private void GetCommentList(HttpContext CurrentContext)
        {
            CommentBll bll = new CommentBll();
            int NewsID = Convert.ToInt32(CurrentContext.Request["nid"]);
            if (NewsID == 0)
            {
                CurrentContext.Response.Write(GetJsonResult(false, "参数错误!"));
                return;
            }

            DataTable dt = bll.GetList(AppType.News, NewsID);

            StringBuilder result = new StringBuilder();
            StringWriter sw = new StringWriter(result);
            JsonWriter writer = new JsonWriter(sw);
            writer.Formatting = Formatting.Indented;
            writer.WriteStartArray();
            foreach (DataRow row in dt.Rows)
            {
                writer.WriteStartObject();

                WriteJsonKeyValue(writer, "userid", row["userid"].ToString());
                WriteJsonKeyValue(writer, "content", row["content"].ToString());
                WriteJsonKeyValue(writer, "createtime", Convert.ToDateTime(row["createtime"]).ToString("yyyy-MM-dd HH:mm:ss"));

                writer.WriteEndObject();
            }
            writer.WriteEndArray();
            writer.Close();

            CurrentContext.Response.Write("(" + result.ToString() + ")");
        }
 public DataTable GetNewsComments(int NewsID)
 {
     CommentBll bll = new CommentBll();
     return bll.GetList(AppType.News, NewsID);
 }