func (stream *Route) routeMessage(msg core.Message) {
for i := 0; i < len(stream.routes); i++ {
target := stream.routes[i]
// Stream might require late binding
if target.stream == nil {
if core.StreamRegistry.WildcardProducersExist() {
target.stream = core.StreamRegistry.GetStreamOrFallback(target.id)
} else if target.stream = core.StreamRegistry.GetStream(target.id); target.stream == nil {
// Remove without preserving order allows us to continue iterating
lastIdx := len(stream.routes) - 1
stream.routes[i] = stream.routes[lastIdx]
stream.routes = stream.routes[:lastIdx]
i--
continue // ### continue, no route ###
}
}
if target.id == stream.GetBoundStreamID() {
stream.StreamBase.Route(msg, stream.GetBoundStreamID())
} else {
msg := msg // copy to allow streamId changes and multiple routes
msg.StreamID = target.id
target.stream.Enqueue(msg)
}
}
}
func (cons *LoopBack) route(msg core.Message) {
if streams, routeExists := cons.routes[msg.StreamID]; routeExists {
for targetID, targetStream := range streams {
msg.StreamID = targetID
targetStream.Enqueue(msg)
}
} else {
// Extend the cache
targetStream := cons.addRoute(msg.StreamID, msg.StreamID)
targetStream.Enqueue(msg)
}
}