/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package xmlcreate;

import java.io.*;

/**
 *
 * @author Liam Horne
 */
public class Main {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        try {
            OutputStream fout = new FileOutputStream("XMLCreate.xml");
            OutputStream bout = new BufferedOutputStream(fout);
            OutputStreamWriter out = new OutputStreamWriter(bout, "8859_1");

            out.write("<?xml version=\"1.0\" ");
            out.write("encoding=\"ISO-8859-1\"?>\r\n");

            out.write("<program>\r\n");

            out.write("<course>\r\n");
            out.write("<code>ICS4C</code>\r\n");
            out.write("<description>Computer Programming, Grade 12, College</description>\r\n");
            out.write("<teacher>Teacher A</teacher>\r\n");
            out.write("<fileType>Unmodified</fileType>\r\n");
            out.write("</course> \r\n");

            out.write("<course>\r\n");
            out.write("<code>SPH4UI</code>\r\n");
            out.write("<description>Physics, Grade 12, University</description>\r\n");
            out.write("<teacher>Teacher B</teacher>\r\n");
            out.write("<fileType>Unmodified</fileType>\r\n");
            out.write("</course> \r\n");

            out.write("<course>\r\n");
            out.write("<code>MCV4UI</code>\r\n");
            out.write("<description>Calculus & Vectors, Grade 12, University</description>\r\n");
            out.write("<teacher>Teacher C</teacher>\r\n");
            out.write("<fileType>Unmodified</fileType>\r\n");
            out.write("</course> \r\n");

            out.write("</program> \r\n");

            out.flush();  // Don't forget to flush!
            out.close();
        } catch (UnsupportedEncodingException e) {
            System.out.println(
                    "This VM does not support the Latin-1 character set.");
        } catch (IOException e) {
            System.out.println(e.getMessage());
        }
    }
}

package xmlmodify;
import java.io.*;
import javax.xml.parsers.*;
import javax.xml.transform.*;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.*;
import org.xml.sax.*;

public class Main {
   
    public static void main(String[] args) {
        try{
         String filepath = "C:/Users/Liam Horne/Documents/Organized/ICS4UI/Assignments/Unit 3/A5/XMLModify/XMLCreate/XMLCreate.xml";
         DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
         DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
         Document doc = docBuilder.parse(filepath);

         //Get the student element by tag name directly
         Node course = doc.getElementsByTagName("course").item(0);

         //append a new node to first course
         Element schoolBoard = doc.createElement("schoolboard");
         schoolBoard.appendChild(doc.createTextNode("WRDSB"));
         course.appendChild(schoolBoard);

         // append a new node to second course
         Node course1 = doc.getElementsByTagName("course").item(1);
         Element schoolBoard1 = doc.createElement("schoolboard");
         schoolBoard1.appendChild(doc.createTextNode("WRDSB"));
         course.appendChild(schoolBoard1);

          // append a new node to third course
         Node course2 = doc.getElementsByTagName("course").item(2);
         Element schoolBoard2 = doc.createElement("schoolboard");
         schoolBoard2.appendChild(doc.createTextNode("WRDSB"));
         course.appendChild(schoolBoard2);

         // change the name of the teachers
         Node a = doc.getElementsByTagName("teacher").item(0);
         a.setTextContent("Mr. Horvath");

         Node b = doc.getElementsByTagName("teacher").item(1);
         a.setTextContent("Mr. Donkers");

         Node c = doc.getElementsByTagName("teacher").item(2);
         a.setTextContent("Mr. Kewley");

     //write the content into xml file
     TransformerFactory transformerFactory = TransformerFactory.newInstance();
     Transformer transformer = transformerFactory.newTransformer();
     DOMSource source = new DOMSource(doc);
     StreamResult result =  new StreamResult(new File(filepath));
     transformer.transform(source, result);

     System.out.println("Done");

   }catch(ParserConfigurationException pce){
         pce.printStackTrace();
   }catch(TransformerException tfe){
         tfe.printStackTrace();
   }catch(IOException ioe){
         ioe.printStackTrace();
   }catch(SAXException sae){
         sae.printStackTrace();
   }
 }
}