By the way, have you tried to reply (send the reply with ordinary tell / !)
andThen? See example in
http://doc.akka.io/docs/akka/current/scala/persistence.html#persistent-fsm
On Tue, May 30, 2017 at 2:27 PM, Patrik Nordwall <patrik.nordw...@gmail.com>
wrote:
> I see what you mean. One way around it is to:
>
> when(StartedState) {
> case Event(..., ...) =>
> ...
> val evt = BidPlaced(...)
> val replyData = applyEvent(evt, stateData)
> stay applying evt *replying BidPlacedReply(replyData)*
> }
>
> /Patrik
>
>
> On Sat, May 20, 2017 at 6:13 PM, Francois Ferrari <f.ferr...@wanadoo.fr>
> wrote:
>
>> Hi
>>
>> I'm using akka with PersistentFSM and would like to be able to reply to a
>> message using the stateData value after the event has been applied
>>
>> when(StartedState) {
>> case Event(..., ...) =>
>> ...
>> stay applying BidPlaced(...) *replying BidPlacedReply(stateData)*
>> }
>>
>> BidPlacedReply is an object with an apply method that allows to construct
>> a BidPlacedReply based on some fields of my stateData, for example I would
>> like to be able to reply with a BidPlacedReply containing the current
>> highest bidder id, highest bidder price, ... and this values are computed
>> in the applyEvent which modifies the state and produces the "stateAfter".
>>
>> Unfortunatly the "replying BidPlacedReply(stateData)" method calls the
>> BidPlacedReply.apply method with the stateData value before the applyEvent
>> has been applied (that's what I see in my logs),
>>
>> How can I reply with the stateData value corresponding to the result of
>> the applyEvent (o the stateData "after") ?
>>
>>
>>
>> --
>> >>>>>>>>>> Read the docs: http://akka.io/docs/
>> >>>>>>>>>> Check the FAQ: http://doc.akka.io/docs/akka/c
>> urrent/additional/faq.html
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>
>
>
> --
>
> Patrik Nordwall
> Akka Tech Lead
> Lightbend <http://www.lightbend.com/> - Reactive apps on the JVM
> Twitter: @patriknw
>
>
--
Patrik Nordwall
Akka Tech Lead
Lightbend <http://www.lightbend.com/> - Reactive apps on the JVM
Twitter: @patriknw
--
>>>>>>>>>> Read the docs: http://akka.io/docs/
>>>>>>>>>> Check the FAQ:
>>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html
>>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user
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