quackrocketpowerd.java

来自「一个java模式开发案例」· Java 代码 · 共 18 行

/*
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package duck;

/**
 *
 * @author ranran
 */
public class QuackRocketPowerd implements QuackBehavior{
    public void quack(){
        System.out.println("I can't quack but I can fly with a rocket so I'm happy");
    }

}