1/*
2 * Copyright (c) 2007, 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 6422403
27 * @summary Tests property types for generics
28 * @author Sergey Malenkov
29 */
30
31import java.beans.PropertyDescriptor;
32
33public class Test6422403 {
34    public static void main(String[] args) {
35        test(Grand.class, "array", new Object[0].getClass());
36
37        test(Parent.class, "array", new Number[0].getClass());
38        test(Parent.class, "number", Number.class);
39
40        test(Child.class, "array", new Long[0].getClass());
41        test(Child.class, "number", Long.class);
42        test(Child.class, "value", Long.class);
43    }
44
45    private static void test(Class type, String name, Class expected) {
46        PropertyDescriptor pd = BeanUtils.getPropertyDescriptor(type, name);
47        if (name.equals(pd.getName()))
48            if (!expected.equals(pd.getPropertyType()))
49                throw new Error("expected " + expected + " but " + pd.getPropertyType() + " is resolved");
50    }
51
52    private static class Grand<A> {
53        private A[] array;
54
55        public A[] getArray() {
56            return this.array;
57        }
58
59        public void setArray(A...array) {
60            this.array = array;
61        }
62    }
63
64    private static class Parent<N extends Number> extends Grand<N> {
65        private N number;
66
67        public N getNumber() {
68            return this.number;
69        }
70
71        public void setNumber(N number) {
72            this.number = number;
73        }
74    }
75
76    private static class Child extends Parent<Long> {
77        private Long value;
78
79        public Long getValue() {
80            return this.value;
81        }
82
83        public void setValue(Long value) {
84            this.value = value;
85        }
86    }
87}
88