Търся в Гуугъл: XMLEncoder -> http://www.java2s.com/Code/Java/Swing-JFC/TheMyBeanJavaBeanComponent.htm

The MyBean JavaBean Component

import java.awt.Point;import java.beans.XMLEncoder;
import java.io.BufferedOutputStream;import java.io.FileOutputStream;
import java.io.IOException;
public class MyBean
{
   private String names[]; 
   private Point p; 
   private int length;
   public String[] getNames() { return names; }
   public Point getPoint() { return p; }
   public int getLength() { return length; }
   public void setNames(String newValue[]) { names = newValue; }
   public void setPoint(Point newValue) { p = newValue; }
   public void setLength(int newValue) { length = newValue; }
   public static void main(String args[]) throws IOException
   { 
   // Create MyBean
      MyBean saveme = new MyBean();
      saveme.setNames(new String[] { "one", "two", "three" });
      saveme.setPoint(new Point(15, 27)); 
      saveme.setLength(6);
      // Save 
      XMLEncoder encoder = new XMLEncoder(new BufferedOutputStream( new FileOutputStream("C:\\saveme.xml")));
      encoder.writeObject(saveme); encoder.close();
   }
}