test/tools/javac/lambda/TargetType35.java

changeset 0
959103a6100f
equal deleted inserted replaced
-1:000000000000 0:959103a6100f
1 /*
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 8003280
27 * @summary Add lambda tests
28 * missing erasure on intersection supertype of generated lambda class
29 */
30 public class TargetType35 {
31
32 static int assertionCount = 0;
33
34 static void assertTrue(boolean cond) {
35 assertionCount++;
36 if (!cond)
37 throw new AssertionError();
38 }
39
40 interface A {}
41
42 interface B {}
43
44 static class C implements A, B {}
45
46 static class D implements A, B {}
47
48 interface SAM<Y, X> {
49 Y invoke(X arg);
50 }
51
52 static class Sup {
53 <Z> Z m(Z z) { return z; }
54 }
55
56 static class Sub extends Sup {
57 <Z> Z m(Z z) { return z; }
58
59 void test(C c, D d) {
60 choose(c, d, x->x);
61 choose(c, d, this::m);
62 choose(c, d, super::m);
63 }
64
65 <T> void choose(T t1, T t2, SAM<T, T> t3) {
66 assertTrue(true);
67 }
68 }
69
70 public static void main(String[] args)
71 {
72 new Sub().test(null, null);
73 assertTrue(assertionCount == 3);
74 }
75 }

mercurial