test/tools/javac/generics/diamond/pos/Pos02.java

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1 /*
2 * Copyright 2010 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
23
24 /*
25 * @test
26 * @bug 6939620
27 *
28 * @summary Switch to 'complex' diamond inference scheme
29 * @author mcimadamore
30 * @compile Pos02.java
31 * @run main Pos02
32 */
33
34 public class Pos02 {
35
36 static class Foo<X> {
37 Foo(X x) {}
38 <Z> Foo(X x, Z z) {}
39 }
40
41 void testSimple() {
42 Foo<Integer> f1 = new Foo<>(1);
43 Foo<? extends Integer> f2 = new Foo<>(1);
44 Foo<?> f3 = new Foo<>(1);
45 Foo<? super Integer> f4 = new Foo<>(1);
46
47 Foo<Integer> f5 = new Foo<>(1){};
48 Foo<? extends Integer> f6 = new Foo<>(1){};
49 Foo<?> f7 = new Foo<>(1){};
50 Foo<? super Integer> f8 = new Foo<>(1){};
51
52 Foo<Integer> f9 = new Foo<>(1, "");
53 Foo<? extends Integer> f10 = new Foo<>(1, "");
54 Foo<?> f11 = new Foo<>(1, "");
55 Foo<? super Integer> f12 = new Foo<>(1, "");
56
57 Foo<Integer> f13 = new Foo<>(1, ""){};
58 Foo<? extends Integer> f14 = new Foo<>(1, ""){};
59 Foo<?> f15 = new Foo<>(1, ""){};
60 Foo<? super Integer> f16 = new Foo<>(1, ""){};
61 }
62
63 void testQualified() {
64 Foo<Integer> f1 = new Pos02.Foo<>(1);
65 Foo<? extends Integer> f2 = new Pos02.Foo<>(1);
66 Foo<?> f3 = new Pos02.Foo<>(1);
67 Foo<? super Integer> f4 = new Pos02.Foo<>(1);
68
69 Foo<Integer> f5 = new Pos02.Foo<>(1){};
70 Foo<? extends Integer> f6 = new Pos02.Foo<>(1){};
71 Foo<?> f7 = new Pos02.Foo<>(1){};
72 Foo<? super Integer> f8 = new Pos02.Foo<>(1){};
73
74 Foo<Integer> f9 = new Pos02.Foo<>(1, "");
75 Foo<? extends Integer> f10 = new Pos02.Foo<>(1, "");
76 Foo<?> f11 = new Pos02.Foo<>(1, "");
77 Foo<? super Integer> f12 = new Pos02.Foo<>(1, "");
78
79 Foo<Integer> f13 = new Pos02.Foo<>(1, ""){};
80 Foo<? extends Integer> f14 = new Pos02.Foo<>(1, ""){};
81 Foo<?> f15 = new Pos02.Foo<>(1, ""){};
82 Foo<? super Integer> f16 = new Pos02.Foo<>(1, ""){};
83 }
84
85 public static void main(String[] args) {
86 Pos02 p2 = new Pos02();
87 p2.testSimple();
88 p2.testQualified();
89 }
90 }

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