/// <summary> /// Handle incoming commands /// </summary> /// <param name="commandTransport">An ITransport</param> /// <param name="command">A Command</param> protected void OnCommand(ITransport commandTransport, Command command) { if (command is MessageDispatch) { DispatchMessage((MessageDispatch)command); } else if (command is KeepAliveInfo) { OnKeepAliveCommand(commandTransport, (KeepAliveInfo)command); } else if (command is WireFormatInfo) { this.brokerWireFormatInfo = (WireFormatInfo)command; } else if (command is BrokerInfo) { this.brokerInfo = (BrokerInfo)command; } else if (command is ShutdownInfo) { if (!closing && !closed) { OnException(commandTransport, new NMSException("Broker closed this connection.")); } } else if (command is ProducerAck) { ProducerAck ack = (ProducerAck)command; if (ack != null && ack.ProducerId != null) { MessageProducer producer = (MessageProducer)producers[ack.ProducerId]; if (producer != null) { producer.OnProducerAck(ack); } } } else if (command is ConnectionError) { if (!closing && !closed) { ConnectionError connectionError = (ConnectionError)command; BrokerError brokerError = connectionError.Exception; string message = "Broker connection error."; string cause = ""; if (null != brokerError) { message = brokerError.Message; if (null != brokerError.Cause) { cause = brokerError.Cause.Message; } } OnException(commandTransport, new NMSConnectionException(message, cause)); } } else { Tracer.Error("Unknown command: " + command); } }
/// <summary> /// Handle incoming commands /// </summary> /// <param name="commandTransport">An ITransport</param> /// <param name="command">A Command</param> protected void OnCommand(ITransport commandTransport, Command command) { if (command.IsMessageDispatch) { WaitForTransportInterruptionProcessingToComplete(); DispatchMessage((MessageDispatch)command); } else if (command.IsKeepAliveInfo) { OnKeepAliveCommand(commandTransport, (KeepAliveInfo)command); } else if (command.IsWireFormatInfo) { this.brokerWireFormatInfo = (WireFormatInfo)command; } else if (command.IsBrokerInfo) { this.brokerInfo = (BrokerInfo)command; this.brokerInfoReceived.countDown(); } else if (command.IsShutdownInfo) { if (!closing.Value && !closed.Value) { OnException(new NMSException("Broker closed this connection.")); } } else if (command.IsProducerAck) { ProducerAck ack = (ProducerAck)command as ProducerAck; if (ack.ProducerId != null) { MessageProducer producer = producers[ack.ProducerId] as MessageProducer; if (producer != null) { if (Tracer.IsDebugEnabled) { Tracer.Debug("Connection: Received a new ProducerAck -> " + ack); } producer.OnProducerAck(ack); } } } else if (command.IsConnectionError) { if (!closing.Value && !closed.Value) { ConnectionError connectionError = (ConnectionError)command; BrokerError brokerError = connectionError.Exception; string message = "Broker connection error."; string cause = ""; if (null != brokerError) { message = brokerError.Message; if (null != brokerError.Cause) { cause = brokerError.Cause.Message; } } OnException(new NMSConnectionException(message, cause)); } } else { Tracer.Error("Unknown command: " + command); } }
/// <summary> /// Handle incoming commands /// </summary> /// <param name="commandTransport">An ITransport</param> /// <param name="command">A Command</param> protected void OnCommand(ITransport commandTransport, Command command) { if (command.IsMessageDispatch) { WaitForTransportInterruptionProcessingToComplete(); DispatchMessage((MessageDispatch)command); } else if (command.IsKeepAliveInfo) { OnKeepAliveCommand(commandTransport, (KeepAliveInfo)command); } else if (command.IsWireFormatInfo) { this.brokerWireFormatInfo = (WireFormatInfo)command; } else if (command.IsBrokerInfo) { this.brokerInfo = (BrokerInfo)command; this.brokerInfoReceived.countDown(); } else if (command.IsShutdownInfo) { // Only terminate the connection if the transport we use is not fault // tolerant otherwise we let the transport deal with the broker closing // our connection and deal with IOException if it is sent to use. if (!closing.Value && !closed.Value && this.transport != null && !this.transport.IsFaultTolerant) { OnException(new NMSException("Broker closed this connection via Shutdown command.")); } } else if (command.IsProducerAck) { ProducerAck ack = (ProducerAck)command as ProducerAck; if (ack.ProducerId != null) { MessageProducer producer = producers[ack.ProducerId] as MessageProducer; if (producer != null) { if (Tracer.IsDebugEnabled) { Tracer.DebugFormat("Connection[{0}]: Received a new ProducerAck -> ", this.ConnectionId, ack); } producer.OnProducerAck(ack); } } } else if (command.IsConnectionError) { if (!closing.Value && !closed.Value) { ConnectionError connectionError = (ConnectionError)command; BrokerError brokerError = connectionError.Exception; string message = "Broker connection error."; string cause = ""; if (null != brokerError) { message = brokerError.Message; if (null != brokerError.Cause) { cause = brokerError.Cause.Message; } } Tracer.ErrorFormat("Connection[{0}]: ConnectionError: " + message + " : " + cause, this.ConnectionId); OnAsyncException(new NMSConnectionException(message, cause)); } } else { Tracer.ErrorFormat("Connection[{0}]: Unknown command: " + command, this.ConnectionId); } }