import javax.xml.parsers.*;
import javax.xml.transform.*;
import javax.xml.transform.dom.*;
import javax.xml.transform.stream.*;

import org.w3c.dom.*;
import java.io.*;

public class Nimesisestus{
  public static void main(String[] arg) throws Exception{
    Document d=null;
	Element juur=null;
	String failinimi="eesnimed.xml";
	if(new File(failinimi).exists()){
	  d=DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(failinimi);
	  juur=(Element)d.getFirstChild();
	} else {
	  d=DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument();
	  juur=d.createElement("eesnimed");
	  d.appendChild(juur);
	}	
	BufferedReader klaver=new BufferedReader(new InputStreamReader(System.in));
	System.out.println("Sisesta eesnimed, l6petuseks x");
	String sisend=klaver.readLine();
	while(!sisend.equals("x")){
	   Element e=d.createElement("eesnimi");
	   e.appendChild(d.createTextNode(sisend));
	   juur.appendChild(e);
	   sisend=klaver.readLine();
	}
	Transformer t=TransformerFactory.newInstance().newTransformer();
	OutputStream valjund=new FileOutputStream(failinimi); 
    t.transform(new DOMSource(d), new StreamResult(valjund));
	valjund.close();
  }
}