public class TestPriority {    
    public static void main(String args[]){
        System.out.println("线程名\t优先级");
        Thread current = Thread.currentThread();
        System.out.print(current.getName() + "\t");
        System.out.println(current.getPriority());        
        Thread t1 = new Runner();
        Thread t2 = new Runner();
        Thread t3 = new Runner();
        t1.setName("First");        
        t2.setName("Second");        
        t3.setName("Third");        
        t2.setPriority(Thread.MAX_PRIORITY);
        t3.setPriority(8);
           t1.start();
        t2.start();
           t3.start();
    }
}

class Runner extends Thread {
    public void run() {
        System.out.print(this.getName() + "\t");
        System.out.println(this.getPriority());        
    }
}