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OrderHandler.javaAPI DocExample4289Thu Dec 15 21:11:08 GMT 2005com.oreilly.jent.xml

OrderHandler

public class OrderHandler extends DefaultHandler
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Fields Summary
Constructors Summary
Methods Summary
public voidcharacters(char[] ch, int start, int length)

    System.out.print(new String(ch, start, length));
public static voidmain(java.lang.String[] args)

    SAXParserFactory spf = SAXParserFactory.newInstance();
    spf.setValidating(true); //request a validating parser
    
    XMLReader xmlReader = null;
    try {
      SAXParser saxParser = spf.newSAXParser();
      /* We need an XMLReader to use an ErrorHandler
         We could just pass the DataHandler to the parser if we wanted
         to use the default error handler. */
      xmlReader = saxParser.getXMLReader();
      xmlReader.setContentHandler(new OrderHandler());
      xmlReader.setErrorHandler(new OrderErrorHandler());
      xmlReader.parse("orders.xml");
    } 
    catch (Exception e) {
      e.printStackTrace();
    }
public voidstartDocument()

    System.out.println("Incoming Orders:");
public voidstartElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String rawName, org.xml.sax.Attributes atts)

    if(localName.equals("order")) {
      System.out.print("\nNew Order Number " + atts.getValue("idnumber") +
                       " for Customer Number " + atts.getValue("custno"));
    } 
    else if (localName.equals("item")) {
      System.out.print("\nLine Item: " + atts.getValue("idnumber") + " (Qty " +
                       atts.getValue("quantity") + ")");
    } 
    else if (localName.equals("shippingaddr")) {
      System.out.println("\nShip by " + atts.getValue("method") + " to:");
    } 
    else if (localName.equals("handling")) {
      System.out.print("\n\tHandling Instructions: ");
    }