private static void OnMessageReceived(IMessage message)
{
try
{
OpenRailBytesMessage oMessage = null;
IBytesMessage msgBytes = message as IBytesMessage;
if (msgBytes != null)
{
oMessage = new OpenRailBytesMessage(message.NMSTimestamp, msgBytes.Content);
}
if (oMessage != null)
{
miMessageCount++;
if ((miMessageCount % 25) == 0)
{
Pport oPPort = DarwinMessageHelper.GetMessageAsObjects(oMessage.Bytes);
string sMessageType = DarwinMessageHelper.GetMessageDescription(oPPort);
Console.WriteLine(DateTime.Now.ToString("HH:mm:ss.fff") + ": Total Messages Received = " + miMessageCount.ToString() + ": Last Message = " + sMessageType);
}
}
}
catch (Exception oException)
{
Console.WriteLine("MESSAGE ERROR: " + oException.GetType().FullName);
Console.WriteLine(oException.Message);
}
}
public static string GetMessageDescription(Pport oPPort)
{
var sName = oPPort.ItemElementName.ToString();
if (oPPort.Item is PportUR uR)
{
sName = GetUrContentTypes(uR);
}
return(sName);
}
public static string GetMessageDescription(Pport oPPort)
{
string sName = oPPort.ItemElementName.ToString();
PportUR uR = oPPort.Item as PportUR;
if (uR != null)
{
sName = GetURContentTypes(uR);
}
return(sName);
}
static void _nmsConnection_FeedDataRecieved(object sender, Pport e)
{
switch (e.ItemElementName)
{
case ItemChoiceType1.uR:
var ur = (DataResponse)e.Item;
if (ur.alarm != null && ur.alarm.Any())
{
}
if (ur.association != null && ur.association.Any())
{
}
if (ur.deactivated != null && ur.deactivated.Any())
{
foreach (var ts in ur.deactivated)
{
TrainServices.Deactivate(ts.rid);
}
}
if (ur.OW != null && ur.OW.Any())
{
}
if (ur.schedule != null && ur.schedule.Any())
{
}
if (ur.trackingID != null && ur.trackingID.Any())
{
}
if (ur.trainAlert != null && ur.trainAlert.Any())
{
}
if (ur.trainOrder != null && ur.trainOrder.Any())
{
}
if (ur.TS != null && ur.TS.Any())
{
foreach (var ts in ur.TS)
{
TrainServices.AddOrUpdate(ts);
}
}
break;
case ItemChoiceType1.sR:
break;
}
}
static void Main(string[] args)
{
// CONNECTION SETTINGS: In your code, move these into some form of configuration file / table
// *** change the lines below to match your personal details ***
string sConnectUrl = "activemq:tcp://InsertYourHostHere:61616?connection.watchTopicAdvisories=false";
string sUser = "******";
string sPassword = "******";
string sTopic = "darwin.pushport-v16";
if ((sUser == "InsertYourUserNameHere") || (sPassword == "InsertYourPasswordHere") || (sConnectUrl.Contains("InsertYourHostHere")))
{
Console.WriteLine("DARWIN PUSH PORT RECEIVER SAMPLE: ");
Console.WriteLine();
Console.WriteLine("ERROR: Please update the source code (in the Program.cs file) to use your user name and password!");
Console.ReadLine();
return;
}
// create the shared queues (into which the receiver will enqueue messages/errors)
ConcurrentQueue<OpenRailMessage> oMessageQueue = new ConcurrentQueue<OpenRailMessage>();
ConcurrentQueue<OpenRailException> oErrorQueue = new ConcurrentQueue<OpenRailException>();
// create the receiver
OpenRailDarwinPushPortReceiver oDarwinReceiver = new OpenRailDarwinPushPortReceiver(
sConnectUrl, sUser, sPassword, sTopic, oMessageQueue, oErrorQueue, 100);
// Start the receiver
oDarwinReceiver.Start();
// Running: process the output from the receiver (in the queues) and display progress
DateTime dtRunUntilUtc = DateTime.UtcNow.AddSeconds(120);
DateTime dtNextUiUpdateTime = DateTime.UtcNow;
int iTextMessageCount = 0;
int iBytesMessageCount = 0;
int iUnsupportedMessageCount = 0;
string msLastBytesMessageContent = null;
int iErrorCount = 0;
string msLastErrorInfo = null;
while (DateTime.UtcNow < dtRunUntilUtc)
{
// attempt to dequeue and process any errors that occurred in the receiver
while ((oErrorQueue.Count > 0) && (DateTime.UtcNow < dtNextUiUpdateTime))
{
OpenRailException oOpenRailException = null;
if (oErrorQueue.TryDequeue(out oOpenRailException))
{
// the code here simply counts the errors, and captures the details of the last
// error - your code may log details of errors to a database or log file
iErrorCount++;
msLastErrorInfo = OpenRailException.GetShortErrorInfo(oOpenRailException);
}
}
// attempt to dequeue and process some messages
while ((oMessageQueue.Count > 0) && (DateTime.UtcNow < dtNextUiUpdateTime))
{
OpenRailMessage oMessage = null;
if (oMessageQueue.TryDequeue(out oMessage))
{
// Darwin should not be sending text messages (code is here just in case)
OpenRailTextMessage oTextMessage = oMessage as OpenRailTextMessage;
if (oTextMessage != null) iTextMessageCount++;
// All Darwin push port messages should be byte messages
OpenRailBytesMessage oBytesMessage = oMessage as OpenRailBytesMessage;
if (oBytesMessage != null)
{
iBytesMessageCount++;
// the processing here simply deserializes the message to objects
// and gets a description of each object. Your code here
// could write to a database, files, etc.
Pport oPPort = DarwinMessageHelper.GetMessageAsObjects(oBytesMessage.Bytes);
msLastBytesMessageContent = DarwinMessageHelper.GetMessageDescription(oPPort);
}
// Darwin should not be sending any other message types (code is here just in case)
OpenRailUnsupportedMessage oUnsupportedMessage = oMessage as OpenRailUnsupportedMessage;
if (oUnsupportedMessage != null) iUnsupportedMessageCount++;
}
}
if (dtNextUiUpdateTime < DateTime.UtcNow)
{
Console.Clear();
Console.WriteLine("DARWIN PUSH PORT RECEIVER SAMPLE: ");
Console.WriteLine();
Console.WriteLine("Remaining Run Time = " + dtRunUntilUtc.Subtract(DateTime.UtcNow).TotalSeconds.ToString("###0.0") + " seconds");
Console.WriteLine();
Console.WriteLine("Receiver Status:");
Console.WriteLine(" Message Receiver Running = " + oDarwinReceiver.IsRunning.ToString());
Console.WriteLine(" Message Receiver Connected To Data Feed = " + oDarwinReceiver.IsConnected.ToString());
Console.WriteLine(" Size of local In-Memory Queue = " + oMessageQueue.Count.ToString()); // i.e. messages received from the feed but not yet processed locally
Console.WriteLine(" Last Message Received At = " + oDarwinReceiver.LastMessageReceivedAtUtc.ToLocalTime().ToString("HH:mm:ss.fff ddd dd MMM yyyy"));
Console.WriteLine(" Total Messages Received = " + oDarwinReceiver.MessageCount.ToString());
Console.WriteLine();
Console.WriteLine("Processing Status:");
Console.WriteLine(" Text Message Count = " + iTextMessageCount.ToString());
Console.WriteLine(" Bytes Message Count = " + iBytesMessageCount.ToString());
Console.WriteLine(" Unsupported Message Count = " + iUnsupportedMessageCount.ToString());
Console.WriteLine(" Last Bytes Message Parsed = " + (msLastBytesMessageContent == null ? "" : msLastBytesMessageContent));
Console.WriteLine();
Console.WriteLine("Errors:");
Console.WriteLine(" Total Errors = " + iErrorCount.ToString());
Console.WriteLine(" Last Error = " + (msLastErrorInfo == null ? "" : msLastErrorInfo));
Console.WriteLine();
dtNextUiUpdateTime = DateTime.UtcNow.AddMilliseconds(500);
}
if (oMessageQueue.Count < 10) Thread.Sleep(50);
}
Console.WriteLine("Stopping Receiver...");
oDarwinReceiver.RequestStop();
while (oDarwinReceiver.IsRunning)
{
Thread.Sleep(50);
}
Console.WriteLine("Receiver stopped.");
Console.WriteLine("Finished.");
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}