code: private void getYearlyDates(Calendar calendar, List<Date> dates)
     {
        if (m_relative)
        {
           getYearlyRelativeDates(calendar, dates);
        }
        else
        {
           getYearlyAbsoluteDates(calendar, dates);
        }
     }
docs: Calculate start dates for a yearly recurrence.
  
  @param calendar current date
  @param dates array of start dates