1/*
2 * Copyright (c) 2015, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 8139069
27 * @summary Check that any method named <init> in an interface causes ClassFormatError
28 * @compile nonvoidinit.jasm voidinit.jasm
29 * @run main InitInInterface
30 */
31
32// Test that an <init> method is not allowed in interfaces.
33public class InitInInterface {
34    public static void main(String args[]) throws Throwable {
35
36        System.out.println("Regression test for bug 8130183");
37        try {
38            Class newClass = Class.forName("nonvoidinit");
39            throw new RuntimeException(
40                 "ClassFormatError not thrown for non-void <init> in an interface");
41        } catch (java.lang.ClassFormatError e) {
42            if (!e.getMessage().contains("Interface cannot have a method named <init>")) {
43                throw new RuntimeException("Unexpected exception nonvoidint: " + e.getMessage());
44            }
45        }
46        try {
47            Class newClass = Class.forName("voidinit");
48            throw new RuntimeException(
49                 "ClassFormatError not thrown for void <init> in an interface");
50        } catch (java.lang.ClassFormatError e) {
51            if (!e.getMessage().contains("Interface cannot have a method named <init>")) {
52                throw new RuntimeException("Unexpected exception voidint: " + e.getMessage());
53            }
54        }
55    }
56}
57