| /* |
| * Copyright (c) 2003, 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 4915435 |
| * @summary NullPointerError in Resolve.findMethod() with foreach vs generics |
| * @author gafter |
| */ |
| |
| import java.util.List; |
| import java.util.ArrayList; |
| |
| public class ListOfListTest { |
| |
| public static void main(String[] argv) { |
| List<List<Integer>> ll = new ArrayList<List<Integer>>(); |
| List<Integer> il = new ArrayList<Integer>(); |
| ll.add(il); |
| il.add(1); |
| int sum = 0; |
| for (Integer i : ll.get(0)) { |
| sum = identity(sum) + i; |
| } |
| |
| if (sum != 1) throw new Error(""+sum); |
| |
| enumsToo(); |
| } |
| |
| static int identity(Integer i) { |
| switch (i) { |
| case 0: return 0; |
| default: return i; |
| } |
| } |
| |
| enum E { a, b, c, d, e }; |
| |
| static class Box<T> { |
| Box(T t) { this.t = t; } |
| T t; |
| T get() { return t; } |
| } |
| |
| static void enumsToo() { |
| Box<E> box = new Box<E>(E.c); |
| switch (box.get()) { |
| case a: throw new Error(); |
| case c: break; |
| default: throw new Error(); |
| } |
| Box<Integer> boxi = new Box<Integer>(12); |
| switch (boxi.get()) { |
| case 0: throw new Error(); |
| case 12: break; |
| default: throw new Error(); |
| } |
| } |
| } |