/*
 * Copyright (c) 2018, 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
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 * questions.
 */

/*
 * @test
 * @bug 8213703
 * @summary LambdaConversionException: Invalid receiver type not a subtype of implementation type interface
 */

import java.util.Arrays;
import java.util.List;

public class InvalidReceiverTypeTest {

    static abstract class A {}

    interface B {
        boolean g();
    }

    static class C extends A implements B {
        public boolean g() {
            return true;
        }
    }

    static class D<R extends A & B> {
        public long f(List<? extends R> xs) {
            return xs.stream().filter(B::g).count();
        }
    }

    public static void main(String[] args) {
        long count = new D<C>().f(Arrays.asList(new C()));
        System.err.println(count);
    }
}