Wed, 24 Sep 2014 11:38:26 -0700
Added tag jdk8u40-b07 for changeset 2fa3858a281f
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /* |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 8024947 |
aoqi@0 | 27 | * @summary javac should issue the potentially ambiguous overload warning only |
aoqi@0 | 28 | * where the problem appears |
aoqi@0 | 29 | * @compile/fail/ref=PotentiallyAmbiguousWarningTest.out -XDrawDiagnostics -Werror -Xlint:overloads PotentiallyAmbiguousWarningTest.java |
aoqi@0 | 30 | * @compile PotentiallyAmbiguousWarningTest.java |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | import java.util.function.*; |
aoqi@0 | 34 | |
aoqi@0 | 35 | public interface PotentiallyAmbiguousWarningTest { |
aoqi@0 | 36 | |
aoqi@0 | 37 | //a warning should be fired |
aoqi@0 | 38 | interface I1 { |
aoqi@0 | 39 | void foo(Consumer<Integer> c); |
aoqi@0 | 40 | void foo(IntConsumer c); |
aoqi@0 | 41 | } |
aoqi@0 | 42 | |
aoqi@0 | 43 | //a warning should be fired |
aoqi@0 | 44 | class C1 { |
aoqi@0 | 45 | void foo(Consumer<Integer> c) { } |
aoqi@0 | 46 | void foo(IntConsumer c) { } |
aoqi@0 | 47 | } |
aoqi@0 | 48 | |
aoqi@0 | 49 | interface I2 { |
aoqi@0 | 50 | void foo(Consumer<Integer> c); |
aoqi@0 | 51 | } |
aoqi@0 | 52 | |
aoqi@0 | 53 | //a warning should be fired, J1 is provoking the issue |
aoqi@0 | 54 | interface J1 extends I2 { |
aoqi@0 | 55 | void foo(IntConsumer c); |
aoqi@0 | 56 | } |
aoqi@0 | 57 | |
aoqi@0 | 58 | //no warning here, the issue is introduced in I1 |
aoqi@0 | 59 | interface I3 extends I1 {} |
aoqi@0 | 60 | |
aoqi@0 | 61 | //no warning here, the issue is introduced in I1. I4 is just overriding an existing method |
aoqi@0 | 62 | interface I4 extends I1 { |
aoqi@0 | 63 | void foo(IntConsumer c); |
aoqi@0 | 64 | } |
aoqi@0 | 65 | |
aoqi@0 | 66 | class C2 { |
aoqi@0 | 67 | void foo(Consumer<Integer> c) { } |
aoqi@0 | 68 | } |
aoqi@0 | 69 | |
aoqi@0 | 70 | //a warning should be fired, D1 is provoking the issue |
aoqi@0 | 71 | class D1 extends C2 { |
aoqi@0 | 72 | void foo(IntConsumer c) { } |
aoqi@0 | 73 | } |
aoqi@0 | 74 | |
aoqi@0 | 75 | //a warning should be fired, C3 is provoking the issue |
aoqi@0 | 76 | class C3 implements I2 { |
aoqi@0 | 77 | public void foo(Consumer<Integer> c) { } |
aoqi@0 | 78 | public void foo(IntConsumer c) { } |
aoqi@0 | 79 | } |
aoqi@0 | 80 | |
aoqi@0 | 81 | //no warning here, the issue is introduced in C1 |
aoqi@0 | 82 | class C4 extends C1 {} |
aoqi@0 | 83 | |
aoqi@0 | 84 | //no warning here, the issue is introduced in C1. C5 is just overriding an existing method |
aoqi@0 | 85 | class C5 extends C1 { |
aoqi@0 | 86 | void foo(IntConsumer c) {} |
aoqi@0 | 87 | } |
aoqi@0 | 88 | |
aoqi@0 | 89 | interface I5<T> { |
aoqi@0 | 90 | void foo(T c); |
aoqi@0 | 91 | } |
aoqi@0 | 92 | |
aoqi@0 | 93 | //a warning should be fired, J2 is provoking the issue |
aoqi@0 | 94 | interface J2 extends I5<IntConsumer> { |
aoqi@0 | 95 | void foo(Consumer<Integer> c); |
aoqi@0 | 96 | } |
aoqi@0 | 97 | } |