多線程 同步問題

標籤：dex   class   sys   public   ring   str   color   main   one   

public class TicketDemo {    public static void main(String[] args)     {        Ticket t=new Ticket();        Thread t1=new Thread(t);        t1.setName("One--");        t1.start();        Thread t2=new Thread(t);        t2.setName("Two--");        t2.start();        Thread t3=new Thread(t);        t3.setName("Three--");        t3.start();    }}class Ticket implements Runnable{    private int tick=100;    Object obj=new Object();    public void run()    {        while(true)        {            synchronized(obj)            {                if(tick>0)                {                    try                    {                        Thread.sleep(10);                    }                    catch (InterruptedException e)                    {                        System.out.println("中斷異常");                    }                    System.out.println(Thread.currentThread().getName()+tick--);                }            }        }    }}

 

多線程 同步問題