mallardduck.java

来自「一个java模式开发案例」· Java 代码 · 共 22 行

/*
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package duck;

/**
 *
 * @author ranran
 */
public class MallardDuck extends Duck{
    public MallardDuck(){
        quackbehavior = new Quack();
        flybehavior = new FlyWithWings();

    }
    public void display(){
        System.out.println("I'm a real Mallaard duck");
    }
}