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Java > Open Source Codes > com > caucho > config > ProgramPropertyStrategy


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.config;
30
31 import com.caucho.util.L10N;
32
33 import java.lang.reflect.Method JavaDoc;
34
35 /**
36  * TypeBuilder for primitives, primitive wrappers, and Strings
37  */
38 public class ProgramPropertyStrategy extends AttributeStrategy {
39   static L10N L = new L10N(ProgramPropertyStrategy.class);
40
41   private final Method JavaDoc _setter;
42   private String JavaDoc _name;
43   
44   public ProgramPropertyStrategy(Method JavaDoc setter)
45     throws BeanBuilderException
46   {
47     _setter = setter;
48   }
49
50   public Method JavaDoc getMethod()
51   {
52     return _setter;
53   }
54   
55   public void setString(Object JavaDoc bean, String JavaDoc value)
56     throws BeanBuilderException
57   {
58     try {
59       if (value == null) {
60         setNull(bean);
61         return;
62       }
63     
64       _setter.invoke(bean, new Object JavaDoc[] { _name, evalString(value) });
65     } catch (Exception JavaDoc e) {
66       throw new BeanBuilderException(e);
67     }
68   }
69
70   private void setNull(Object JavaDoc bean)
71     throws Exception JavaDoc
72   {
73     _setter.invoke(bean, new Object JavaDoc[] { _name, null });
74   }
75 }
76
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