JudgeRunnable.java

package edu.mama.ls18.homework;
_/*
裁判：负责输出双方奔跑距离、判断胜负
*/
_public class JudgeRunnable implements Runnable{
private Race race;
Thread athlete1, athlete2;
public JudgeRunnable(Race race,Thread athlete1, Thread athlete2) {
if (race == null || athlete1==null || athlete2==null) {
throw new IllegalArgumentException(“参数不能为null”);
}
this.race = race;
this.athlete1=athlete1;
this.athlete2=athlete2;
}

@Override<br />    public void run() {<br />        //开始<br />        race.isPlaying=true;<br />        System._out_.println("裁判：比赛开始！！！");<br />        athlete1.start();<br />        athlete2.start();<br />        try {<br />            Thread._sleep_(1000);<br />        } catch (InterruptedException e) {<br />            e.printStackTrace();<br />        }<br />        //进行<br />        while (race.isPlaying){<br />            if(race.hareDistance>=50)<br />            {<br />                race.isPlaying=false;<br />                race.winner="兔子";<br />                break;<br />            }<br />            if(race.tortoiseDistance>=50)<br />            {<br />                race.isPlaying=false;<br />                race.winner="乌龟";<br />                break;<br />            }<br />            System._out_.println("裁判：兔子已跑"+race.hareDistance);<br />            System._out_.println("裁判：乌龟已跑"+race.tortoiseDistance);<br />            try {<br />                Thread._sleep_(1000);<br />            } catch (InterruptedException e) {<br />                e.printStackTrace();<br />            }<br />        }<br />        //结束<br />        System._out_.println("裁判：比赛结束！胜利者是："+race.winner);<br />    }

}