1:
2: public class ShapeDemo
3: {
4: public static void main(String[] args)
5: {
6: RectangleInterface box = new Rectangle(5, 8, 4);
7: box.drawHere();
8:
9: box.set(5, 5);
10: box.setOffset(10);
11: box.drawAt(2);
12: }
13: }