Gurux.DLMS.GXDLMS.HandleDataNotification C# (CSharp) Method

        private static void HandleDataNotification(GXDLMSSettings settings, GXReplyData reply)
        {
            int start = reply.Data.Position - 1;
            //Get invoke id.
            UInt32 invokeId = reply.Data.GetUInt32();
            reply.Time = DateTime.MinValue;
            int len = reply.Data.GetUInt8();
            byte[] tmp = null;
            // If date time is given.
            if (len != 0)
            {
                tmp = new byte[len];
                reply.Data.Get(tmp);
                if (reply.Xml != null)
                {
                    reply.Xml.AppendLine(TranslatorTags.DateTime, "Value", GXCommon.ToHex(tmp, false));
                }
                reply.Time = (GXDateTime)GXDLMSClient.ChangeType(tmp, DataType.DateTime);
            }
            if (reply.Xml != null)
            {
                reply.Xml.AppendStartTag(Command.DataNotification);
                reply.Xml.AppendLine(TranslatorTags.LongInvokeId, null,
                                     reply.Xml.IntegerToHex(invokeId, 8));
                reply.Xml.AppendLine(TranslatorTags.DateTime, null,
                                     GXCommon.ToHex(tmp, false));
                reply.Xml.AppendStartTag(TranslatorTags.NotificationBody);
                reply.Xml.AppendStartTag(TranslatorTags.DataValue);
                GXDataInfo di = new GXDataInfo();
                di.xml = reply.Xml;
                GXCommon.GetData(settings, reply.Data, di);
                reply.Xml.AppendEndTag(TranslatorTags.DataValue);
                reply.Xml.AppendEndTag(TranslatorTags.NotificationBody);
                reply.Xml.AppendEndTag(Command.DataNotification);
            }
            else
            {
                GetDataFromBlock(reply.Data, start);
                GetValueFromData(settings, reply);
            }
        }