public override void Write(Datum aggregatedDatum)
        {
            if (!App.Available)
            {
                return;
            }

            if (UseLog)
            {
                base.Write(aggregatedDatum);
            }

            var node = ReceiverNode;

            if (node.IsNullOrWhiteSpace())
            {
                return;
            }


            string site;

            if (SiteName.IsNotNullOrWhiteSpace())
            {
                site = SiteName;
            }
            else
            {
                site = "{0}::{1}@{2}".Args(App.Name, App.InstanceID, System.Environment.MachineName);
            }

            try
            {
                if (m_Client == null)
                {
                    m_Client = new TelemetryReceiverClient(ReceiverNode);
                }

                m_Client.Send(site, aggregatedDatum);
            }
            catch (Exception error)
            {
                cleanupClient();
                WriteLog(MessageType.Error, error.ToMessageWithType(), from: "{0}.{1}".Args(GetType().Name, "Write(datum)"));
            }
        }
        private void cleanupClient()
        {
            var cl = m_Client;

            if (cl == null)
            {
                return;
            }

            try
            {
                m_Client = null;
                cl.Dispose();
            }
            catch (Exception error)
            {
                WriteLog(MessageType.Error, error.ToMessageWithType(), from: "{0}.{1}".Args(GetType().Name, "cleanupClient()"));
            }
        }
        public override void Write(Datum aggregatedDatum)
        {
            if (!App.Available) return;

               if (UseLog)
             base.Write(aggregatedDatum);

               var node = ReceiverNode;

               if (node.IsNullOrWhiteSpace()) return;

               string site;
               if (SiteName.IsNotNullOrWhiteSpace())
             site = SiteName;
               else
             site = "{0}::{1}@{2}".Args(App.Name, App.InstanceID, System.Environment.MachineName);

               try
               {
               if (m_Client==null)
                   m_Client = new TelemetryReceiverClient(ReceiverNode);

               m_Client.Send(site, aggregatedDatum);
               }
               catch(Exception error)
               {
               cleanupClient();
               WriteLog(MessageType.Error, error.ToMessageWithType(), from: "{0}.{1}".Args(GetType().Name, "Write(datum)") );
               }
        }
        private void cleanupClient()
        {
            var cl = m_Client;
               if (cl==null) return;

               try
               {
               m_Client = null;
               cl.Dispose();
               }
               catch(Exception error)
               {
              WriteLog(MessageType.Error, error.ToMessageWithType(), from: "{0}.{1}".Args(GetType().Name, "cleanupClient()") );
               }
        }