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 4916607
27 * @summary Test casts (legal, warning, and errors)
28 * @author gafter
29 *
30 * @compile/fail -source 1.5 CastFail13.java
31 */
33 import java.util.*;
35 class CastTest {
37 // --- Transferring parameters via supertypes ---
39 private interface CA<T> { }
40 private interface CB<T> extends CA<T> { }
41 private interface CC<T> extends CA<T> { }
43 private class CD<T> implements CB<T> { }
44 private interface CE<T> extends CC<T> { }
46 private interface CF<S> { }
47 private interface CG<T> { }
48 private class CH<S, T> implements CF<S>, CG<T> { }
49 private interface CI<S> extends CF<S> { }
50 private interface CJ<T> extends CG<T> { }
51 private interface CK<S, T> extends CI<S>, CJ<T> { }
53 private void supertypeParameterTransfer() {
54 Object o;
55 o = (CE<Number>) (CD<String>) null; // <<fail 13>>
56 }
58 }