J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1999 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 4256589 |
| 27 | * @summary Test if getPackage() and getPackages() |
| 28 | * return consistent values. |
| 29 | */ |
| 30 | |
| 31 | public class GetPackage { |
| 32 | public static void main(String arg[]) throws Exception { |
| 33 | TestClassLoader parent = new TestClassLoader(); |
| 34 | TestClassLoader child = new TestClassLoader(parent); |
| 35 | // child define a package first |
| 36 | child.defineEmptyPackage("foo"); |
| 37 | // parent then define another package with the same name |
| 38 | parent.defineEmptyPackage("foo"); |
| 39 | if (!child.testPackageView("foo")) |
| 40 | throw new Exception("Inconsistent packages view"); |
| 41 | } |
| 42 | } |
| 43 | |
| 44 | class TestClassLoader extends ClassLoader { |
| 45 | public TestClassLoader() { |
| 46 | super(); |
| 47 | } |
| 48 | |
| 49 | public TestClassLoader(ClassLoader parent) { |
| 50 | super(parent); |
| 51 | } |
| 52 | |
| 53 | public Package defineEmptyPackage(String name) { |
| 54 | return definePackage(name, null, null, null, null, null, null, null); |
| 55 | } |
| 56 | |
| 57 | /* test to see if getPackage() and getPackages() |
| 58 | * are consistent. |
| 59 | */ |
| 60 | public boolean testPackageView(String name) { |
| 61 | Package[] pkgs = getPackages(); |
| 62 | Package pkg = getPackage(name); |
| 63 | for(int i = 0; i < pkgs.length; i++) |
| 64 | if (pkgs[i].getName().equals(name) && pkgs[i] == pkg) |
| 65 | return true; |
| 66 | return false; |
| 67 | } |
| 68 | } |