1 /*
2 * Copyright (c) 2001 - 2005 ivata limited.
3 * All rights reserved.
4 * -----------------------------------------------------------------------------
5 * ivata masks may be redistributed under the GNU General Public
6 * License as published by the Free Software Foundation;
7 * version 2 of the License.
8 *
9 * These programs are free software; you can redistribute them and/or
10 * modify them under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; version 2 of the License.
12 *
13 * These programs are distributed in the hope that they will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16 *
17 * See the GNU General Public License in the file LICENSE.txt for more
18 * details.
19 *
20 * If you would like a copy of the GNU General Public License write to
21 *
22 * Free Software Foundation, Inc.
23 * 59 Temple Place - Suite 330
24 * Boston, MA 02111-1307, USA.
25 *
26 *
27 * To arrange commercial support and licensing, contact ivata at
28 * http://www.ivata.com/contact.jsp
29 * -----------------------------------------------------------------------------
30 * $Log: ClassFieldValueConvertor.java,v $
31 * Revision 1.4 2005/04/11 12:27:01 colinmacleod
32 * Added preliminary support for filters.
33 * Added FieldValueConvertor factor interface
34 * to split off value convertors for reuse.
35 *
36 * Revision 1.3 2005/04/09 18:04:14 colinmacleod
37 * Changed copyright text to GPL v2 explicitly.
38 *
39 * Revision 1.2 2005/01/06 22:13:21 colinmacleod
40 * Moved up a version number.
41 * Changed copyright notices to 2005.
42 * Updated the documentation:
43 * - started working on multiproject:site docu.
44 * - changed the logo.
45 * Added checkstyle and fixed LOADS of style issues.
46 * Added separate thirdparty subproject.
47 * Added struts (in web), util and webgui (in webtheme) from ivata op.
48 *
49 * Revision 1.1 2004/12/29 20:07:07 colinmacleod
50 * Renamed subproject masks to mask.
51 *
52 * Revision 1.1.1.1 2004/05/16 20:40:32 colinmacleod
53 * Ready for 0.1 release
54 * -----------------------------------------------------------------------------
55 */
56 package com.ivata.mask.field;
57 /***
58 * <p>
59 * Convert an object representing a class.
60 * </p>
61 *
62 * @since ivata masks 0.1 (2004-05-14)
63 * @author Colin MacLeod
64 * <a href='mailto:colin.macleod@ivata.com'>colin.macleod@ivata.com</a>
65 * @version $Revision: 1.4 $
66 */
67 public class ClassFieldValueConvertor extends FieldValueConvertor {
68 /***
69 * <p>
70 * Convert an object representing a class to a string. This returns the full
71 * class name
72 * </p>
73 *
74 * @param objectValue
75 * object to be converted.
76 * @return string equivalent of the object provided.
77 * @see com.ivata.mask.web.field.FieldValueConvertor#toString
78 */
79 protected String toString(final Object objectValue) {
80 return ((Class) objectValue).getName();
81 }
82 /***
83 * <p>
84 * Convert a class value from a string representing its name.
85 * </p>
86 *
87 * @param propertyClass
88 * exact class to be converted to.
89 * @param stringValue
90 * value to be converted.
91 * @return valid class converted from a string.
92 * @see com.ivata.mask.field.FieldValueConvertor#convertFromString
93 */
94 public Object convertFromString(final Class propertyClass,
95 final String stringValue) {
96 try {
97 return Class.forName(stringValue);
98 } catch (ClassNotFoundException e) {
99 throw new FieldValueException(e);
100 }
101 }
102 }