线程操作实例

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<李兴华视频笔记>

//线程A休眠10秒
//线程B休眠20秒
//线程C休眠30秒
class MyThread implements Runnable
{
   private String name ;
   private int time ;
   public MyThread(String name,int time){
       this.name = name ;
       this.time = time ;
   }
   public void run(){
       try{
           Thread.sleep(time) ;
       }catch(Exception e){
           e.printStackTrace() ;
       }
       System.out.println(this.name+"线程,休眠"+this.time+"毫秒") ;
   }
}
public class ExecDemo02
{
   public static void main(String args[]){
       MyThread mt1 = new MyThread("线程A",10000) ;
       MyThread mt2 = new MyThread("线程B",20000) ;
       MyThread mt3 = new MyThread("线程C",30000) ;
       new Thread(mt1).start();
       new Thread(mt2).start();
       new Thread(mt3).start();
   }
}

//线程A休眠10秒
//线程B休眠20秒
//线程C休眠30秒
class MyThread extends Thread
{
   private int time ;
   public MyThread(String name,int time){
       super(name) ;
       this.time = time ;
   }
   public void run(){
       try{
           Thread.sleep(time) ;
       }catch(Exception e){
           e.printStackTrace() ;
       }
       System.out.println(Thread.currentThread().getName()+"线程,休眠"+this.time+"毫秒") ;
   }
}
public class ExecDemo01
{
   public static void main(String args[]){
       MyThread mt1 = new MyThread("线程A",10000) ;
       MyThread mt2 = new MyThread("线程B",20000) ;
       MyThread mt3 = new MyThread("线程C",30000) ;
       mt1.start();
       mt2.start();
       mt3.start();
   }
}