/* a program to write an xml file */
import javax.xml.parsers.*;
import javax.xml.transform.*; 
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.xml.sax.*;
import java.io.*;
import org.w3c.dom.*;
import java.lang.String;

public class DomWriter2{
  public static void main(String argv[])
  {
    if (argv.length != 1) {
        System.err.println("Usage: java DomWriter filename");
        System.exit(1);
    }
    DocumentBuilderFactory factory =
        DocumentBuilderFactory.newInstance();
    try {
      DocumentBuilder builder = factory.newDocumentBuilder();
      Document doc = builder.newDocument();
      Element bookElement = doc.createElement("book");
      Attr versionAttr = doc.createAttribute("version");
      versionAttr.setValue("draft");
      bookElement.setAttributeNode(versionAttr);
      Element titleElement = doc.createElement("title");
      Element authorElement = doc.createElement("author");
      Element firstnameElement = doc.createElement("firstname");
      Element lastnameElement = doc.createElement("lastname");
      Text firstnameText = doc.createTextNode("Suzy");
      Text lastnameText = doc.createTextNode("Creamcheese");
      Text titleText = doc.createTextNode
          ("Network Programming for Dummies");
      doc.appendChild(bookElement);
      titleElement.appendChild(titleText);
      bookElement.appendChild(titleElement);
      bookElement.appendChild(authorElement);
      authorElement.appendChild(firstnameElement);
      authorElement.appendChild(lastnameElement);
      firstnameElement.appendChild(firstnameText);
      lastnameElement.appendChild(lastnameText);
      Comment theComment = doc.createComment("This is a comment");
      doc.appendChild(theComment);
           
      Transformer t = 
            TransformerFactory.newInstance().newTransformer();
      t.transform(new DOMSource(doc), new StreamResult(argv[0]));

       catch (TransformerConfigurationException tce) {
	    tce.printStackTrace();
        } catch (TransformerException tf) {
            tf.printStackTrace();
	} catch (ParserConfigurationException pce) {
            pce.printStackTrace();
	}
    } // end of main
}