1/*
2 * Copyright (c) 2004, 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 4979440
27 * @summary Test for signature parsing corner case
28 * @author Joseph D. Darcy
29 */
30
31import java.lang.reflect.*;
32import java.lang.annotation.*;
33
34/*
35 * Make sure:
36 * 1. getAnnotation can be called directly
37 * 2. getAnnotation can be called reflectively
38 * 3. generic information methods on the Method object for
39 * getAnnotation can be called
40 */
41
42public class getAnnotationTest {
43    public static void main (String[] args) throws Throwable {
44        // Base level
45        Class c = Class.forName("java.lang.annotation.Retention");
46        Annotation result  = c.getAnnotation(Retention.class);
47        // System.out.println("Base result:" + result);
48
49        // Meta level, invoke Class.getAnnotation reflectively...
50        Class meta_c = c.getClass();
51        Method meta_getAnnotation = meta_c.getMethod("getAnnotation",
52                                                     (Retention.class).getClass());
53
54        Object meta_result = meta_getAnnotation.invoke(c, Retention.class);
55        // System.out.println("Meta result:" + meta_result);
56
57        if (!meta_result.equals(result)) {
58            throw new RuntimeException("Base and meta results are not equal.");
59        }
60
61        meta_getAnnotation.getGenericExceptionTypes();
62        meta_getAnnotation.getGenericParameterTypes();
63        meta_getAnnotation.getGenericReturnType();
64    }
65}
66