threadexample.java

线程的4种状态 (1)新建 (2)运行 (3)中断 (4)死亡

class Tortoise extends Thread
{
       int sleepTime=0,liveLength=0;
       Tortoise(int sleepTime,String name,int liveLength)
       {
                 this.sleepTime=sleepTime;
                 this.liveLength=liveLength;
                 setName(name);
        }
        public void run()
        {
               while(true)
               {
                     liveLength--;
                     System.out.print("@");
                     try
                     {
                           Thread.sleep(sleepTime);
                      }
                      catch(InterruptedException e)
                      {}
                       if(liveLength<=0)
                       {
                           System.out.print(getName()+"进入死亡状态\n");
                           return; // 结束run方法的语句
                           }
      }
   }
}
class Rabbit extends Thread
{
   int sleepTime=0,liveLength;
   Rabbit(int sleepTime,String name,int liveLength)
   {
      this.sleepTime=sleepTime;
      this.liveLength=liveLength;
      setName(name);
   }
   public void run()
   { 
      while(true)
      {
          liveLength--;
          System.out.printf("*");
          try
            { 
             this.sleep(sleepTime);
            }
          catch(InterruptedException e)
            {
            }
           if(liveLength<=0)
            {
                System.out.printf(getName()+"进入死亡状态\n");
                return;  // 结束run方法的语句
            }
      }
   }
}
public class ThreadExample
{
   public static void main(String args[ ])
   {
       Rabbit  rabit;
       rabit=new Rabbit(800,"lioner",9); // ?新建线程rabit
       Tortoise tortoise;
       tortoise=new Tortoise(700,"birdman",2);// ?新建线程tortoise
       tortoise.start(); // 启动线程tortoise
       rabit.start();     // 启动线程rabit
   }
}