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Java > Open Source Codes > com > db4o > reflect > jdk > JdkField


1 /* Copyright (C) 2004 - 2006 db4objects Inc. http://www.db4o.com
2
3 This file is part of the db4o open source object database.
4
5 db4o is free software; you can redistribute it and/or modify it under
6 the terms of version 2 of the GNU General Public License as published
7 by the Free Software Foundation and as clarified by db4objects' GPL
8 interpretation policy, available at
9 http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10 Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11 Suite 350, San Mateo, CA 94403, USA.
12
13 db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17
18 You should have received a copy of the GNU General Public License along
19 with this program; if not, write to the Free Software Foundation, Inc.,
20 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */

21 package com.db4o.reflect.jdk;
22
23 import java.lang.reflect.*;
24
25 import com.db4o.*;
26 import com.db4o.reflect.*;
27
28 /**
29  * Reflection implementation for Field to map to JDK reflection.
30  */

31 public class JdkField implements ReflectField {
32
33     private final Reflector reflector;
34     private final Field field;
35
36     public JdkField(Reflector reflector_, Field field_) {
37         reflector = reflector_;
38         field = field_;
39     }
40
41     public String JavaDoc getName() {
42         return field.getName();
43     }
44
45     public ReflectClass getFieldType() {
46         return reflector.forClass(field.getType());
47     }
48
49     public boolean isPublic() {
50         return Modifier.isPublic(field.getModifiers());
51     }
52
53     public boolean isStatic() {
54         return Modifier.isStatic(field.getModifiers());
55     }
56
57     public boolean isTransient() {
58         return Modifier.isTransient(field.getModifiers());
59     }
60
61     public void setAccessible() {
62         Platform4.setAccessible(field);
63     }
64
65     public Object JavaDoc get(Object JavaDoc onObject) {
66         try {
67             return field.get(onObject);
68         } catch (Exception JavaDoc e) {
69             return null;
70         }
71     }
72
73     public void set(Object JavaDoc onObject, Object JavaDoc attribute) {
74         try {
75             field.set(onObject, attribute);
76         } catch (Exception JavaDoc e) {
77             // FIXME: This doesn't work when in its own package...
78
// if(Debug.atHome){
79
// e.printStackTrace();
80
// }
81
}
82     }
83 }
84
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