Design Patterns Java™ Workbook

Facade (Chapter 4)

SOLUTION 4.1

Your diagram should look something like Figure B.3. Figure B.3. This diagram shows the flight path application factored into one class for calculating a flight path, one for displaying a flight path, and one that simplifies use of the Swing libraries. Note that all the methods of SwingFacade are static methods. Does your solution make these methods static? If not, why not?

SOLUTION 4.2

Some differences to note between demos and facades follow. A demo is usually a standalone application, whereas a facade is usually not. A demo usually includes sample data; a facade does not. A facade is usually configurable, whereas ...