private void ProcessTrigger(Hl7Trigger trigger) { _hl7Mllp = new Hl7Mllp(); // get the next transaction number - needed to sort the // transactions correctly int transactionNumber = TransactionNumber.GetNextTransactionNumber(); System.String message = System.String.Format("HL7 Client thread - connecting to \"{0}\" on port {1}...", _config.ToActorIpAddress, _config.PortNumber); _hl7ThreadForHl7Client.LogInformation(message); if (_hl7Mllp.Connect(_config.ToActorIpAddress, _config.PortNumber)) { Hl7Message hl7RequestMessage = trigger.Trigger; // Set the sending and receiving applications hl7RequestMessage.SendingApplication = _config.FromActorAeTitle; hl7RequestMessage.ReceivingApplication = _config.ToActorAeTitle; // Add the control id and date/time of message hl7RequestMessage.MessageControlId = _messageControlId.ToString(); _messageControlId++; hl7RequestMessage.DateTimeOfMessage = System.DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.CultureInfo.InvariantCulture); // get initial HL7 message delimiters from the config Hl7MessageDelimiters messageDelimiters = _config.MessageDelimiters; System.String messageType = hl7RequestMessage.Value(Hl7SegmentEnum.MSH, 9); _hl7ThreadForHl7Client.LogInformation(System.String.Format("HL7 Client thread - send message \"{0}\".", messageType)); _hl7ThreadForHl7Client.LogInformation(hl7RequestMessage.ToString(messageDelimiters)); if (_hl7Mllp.SendMessage(hl7RequestMessage, messageDelimiters) == true) { Hl7Message hl7ResponseMessage = _hl7Mllp.ReceiveMessage(out messageDelimiters); if (hl7ResponseMessage != null) { messageType = hl7ResponseMessage.Value(Hl7SegmentEnum.MSH, 9); _hl7ThreadForHl7Client.LogInformation(System.String.Format("HL7 Client thread - received message \"{0}\".", messageType)); _hl7ThreadForHl7Client.LogInformation(hl7ResponseMessage.ToString(messageDelimiters)); // Validate the message if (_config.AutoValidate == true) { ValidateMessage(hl7ResponseMessage, messageDelimiters); } // save the transaction Hl7Transaction transaction = new Hl7Transaction(TransactionNameEnum.RAD_1, TransactionDirectionEnum.TransactionSent); transaction.Request = hl7RequestMessage; transaction.Response = hl7ResponseMessage; ActorsTransaction actorsTransaction = new ActorsTransaction(transactionNumber, ActorName, // from actor ParentActor.ActorName, // to actor transaction, _hl7ThreadForHl7Client.Options.ResultsFileNameOnly, _hl7ThreadForHl7Client.Options.ResultsFullFileName, (uint)_hl7ThreadForHl7Client.NrErrors, (uint)_hl7ThreadForHl7Client.NrWarnings); // save the transaction in the Actor log ParentActor.ActorsTransactionLog.Add(actorsTransaction); // publish the transaction event to any interested parties PublishTransactionAvailableEvent(ActorName, actorsTransaction); } } _hl7Mllp.Stop(); _hl7ThreadForHl7Client.StopResultsGathering(); _hl7ThreadForHl7Client.StartResultsGathering(); } if (_awaitCompletion == true) { _semaphore.Signal(); } }
/// <summary> /// Process Hl7 requests and responses. /// </summary> public void ProcessMessages() { _hl7Mllp = new Hl7Mllp(); for(;;) { System.String message = System.String.Format("Listening for incoming HL7 connection on port {0}...", _config.PortNumber); _hl7ThreadForHl7Server.LogInformation(message); try { // listen for a connection _hl7Mllp.Listen(_config.PortNumber); for(;;) { // accept the connection - only one at a time _hl7Mllp.Accept(); // the message delimiters will be filled in by the ReceiveMessage method Hl7MessageDelimiters messageDelimiters = null; // receive an HL7 message Hl7Message hl7RequestMessage = _hl7Mllp.ReceiveMessage(out messageDelimiters); if (hl7RequestMessage != null) { System.String messageType = hl7RequestMessage.Value(Hl7SegmentEnum.MSH, 9); message = System.String.Format("HL7 Server thread - received message \"{0}\".", messageType); _hl7ThreadForHl7Server.LogInformation(message); _hl7ThreadForHl7Server.LogInformation(hl7RequestMessage.ToString(messageDelimiters)); // Validate the message if (_config.AutoValidate == true) { ValidateMessage(hl7RequestMessage, messageDelimiters); } // call the message handler to get a response Hl7Message hl7ResponseMessage = MessageHandler(hl7RequestMessage); // copy some fields from the request hl7ResponseMessage.SendingApplication = hl7RequestMessage.ReceivingApplication; hl7ResponseMessage.SendingFacility = hl7RequestMessage.ReceivingFacility; hl7ResponseMessage.ReceivingApplication = hl7RequestMessage.SendingApplication; hl7ResponseMessage.ReceivingFacility = hl7RequestMessage.SendingFacility; hl7ResponseMessage.MessageControlId = hl7RequestMessage.MessageControlId; // set the date/time of message hl7ResponseMessage.DateTimeOfMessage = System.DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.CultureInfo.InvariantCulture); // send the response _hl7Mllp.SendMessage(hl7ResponseMessage, messageDelimiters); messageType = hl7ResponseMessage.Value(Hl7SegmentEnum.MSH, 9); message = System.String.Format("HL7 Server thread - sent message \"{0}\".", messageType); _hl7ThreadForHl7Server.LogInformation(message); _hl7ThreadForHl7Server.LogInformation(hl7ResponseMessage.ToString(messageDelimiters)); // get the next transaction number - needed to sort the // transactions correctly int transactionNumber = TransactionNumber.GetNextTransactionNumber(); // save the transaction Hl7Transaction transaction = new Hl7Transaction(TransactionNameEnum.RAD_1, TransactionDirectionEnum.TransactionReceived); transaction.Request = hl7RequestMessage; transaction.Response = hl7ResponseMessage; _hl7ThreadForHl7Server.LogInformation(String.Format("{0} - received Hl7 event from {1}", ParentActor.ActorName, ActorName)); ActorsTransaction actorsTransaction = new ActorsTransaction(transactionNumber, ActorName, // from actor ParentActor.ActorName, // to actor transaction, _hl7ThreadForHl7Server.Options.ResultsFileNameOnly, _hl7ThreadForHl7Server.Options.ResultsFullFileName, (uint)_hl7ThreadForHl7Server.NrErrors, (uint)_hl7ThreadForHl7Server.NrWarnings); // save the transaction in the Actor log ParentActor.ActorsTransactionLog.Add(actorsTransaction); // publish the transaction event to any interested parties PublishTransactionAvailableEvent(ActorName, actorsTransaction); } _hl7Mllp.Close(); _hl7ThreadForHl7Server.StopResultsGathering(); _hl7ThreadForHl7Server.StartResultsGathering(); } } catch { // System.Net.Sockets.Socket.Accept() exception thrown when the server is stopped by closing the listen socket. break; } } }
/// <summary> /// Process Hl7 requests and responses. /// </summary> public void ProcessMessages() { _hl7Mllp = new Hl7Mllp(); for (;;) { System.String message = System.String.Format("Listening for incoming HL7 connection on port {0}...", _config.PortNumber); _hl7ThreadForHl7Server.LogInformation(message); try { // listen for a connection _hl7Mllp.Listen(_config.PortNumber); for (;;) { // accept the connection - only one at a time _hl7Mllp.Accept(); // the message delimiters will be filled in by the ReceiveMessage method Hl7MessageDelimiters messageDelimiters = null; // receive an HL7 message Hl7Message hl7RequestMessage = _hl7Mllp.ReceiveMessage(out messageDelimiters); if (hl7RequestMessage != null) { System.String messageType = hl7RequestMessage.Value(Hl7SegmentEnum.MSH, 9); message = System.String.Format("HL7 Server thread - received message \"{0}\".", messageType); _hl7ThreadForHl7Server.LogInformation(message); _hl7ThreadForHl7Server.LogInformation(hl7RequestMessage.ToString(messageDelimiters)); // Validate the message if (_config.AutoValidate == true) { ValidateMessage(hl7RequestMessage, messageDelimiters); } // call the message handler to get a response Hl7Message hl7ResponseMessage = MessageHandler(hl7RequestMessage); // copy some fields from the request hl7ResponseMessage.SendingApplication = hl7RequestMessage.ReceivingApplication; hl7ResponseMessage.SendingFacility = hl7RequestMessage.ReceivingFacility; hl7ResponseMessage.ReceivingApplication = hl7RequestMessage.SendingApplication; hl7ResponseMessage.ReceivingFacility = hl7RequestMessage.SendingFacility; hl7ResponseMessage.MessageControlId = hl7RequestMessage.MessageControlId; // set the date/time of message hl7ResponseMessage.DateTimeOfMessage = System.DateTime.Now.ToString("yyyyMMddhhmmss", System.Globalization.CultureInfo.InvariantCulture); // send the response _hl7Mllp.SendMessage(hl7ResponseMessage, messageDelimiters); messageType = hl7ResponseMessage.Value(Hl7SegmentEnum.MSH, 9); message = System.String.Format("HL7 Server thread - sent message \"{0}\".", messageType); _hl7ThreadForHl7Server.LogInformation(message); _hl7ThreadForHl7Server.LogInformation(hl7ResponseMessage.ToString(messageDelimiters)); // get the next transaction number - needed to sort the // transactions correctly int transactionNumber = TransactionNumber.GetNextTransactionNumber(); // save the transaction Hl7Transaction transaction = new Hl7Transaction(TransactionNameEnum.RAD_1, TransactionDirectionEnum.TransactionReceived); transaction.Request = hl7RequestMessage; transaction.Response = hl7ResponseMessage; _hl7ThreadForHl7Server.LogInformation(String.Format("{0} - received Hl7 event from {1}", ParentActor.ActorName, ActorName)); ActorsTransaction actorsTransaction = new ActorsTransaction(transactionNumber, ActorName, // from actor ParentActor.ActorName, // to actor transaction, _hl7ThreadForHl7Server.Options.ResultsFileNameOnly, _hl7ThreadForHl7Server.Options.ResultsFullFileName, (uint)_hl7ThreadForHl7Server.NrErrors, (uint)_hl7ThreadForHl7Server.NrWarnings); // save the transaction in the Actor log ParentActor.ActorsTransactionLog.Add(actorsTransaction); // publish the transaction event to any interested parties PublishTransactionAvailableEvent(ActorName, actorsTransaction); } _hl7Mllp.Close(); _hl7ThreadForHl7Server.StopResultsGathering(); _hl7ThreadForHl7Server.StartResultsGathering(); } } catch { // System.Net.Sockets.Socket.Accept() exception thrown when the server is stopped by closing the listen socket. break; } } }