/// <summary>
        /// 根据id删除用户组权限信息
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public static bool DeleteGroupPermissionInfo(Guid id)
        {
            bool           ret   = false;
            IDbConnection  conn  = null;
            IDbCommand     cmd   = null;
            IDbTransaction trans = null;

            try
            {
                IGroupPermission dp = DataProvider.DbGroupPermissionDP;
                conn = DbConnOperation.CreateMySqlConnection();
                cmd  = conn.CreateCommand();
                conn.Open();
                trans           = conn.BeginTransaction();
                cmd.Transaction = trans;
                ret             = dp.DeleteGroupPermissionInfo(cmd, id);
                trans.Commit();
            }
            catch (Exception ex)
            {
                if (trans != null)
                {
                    trans.Rollback();
                }
                log.Error(string.Format("DeleteGroupPermissionInfo()出错,错误信息如下:{0}", ex.Message));
            }
            finally
            {
                if (conn != null)
                {
                    conn.Close();
                }
            }
            return(ret);
        }
        /// <summary>
        /// 获取用户组权限列表
        /// </summary>
        /// <param name="gid">用户组编号</param>
        /// <returns></returns>
        public static List <GroupPermission> GetGroupPermissionInfoByGid(Guid gid)
        {
            List <GroupPermission> list  = new List <GroupPermission>();
            IDbConnection          conn  = null;
            IDbCommand             cmd   = null;
            IDbTransaction         trans = null;

            try
            {
                IGroupPermission dp = DataProvider.DbGroupPermissionDP;
                conn = DbConnOperation.CreateMySqlConnection();
                cmd  = conn.CreateCommand();
                conn.Open();
                trans           = conn.BeginTransaction();
                cmd.Transaction = trans;
                list            = dp.GetGroupPermissionInfoByGid(cmd, gid);
                trans.Commit();
            }
            catch (Exception ex)
            {
                if (trans != null)
                {
                    trans.Rollback();
                }
                log.Error(string.Format("GetGroupPermissionInfoByGid()出错,错误信息如下:{0}", ex.Message));
            }
            finally
            {
                if (conn != null)
                {
                    conn.Close();
                }
            }
            return(list);
        }