Vector vector = new Vector();
        vector.add( new Integer(1)) ;
        vector.add( new Integer(2)) ;
 
        Integer[] ints = (Integer[])vector.toArray(new Integer[vector.size()]);
 
        int[] result = new int[ints.length] ;
        for (int i = 0; i < ints.length; i++) {
            result[i] = ints[i].intValue() ;
        }