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1 /* |
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2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /* |
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25 * @test |
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26 * @bug 8191655 |
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27 * @summary LambdaConversionException: Invalid receiver type interface; not a subtype of implementation type interface |
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28 * @run main MethodReferenceIntersectionInducedTest |
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29 */ |
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30 |
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31 |
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32 import java.util.function.Consumer; |
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33 public class MethodReferenceIntersectionInducedTest { |
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34 static String blah; |
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35 <T> void forAll(Consumer<T> consumer, T... values) { consumer.accept(values[0]); } |
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36 |
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37 public void secondTest() { |
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38 forAll(Picture::draw, new MyPicture(), new Universal()); |
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39 } |
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40 |
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41 interface Shape { void draw(); } |
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42 interface Marker { } |
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43 interface Picture { void draw(); } |
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44 |
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45 class MyShape implements Marker, Shape { public void draw() { } } |
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46 class MyPicture implements Marker, Picture { public void draw() { blah = "MyPicture"; } } |
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47 class Universal implements Marker, Picture, Shape { public void draw() { System.out.println("Universal"); } } |
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48 |
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49 public static void main(String[] args) { |
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50 new MethodReferenceIntersectionInducedTest().secondTest(); |
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51 if (!blah.equals("MyPicture")) |
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52 throw new AssertionError("Incorrect output"); |
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53 } |
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54 } |