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Java > Open Source Codes > com > caucho > config > jaxb > FloatField


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  * afloat with Resin Open Source; if not, write to the
22  *
23  * Free Software Foundation, Inc.
24  * 59 Temple Place, Suite 330
25  * Boston, MA 02111-1307 USA
26  *
27  * @author Scott Ferguson
28  */
29
30 package com.caucho.config.jaxb;
31
32 import com.caucho.config.ConfigException;
33 import com.caucho.config.NodeBuilder;
34 import com.caucho.xml.QName;
35
36 import org.w3c.dom.Node JavaDoc;
37
38 import java.lang.reflect.Field JavaDoc;
39
40 class FloatField extends JaxbProperty {
41   private final Field JavaDoc _field;
42   
43   FloatField(Field JavaDoc field)
44   {
45     _field = field;
46   }
47  
48   /**
49    * Configures the parent object with the given node.
50    *
51    * @param builder the calling node builder (context)
52    * @param bean the bean to be configured
53    * @param name the name of the property
54    * @param node the configuration node for the value
55    */
56   public void configureAttribute(NodeBuilder builder,
57                  Object JavaDoc bean,
58                  QName name,
59                  String JavaDoc value)
60     throws ConfigException
61   {
62   }
63  
64   /**
65    * Configures the parent object with the given node.
66    *
67    * @param builder the calling node builder (context)
68    * @param bean the bean to be configured
69    * @param name the name of the property
70    * @param node the configuration node for the value
71    */
72   public void configureElement(NodeBuilder builder,
73                    Object JavaDoc bean,
74                    QName name,
75                    Node JavaDoc node)
76     throws ConfigException
77   {
78     String JavaDoc textValue = node.getTextContent().trim();
79
80     double value = builder.evalDouble(textValue);
81
82     try {
83       _field.set(bean, new Float JavaDoc((float) value));
84     } catch (IllegalAccessException JavaDoc e) {
85       throw builder.error(e, node);
86     }
87   }
88 }
89
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