package eu.simuline.util.sgml;
   
   import org.xml.sax.ContentHandler;
   import org.xml.sax.Locator;
   import org.xml.sax.SAXException;
   import org.xml.sax.Attributes;
   
   /**
   * A <code>ContentHandler</code> which reports certain events 
   * to {@link System#out}. 
   *
   * @author <a href="mailto:ernst.reissner@simuline.eu">Ernst Reissner</a>
   * @version 1.0
   */
  class ReportContentHandler implements ContentHandler {
  
      /** <!-- api-docs inherited from interface implemented.  -->*/ 
      public void setDocumentLocator(Locator locator) {
  	// is empty. 
      }
  
      public void startDocument() throws SAXException {
  	System.out.println("start of document");
      }
  
      public void endDocument() throws SAXException {
  	System.out.println("end of document");
      }
  
      public void startPrefixMapping(String prefix,
  				   String uri)
  	throws SAXException {
  	// is empty. 
      }
  
      public void endPrefixMapping(String prefix)
  	throws SAXException {
  	// is empty. 
      }
  
      public void startElement(String namespaceURI,
  			     String localName,
  			     String qName,
  			     Attributes atts)
  	throws SAXException {
  	System.out.println("T<" + qName + ">");
      }
  
      public void endElement(String namespaceURI,
  			   String localName,
  			   String qName)
  	throws SAXException {
  	System.out.println("T</" + qName + ">");
      }
  
      public void characters(char[] chr,
  			   int start,
  			   int length)
  	throws SAXException {
  	// is empty. 
      }
  
      public void ignorableWhitespace(char[] chr,
  				    int start,
  				    int length)
  	throws SAXException {
  	// is empty. 
      }
  
      public void processingInstruction(String target,
  				      String data)
  	throws SAXException {
  	System.out.println("P<" + target + ">");
      }
  
      public void skippedEntity(String name)
  	throws SAXException {
  	// is empty. 
      }
  
  } // class ReportContentHandler