public Excelmporter() { _service = ServiceLocator.Current.GetInstance <IGeneralService>(); _disciplines = new List <DisciplineYear>(); _newDisciplines = new List <Discipline>(); _newGroups = new List <Group>(); _workloads = new List <DisciplineWorkload>(); _disciplineYears = new List <DisciplineYear>(); _defaultDepartment = _service.GetAllDepartments().FirstOrDefault(); _allDisciplines = _service.GetAllDisciplines(); _semesters = _service.GetAllSemesters(); _studyYears = _service.GetAllStudyYears(); _groups = _service.GetAllGroups(); _specialities = _service.GetAllSpecialities(); Log = new List <string>(); }