以下是个大概的流程public YourThread extends Thread
{
    public void run()
    {
        while(true)
        {
             try
             {
                  Encrypt.Check();
                  Thread.sleep(1000);
             }
        }
    }
}

解决方案 »

  1.   

    class YourThread extends Thread{
        public void run(){
            while(true){
                Encrypt.Check();//执行方法放在死循环中
                Thread.sleep(5000);//五秒
            }
        }
    }//主方法
    public static void main(String[] args){
         //Your code here
            
         //Start YourThread    
         Thread t=new YourThread();
         t.start();    //like this OK!
         
         //Your code here
    }