1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
* Copyright (c) 2014, 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 8041663
*/
public class AmbiguityErrorTest {
public interface A { }
public interface B extends A { }
public interface C {
A m(B strategy);
}
public interface D {
A m(A strategy);
A m(B strategy);
}
public interface T1 extends C, D { }
public interface T2 extends D, C { }
int count;
class T1Impl implements T1, T2 {
public A m(B strategy) {
count++;
return null;
}
public A m(A strategy) {
throw new AssertionError("Should not get here.");
}
}
public static void main(String... args) {
new AmbiguityErrorTest().test();
}
void test() {
T1 t1 = new T1Impl();
T2 t2 = new T1Impl();
final B b = new B() { };
t1.m(b);
t2.m(b);
if (count != 2) {
throw new IllegalStateException("Did not call the methods properly");
}
}
}
|
