test/tools/javac/ThrowsIntersection_2.java

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1 /*
2 * Copyright 2000 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 */
23
24 /*
25 * @test
26 * @bug 4042259
27 * @summary Check that a class can inherit multiple methods with conflicting throws clauses.
28 * @author maddox
29 *
30 * @compile ThrowsIntersection_2.java
31 */
32
33 class Ex1 extends Exception {}
34 class Ex2 extends Exception {}
35 class Ex3 extends Exception {}
36
37 interface a {
38 int m1() throws Ex1, Ex3;
39 }
40
41 interface b {
42 int m1() throws Ex3, Ex2;
43 }
44
45 // Either order should work
46 abstract class c1 implements a, b {}
47 abstract class c2 implements b, a {}
48
49 class d extends c1 {
50 public int m1() throws Ex3 {
51 return 1;
52 }
53 }
54
55 class e extends c2 {
56 public int m1() throws Ex3 {
57 return 1;
58 }
59 }

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