public List <Ld_Institution_Company> GetCompanyTop(int systemId, int count) { try { if (systemId == 0) { throw new Exception("系统编号不能为0!"); } if (count == 0) { count = 1; } int errCode = -1; string errMsg = "fail"; var result = LdCmsDbEntitiesContext.SP_Get_Institution_CompanyTop(systemId, count, out errCode, out errMsg); if (errCode != 0) { throw new Exception(errMsg); } if (result == null) { return(null); } else { return(result.ToObject <List <Ld_Institution_Company> >()); } } catch (Exception ex) { throw new Exception(ex.Message); } }