package chapter10;
public class MainThread 
{
    public static void main(String args[]) 
    {
        //當前線程（主線程）實例化得到線程對象t
        Thread t=Thread.currentThread ();
		//輸出線程信息
        System.out.println ("當前進程信息:"+ t);
        // 更改線程名
        t.setName ("MyMain");
        System.out.println ("改名后信息:"+ t);
        try 
        {
            for (int i=5;i>0;i--) 
            {
                System.out.println (i);
                t.sleep (1000);
            }
        } catch (InterruptedException e) 
        {
            System.out.println ("主線程被中斷.");
        }
    }
}