public List<AllVacationRequestViewItem> GetAllVacationRequests()
        {
            List<GUIManagement.AllVacationRequestViewItem> resultList = new List<GUIManagement.AllVacationRequestViewItem>();
            DBQuery dbq = new DBQuery();

            List<VacationManagement.VacationRequest> vacationRequestList = dbq.SelectAllVacationRequestsOfDivision(1);              // hier muss eine Funktionr ein der die Bereichsid übermittelt

            string requesterFullName = "-";

            foreach (VacationManagement.VacationRequest vr in vacationRequestList)
            {
                requesterFullName = dbq.SelectEmployeeFullName(vr.getEmployeeID());
                var employeeVacationRequest = new GUIManagement.AllVacationRequestViewItem(vr, requesterFullName);
                resultList.Add(employeeVacationRequest);
            }
            return resultList;
        }