public MallardDuck() { QuackBehavior = new DuckQuack(); FlyBehavior = new FlyWithWings(); }
public RedheadDuck() { FlyBehavior = new FlyWithWings(); QuackBehavior = new DuckQuack(); }
public ModelDuck() { FlyBehavior = new FlyNoWay(); QuackBehavior = new DuckQuack(); }