Re: [akka-user] ask pattern with optional replyTo in message

2017-08-10 Thread Reto Hablützel
Hi Brian, thanks a lot for your help. - Reto On Wednesday, August 9, 2017 at 8:47:14 PM UTC+2, Brian Smith wrote: > > Hi Reto > > You're right, replyTo won't make sense with ask unless the client is an > actor. > > Differentiating on the type of message should work. > > Cheers > Brian > > On

Re: [akka-user] ask pattern with optional replyTo in message

2017-08-09 Thread Brian Smith
Hi Reto You're right, replyTo won't make sense with ask unless the client is an actor. Differentiating on the type of message should work. Cheers Brian On 9 August 2017 at 18:16, Reto Hablützel wrote: > Hi Brian, > > thanks a lot for your response. > > What would the setup look like to work n

Re: [akka-user] ask pattern with optional replyTo in message

2017-08-09 Thread Reto Hablützel
Hi Brian, thanks a lot for your response. What would the setup look like to work nicely with ask? I believe I would need the flag, which is what I wanted to avoid: Approach 1: *target ? Event(responseWanted = true)* --> this would work, the processing actor could determine the sender and just

Re: [akka-user] ask pattern with optional replyTo in message

2017-08-09 Thread Brian Smith
Hi Reto Not an expert but I'm not sure about the motivation here. What's wrong with the client deciding to use ask or tell based on whether it wants a response or not (and communicating that preference to the actor using the replyTo pattern you've identified)? What do you gain by making the choi

[akka-user] ask pattern with optional replyTo in message

2017-08-09 Thread Reto Hablützel
Hi, I have a use-case where the sender of an event shall be able to specify whether the event shall be processed in the background or an answer is expected. I wanted to express these semantics by specifying a 'replyTo: Option[ActorRef]' in the message rather than adding a flag to the message.