1 /*
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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
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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
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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
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22  */
23 
24 /* @test
25  * @bug 8004502 8008793
26  * @summary Sanity check that SecurityManager methods that check AWTPermission
27  *   behave as expected when AWT is not present
28  */
29 
30 import java.security.AllPermission;
31 import java.security.Permission;
32 
33 public class NoAWT {
34 
35     static class MySecurityManager extends SecurityManager {
36         Class<?> expectedClass;
37 
setExpectedPermissionClass(Class<?> c)38         void setExpectedPermissionClass(Class<?> c) {
39             expectedClass = c;
40         }
41 
42         @Override
checkPermission(Permission perm)43         public void checkPermission(Permission perm) {
44             if (perm.getClass() != expectedClass)
45                 throw new RuntimeException("Got: " + perm.getClass() + ", expected: " + expectedClass);
46             super.checkPermission(perm);
47         }
48     }
49 
main(String[] args)50     public static void main(String[] args) {
51         Class<?> awtPermissionClass = null;
52         try {
53             awtPermissionClass = Class.forName("java.awt.AWTPermission");
54         } catch (ClassNotFoundException ignore) { }
55 
56         MySecurityManager sm = new MySecurityManager();
57         if (awtPermissionClass != null) {
58             sm.setExpectedPermissionClass(awtPermissionClass);
59         } else {
60             sm.setExpectedPermissionClass(AllPermission.class);
61         }
62 
63         try {
64             sm.checkAwtEventQueueAccess();
65             throw new RuntimeException("SecurityException expected");
66         } catch (SecurityException expected) { }
67 
68         try {
69             sm.checkSystemClipboardAccess();
70             throw new RuntimeException("SecurityException expected");
71         } catch (SecurityException expected) { }
72 
73         try {
74             sm.checkTopLevelWindow(null);
75             throw new RuntimeException("NullPointException expected");
76         } catch (NullPointerException expected) { }
77 
78         if (sm.checkTopLevelWindow(new Object())) {
79             throw new RuntimeException("checkTopLevelWindow expected to return false");
80         }
81     }
82 }
83