public void UpdateThemeInfo(int id)

        {

            //事务

            using (TransactionScope ctran = new TransactionScope())

            {

                try

                {

                    Models.ThemeInfo model = Models.ThemeInfo.Find(id);

                    if (model != null)

                    {

                        model.CreatDate = DateTime.Now;

                        model.Subject = "修改测试" + id;

                        model.Text = "修改测试内容" + id;

                    }

                    model.Update();

                    ctran.VoteCommit();

                }

                catch (Exception)

                {

                    ctran.VoteRollBack();

                }

            }

        }