一段模拟龟兔赛跑的多线程代码

/**
 * 一段模拟龟兔赛跑的多线程程序。<br>
 * 兔子比乌龟快5倍，但休息的时间长10倍。
 * 
 * @author 赵学庆，Java世纪网(java2000.net)
 * 
 */
public class T {

  public static void main(String[] args) {
    TortoiseRace a = new TortoiseRace();
    Thread runner1 = new Thread(a);
    RabbitRace b = new RabbitRace();
    Thread runner2 = new Thread(b);
    runner1.start();
    runner2.start();
    while (ready < 2) {
      try {
        Thread.sleep(1);
      } catch (InterruptedException e) {
        e.printStackTrace();
      }
    }
    synchronized (lock) {
      lock.notifyAll();
    }
  }

  static Object lock = new Object();
  static int ready = 0;
}

class TortoiseRace implements Runnable {
  public void run() {
    synchronized (T.lock) {
      T.ready++;
      try {
        T.lock.wait();
      } catch (InterruptedException e1) {
        e1.printStackTrace();
      }
    }
    int TortoiseDistance = 0;
    for (int i = 0; TortoiseDistance <= 1000; i++) {
      TortoiseDistance++;
      System.out.println("乌龟跑了1米!");
      try {
        Thread.sleep(1);
      } catch (InterruptedException e) {
      }
    }
    System.out.println("乌龟已经跑完了比赛路程!");

  }
}

class RabbitRace implements Runnable {
  public void run() {
    T.ready++;
    synchronized (T.lock) {
      try {
        T.lock.wait();
      } catch (InterruptedException e1) {
        e1.printStackTrace();
      }
    }
    int RabbitDistance = 0;
    for (int j = 0; RabbitDistance <= 1000; j++) {
      RabbitDistance += 5;
      System.out.println("兔子跑了5米!");
      try {
        Thread.sleep(10);
      } catch (InterruptedException e) {
      }
    }
    System.out.println("兔子跑完了比赛路程!");

  }
}