/// <summary> /// 根据id,返回对象 /// </summary> /// <param name="id"></param> /// <returns></returns> public T FindById(int id) { if (id <= 0) { return(null); } var fileName = Path.Combine(this.ModelDir, id + fileExt); if (!File.Exists(fileName)) { return(null); } return(serializer.DeSerializFromFile <T>(fileName)); }