Using Xerces XML Parser (2)

   import org.w3c.dom.*;
   import org.apache.xerces.parsers.DOMParser;

   public class DOMCountNames
   {
      public static void main(String[] args)
      {
         try{
	    DOMParser parser = new DOMParser();
	    parser.parse(args[0]);
	    Document doc = parser.getDocument();
	    NodeList nodelist = doc.getElementsByTagName("student");
	    System.out.println(args[0] + " has " + nodelist.getLength() 
		                       + " <student> elements.");
	 } 
         catch(Exception e){
	    e.printStackTrace(System.err);
	 }
      }
   }