Mercurial > jdk8-mips64-public > langtools / annotate
test/tools/javac/generics/Covar2.java@9a66ca7c79fa (annotated)
test/tools/javac/generics/Covar2.java
Sat, 01 Dec 2007 00:00:00 +0000
- author
- duke
- date
- Sat, 01 Dec 2007 00:00:00 +0000
- changeset 1
- 9a66ca7c79fa
- child 289
- 84061bd68019
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| duke@1 | 1 | /* |
| duke@1 | 2 | * Copyright 2003-2004 Sun Microsystems, Inc. All Rights Reserved. |
| duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| duke@1 | 4 | * |
| duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
| duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| duke@1 | 7 | * published by the Free Software Foundation. |
| duke@1 | 8 | * |
| duke@1 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| duke@1 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| duke@1 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| duke@1 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| duke@1 | 13 | * accompanied this code). |
| duke@1 | 14 | * |
| duke@1 | 15 | * You should have received a copy of the GNU General Public License version |
| duke@1 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| duke@1 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| duke@1 | 18 | * |
| duke@1 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| duke@1 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| duke@1 | 21 | * have any questions. |
| duke@1 | 22 | */ |
| duke@1 | 23 | |
| duke@1 | 24 | /* |
| duke@1 | 25 | * @test |
| duke@1 | 26 | * @bug 4949303 4960369 4965756 |
| duke@1 | 27 | * @summary Additional unit tests for covariant returns |
| duke@1 | 28 | * @author gafter |
| duke@1 | 29 | * |
| duke@1 | 30 | * @compile -source 1.5 Covar2.java |
| duke@1 | 31 | * @run main Covar2 |
| duke@1 | 32 | */ |
| duke@1 | 33 | |
| duke@1 | 34 | public class Covar2 { |
| duke@1 | 35 | static class A1 { |
| duke@1 | 36 | public Long f() { return 12L; } |
| duke@1 | 37 | } |
| duke@1 | 38 | static class B1 extends A1 { |
| duke@1 | 39 | public Long f() { return 12L; } |
| duke@1 | 40 | } |
| duke@1 | 41 | |
| duke@1 | 42 | static class B2 { |
| duke@1 | 43 | public int f() { return 12; } |
| duke@1 | 44 | } |
| duke@1 | 45 | static class C2 extends B2 { |
| duke@1 | 46 | public int f() { return (short)12; } |
| duke@1 | 47 | } |
| duke@1 | 48 | |
| duke@1 | 49 | static class C3 extends B2 { |
| duke@1 | 50 | public int f() { return (short)12; } |
| duke@1 | 51 | } |
| duke@1 | 52 | |
| duke@1 | 53 | public static void main(String[] args) { |
| duke@1 | 54 | A1 b1 = new B1(); |
| duke@1 | 55 | System.out.println(b1.f()); |
| duke@1 | 56 | |
| duke@1 | 57 | B2 c2 = new C2(); |
| duke@1 | 58 | System.out.println(c2.f()); |
| duke@1 | 59 | |
| duke@1 | 60 | B2 c3 = new C3(); |
| duke@1 | 61 | System.out.println(c3.f()); |
| duke@1 | 62 | } |
| duke@1 | 63 | } |
