ThreadPriority线程优先级练习

package Thread.Thread02;

/**
 * FileName: ThreadPriorityDemo
 * Author:   lps
 * Date:     2022/3/29 15:08
 * Sign:刘品水 Q：1944900433
 *

 *
 * void setPriority(int newPriority)
 * 更改此线程的优先级。
 */
public class ThreadPriorityDemo {
    public static void main(String[] args) {
        ThreadPriority tp1 = new ThreadPriority();
        ThreadPriority tp2 = new ThreadPriority();
        ThreadPriority tp3 = new ThreadPriority();
        tp1.setName("高铁");
        tp2.setName("飞机");
        tp3.setName("狗爬");

//        System.out.println(tp1.getPriority());//5
//
//        System.out.println(tp2.getPriority());//5
//
//        System.out.println(tp3.getPriority());//5
        //tp1.setPriority(9);
        //IllegalArgumentException
        //IllegalArgumentException -如果优先级不在范围 MIN_PRIORITY到 MAX_PRIORITY。
        //SecurityException -如果当前线程不能修改这个线程。

//        System.out.println(Thread.MAX_PRIORITY);//10
//
//        System.out.println(Thread.MIN_PRIORITY);//1
//
//        System.out.println(Thread.NORM_PRIORITY);//5

        //设置正确的优先级
        tp1.setPriority(5);
        tp2.setPriority(10);
        tp3.setPriority(1);




        tp1.start();
        tp2.start();
        tp3.start();
//        tp3.run();
//        tp1.run();
//        tp2.run();


    }
}

package Thread.Thread02;

/**
 * FileName: ThreadPriority
 * Author:   lps
 * Date:     2022/3/29 15:09
 * Sign:刘品水 Q：1944900433
 */
public class ThreadPriority extends Thread{
    @Override
    public void run() {
        for (int i = 0; i < 100; i++) {
            System.out.println(getName()+":"+i);
        }
    }
}