java 线程的优先级

 

//线程的优先级


//线程1
class xc1 implements Runnable{
    public void run(){
        for(int i=0;i<20;i++){
            System.out.println("线程1___"+i);
        }
    }
}

//线程2
class xc2 implements Runnable{
  public void run(){
      for(int i=0;i<20;i++){
          System.out.println("线程2___"+i);
      }
  }
}




public class Index{
    public static void main(String[] args){
        

        //线程1
        xc1 xc1 = new xc1();
        Thread xc1_Thread = new Thread(xc1);

        //线程优先级
        //setPriority 方法，是设置优先级
        //Thread.NORM_PRIORITY 当前的优先级，默认为5
        xc1_Thread.setPriority(Thread.NORM_PRIORITY+3);
        
        xc1_Thread.start();    //执行线程
        
        //线程2
        xc2 xc2 = new xc2();
        Thread xc2_Thread = new Thread(xc2);
        xc2_Thread.start();
        
        
        

    }
}