1 /*
2 * The SmartWeb Framework
3 * Copyright (C) 2004-2006
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 *
19 * For further informations on the SmartWeb Framework please visit
20 *
21 * http://smartweb.sourceforge.net
22 */
23
24 package net.smartlab.web.bean;
25
26 import java.util.Locale;
27
28 import net.smartlab.web.Enumeration;
29
30 /**
31 * TODO documentation
32 *
33 * @author rlogiacco
34 */
35 public class EnumerationConverter extends Converter {
36
37 private final static String NAME = "decode";
38
39 private final static Class[] ARGUMENTS = new Class[] {int.class};
40
41 /**
42 * @see net.smartlab.web.bean.Converter#convert(java.lang.Class,
43 * java.lang.Object, java.util.Locale)
44 */
45 public Object convert(Class type, Object value, Locale locale) throws ConversionException {
46 try {
47 if (Enumeration.class.isAssignableFrom(type)) {
48 return type.getMethod(NAME, ARGUMENTS).invoke(type.newInstance(), new Object[] {Integer.valueOf(value.toString())});
49 } else {
50 return Integer.toString(((Enumeration)value).getId());
51 }
52 } catch (Exception e) {
53 throw new ConversionException("Invalid enumeration " + value.toString(), e);
54 }
55 }
56
57 }