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1   /*
2    * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
3    *
4    * This software is open source.
5    * See the bottom of this file for the licence.
6    */
7   
8   package org.dom4j.io;
9   
10  import org.dom4j.Element;
11  
12  /***
13   * ElementModifier defines a modifier of {@link org.dom4j.Element}objects. <br>
14   * It can be used in the event based {@link org.dom4j.io.SAXModifier}, in order
15   * to modify elements on the fly, rather than waiting until the complete
16   * document is parsed.
17   * 
18   * @author Wonne Keysers (Realsoftware.be)
19   */
20  public interface ElementModifier {
21      /***
22       * Called by an event based processor when an elements closing tag is
23       * encountered. This method must return the modified version of the provided
24       * {@link org.dom4j.Element}or null if it has to be removed from the
25       * document. <br>
26       * The incoming {@link org.dom4j.Element}is disconnected from the DOM4J
27       * tree. This means that navigation to the elements parent {@link
28       * org.dom4j.Element} and {@link org.dom4j.Document}are not available. Only
29       * the element itself can be modified!
30       * 
31       * @param element
32       *            {@link org.dom4j.Element}to be parsed
33       * 
34       * @return the modified {@link org.dom4j.Element}
35       * 
36       * @throws Exception
37       *             of any kind
38       */
39      Element modifyElement(Element element) throws Exception;
40  }
41  
42  /*
43   * Redistribution and use of this software and associated documentation
44   * ("Software"), with or without modification, are permitted provided that the
45   * following conditions are met:
46   * 
47   * 1. Redistributions of source code must retain copyright statements and
48   * notices. Redistributions must also contain a copy of this document.
49   * 
50   * 2. Redistributions in binary form must reproduce the above copyright notice,
51   * this list of conditions and the following disclaimer in the documentation
52   * and/or other materials provided with the distribution.
53   * 
54   * 3. The name "DOM4J" must not be used to endorse or promote products derived
55   * from this Software without prior written permission of MetaStuff, Ltd. For
56   * written permission, please contact dom4j-info@metastuff.com.
57   * 
58   * 4. Products derived from this Software may not be called "DOM4J" nor may
59   * "DOM4J" appear in their names without prior written permission of MetaStuff,
60   * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
61   * 
62   * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
63   * 
64   * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
65   * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
66   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
67   * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
68   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
69   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
70   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
71   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
72   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
73   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
74   * POSSIBILITY OF SUCH DAMAGE.
75   * 
76   * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
77   */