Java example source code file (PBEParametersTest.java)

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Java - Java tags/keywords

crypto, exception, password, pbe_algos, pbekeyspec, pbewithhmacsha1andaes_128, pbewithhmacsha384andaes_128, pbewithhmacsha512andaes_128, pbewithsha1anddesede, pbewithsha1andrc2_128, pbewithsha1andrc2_40, pbewithsha1andrc4_128, pbewithsha1andrc4_40, security, string, sunjce

The PBEParametersTest.java Java example source code

/*
 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 4944783 6383200
 * @summary ensure that the AlgorithmParameters object returned by
 * PBE ciphers have the matching algorithm name.
 * @author Valerie Peng
 */
import java.security.AlgorithmParameters;
import java.security.spec.*;
import javax.crypto.*;
import javax.crypto.spec.*;

public class PBEParametersTest {

    private static final char[] PASSWORD = { 'p', 'a', 's', 's' };
    private static final String[] PBE_ALGOS = {
        "PBEWithMD5AndDES",
        "PBEWithSHA1AndDESede",
        "PBEWithSHA1AndRC2_40",
        "PBEWithSHA1AndRC2_128",
        "PBEWithSHA1AndRC4_40",
        "PBEWithSHA1AndRC4_128",
        // skip "PBEWithMD5AndTripleDES" since it requires Unlimited
        // version of JCE jurisdiction policy files.
        "PBEWithHmacSHA1AndAES_128",
        "PBEWithHmacSHA224AndAES_128",
        "PBEWithHmacSHA256AndAES_128",
        "PBEWithHmacSHA384AndAES_128",
        "PBEWithHmacSHA512AndAES_128"
        // skip "PBEWithHmacSHAxxxAndAES_256" since they require Unlimited
        // version of JCE jurisdiction policy files.
    };
    public static void main(String[] args) throws Exception {
        PBEKeySpec ks = new PBEKeySpec(PASSWORD);
        for (int i = 0; i < PBE_ALGOS.length; i++) {
            String algo = PBE_ALGOS[i];
            SecretKeyFactory skf = SecretKeyFactory.getInstance(algo);
            SecretKey key = skf.generateSecret(ks);
            Cipher c = Cipher.getInstance(algo, "SunJCE");
            c.init(Cipher.ENCRYPT_MODE, key);
            c.doFinal(new byte[10]); // force the generation of parameters
            AlgorithmParameters params = c.getParameters();
            if (!params.getAlgorithm().equalsIgnoreCase(algo)) {
                throw new Exception("expect: " + algo +
                                    ", but got: " + params.getAlgorithm());
            }
            System.out.println(algo + "...done...");
        }
        System.out.println("Test Passed");
    }
}