/*

 * 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");

        }

    }

}