private void NotifySubscribers(OPSMessage newMessage)
{
foreach (Subscriber subscriber in subscribers)
{
if (subscriber.GetTopic().GetName().Equals(newMessage.GetTopicName()))
{
subscriber.NotifyNewOPSMessage(newMessage);
}
}
}
public bool ApplyFilter(OPSMessage o)
{
foreach (IMessageFilter messageFilter in filters)
{
if (!messageFilter.ApplyFilter(o))
{
return(false);
}
}
return(true);
}
public bool ApplyFilter(OPSMessage o)
{
foreach (IMessageFilter messageFilter in filters)
{
if (!messageFilter.ApplyFilter(o))
{
return false;
}
}
return true;
}
protected void Write(OPSObject opsObject)
{
if (opsObject == null)
{
throw new CommException("Trying to send OPSObject that is null!");
}
if (sendDataHandler == null)
{
Init();
}
if (sendDataHandler == null)
{
return;
}
this.sampleTime2 = this.sampleTime1;
this.sampleTime1 = System.DateTime.Now.Ticks;
OPSMessage message = new OPSMessage();
opsObject.SetKey(this.key);
message.SetData(opsObject);
message.SetPublicationID(this.currentPublicationID);
message.SetTopicName(this.topic.GetName());
message.SetPublisherName(this.name);
//inProcessTransport.copyAndPutMessage(message);
WriteByteBuffer buf = new WriteByteBuffer(this.bytes, Globals.MAX_SEGMENT_SIZE);
try
{
OPSArchiverOut archiverOut = new OPSArchiverOut(buf, topic.GetOptNonVirt());
archiverOut.Inout("message", message);
// If o has spare bytes, write them to the end of the buf
if (opsObject.spareBytes.Length > 0)
{
buf.Write(opsObject.spareBytes, 0, opsObject.spareBytes.Length);
}
// Finish will fill in nrOf segments in all segments.
buf.Finish();
int sizeToSend = buf.Position();
sendDataHandler.SendData(this.bytes, sizeToSend, this.topic);
}
catch (System.IO.IOException ex)
{
Logger.ExceptionLogger.LogException(ex);
}
IncCurrentPublicationID();
}
protected override void Run()
{
keepRunning = true;
while (keepRunning)
{
OPSMessage newMessage = TakeMessage();
if (newMessage == null)
{
break;
}
newMessage.SetQosMask(1);
NotifySubscribers(newMessage);
}
}
private void SendBytesToSubscribers(ReadByteBuffer readBuf)
{
OPSArchiverIn archiverIn = new OPSArchiverIn(readBuf, this.participant.getObjectFactory());
OPSMessage message = null;
// If the proper typesupport has not been added, the message may have content, but some fields may be null. How do we handle this
// How do we make the user realize that he needs to add typesupport?
message = (OPSMessage)archiverIn.Inout("message", message);
//Console.WriteLine("Bytes received = " + bytesReceived);
//Console.WriteLine("Bytes read = " + readBuf.position());
if (message == null)
{
Logger.ExceptionLogger.LogMessage(this.GetType().Name + ", message was unexpectedly null");
return;
}
if (message.GetData() == null)
{
Logger.ExceptionLogger.LogMessage(this.GetType().Name + ", message.getData() was unexpectedly null");
return;
}
CalculateAndSetSpareBytes(message, readBuf, FRAGMENT_HEADER_SIZE, bytesReceived);
string IP = "";
int port = 0;
receiver.GetSource(ref IP, ref port);
message.SetSource(IP, port);
//TODO: error checking
foreach (Subscriber subscriber in subscribers)
{
try
{
subscriber.NotifyNewOPSMessage(message);
} catch (Exception ex)
{
Logger.ExceptionLogger.LogMessage(this.GetType().Name + ", Exception thrown in event notification thread " + ex.ToString());
}
}
}
private void CalculateAndSetSpareBytes(OPSMessage message, ReadByteBuffer readBuf, int segmentPaddingSize, int bytesReceived)
{
//NOT needed since 'bytesReceived' already is compensated for all headers and 'readBuf' is all data except header data
//// We must calculate how many unserialized segment headers we have and substract
//// that total header size from the size of spareBytes.
//int nrOfSerializedBytes = readBuf.Position();
//int totalNrOfSegments = (int) (bytesReceived /fragmentSize);
//int nrOfSerializedSegements = (int) (nrOfSerializedBytes /fragmentSize);
//int nrOfUnserializedSegments = totalNrOfSegments - nrOfSerializedSegements;
int nrOfSpareBytes = bytesReceived - readBuf.Position(); ///See comment above: -(nrOfUnserializedSegments * segmentPaddingSize);
if (nrOfSpareBytes > 0)
{
message.GetData().spareBytes = new byte[nrOfSpareBytes];
// This will read the rest of the bytes as raw bytes and put
// them into spareBytes field of data.
readBuf.ReadBytes(message.GetData().spareBytes);
}
}
public void NotifyNewOPSMessage(OPSMessage message)
{
//Check that this message is delivered on the same topic as this Subscriber use
//This is needed when we allow several topics to use the same port
if (message.GetTopicName() != topic.GetName())
{
return;
}
///For now we don't do this type check to minimize performance loss
////Check that the type of the delivered data can be interpreted as the type we expect in this Subscriber
//if (message.GetData().GetTypesString().IndexOf(topic.GetTypeID()) < 0)
//{
// return;
//}
if (messageFilters.ApplyFilter(message))
{
this.message = message;
this.NotifyNewOPSObject(message.GetData());
}
}
/// @param originalMessage will be copied and put on the underlying queue.
public void CopyAndPutMessage(OPSMessage originalMessage)
{
PutMessage((OPSMessage)originalMessage.Clone());
}
/// @param message will be out on the underlying queue
public void PutMessage(OPSMessage message)
{
blockingQueue.Put(message);
}
public void NotifyNewOPSMessage(OPSMessage message)
{
//Check that this message is delivered on the same topic as this Subscriber use
//This is needed when we allow several topics to use the same port
if (message.GetTopicName() != topic.GetName())
{
return;
}
///For now we don't do this type check to minimize performance loss
////Check that the type of the delivered data can be interpreted as the type we expect in this Subscriber
//if (message.GetData().GetTypesString().IndexOf(topic.GetTypeID()) < 0)
//{
// return;
//}
if (messageFilters.ApplyFilter(message))
{
this.message = message;
this.NotifyNewOPSObject(message.GetData());
}
}
protected void Write(OPSObject opsObject)
{
if (opsObject == null)
{
throw new CommException("Trying to send OPSObject that is null!");
}
if (sendDataHandler == null)
{
Init();
}
if (sendDataHandler == null)
{
return;
}
this.sampleTime2 = this.sampleTime1;
this.sampleTime1 = System.DateTime.Now.Ticks;
OPSMessage message = new OPSMessage();
opsObject.SetKey(this.key);
message.SetData(opsObject);
message.SetPublicationID(this.currentPublicationID);
message.SetTopicName(this.topic.GetName());
message.SetPublisherName(this.name);
//inProcessTransport.copyAndPutMessage(message);
WriteByteBuffer buf = new WriteByteBuffer(this.bytes, Globals.MAX_SEGMENT_SIZE);
try
{
OPSArchiverOut archiverOut = new OPSArchiverOut(buf);
archiverOut.Inout("message", message);
// If o has spare bytes, write them to the end of the buf
if (opsObject.spareBytes.Length > 0)
{
buf.Write(opsObject.spareBytes, 0, opsObject.spareBytes.Length);
}
// Finish will fill in nrOf segments in all segments.
buf.Finish();
int sizeToSend = buf.Position();
sendDataHandler.SendData(this.bytes, sizeToSend, this.topic);
}
catch (System.IO.IOException ex)
{
Logger.ExceptionLogger.LogException(ex);
}
IncCurrentPublicationID();
}
private void NotifySubscribers(OPSMessage newMessage)
{
foreach (Subscriber subscriber in subscribers)
{
if(subscriber.GetTopic().GetName().Equals(newMessage.GetTopicName()))
{
subscriber.NotifyNewOPSMessage(newMessage);
}
}
}
/// @param message will be out on the underlying queue
public void PutMessage(OPSMessage message)
{
blockingQueue.Put(message);
}
/// @param originalMessage will be copied and put on the underlying queue.
public void CopyAndPutMessage(OPSMessage originalMessage)
{
PutMessage((OPSMessage) originalMessage.Clone());
}
private void CalculateAndSetSpareBytes(OPSMessage message, ReadByteBuffer readBuf, int segmentPaddingSize, int bytesReceived)
{
//NOT needed since 'bytesReceived' already is compensated for all headers and 'readBuf' is all data except header data
//// We must calculate how many unserialized segment headers we have and substract
//// that total header size from the size of spareBytes.
//int nrOfSerializedBytes = readBuf.Position();
//int totalNrOfSegments = (int) (bytesReceived /fragmentSize);
//int nrOfSerializedSegements = (int) (nrOfSerializedBytes /fragmentSize);
//int nrOfUnserializedSegments = totalNrOfSegments - nrOfSerializedSegements;
int nrOfSpareBytes = bytesReceived - readBuf.Position(); ///See comment above: -(nrOfUnserializedSegments * segmentPaddingSize);
if (nrOfSpareBytes > 0)
{
message.GetData().spareBytes = new byte[nrOfSpareBytes];
// This will read the rest of the bytes as raw bytes and put
// them into spareBytes field of data.
readBuf.ReadBytes(message.GetData().spareBytes);
}
}
