      1  import java.awt.Rectangle;

      2

      3  /**

      4     Objects of this class measure rectangles by area.

      5  */

      6  public class AreaMeasurer implements Measurer

      7  {

      8     public double measure(Object anObject)

      9     {

     10        Rectangle aRectangle = (Rectangle) anObject;

     11        double area = aRectangle.getWidth() * aRectangle.getHeight();

     12        return area;

     13     }

     14  }