public Day getDayOfWeek()
   {
      Day result = null;
      if (!m_days.isEmpty())
      {
         result = m_days.iterator().next();
      }
      return result;
   }
public Day getDayOfWeek ( ) { Day result = null ; if ( ! m_days . isEmpty ( ) ) { result = m_days . iterator ( ) . next ( ) ; } return result ; }
Retrieves the monthly or yearly relative day of the week.

@return day of the week