public IEnumerable <DepartmentViewModel> GetAllDepartments()
        {
            List <DepartmentViewModel> models = new List <DepartmentViewModel>();

            try
            {
                List <Department> modules = DepartmentManager.FindAll();
                models = ObjectMapper.Map <Model.Entities.Department, DepartmentViewModel>(modules);
            }
            catch (Exception ex)
            {
                ExceptionManager.HandleException(ex, PolicyNameType.ExceptionReplacing);
            }

            return(models);
        }