KickJava   Java API By Example, From Geeks To Geeks.

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


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  *
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.config.TypeStrategy;
35 import com.caucho.util.L10N;
36
37 import org.w3c.dom.Node JavaDoc;
38
39 /**
40  * Strategy for configuring types.
41  */
42 public class BooleanType extends TypeStrategy {
43   protected static final L10N L = new L10N(BooleanType.class);
44
45   public static final BooleanType TYPE = new BooleanType();
46
47   private BooleanType()
48   {
49   }
50
51   /**
52    * Returns the type name.
53    */
54   public String JavaDoc getTypeName()
55   {
56     return getClass().getName();
57   }
58
59   /**
60    * Returns the type's configured value
61    *
62    * @param builder the context builder
63    * @param node the configuration node
64    * @param parent
65    */
66   public Object JavaDoc configure(NodeBuilder builder, Node JavaDoc node, Object JavaDoc parent)
67     throws ConfigException
68   {
69     String JavaDoc textValue = node.getTextContent().trim();
70
71     if (textValue.indexOf("${") >= 0)
72       return builder.evalBoolean(textValue) ? Boolean.TRUE : Boolean.FALSE;
73     else if (textValue.equals("true") || textValue.equals("1"))
74       return Boolean.TRUE;
75     else
76       return Boolean.FALSE;
77   }
78 }
79
Popular Tags