多线程方法

//测试类
package test20220512;

public class myThreadJiekou implements Runnable {
	private int bao=10;
	public void run() {
		for(int i=0;i<10;i++) {
			if(bao>0)
			System.out.println(Thread.currentThread().getName()+"捡了第"+bao--+"宝贝");
			}
		try{
			Thread.sleep(1000);
		}catch (Exception e) {
			System.out.println();
		}
	}

}

//调用类
package test20220512;

import java.io.InterruptedIOException;

public class ceshijiekou {

	public static void main(String[] args) {
		myThreadJiekou p=new myThreadJiekou();
		Thread t=new Thread(p,"张");
		t.setPriority(Thread.NORM_PRIORITY);//设置优先级
		Thread t1=new Thread(p,"黎");
		t1.setPriority(Thread.NORM_PRIORITY+1);
		Thread t2=new Thread(p,"刘");
		t2.setPriority(Thread.NORM_PRIORITY+2);
		Thread t3=new Thread(p,"郭");
		t3.setPriority(Thread.NORM_PRIORITY-1);
		t.start();
		t1.start();
		t2.start();
		t3.start();
		System.out.println(Thread.currentThread().getName()+"执行");
		try {  //加入main县城，等子线程执行完，在执行主线程
			t.join();
			t1.join();
			t2.join();
			t3.join();
		}catch(InterruptedException e) {
			e.printStackTrace();
		}finally {
		System.out.println("结束");
		}
	}
}