Java Key Create getKeyGenerator(String algorithm)

Description

Get the KeyGenerator of this algorithm

License

Apache License

Parameter

Parameter	Description
algorithm	the algorithm you want

Return

the KeyGenerator or null if algorithm not found

Declaration

public static KeyGenerator getKeyGenerator(String algorithm) 

Method Source Code

//package com.java2s;
/**//  www  .  j  av a 2  s .  c  o  m
 * KeyUtil.java
 *
 * Copyright 2011 Niolex, Inc.
 *
 * Niolex licenses this file to you under the Apache License, version 2.0
 * (the "License"); you may not use this file except in compliance with the
 * License.  You may obtain a copy of the License at:
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

import java.security.NoSuchAlgorithmException;

import javax.crypto.KeyGenerator;

public class Main {
    /**
     * Get the KeyGenerator of this algorithm
     *
     * @param algorithm the algorithm you want
     * @return the KeyGenerator or null if algorithm not found
     */
    public static KeyGenerator getKeyGenerator(String algorithm) {
        try {
            return KeyGenerator.getInstance(algorithm);
        } catch (NoSuchAlgorithmException e) {
            throw new IllegalArgumentException("Algorithm not found for: " + algorithm, e);
        }
    }
}

Related

1. getKeyFactory(final String algorithm)
2. getKeyFactory(final String algorithm)
3. getKeyFactory(String keyType)
4. getKeyFromFile(String _sFilename, String _sPassword)
5. getKeyFromFile(String keyFile)
6. getKeyKeyManagerFactory(InputStream keyStore, String password, String algorithm, String keyStoreType)
7. getKeyKeyManagerFactoryByPfx(InputStream keyStore, String password)
8. getKeyManager(KeyStore keyStore, char[] keyStorePassword)
9. getKeyManagerFactory(InputStream key, String keyPassword)