private void Initiate(IActivityFactory activityFactory, IBaseMessage message, string processName)
{
var previousTrackingContext = message.GetTrackingContext();
// an outbound message without an ongoing process --i.e. that has no process affiliation-- denotes a
// publish/subscribe, or messaging-only process and the whole process needs to be tracked; that means the
// initiating messaging step, whose MessagingStepActivityId is still conveyed by the ambient
// previousTrackingContext, as well as the currently ongoing messaging step, which completes the process.
var isMessagingProcess = message.Direction().IsOutbound() &&
!previousTrackingContext.HasProcessAffiliation() &&
!previousTrackingContext.MessagingStepActivityId.IsNullOrEmpty();
if (_logger.IsDebugEnabled)
{
_logger.Debug($"Initiating tracking of a messaging {(isMessagingProcess ? "process" : "step")}.");
}
_process = isMessagingProcess
? activityFactory.CreateProcess(message, processName)
: previousTrackingContext.HasProcessAffiliation()
? activityFactory.FindProcess(previousTrackingContext)
: null;
_previousMessagingStep = isMessagingProcess
? activityFactory.FindMessagingStep(previousTrackingContext)
: null;
_messagingStep = activityFactory.CreateMessagingStep(message);
}
public IBaseMessage Execute(IPipelineContext pipelineContext, IBaseMessage message)
{
if (message.Direction().IsInbound())
{
var correlationId = message.GetProperty(SBMessagingProperties.CorrelationId);
if (!correlationId.IsNullOrEmpty())
{
message.PromoteCorrelationToken(correlationId);
}
var messageType = message.GetProperty(BrokeredProperties.MessageType);
if (!messageType.IsNullOrEmpty())
{
message.Promote(BtsProperties.MessageType, messageType);
}
}
else
{
var correlationToken = message.GetProperty(BizTalkFactoryProperties.CorrelationToken);
if (!correlationToken.IsNullOrEmpty())
{
message.SetProperty(SBMessagingProperties.CorrelationId, correlationToken);
}
var messageType = message.GetOrProbeMessageType(pipelineContext);
if (!messageType.IsNullOrEmpty())
{
message.SetProperty(BrokeredProperties.MessageType, messageType);
}
}
return(message);
}
private static bool IsSolicitResponse(this IBaseMessage message)
{
if (message.GetProperty(BtsProperties.IsSolicitResponse) ?? false)
{
return(true);
}
return(message.Direction().IsInbound() && (message.GetProperty(BtsProperties.WasSolicitResponse) ?? false));
}
public static PortType PortType(this IBaseMessage message)
{
if (message.IsSolicitResponse())
{
return(Message.PortType.SolicitResponseSendPort);
}
if (message.IsRequestResponse())
{
return(Message.PortType.RequestResponseReceivePort);
}
if (message.Direction().IsInbound())
{
return(Message.PortType.OneWayReceivePort);
}
if (message.Direction().IsOutbound())
{
return(Message.PortType.OneWaySendPort);
}
throw new Exception("Unable to determine port type.");
}
public IBaseMessage Execute(IPipelineContext pipelineContext, IBaseMessage message)
{
var customBrokeredMessagePropertyNamespace = message.GetProperty(SBMessagingProperties.CustomBrokeredMessagePropertyNamespace)
?? throw new InvalidOperationException($"{nameof(CustomBrokeredMessagePropertyNamespace)} has no value defined in SB-Messaging adapter configuration.");
if (message.Direction().IsInbound())
{
var correlationId = message.GetProperty(SBMessagingProperties.CorrelationId);
// use the native BTS API instead of the message.PromoteCorrelationId(correlationId) to have no dependency on
// BizTalk.Schemas which would reversed the desired dependency order, i.e. from an artifact component
// (BizTalk.Schemas) to a runtime one (BizTalk.Pipeline.MicroComponents itself)
if (!correlationId.IsNullOrEmpty())
{
message.Context.Promote(nameof(SBMessagingProperties.CorrelationId), PropertySchemaNamespaces.BizTalkFactory, correlationId);
}
var messageType = (string)message.Context.Read(nameof(BizTalkFactoryProperties.MessageType), customBrokeredMessagePropertyNamespace);
if (!messageType.IsNullOrEmpty())
{
message.Promote(BtsProperties.MessageType, messageType);
}
}
else
{
// use the native BTS API instead of the message.GetProperty(BizTalkFactoryProperties.CorrelationId) to have no
// dependency on BizTalk.Schemas which would reversed the desired dependency order, i.e. from an artifact component
// (BizTalk.Schemas) to a runtime one (BizTalk.Pipeline.MicroComponents itself)
var correlationId = (string)message.Context.Read(nameof(SBMessagingProperties.CorrelationId), BizTalkFactoryProperties.MessageType.Namespace);
if (!correlationId.IsNullOrEmpty())
{
message.SetProperty(SBMessagingProperties.CorrelationId, correlationId);
}
var messageType = message.GetOrProbeMessageType(pipelineContext);
if (!messageType.IsNullOrEmpty())
{
message.Context.Write(nameof(BizTalkFactoryProperties.MessageType), customBrokeredMessagePropertyNamespace, messageType);
}
}
return(message);
}
public IBaseMessage Execute(IPipelineContext pipelineContext, IBaseMessage message)
{
if (TrackingModes != ActivityTrackingModes.None)
{
var messageDirection = message.Direction();
var isSolicitResponse = message.PortType().IsSolicitResponse();
// tracking context can only be restored for the inbound message of a Solicit-Response MEP, i.e. when BizTalk was
// the initiator of the 2-way MEP
if (messageDirection.IsInbound() && isSolicitResponse)
{
RestoreCachedTrackingContext(message);
}
var context = new Context(pipelineContext, message, TrackingModes);
var activityTracker = Activity.Tracking.Messaging.ActivityTracker.Create(context);
var messageBodyTracker = MessageBodyTracker.Create(context);
// try to replace a claim token message with its original body's payload stream
messageBodyTracker.TryCheckOutMessageBody();
// ensure a TrackingStream has been setup and ascertain TrackingModes
messageBodyTracker.SetupTracking();
// perform the necessary setup to ensure TrackingContext is initiated early but information is collected at
// stream's end
activityTracker.TrackActivity();
// try to replace message body's original payload with a claim token, this will drain the stream and, hence, ensure
// activity tracking is completed
messageBodyTracker.TryCheckInMessageBody();
// tracking context can only be cached for the outbound message of a Solicit-Response MEP, i.e. when BizTalk is the
// initiator of the 2-way MEP
if (messageDirection.IsOutbound() && isSolicitResponse)
{
CacheTrackingContext(message, message.ResolveTrackingContextCacheDuration(TrackingContextCacheDuration));
}
}
return(message);
}
public static bool IsInitiatingMessageExchangePattern(this IBaseMessage message)
{
return((message.PortType().IsRequestResponse() && message.Direction().IsInbound()) ||
(message.PortType().IsSolicitResponse() && message.Direction().IsOutbound()) ||
message.PortType().IsOneWay());
}