// An example illustrating the polymorphic nature of a Vector.
// page 318.

import java.util.Vector;
import java. awt.Point;

class Variety {

   public static void main (String[] args) {

     Vector collector = new Vector();

     Integer num1 = new Integer(10);
     collector.addElement (num1);

     Point origin = new Point (0, 0);
     collector.addElement(origin);

     Integer num2 = new Integer(37);
     collector.addElement(num2);

     Point corner = new Point (12, 45);
     collector.addElement(corner);

     int temp;
     Object something;

     for (int count=0; count < 4; count++) {
       something = collector.elementAt (count);
       if (something instanceof Integer) {
         temp = ( (Integer)something ).intValue() + 20;
         System.out.println(something + " + 20 = " + temp);
       }
       else 
         System.out.println ("Point: " + something);
     }
   }
}