class CalendarServiceImpl implements CalendarService, UserDataDeletable {

    public boolean updateEntryFrom(final OlatCalendar cal, final CalendarEntry calendarEntry) {
        final boolean successfullyPersist = calendarDao.updateEventFrom(cal, calendarEntry);
        informAboutCalendarChange(cal);
        return successfullyPersist;
    }

    private  CalendarServiceImpl();
      CalendarServiceImpl(CalendarDao calendarDao, CoordinatorManager coordinatorManager);

}