public static ChamberType GetChamberType(string factoryID, string shopID, string eqpID) { if (string.IsNullOrEmpty(factoryID) || string.IsNullOrEmpty(shopID) || string.IsNullOrEmpty(eqpID)) { return(ChamberType.NONE); } var eqps = InputMart.Instance.RTS_EQP; if (eqps == null || eqps.Rows.Count == 0) { return(ChamberType.NONE); } var find = eqps.Rows.Find(factoryID, shopID, eqpID); if (find != null) { return(LcdHelper.GetChamberType(find.SIM_TYPE)); } return(ChamberType.NONE); }