Source for org.jfree.xml.AbstractElementDefinitionHandler

   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 
  11:  * the Free Software Foundation; either version 2.1 of the License, or 
  12:  * (at your option) any later version.
  13:  *
  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.
  18:  *
  19:  * You should have received a copy of the GNU Lesser General Public
  20:  * License along with this library; if not, write to the Free Software
  21:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
  22:  * USA.  
  23:  *
  24:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
  25:  * in the United States and other countries.]
  26:  * 
  27:  * -------------------------------------
  28:  * AbstractElementDefinitionHandler.java
  29:  * -------------------------------------
  30:  * (C)opyright 2003-2005, by Thomas Morgner and Contributors.
  31:  *
  32:  * Original Author:  Thomas Morgner;
  33:  * Contributor(s):   David Gilbert (for Object Refinery Limited);
  34:  *
  35:  * $Id: AbstractElementDefinitionHandler.java,v 1.3 2005/10/18 13:25:44 mungady Exp $
  36:  *
  37:  * Changes 
  38:  * -------------------------
  39:  * 23.06.2003 : Initial version
  40:  *  
  41:  */
  42: 
  43: package org.jfree.xml;
  44: 
  45: import org.xml.sax.Attributes;
  46: import org.xml.sax.SAXException;
  47: 
  48: /**
  49:  * An abstract element definition handler.
  50:  * 
  51:  * @author Thomas Morgner
  52:  */
  53: public abstract class AbstractElementDefinitionHandler implements ElementDefinitionHandler {
  54: 
  55:     /** A parser. */
  56:     private Parser parser;
  57: 
  58:     /**
  59:      * Creates a new handler.
  60:      * 
  61:      * @param parser  the parser.
  62:      */
  63:     public AbstractElementDefinitionHandler(final Parser parser) {
  64:         this.parser = parser;
  65:     }
  66: 
  67:     /**
  68:      * Callback to indicate that an XML element start tag has been read by the parser.
  69:      *
  70:      * @param tagName  the tag name.
  71:      * @param attrs  the attributes.
  72:      *
  73:      * @throws SAXException if a parser error occurs or the validation failed.
  74:      */
  75:     public void startElement(final String tagName, final Attributes attrs) throws SAXException {
  76:         // nothing required
  77:     }
  78: 
  79:     /**
  80:      * Callback to indicate that some character data has been read.
  81:      *
  82:      * @param ch  the character array.
  83:      * @param start  the start index for the characters.
  84:      * @param length  the length of the character sequence.
  85:      * @throws SAXException if a parser error occurs or the validation failed.
  86:      */
  87:     public void characters(final char[] ch, final int start, final int length) throws SAXException {
  88:         // nothing required
  89:     }
  90: 
  91:     /**
  92:      * Callback to indicate that an XML element end tag has been read by the parser.
  93:      *
  94:      * @param tagName  the tag name.
  95:      *
  96:      * @throws SAXException if a parser error occurs or the validation failed.
  97:      */
  98:     public void endElement(final String tagName) throws SAXException {
  99:         // nothing required
 100:     }
 101: 
 102:     /**
 103:      * Returns the parser.
 104:      *
 105:      * @return The parser.
 106:      */
 107:     public Parser getParser() {
 108:         return this.parser;
 109:     }
 110: }