| /* |
| * Copyright (c) 2017, 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 8191655 |
| * @summary LambdaConversionException: Invalid receiver type interface; not a subtype of implementation type interface |
| * @run main MethodReferenceIntersectionInducedTest |
| */ |
| |
| |
| import java.util.function.Consumer; |
| public class MethodReferenceIntersectionInducedTest { |
| static String blah; |
| <T> void forAll(Consumer<T> consumer, T... values) { consumer.accept(values[0]); } |
| |
| public void secondTest() { |
| forAll(Picture::draw, new MyPicture(), new Universal()); |
| } |
| |
| interface Shape { void draw(); } |
| interface Marker { } |
| interface Picture { void draw(); } |
| |
| class MyShape implements Marker, Shape { public void draw() { } } |
| class MyPicture implements Marker, Picture { public void draw() { blah = "MyPicture"; } } |
| class Universal implements Marker, Picture, Shape { public void draw() { System.out.println("Universal"); } } |
| |
| public static void main(String[] args) { |
| new MethodReferenceIntersectionInducedTest().secondTest(); |
| if (!blah.equals("MyPicture")) |
| throw new AssertionError("Incorrect output"); |
| } |
| } |