ArrayList To Array conversation 2

import java.util.*;
class ArrayListToArray
{ public static void main(String[] args)
 { ArrayList al=new ArrayList();
  al.add(new Integer(1));
  al.add(new Integer(2));
  al.add(new Integer(3));
  al.add(new Integer(4));
  System.out.println("Contents of al : "+al);
  System.out.println("Contents of al using iterator:");
  Iterator itr = al.iterator();
  while(itr.hasNext())
  {
   int x = (Integer)itr.next();
   System.out.print(x + " ");
  }
 }
}