public List<object> get() { List<object> retColl = new List<object>(); // Create DBHelper's Instance DBHelper dbhelper = new DBHelper(); // Get query string string insertstr = buildStringForQuery(); // Get from DB OleDbDataReader dr = dbhelper.ExecuteQuery(insertstr); // Get rows and convert them to user collection if (dr.HasRows) { while (dr.Read()) { retColl.Add(convertFromReader(dr)); } } // Close DB Helper dbhelper.close(); return retColl; }