/// Protection is not needed since all calls go through the participant which is synched public ReceiveDataHandler GetReceiveDataHandler(Topic top, Participant participant) { // In the case that we use the same port for several topics, we need to find the receiver for the transport::address::port used string key = MakeKey(top); if (ReceiveDataHandlers.ContainsKey(key)) { ReceiveDataHandler rdh = ReceiveDataHandlers[key]; // Check if any of the topics have a sample size larger than MAX_SEGMENT_SIZE // This will lead to a problem when using the same port, if samples becomes > MAX_SEGMENT_SIZE if ((rdh.GetSampleMaxSize() > Globals.MAX_SEGMENT_SIZE) || (top.GetSampleMaxSize() > Globals.MAX_SEGMENT_SIZE)) { if (top.GetTransport().Equals(Topic.TRANSPORT_UDP)) { Logger.ExceptionLogger.LogMessage("Warning: UDP transport is used with Topics with 'sampleMaxSize' > " + Globals.MAX_SEGMENT_SIZE); } else { Logger.ExceptionLogger.LogMessage("Warning: Same port (" + top.GetPort() + ") is used with Topics with 'sampleMaxSize' > " + Globals.MAX_SEGMENT_SIZE); } } return(rdh); } // Get the local interface, doing a translation from subnet if necessary string localIF = InetAddress.DoSubnetTranslation(top.GetLocalInterface()); // Didn't exist, create one if transport is known if ((top.GetTransport().Equals(Topic.TRANSPORT_MC)) || (top.GetTransport().Equals(Topic.TRANSPORT_TCP))) { ReceiveDataHandlers.Add(key, new ReceiveDataHandler(top, participant, ReceiverFactory.CreateReceiver(top, localIF))); return(ReceiveDataHandlers[key]); } else if (top.GetTransport().Equals(Topic.TRANSPORT_UDP)) { IReceiver rec = ReceiverFactory.CreateReceiver(top, localIF); ReceiveDataHandlers.Add(key, new ReceiveDataHandler(top, participant, rec)); if (key.Equals(Topic.TRANSPORT_UDP)) { participant.SetUdpTransportInfo(((UdpReceiver)rec).IP, ((UdpReceiver)rec).Port); } return(ReceiveDataHandlers[key]); } return(null); }
/// Protection is not needed since all calls go through the participant which is synched public ReceiveDataHandler GetReceiveDataHandler(Topic top, Participant participant) { // In the case that we use the same port for several topics, we need to find the receiver for the transport::address::port used string key = MakeKey(top); if (ReceiveDataHandlers.ContainsKey(key)) { ReceiveDataHandler rdh = ReceiveDataHandlers[key]; // Check if any of the topics have a sample size larger than MAX_SEGMENT_SIZE // This will lead to a problem when using the same port, if samples becomes > MAX_SEGMENT_SIZE if ((rdh.GetSampleMaxSize() > Globals.MAX_SEGMENT_SIZE) || (top.GetSampleMaxSize() > Globals.MAX_SEGMENT_SIZE)) { if (top.GetTransport().Equals(Topic.TRANSPORT_UDP)) { Logger.ExceptionLogger.LogMessage("Warning: UDP transport is used with Topics with 'sampleMaxSize' > " + Globals.MAX_SEGMENT_SIZE); } else { Logger.ExceptionLogger.LogMessage("Warning: Same port (" + top.GetPort() + ") is used with Topics with 'sampleMaxSize' > " + Globals.MAX_SEGMENT_SIZE); } } return rdh; } // Get the local interface, doing a translation from subnet if necessary string localIF = Domain.DoSubnetTranslation(participant.getDomain().GetLocalInterface()); // Didn't exist, create one if transport is known if ( (top.GetTransport().Equals(Topic.TRANSPORT_MC)) || (top.GetTransport().Equals(Topic.TRANSPORT_TCP)) ) { ReceiveDataHandlers.Add(key, new ReceiveDataHandler(top, participant, ReceiverFactory.CreateReceiver(top, localIF))); return ReceiveDataHandlers[key]; } else if (top.GetTransport().Equals(Topic.TRANSPORT_UDP)) { IReceiver rec = ReceiverFactory.CreateReceiver(top, localIF); ReceiveDataHandlers.Add(key, new ReceiveDataHandler(top, participant, rec)); participant.SetUdpTransportInfo(((UdpReceiver)rec).IP, ((UdpReceiver)rec).Port); return ReceiveDataHandlers[key]; } return null; }
/// Protection is not needed since all calls go through the participant which is synched public void ReleaseReceiveDataHandler(Topic top, Participant participant) { // In the case that we use the same port for several topics, we need to find the receiver for the transport::address::port used string key = MakeKey(top); if (ReceiveDataHandlers.ContainsKey(key)) { ReceiveDataHandler rdh = ReceiveDataHandlers[key]; if (rdh.GetNrOfSubscribers() == 0) { ReceiveDataHandlers.Remove(key); if (rdh.GetTransport().Equals(Topic.TRANSPORT_UDP)) { participant.SetUdpTransportInfo("", 0); } } } }