code: public void setBaseCalendar(String val)
     {
        set(ResourceField.BASE_CALENDAR, val == null || val.length() == 0 ? "Standard" : val);
     }
docs: Sets the Base Calendar field indicates which calendar is the base calendar
  for a resource calendar. The list includes the three built-in calendars,
  as well as any new base calendars you have created in the Change Working
  Time dialog box.
  
  @param val calendar name