private DBServer create(string url, DbServerInfo dbInfo, bool special = false) { try { DBServer tmp = new DBServer(); bool res = tmp.init(url, dbInfo, special); if (!res) { return(null); } return(tmp); } catch (System.Exception ex) { LOGW.Info("连接数据库 {0} 时发生异常,异常信息{1}!", url, ex.ToString()); } return(null); }