public Task Invoke(IIncomingLogicalMessageContext context, Func <IIncomingLogicalMessageContext, Task> next)
{
var intent = GetMessageIntent(context);
var isSubscriptionMessage = intent == MessageIntentEnum.Subscribe || intent == MessageIntentEnum.Unsubscribe;
var isReply = intent == MessageIntentEnum.Reply;
if (isSubscriptionMessage || isReply)
{
return(next(context));
}
// If the header is set we assume it's validity was checked by DistributeMessagesBasedOnHeader
if (context.MessageHeaders.ContainsKey(PartitionHeaders.PartitionKey))
{
return(next(context));
}
var messagePartitionKey = mapper(context.Message.Instance);
if (string.IsNullOrWhiteSpace(messagePartitionKey))
{
throw new PartitionMappingFailedException($"Could not map a partition key for message of type {context.Headers[Headers.EnclosedMessageTypes]}");
}
var message = $"##### Received message: {context.Headers[Headers.EnclosedMessageTypes]} with Mapped PartitionKey={messagePartitionKey} on partition {localPartitionKey}";
if (messagePartitionKey == localPartitionKey)
{
return(next(context));
}
context.Headers[PartitionHeaders.PartitionKey] = messagePartitionKey;
return(forwarder.Forward(context, messagePartitionKey));
}
public Task Invoke(IIncomingPhysicalMessageContext context, Func <IIncomingPhysicalMessageContext, Task> next)
{
var intent = context.Message.GetMessageIntent();
var isSubscriptionMessage = intent == MessageIntentEnum.Subscribe || intent == MessageIntentEnum.Unsubscribe;
var isReply = intent == MessageIntentEnum.Reply;
if (isSubscriptionMessage || isReply)
{
return(next(context));
}
var hasPartitionKeyHeader = context.MessageHeaders.TryGetValue(PartitionHeaders.PartitionKey, out var messagePartitionKey);
// 1. The header value isn't present (logical behavior will check message contents)
// 2. The header value matches local partition key
if (!hasPartitionKeyHeader || messagePartitionKey == localPartitionKey)
{
return(next(context));
}
var message = $"##### Received message: {context.Message.Headers[Headers.EnclosedMessageTypes]} with Mapped PartitionKey={messagePartitionKey} on partition {localPartitionKey}";
Logger.Log(message);
return(forwarder.Forward(context, messagePartitionKey));
}
public void Bar(string x)
{
m_barChannel.Forward(new BarArgs {
x = x
});
}
public void Baz(ReadOnlyMemory <byte> x)
{
m_bazChannel.Forward(new BazArgs {
x = x.ToArray()
});
}
public void Foo(int x, double y)
{
m_fooChannel.Forward(new FooArgs {
x = x, y = y
});
}