NameHandler


1   /*
2    * Copyright 2001-2004 The Apache Software Foundation.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.juddi.handler;
17  
18  import org.apache.juddi.datatype.Name;
19  import org.apache.juddi.datatype.RegistryObject;
20  import org.apache.juddi.util.xml.XMLUtils;
21  import org.w3c.dom.Element  ;
22  
23  
24  /**
25   * "Knows about the creation and populating of Name objects.
26   * Returns Name."
27   *
28   * @author Steve Viens (sviens@apache.org)
29   */
30  public class NameHandler extends AbstractHandler
31  {
32    public static final String   TAG_NAME = "name";
33  
34    private HandlerMaker maker = null;
35  
36    protected NameHandler(HandlerMaker maker)
37    {
38      this.maker = maker;
39    }
40  
41    public RegistryObject unmarshal(Element   element)
42    {   
43      // Attributes
44      String   langCode = element.getAttribute("xml:lang");
45  
46      // Text Node Value
47      String   nameValue = XMLUtils.getText(element);
48  
49      // Child Elements
50      // {none}
51  
52      // Only create Name instance if nameValue not null and not zero-length
53      Name obj = null;
54      if ((nameValue != null) && (nameValue.trim().length() > 0)) 
55        obj = new Name(nameValue,langCode);
56      
57      return obj;
58    }
59  
60    public void marshal(RegistryObject object,Element   parent)
61    {
62      Name name = (Name)object;
63      Element   element = parent.getOwnerDocument().createElementNS(null,TAG_NAME);
64  
65      String   langCode = name.getLanguageCode();
66      if ((langCode != null) && (langCode.trim().length() > 0))
67        element.setAttribute("xml:lang",langCode);
68  
69      String   nameValue = name.getValue();
70      if (nameValue != null)
71        element.appendChild(parent.getOwnerDocument().createTextNode(nameValue));
72  
73      parent.appendChild(element);
74    }
75  
76  
77    /***************************************************************************/
78    /***************************** TEST DRIVER *********************************/
79    /***************************************************************************/
80  
81  
82    public static void main(String   args[])
83      throws Exception  
84    {
85    }
86  }
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