Thu, 25 Jul 2013 14:51:40 +0100
8020843: javac crashes on accessibility check with method reference with typevar receiver
Summary: method reference overload check doesn't walk through type-variable receivers
Reviewed-by: jjg
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2011, 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 8003280 |
aoqi@0 | 27 | * @summary Add lambda tests |
aoqi@0 | 28 | * Interface inheritance, sub-interface resolves the type of the super interface. |
aoqi@0 | 29 | * @compile InferenceTest3.java |
aoqi@0 | 30 | * @run main InferenceTest3 |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | import java.io.File; |
aoqi@0 | 34 | import java.io.Serializable; |
aoqi@0 | 35 | import java.util.Date; |
aoqi@0 | 36 | import java.util.Calendar; |
aoqi@0 | 37 | import java.util.TimeZone; |
aoqi@0 | 38 | |
aoqi@0 | 39 | public class InferenceTest3 { |
aoqi@0 | 40 | |
aoqi@0 | 41 | private static void assertTrue(boolean cond) { |
aoqi@0 | 42 | if (!cond) |
aoqi@0 | 43 | throw new AssertionError(); |
aoqi@0 | 44 | } |
aoqi@0 | 45 | |
aoqi@0 | 46 | public static void main(String[] args) { |
aoqi@0 | 47 | InferenceTest3 test = new InferenceTest3(); |
aoqi@0 | 48 | test.m1(a -> a.getTime()); |
aoqi@0 | 49 | test.m2(a -> a.toString()); |
aoqi@0 | 50 | |
aoqi@0 | 51 | C<String, Integer> c = a -> a.length(); |
aoqi@0 | 52 | assertTrue(c.m("lambda") == 6); |
aoqi@0 | 53 | |
aoqi@0 | 54 | E<Double, String> e = a -> Double.toHexString(a); |
aoqi@0 | 55 | assertTrue(e.m(Double.MAX_VALUE).equals("0x1.fffffffffffffp1023")); |
aoqi@0 | 56 | assertTrue(e.m(Double.MIN_VALUE).equals("0x0.0000000000001p-1022")); |
aoqi@0 | 57 | assertTrue(e.m(1.0).equals("0x1.0p0")); |
aoqi@0 | 58 | } |
aoqi@0 | 59 | |
aoqi@0 | 60 | private void m1(C<Date, Long> c) { |
aoqi@0 | 61 | Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT")); |
aoqi@0 | 62 | cal.set(1970, 0, 1, 0, 0, 0); |
aoqi@0 | 63 | cal.set(Calendar.MILLISECOND, 0); |
aoqi@0 | 64 | Date date = cal.getTime(); |
aoqi@0 | 65 | assertTrue(c.m(date) == 0L); |
aoqi@0 | 66 | } |
aoqi@0 | 67 | |
aoqi@0 | 68 | private void m2(E<Integer, String> e) { |
aoqi@0 | 69 | assertTrue(e.m(2).equals("2")); |
aoqi@0 | 70 | } |
aoqi@0 | 71 | |
aoqi@0 | 72 | interface A<T extends Serializable, U> { |
aoqi@0 | 73 | U m(T t); |
aoqi@0 | 74 | } |
aoqi@0 | 75 | |
aoqi@0 | 76 | interface C<X extends Serializable, Y extends Number> extends A<X,Y> {} |
aoqi@0 | 77 | |
aoqi@0 | 78 | interface E<X extends Serializable, Y extends String> extends A<X,Y> {} |
aoqi@0 | 79 | } |