public override List <Classes> getElements() { TrainingCenterEntities oEntities = ConnectionEntities.getTrainingCenter(mAcount); var oData = oEntities.SP_GETALL_AYEAR_CLASS().ToList(); List <Classes> lisClasses = new List <Classes>(); foreach (var o in oData) { Classes oClasses = new Classes { Id = o.Id, ClassName = o.ClassName, FromDate = o.FromDate, ToDate = o.ToDate, PlaceTraining = o.PlaceTraining, NumberStudents = o.NumberStudents, Description = o.Description, Status = o.Status }; lisClasses.Add(oClasses); } return(lisClasses); }