private CollectorDayDataService()
 {
     _daoManager      = ServiceConfig.GetInstance().DaoManager;
     _powerDayDataDao = _daoManager.GetDao(typeof(ICollectorDayDataDao)) as ICollectorDayDataDao;
 }
 private CollectorDayDataService()
 {
     _daoManager = ServiceConfig.GetInstance().DaoManager;
     _powerDayDataDao = _daoManager.GetDao(typeof(ICollectorDayDataDao)) as ICollectorDayDataDao;
 }