TargetType51.java revision 2253:3b4db9e3824d 
1/*
2 * Copyright (c) 2012, 2013, 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 8005244
27 * @summary Implement overload resolution as per latest spec EDR
28 *          smoke test for combinator-like stuck analysis
29 * @author  Maurizio Cimadamore
30 * @compile TargetType51.java
31 */
32
33import java.util.Comparator;
34
35class TargetType51 {
36
37    interface SimpleMapper<T, U> {
38       T map(U t);
39    }
40
41    interface SimpleList<X> {
42        SimpleList<X> sort(Comparator<? super X> c);
43    }
44
45    static class Person {
46        String getName() { return ""; }
47    }
48
49    <T, U extends Comparable<? super U>> Comparator<T> comparing(SimpleMapper<U, T> mapper) {  return null; }
50
51    static class F<U extends Comparable<? super U>, T> {
52        F(SimpleMapper<U, T> f) { }
53    }
54
55    void testAssignmentContext(SimpleList<Person> list, boolean cond) {
56        SimpleList<Person> p1 = list.sort(comparing(Person::getName));
57        SimpleList<Person> p2 = list.sort(comparing(x->x.getName()));
58        SimpleList<Person> p3 = list.sort(cond ? comparing(Person::getName) : comparing(x->x.getName()));
59        SimpleList<Person> p4 = list.sort((cond ? comparing(Person::getName) : comparing(x->x.getName())));
60    }
61
62    void testMethodContext(SimpleList<Person> list, boolean cond) {
63        testMethodContext(list.sort(comparing(Person::getName)), true);
64        testMethodContext(list.sort(comparing(x->x.getName())), true);
65        testMethodContext(list.sort(cond ? comparing(Person::getName) : comparing(x->x.getName())), true);
66        testMethodContext(list.sort((cond ? comparing(Person::getName) : comparing(x->x.getName()))), true);
67    }
68}
69