StringAttributeHandler


1   /* ========================================================================
2    * JCommon : a free general purpose class library for the Java(tm) platform
3    * ========================================================================
4    *
5    * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
6    * 
7    * Project Info:  http://www.jfree.org/jcommon/index.html
8    *
9    * This library is free software; you can redistribute it and/or modify it 
10   * under the terms of the GNU Lesser General Public License as published by 
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12   * (at your option) any later version.
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14   * This library is distributed in the hope that it will be useful, but 
15   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
16   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
17   * License for more details.
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23   *
24   * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
25   * in the United States and other countries.]
26   * 
27   * ---------------------------
28   * StringAttributeHandler.java
29   * ---------------------------
30   * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
31   *
32   * Original Author:  Thomas Morgner;
33   * Contributor(s):   David Gilbert (for Object Refinery Limited);
34   *
35   * $Id: StringAttributeHandler.java,v 1.3 2005/11/03 09:30:38 mungady Exp $
36   *
37   * Changes 
38   * -------
39   * 24.09.2003 : Initial version
40   *  
41   */
42  
43  package org.jfree.xml.attributehandlers;
44  
45  /**
46   * A {@link String} attribute handler.
47   */
48  public class StringAttributeHandler implements AttributeHandler {
49  
50      /**
51       * Creates a new attribute handler.
52       */
53      public StringAttributeHandler() {
54          super();
55      }
56  
57      /**
58       * Converts the attribute to a string.
59       * 
60       * @param o  the attribute ({@link String} expected).
61       * 
62       * @return A string.
63       */
64      public String   toAttributeValue(final Object   o) {
65          final String   in = (String  ) o;
66          if (in != null) {
67              return in; 
68          }
69          return null;
70      }
71  
72      /**
73       * Converts a copy of the string.
74       * 
75       * @param s  the string.
76       * 
77       * @return a {@link Short}.
78       */
79      public Object   toPropertyValue(final String   s) {
80          return s; 
81      }
82      
83  }
84
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