线程礼让——yield

package com.pln.state;
public class TestYield {
    public static void main(String[] args) {
        MyYield myYield = new MyYield();
        new Thread(myYield,"A").start();
        new Thread(myYield,"B").start();
    }
}
class MyYield implements Runnable{
    @Override
    public void run() {
        System.out.println(Thread.currentThread().getName()+"礼让开始");
        Thread.yield();//礼让方法
        System.out.println(Thread.currentThread().getName()+"礼让结束");
    }
}