public override string executeStatement(String query, List <object> param) { string result = ""; if (query != null && query.Length > 0) { JArray array = new JArray(); if (param != null) { array = db.execute(query, param.ToArray()); } else { array = db.execute(query, null); } JObject obj = new JObject(); obj.Add(ConstantMbTilePlugin.KEY_EXECUTE_STATEMENT, array); result = obj.ToString(); } return(result); }