class user extends Thread { private Thread fth;
user(String name, Thread fth) { super(name); this.fth = fth; }
public void run() { System.out.println(this.getName()); try { sleep(2000); } catch (Exception e) { // TODO: handle exception throw new RuntimeException(e); } if (fth != null) { try { fth.join();
} catch (Exception e) {
} System.out.println("NAME:" + this.getName() + "Bye");
} }
}
class MT{ public static void main(String[] args) throws InterruptedException { user u1=new user("1",null); user u2=new user("2",u1); user u3=new user("3",u2); user u4=new user("4",u3); u1.setPriority(Thread.MAX_PRIORITY); u2.setPriority(Thread.MAX_PRIORITY-1); u3.setPriority(Thread.MAX_PRIORITY-2); u4.setPriority(Thread.MAX_PRIORITY-3); u1.start(); u2.start(); u3.start(); u4.start(); } }
转载于:https://www.cnblogs.com/sunshine-in/p/4087537.html
