1 /*

     2  * Copyright (c) 2002, 2007, 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 sun.security.x509.*;

    25 import sun.security.util.*;

    26 

    27 /**

    28  * @test

    29  * @author Sean Mullan

    30  * @bug 4716972

    31  * @summary Check that GeneralName.encode() encodes an X500Name with

    32  *      an explicit tag

    33  * @modules java.base/sun.security.util

    34  *          java.base/sun.security.x509

    35  */

    36 public class Encode {

    37 

    38     public static void main(String[] args) throws Exception {

    39 

    40         GeneralName gn = new GeneralName(new X500Name("cn=john"));

    41         DerOutputStream dos = new DerOutputStream();

    42         gn.encode(dos);

    43         DerValue dv = new DerValue(dos.toByteArray());

    44         short tag = (byte)(dv.tag & 0x1f);

    45         if (tag != GeneralNameInterface.NAME_DIRECTORY) {

    46             throw new Exception("Invalid tag for Directory name");

    47         }

    48         if (!dv.isContextSpecific() || !dv.isConstructed()) {

    49             throw new Exception("Invalid encoding of Directory name");

    50         }

    51         DerInputStream data = dv.getData();

    52         DerValue[] seq = data.getSequence(5);

    53     }

    54 }