foundation. 
 */

import java.security.InvalidKeyException;

import java.security.NoSuchAlgorithmException;

import java.security.spec.InvalidKeySpecException;

import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESedeKeySpec;

public class Main {
    /**
     *
     * Creates a SecretKey from an encoded DESedeKeySpec
     * 
     * @param rawkey
     * @return
     * @throws InvalidKeyException
     * @throws NoSuchAlgorithmException
     * @throws InvalidKeySpecException
     */
    public static SecretKey createSecretKey(byte[] rawkey)
            throws InvalidKeyException, NoSuchAlgorithmException,
            InvalidKeySpecException {
        DESedeKeySpec keyspec = new DESedeKeySpec(rawkey);
        SecretKeyFactory keyfactory = SecretKeyFactory
                .getInstance("DESede");
        return keyfactory.generateSecret(keyspec);
    }
}

Related

1. generateMacSecret()
2. getKey(String keyRule)
3. getKeyFromPassphrase(String passphrase, byte[] salt)
4. getKeyFromPassphrase(String passphrase, byte[] salt, int iterations)
5. createDESedeKeySpec(SecretKey key)
6. generatePBEKey(char[] password, byte[] salt, String algorthm, int iterations, int keyLength)
7. generateSymmetricKey()
8. getCipherFromPassphrase(String passphrase, byte[] salt, int iterations, int opMode)
9. getCipherFromPassphrase(String passphrase, byte[] salt, int opMode)