package Bean; import Adapter.GooseAdapter; import Factory.CountingDuckFactory; import Interface.AbstractDuckFactory; import Interface.Quackable; /** * Created by Administrator on 2017/7/14. */ public class DuckSimulator { public static void main(String[] args) { DuckSimulator duckSimulator = new DuckSimulator(); duckSimulator.simulate(new CountingDuckFactory()); } void simulate(AbstractDuckFactory factory) { Quackable redheadDuck = factory.createRedheadDuck(); Quackable duckCall = factory.createDuckCall(); Quackable rubberDuck = factory.createRubberDuck(); Quackable gooseAdapter = new GooseAdapter(new Goose()); Flock flockOfDucks = new Flock(); flockOfDucks.add(redheadDuck); flockOfDucks.add(duckCall); flockOfDucks.add(rubberDuck); flockOfDucks.add(gooseAdapter); System.out.println("\nDuck Simulator :With Observer"); Quackologist quackologist = new Quackologist(); flockOfDucks.registerObserver(quackologist); simulate(flockOfDucks); System.out.println("\nThe ducks quacked " + QuackCounter.getQuacks() + " times"); } void simulate(Quackable quackable) { quackable.quack(); } }