public static IList<string> getValues(string headerText, string strgKey)
        {
            List<string> ret = new List<string>();
            DataTable tbl = null;

            //DBから読み込む
            using (DAOContext con = new DAOContext(AccessConstring.SettingConString))
            {
                con.OpenConnection();
                MyDummySQLSettingsDAO dao = new MyDummySQLSettingsDAO(con);

                tbl = dao.selectSettingRows(headerText, strgKey);

                con.CloseConnection();

            }

            if (tbl != null)
            {
                foreach (DataRow row in tbl.Rows)
                {
                    ret.Add(row["TEXTVALUE"].ToString());
                }
            }

            return ret;
        }
        public static IList<string> getValues(DAOContext con, string headerText, string strgKey)
        {
            List<string> ret = new List<string>();
            DataTable tbl = null;

            if (con.Connection.State != ConnectionState.Open) return ret;

            //DBから読み込む
            MyDummySQLSettingsDAO dao = new MyDummySQLSettingsDAO(con);

            tbl = dao.selectSettingRows(headerText, strgKey);

            if (tbl != null)
            {
                foreach (DataRow row in tbl.Rows)
                {
                    ret.Add(row["TEXTVALUE"].ToString());
                }
            }

            return ret;
        }
        public static IList<string> getStringValues(string headerText, string strgKey)
        {
            List<string> ret = new List<string>();
            DataTable tbl = null;

            //DBから読み込む
            using (DAOContext con = new DAOContext(AccessConstring.SettingConString))
            {
                con.OpenConnection();
                MyDummySQLSettingsDAO dao = new MyDummySQLSettingsDAO(con);

                tbl = dao.selectSettingRows(headerText, strgKey);

                con.CloseConnection();

            }

            if (tbl != null)
            {
                foreach (DataRow row in tbl.Rows)
                {
                    ret.Add(row["TEXTVALUE"].ToString());
                }
            }

            return ret;
        }