I want to pick whether user has selected AM or PM  in TimePicker View.Here is my onTimeSet method and I don't know what to put in place of the '?'.
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
            c.set(Calendar.HOUR_OF_DAY, hourOfDay);
            c.set(Calendar.MINUTE, minute);
c.set(Calendar.AM_PM, ?);
    }