| /* |
| * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* @test |
| * @bug 4838310 |
| * @summary This test verifies that the restrictions on proxy interface |
| * methods with the same signature but different return types are |
| * correctly enforced. |
| * @author Peter Jones |
| * |
| * @build GetObject GetSerializable GetCloneable GetArray |
| * @run main Test |
| */ |
| |
| import java.lang.reflect.Proxy; |
| import java.security.PrivilegedAction; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.List; |
| |
| public class Test { |
| |
| // additional test cases may be added to both of these lists: |
| |
| private static final Class<?>[][] GOOD = { |
| { Collection.class }, |
| { Iterable.class, Collection.class }, |
| { Iterable.class, Collection.class, List.class }, |
| { GetSerializable.class, GetCloneable.class, GetArray.class }, |
| { GetObject.class, GetSerializable.class, GetCloneable.class, |
| GetArray.class } |
| }; |
| |
| private static final Class<?>[][] BAD = { |
| { Runnable.class, PrivilegedAction.class }, |
| { GetSerializable.class, GetCloneable.class }, |
| { GetObject.class, GetSerializable.class, GetCloneable.class } |
| }; |
| |
| public static void main(String[] args) throws Exception { |
| System.err.println("\nRegression test for bug 4838310\n"); |
| |
| ClassLoader loader = Test.class.getClassLoader(); |
| |
| System.err.println("Testing GOOD combinations:"); |
| |
| for (int i = 0; i < GOOD.length; i++) { |
| Class<?>[] interfaces = GOOD[i]; |
| System.err.println(Arrays.asList(interfaces)); |
| Proxy.getProxyClass(loader, interfaces); |
| System.err.println("--- OK."); |
| } |
| |
| System.err.println("Testing BAD combinations:"); |
| |
| for (int i = 0; i < BAD.length; i++) { |
| Class<?>[] interfaces = BAD[i]; |
| System.err.println(Arrays.asList(interfaces)); |
| try { |
| Proxy.getProxyClass(loader, interfaces); |
| throw new RuntimeException( |
| "TEST FAILED: bad combination succeeded"); |
| } catch (IllegalArgumentException e) { |
| e.printStackTrace(); |
| System.err.println("--- OK."); |
| } |
| } |
| |
| System.err.println("TEST PASSED"); |
| } |
| } |