1 /*

     2  * Copyright (c) 1998, 2014, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 import java.nio.ByteBuffer;

    25 import java.security.InvalidKeyException;

    26 import java.security.NoSuchAlgorithmException;

    27 import java.security.NoSuchProviderException;

    28 import javax.crypto.Mac;

    29 import javax.crypto.SecretKey;

    30 

    31 /**

    32  * @test

    33  * @bug 8048603

    34  * @summary Checks if PBE algorithms work fine with null buffer

    35  * @author Alexander Fomin

    36  * @build Utils

    37  * @run main NullByteBufferTest

    38  */

    39 public class NullByteBufferTest implements MacTest {

    40 

    41     /**

    42      * @param args the command line arguments

    43      */

    44     public static void main(String[] args) {

    45         Utils.runTests(new NullByteBufferTest());

    46     }

    47 

    48     @Override

    49     public void doTest(String alg) throws NoSuchAlgorithmException,

    50             InvalidKeyException, NoSuchProviderException {

    51         SecretKey key = Utils.getSecretKeySpec();

    52 

    53         // instantiate Mac object and init it with a SecretKey

    54         Mac mac = Mac.getInstance(alg, "SunJCE");

    55         mac.init(key);

    56 

    57         try {

    58             ByteBuffer buf = null;

    59             mac.update(buf);

    60             mac.doFinal();

    61             throw new RuntimeException(

    62                     "Expected IllegalArgumentException not thrown");

    63         } catch (IllegalArgumentException e) {

    64             System.out.println("Expected IllegalArgumentException thrown: "

    65                     + e);

    66         }

    67     }

    68 

    69 }