1 /*

     2  * Copyright 2000 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 4291610

    27  * @summary BasicPermission.newPermissionCollection collection does not

    28  *      enforce homogeneity

    29  */

    30 

    31 import java.security.BasicPermission;

    32 

    33 public class Homogeneity {

    34 

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

    36 

    37         java.lang.RuntimePermission rp = new java.lang.RuntimePermission

    38                                         ("*");

    39         java.lang.RuntimePermission rp2 = new java.lang.RuntimePermission

    40                                         ("exitVM");

    41         java.net.NetPermission np = new java.net.NetPermission

    42                                         ("setDefaultAuthenticator");

    43 

    44         // should be able to add identical BasicPermission subclasses to the

    45         // same collection

    46         java.security.PermissionCollection perms = rp.newPermissionCollection();

    47         try {

    48             perms.add(rp);

    49             perms.add(rp2);

    50         } catch (IllegalArgumentException iae) {

    51             throw new SecurityException("GOOD ADD TEST FAILED");

    52         }

    53 

    54         // make sure you can't add different BasicPermission subclasses

    55         // to the same collection

    56         try {

    57             // this should fail

    58             perms.add(np);

    59             throw new SecurityException("BAD ADD TEST FAILED");

    60         } catch (IllegalArgumentException iae) {

    61             // good

    62         }

    63 

    64         // make sure a BasicPermissionCollection doesn't imply

    65         // random BasicPermission subclasses

    66         if (perms.implies(np)) {

    67             throw new SecurityException("IMPLIES TEST FAILED");

    68         }

    69     }

    70 }