Esempio n. 1
0
        /**
         * Subscribe - Private Interface
         *
         * @param String channel name.
         * @param Procedure function callback
         * @param String timetoken.
         */
        private void _subscribe(string channel, object timetoken, Action<object> usercallback, bool reconnect)
        {
            //Exit if the channel is unsubscribed
            if (!_channelSubscription.ContainsKey(channel))
            {
                if (appSwitch.TraceInfo)
                {
                    Trace.WriteLine(string.Format("DateTime {0}, Due to Unsubscribe, further subscription was stopped for channel {1}", DateTime.Now.ToString(), channel.ToString()));
                }
                return;
            }

            //Check internet connection
            ClientNetworkStatus.checkInternetStatus(_pubnetSystemActive, updateInternetStatus);
            Thread.Sleep(2000);

            if (!_pubnetInternetStatus && _pubnetSystemActive)
            {
                if (appSwitch.TraceInfo)
                {
                    Trace.WriteLine(string.Format("DateTime {0}, Subscribe - No internet connection for {1}", DateTime.Now.ToString(), channel));
                }

                ReconnectState netState = new ReconnectState();
                netState.channel = channel;
                netState.type = ResponseType.Subscribe;
                netState.callback = usercallback;
                netState.timetoken = timetoken;

                reconnectNetwork(netState);
                return;
            }

            // Begin recursive subscribe
            try
            {
                // Build URL
                List<string> url = new List<string>();
                url.Add("subscribe");
                url.Add(this.SUBSCRIBE_KEY);
                url.Add(channel);
                url.Add("0");
                url.Add(timetoken.ToString());

                // Wait for message
                _urlRequest(url, ResponseType.Subscribe, usercallback, reconnect);
            }
            catch(Exception ex)
            {
                if (appSwitch.TraceError)
                {
                    Trace.WriteLine(string.Format("DateTime {0} method:_subscribe \n channel={1} \n timetoken={2} \n Exception Details={3}",DateTime.Now.ToString(), channel, timetoken.ToString(), ex.ToString()));
                }
                //TODO: Check if we need sleep time
                System.Threading.Thread.Sleep(1000);
                this._subscribe(channel, timetoken,usercallback,false);
            }
        }
Esempio n. 2
0
 private void reconnectNetwork(ReconnectState netState)
 {
     System.Threading.Timer timer = new Timer(new TimerCallback(reconnectNetworkCallback),netState,0,PUBNUB_NETWORK_CHECK_CALLBACK_INTERVAL_IN_SEC * 1000);
     _channelReconnectTimer.AddOrUpdate(netState.channel, timer, (key, oldState) => timer);
 }