protected void addChildCalendarBookings(
      CalendarBooking calendarBooking, long[] childCalendarIds, ServiceContext serviceContext)
      throws PortalException, SystemException {

    if (!calendarBooking.isMasterBooking()) {
      return;
    }

    List<CalendarBooking> childCalendarBookings =
        calendarBookingPersistence.findByParentCalendarBookingId(
            calendarBooking.getCalendarBookingId());

    for (CalendarBooking childCalendarBooking : childCalendarBookings) {
      if (childCalendarBooking.isMasterBooking()
          || ArrayUtil.contains(childCalendarIds, childCalendarBooking.getCalendarId())) {

        continue;
      }

      deleteCalendarBooking(childCalendarBooking.getCalendarBookingId());
    }

    for (long calendarId : childCalendarIds) {
      int count =
          calendarBookingPersistence.countByC_P(calendarId, calendarBooking.getCalendarBookingId());

      if (count > 0) {
        continue;
      }

      CalendarBooking childCalendarBooking =
          addCalendarBooking(
              calendarBooking.getUserId(),
              calendarId,
              new long[0],
              calendarBooking.getCalendarBookingId(),
              calendarBooking.getTitleMap(),
              calendarBooking.getDescriptionMap(),
              calendarBooking.getLocation(),
              calendarBooking.getStartDate(),
              calendarBooking.getEndDate(),
              calendarBooking.getAllDay(),
              calendarBooking.getRecurrence(),
              calendarBooking.getFirstReminder(),
              calendarBooking.getFirstReminderType(),
              calendarBooking.getSecondReminder(),
              calendarBooking.getSecondReminderType(),
              serviceContext);

      try {
        NotificationType notificationType =
            NotificationType.parse(PortletPropsValues.CALENDAR_NOTIFICATION_DEFAULT_TYPE);

        NotificationUtil.notifyCalendarBookingInvites(childCalendarBooking, notificationType);
      } catch (Exception e) {
      }
    }
  }