| /* |
| * Copyright (c) 2005, 2015, 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 6250772 |
| * @summary Test that *List objects are checked after asList is called. |
| * @author Eamonn McManus |
| * |
| * @run clean ListTypeCheckTest |
| * @run build ListTypeCheckTest |
| * @run main ListTypeCheckTest |
| */ |
| |
| import java.lang.reflect.*; |
| import java.util.*; |
| import javax.management.*; |
| import javax.management.relation.*; |
| |
| /* For compatibility reasons, the classes AttributeList, RoleList, |
| * and RoleUnresolvedList all extend ArrayList<Object> even though |
| * logically they should extend ArrayList<Attribute> etc. They are |
| * all specified to have a method asList() with return type |
| * List<Attribute> etc, and to refuse to add any object other than |
| * an Attribute etc once this method has been called, but not before. |
| */ |
| public class ListTypeCheckTest { |
| public static void main(String[] args) throws Exception { |
| Class[] classes = { |
| AttributeList.class, RoleList.class, RoleUnresolvedList.class, |
| }; |
| for (Class c : classes) |
| test((Class<? extends ArrayList>) c); |
| } |
| |
| private static void test(Class<? extends ArrayList> c) throws Exception { |
| System.out.println("Testing " + c.getName()); |
| ArrayList al = c.newInstance(); |
| test(al); |
| } |
| |
| private static void test(ArrayList al) throws Exception { |
| test(al, true); |
| al.clear(); |
| Method m = al.getClass().getMethod("asList"); |
| m.invoke(al); |
| test(al, false); |
| } |
| |
| private static void test(ArrayList al, boolean allowsBogus) throws Exception { |
| for (int i = 0; i < 5; i++) { |
| try { |
| switch (i) { |
| case 0: |
| al.add("yo"); |
| break; |
| case 1: |
| al.add(0, "yo"); |
| break; |
| case 2: |
| al.addAll(Arrays.asList("foo", "bar")); |
| break; |
| case 3: |
| al.addAll(0, Arrays.asList("foo", "bar")); |
| break; |
| case 4: |
| al.set(0, "foo"); |
| break; |
| default: |
| throw new Exception("test wrong"); |
| } |
| if (!allowsBogus) |
| throw new Exception("op allowed but should fail"); |
| } catch (IllegalArgumentException e) { |
| if (allowsBogus) |
| throw new Exception("got exception but should not", e); |
| } |
| } |
| } |
| } |