static Task SendMessage(this IBehaviorContext context, Type messageType, object message, SendOptions options)
{
var cache = context.Extensions.Get <IPipelineCache>();
var pipeline = cache.Pipeline <IOutgoingSendContext>();
var messageId = options.UserDefinedMessageId ?? CombGuid.Generate().ToString();
var headers = new Dictionary <string, string>(options.OutgoingHeaders)
{
[Headers.MessageId] = messageId
};
var outgoingContext = new OutgoingSendContext(
new OutgoingLogicalMessage(messageType, message),
messageId,
headers,
options.Context,
context);
if (options.DelayedDeliveryConstraint != null)
{
// we can't add the constraints directly to the SendOptions ContextBag as the options can be reused
// and the delivery constraints might be removed by the TimeoutManager logic.
outgoingContext.AddDeliveryConstraint(options.DelayedDeliveryConstraint);
}
return(pipeline.Invoke(outgoingContext));
}
static void SetConversationIdHeader(IOutgoingPhysicalMessageContext context, IncomingMessage incomingMessage)
{
string conversationIdFromCurrentMessageContext;
string userDefinedConversationId;
var hasUserDefinedConversationId = context.Headers.TryGetValue(Headers.ConversationId, out userDefinedConversationId);
if (incomingMessage != null && incomingMessage.Headers.TryGetValue(Headers.ConversationId, out conversationIdFromCurrentMessageContext))
{
if (hasUserDefinedConversationId)
{
throw new Exception($"Cannot set the {Headers.ConversationId} header to '{userDefinedConversationId}' as it cannot override the incoming header value ('{conversationIdFromCurrentMessageContext}').");
}
context.Headers[Headers.ConversationId] = conversationIdFromCurrentMessageContext;
return;
}
if (hasUserDefinedConversationId)
{
// do not override user defined conversation id if no incoming message exists.
return;
}
context.Headers[Headers.ConversationId] = CombGuid.Generate().ToString();
}
IContainSagaData CreateNewSagaEntity(SagaMetadata metadata, IInvokeHandlerContext context)
{
var sagaEntityType = metadata.SagaEntityType;
var sagaEntity = (IContainSagaData)Activator.CreateInstance(sagaEntityType);
sagaEntity.Id = CombGuid.Generate();
sagaEntity.OriginalMessageId = context.MessageId;
string replyToAddress;
if (context.Headers.TryGetValue(Headers.ReplyToAddress, out replyToAddress))
{
sagaEntity.Originator = replyToAddress;
}
var lookupValues = context.Extensions.GetOrCreate <SagaLookupValues>();
SagaLookupValues.LookupValue value;
if (lookupValues.TryGet(sagaEntityType, out value))
{
var propertyInfo = sagaEntityType.GetProperty(value.PropertyName);
var convertedValue = TypeDescriptor.GetConverter(propertyInfo.PropertyType)
.ConvertFromInvariantString(value.PropertyValue.ToString());
propertyInfo.SetValue(sagaEntity, convertedValue);
}
return(sagaEntity);
}
IContainSagaData CreateNewSagaEntity(Type sagaType)
{
var sagaEntityType = SagaConfigurationCache.GetSagaEntityTypeForSagaType(sagaType);
if (sagaEntityType == null)
{
throw new InvalidOperationException("No saga entity type could be found for saga: " + sagaType);
}
var sagaEntity = (IContainSagaData)Activator.CreateInstance(sagaEntityType);
sagaEntity.Id = CombGuid.Generate();
TransportMessage physicalMessage;
if (currentContext.TryGet(IncomingContext.IncomingPhysicalMessageKey, out physicalMessage))
{
sagaEntity.OriginalMessageId = physicalMessage.Id;
if (physicalMessage.ReplyToAddress != null)
{
sagaEntity.Originator = physicalMessage.ReplyToAddress.ToString();
}
}
return(sagaEntity);
}
/// <summary>
/// Initializes the transport message with a CombGuid as identifier
/// </summary>
public TransportMessage()
{
id = CombGuid.Generate().ToString();
Headers[NServiceBus.Headers.MessageId] = id;
CorrelationId = id;
MessageIntent = MessageIntentEnum.Send;
Headers[NServiceBus.Headers.NServiceBusVersion] = GitFlowVersion.MajorMinorPatch;
Headers[NServiceBus.Headers.TimeSent] = DateTimeExtensions.ToWireFormattedString(DateTime.UtcNow);
}
/// <summary>
/// Initializes the transport message with a CombGuid as identifier
/// </summary>
public TransportMessage()
{
id = CombGuid.Generate().ToString();
Headers[NServiceBus.Headers.MessageId] = id;
CorrelationId = id;
Headers.Add(NServiceBus.Headers.OriginatingEndpoint, Configure.EndpointName);
Headers.Add(NServiceBus.Headers.OriginatingMachine, RuntimeEnvironment.MachineName);
MessageIntent = MessageIntentEnum.Send;
}
/// <summary>
/// Initializes the transport message with a CombGuid as identifier
/// </summary>
public TransportMessage()
{
id = CombGuid.Generate().ToString();
Headers[NServiceBus.Headers.MessageId] = id;
CorrelationId = id;
Headers.Add(NServiceBus.Headers.OriginatingEndpoint, Configure.EndpointName);
Headers.Add(NServiceBus.Headers.OriginatingHostId, UnicastBus.HostIdForTransportMessageBecauseEverythingIsStaticsInTheConstructor.ToString("N"));
MessageIntent = MessageIntentEnum.Send;
Headers[NServiceBus.Headers.NServiceBusVersion] = GitFlowVersion.MajorMinorPatch;
Headers[NServiceBus.Headers.TimeSent] = DateTimeExtensions.ToWireFormattedString(DateTime.UtcNow);
AddBackwardsCompatibilityHeaders();
}
static Task Publish(IBehaviorContext context, Type messageType, object message, PublishOptions options)
{
var messageId = options.UserDefinedMessageId ?? CombGuid.Generate().ToString();
var headers = new Dictionary <string, string>(options.OutgoingHeaders)
{
[Headers.MessageId] = messageId
};
var publishContext = new OutgoingPublishContext(
new OutgoingLogicalMessage(messageType, message),
messageId,
headers,
options.Context,
context);
return(publishContext.InvokePipeline <IOutgoingPublishContext>());
}
Task ReplyMessage(IBehaviorContext context, Type messageType, object message, ReplyOptions options)
{
var messageId = options.UserDefinedMessageId ?? CombGuid.Generate().ToString();
var headers = new Dictionary <string, string>(options.OutgoingHeaders)
{
[Headers.MessageId] = messageId
};
var outgoingContext = new OutgoingReplyContext(
new OutgoingLogicalMessage(messageType, message),
messageId,
headers,
options.Context,
context);
return(replyPipeline.Invoke(outgoingContext));
}
IContainSagaData CreateNewSagaEntity(SagaMetadata metadata, LogicalMessage message)
{
var sagaEntityType = metadata.SagaEntityType;
var sagaEntity = (IContainSagaData)Activator.CreateInstance(sagaEntityType);
sagaEntity.Id = CombGuid.Generate();
sagaEntity.OriginalMessageId = message.Headers[Headers.MessageId];
string replyToAddress;
if (message.Headers.TryGetValue(Headers.ReplyToAddress, out replyToAddress))
{
sagaEntity.Originator = replyToAddress;
}
return(sagaEntity);
}
static void ApplyHeaders(IOutgoingPhysicalMessageContext context)
{
var conversationId = CombGuid.Generate().ToString();
IncomingMessage incomingMessage;
if (context.TryGetIncomingPhysicalMessage(out incomingMessage))
{
context.Headers[Headers.RelatedTo] = incomingMessage.MessageId;
string conversationIdFromCurrentMessageContext;
if (incomingMessage.Headers.TryGetValue(Headers.ConversationId, out conversationIdFromCurrentMessageContext))
{
conversationId = conversationIdFromCurrentMessageContext;
}
}
context.Headers[Headers.ConversationId] = conversationId;
}
Task SendMessage(IBehaviorContext context, Type messageType, object message, SendOptions options)
{
var messageId = options.UserDefinedMessageId ?? CombGuid.Generate().ToString();
var headers = new Dictionary <string, string>(options.OutgoingHeaders)
{
[Headers.MessageId] = messageId
};
var outgoingContext = new OutgoingSendContext(
new OutgoingLogicalMessage(messageType, message),
messageId,
headers,
options.Context,
context);
MergeDispatchProperties(outgoingContext, options.DispatchProperties);
return(sendPipeline.Invoke(outgoingContext));
}
static Task ReplyMessage(this IBehaviorContext context, Type messageType, object message, ReplyOptions options)
{
var cache = context.Extensions.Get <IPipelineCache>();
var pipeline = cache.Pipeline <IOutgoingReplyContext>();
var messageId = options.UserDefinedMessageId ?? CombGuid.Generate().ToString();
var headers = new Dictionary <string, string>(options.OutgoingHeaders)
{
[Headers.MessageId] = messageId
};
var outgoingContext = new OutgoingReplyContext(
new OutgoingLogicalMessage(messageType, message),
messageId,
headers,
options.Context,
context);
return(pipeline.Invoke(outgoingContext));
}
public Guid Generate(SagaIdGeneratorContext context)
{
// intentionally ignore the property name and the value.
return(CombGuid.Generate());
}