Thu, 23 Oct 2008 18:29:11 +0100
6557954: Inner class type parameters doesn't get substituted when checking type well-formedness
Summary: Validator.visitTypeApply should substitute all formal typevars with actual parameters
Reviewed-by: jjg
1 /*
2 * Copyright 2003 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 */
24 /*
25 * @test
26 * @bug 4915435
27 * @summary NullPointerError in Resolve.findMethod() with foreach vs generics
28 * @author gafter
29 *
30 * @compile -source 1.5 ListOfListTest.java
31 * @run main ListOfListTest
32 */
34 import java.util.List;
35 import java.util.ArrayList;
37 public class ListOfListTest {
39 public static void main(String[] argv) {
40 List<List<Integer>> ll = new ArrayList<List<Integer>>();
41 List<Integer> il = new ArrayList<Integer>();
42 ll.add(il);
43 il.add(1);
44 int sum = 0;
45 for (Integer i : ll.get(0)) {
46 sum = identity(sum) + i;
47 }
49 if (sum != 1) throw new Error(""+sum);
51 enumsToo();
52 }
54 static int identity(Integer i) {
55 switch (i) {
56 case 0: return 0;
57 default: return i;
58 }
59 }
61 enum E { a, b, c, d, e };
63 static class Box<T> {
64 Box(T t) { this.t = t; }
65 T t;
66 T get() { return t; }
67 }
69 static void enumsToo() {
70 Box<E> box = new Box<E>(E.c);
71 switch (box.get()) {
72 case a: throw new Error();
73 case c: break;
74 default: throw new Error();
75 }
76 Box<Integer> boxi = new Box<Integer>(12);
77 switch (boxi.get()) {
78 case 0: throw new Error();
79 case 12: break;
80 default: throw new Error();
81 }
82 }
83 }