java - display seconds counting down in textview Android -

i have timer has set number of seconds count down way 0 if put 5 textview label want show 5,4,3,2,1,0, have timer stop. pass in random number selected user pass variable s timer

my textview:

 mseconds = (textview)findviewbyid(r.id.secondslabel); 

my timer:

int s = //int taken on spinner in class  timer timer = new timer();         timer.schedule(new timertask() {             @override             public void run() {                 finish();             }         }, s * 1000); 

so when put mseconds.settext(//what should add here); show number counting down 0

please check countdown timer:

http://developer.android.com/reference/android/os/countdowntimer.html

 new countdowntimer(30000, 1000) {       public void ontick(long millisuntilfinished) {          mtextfield.settext("seconds remaining: " + millisuntilfinished / 1000);      }       public void onfinish() {          mtextfield.settext("done!");      }   }.start()