DefaultHandler


1   /*
2    * Copyright (c) 1999-2000 by David Brownell.  All Rights Reserved.
3    *
4    * This program is open source software; you may use, copy, modify, and
5    * redistribute it under the terms of the LICENSE with which it was
6    * originally distributed.
7    *
8    * This program is distributed in the hope that it will be useful,
9    * but WITHOUT ANY WARRANTY; without even the implied warranty of
10   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11   * LICENSE for more details.
12   */
13  
14  package net.sf.saxon.aelfred;
15  
16  import org.xml.sax.AttributeList  ;
17  import org.xml.sax.ContentHandler  ;
18  import org.xml.sax.SAXException  ;
19  import org.xml.sax.ext.LexicalHandler  ;
20  import org.xml.sax.ext.DeclHandler  ;
21  
22  
23  // $Id: DefaultHandler.java,v 1.9 2000/02/28 04:43:05 mojo Exp $
24  
25  /**
26   * This class extends the SAX base handler class to support the
27   * SAX2 Lexical and Declaration handlers.  All the handler methods do
28   * is return; except that the SAX base class handles fatal errors by
29   * throwing an exception.
30   *
31   * @author David Brownell
32   * @version $Date: 2000/02/28 04:43:05 $
33   */
34  public class DefaultHandler extends org.xml.sax.helpers.DefaultHandler  
35      implements LexicalHandler  , DeclHandler  
36  {
37      /** Constructs a handler which ignores all parsing events. */
38      public DefaultHandler () { }
39  
40  //    // SAX1 DocumentHandler (methods not in SAX2 ContentHandler)
41  //
42  //    /** <b>SAX1</b> called at the beginning of an element */
43  //    public void startElement (String name, AttributeList attrs)
44  //    throws SAXException
45  //  {}
46  //
47  //    /** <b>SAX1</b> called at the end of an element */
48  //    public void endElement (String name)
49  //    throws SAXException
50  //  {}
51  
52      // SAX2 LexicalHandler
53  
54      /** <b>SAX2</b>:  called before parsing CDATA characters */
55      public void startCDATA ()
56      throws SAXException  
57      {}
58  
59      /** <b>SAX2</b>:  called after parsing CDATA characters */
60      public void endCDATA ()
61      throws SAXException  
62      {}
63  
64      /** <b>SAX2</b>:  called when the doctype is partially parsed */
65      public void startDTD (String   root, String   pubid, String   sysid)
66      throws SAXException  
67      {}
68  
69      /** <b>SAX2</b>:  called after the doctype is parsed */
70      public void endDTD ()
71      throws SAXException  
72      {}
73  
74      /**
75       * <b>SAX2</b>:  called before parsing a general entity in content
76       */
77      public void startEntity (String   name)
78      throws SAXException  
79      {}
80  
81      /**
82       * <b>SAX2</b>:  called after parsing a general entity in content
83       */
84      public void endEntity (String   name)
85      throws SAXException  
86      {}
87  
88      /** <b>SAX2</b>:  called when comments are parsed */
89      public void comment (char buf [], int off, int len)
90      throws SAXException  
91      { }
92  
93      // SAX2 DeclHandler
94  
95      /** <b>SAX2</b>:  called on attribute declarations */
96      public void attributeDecl (String   element, String   name,
97          String   type, String   defaultType, String   defaltValue)
98      throws SAXException  
99      {}
100 
101     /** <b>SAX2</b>:  called on element declarations */
102     public void elementDecl (String   name, String   model)
103     throws SAXException  
104     {}
105 
106     /** <b>SAX2</b>:  called on external entity declarations */
107     public void externalEntityDecl (String   name, String   pubid, String   sysid)
108     throws SAXException  
109     {}
110 
111     /** <b>SAX2</b>:  called on internal entity declarations */
112     public void internalEntityDecl (String   name, String   value)
113     throws SAXException  
114     {}
115 }
116
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