KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > fulcrum > intake > model > NumberKeyField


1 package org.apache.fulcrum.intake.model;
2
3 /* ====================================================================
4  * The Apache Software License, Version 1.1
5  *
6  * Copyright (c) 2001 The Apache Software Foundation. All rights
7  * reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  * notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in
18  * the documentation and/or other materials provided with the
19  * distribution.
20  *
21  * 3. The end-user documentation included with the redistribution,
22  * if any, must include the following acknowledgment:
23  * "This product includes software developed by the
24  * Apache Software Foundation (http://www.apache.org/)."
25  * Alternately, this acknowledgment may appear in the software itself,
26  * if and wherever such third-party acknowledgments normally appear.
27  *
28  * 4. The names "Apache" and "Apache Software Foundation" and
29  * "Apache Turbine" must not be used to endorse or promote products
30  * derived from this software without prior written permission. For
31  * written permission, please contact apache@apache.org.
32  *
33  * 5. Products derived from this software may not be called "Apache",
34  * "Apache Turbine", nor may "Apache" appear in their name, without
35  * prior written permission of the Apache Software Foundation.
36  *
37  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48  * SUCH DAMAGE.
49  * ====================================================================
50  *
51  * This software consists of voluntary contributions made by many
52  * individuals on behalf of the Apache Software Foundation. For more
53  * information on the Apache Software Foundation, please see
54  * <http://www.apache.org/>.
55  */
56
57 import java.math.BigDecimal JavaDoc;
58
59 import org.apache.fulcrum.intake.xmlmodel.XmlField;
60 import org.apache.log4j.Category;
61 import org.apache.torque.om.NumberKey;
62
63 /**
64  * @author <a HREF="mailto:jmcnally@collab.net">John McNally</a>
65  * @author <a HREF="mailto:dlr@finemaltcoding.com">Daniel Rall</a>
66  * @author <a HREF="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
67  * @version $Id: NumberKeyField.java,v 1.1 2004/11/12 10:25:38 epugh Exp $
68  */
69 public class NumberKeyField
70     extends BigDecimalField
71 {
72     /** Log4j category */
73     Category category = Category.getInstance(getClass().getName());
74
75     public NumberKeyField(XmlField field, Group group)
76         throws Exception JavaDoc
77     {
78         super(field, group);
79
80     }
81
82     /**
83      * Sets the default value for a NumberKey field
84      *
85      * @param prop Parameter for the default values
86      */
87     protected void setDefaultValue(String JavaDoc prop)
88     {
89         if (prop == null)
90         {
91             return;
92         }
93
94         try
95         {
96             defaultValue = new NumberKey(prop);
97         }
98         catch (RuntimeException JavaDoc e)
99         {
100             category.error("Could not convert "
101                            + prop + " into a NumberKey. ("
102                            + name + ")");
103         }
104     }
105
106     /**
107      * A suitable validator.
108      *
109      * @return "NumberKeyValidator"
110      */
111     protected String JavaDoc getDefaultValidator()
112     {
113         return "org.apache.fulcrum.intake.validator.NumberKeyValidator";
114     }
115
116     /**
117      * converts the parameter to the correct Object.
118      */
119     protected void doSetValue()
120     {
121         if ( isMultiValued )
122         {
123             String JavaDoc[] inputs = pp.getStrings(getKey());
124             NumberKey[] values = new NumberKey[inputs.length];
125             for (int i = 0; i < inputs.length; i++)
126             {
127                 if (inputs[i] != null && inputs[i].length() > 0)
128                 {
129                     values[i] = new NumberKey(
130                         canonicalizeDecimalInput(inputs[i]));
131                 }
132             }
133             setTestValue(values);
134         }
135         else
136         {
137             String JavaDoc s = pp.getString(getKey());
138             if (s != null && s.length() > 0)
139             {
140                 BigDecimal JavaDoc bd = canonicalizeDecimalInput(s);
141                 setTestValue( new NumberKey(bd) );
142             }
143             else
144             {
145                 set_flag = false;
146             }
147         }
148     }
149 }
150
Popular Tags