Hi Roland
>From 'pure messaging' paradigm this is not all that futuristic, just and
ErrorMessage. Although I do understand that you may want to encapsulate it
inside of a higher level object (e.g., Message's payload with headers
containing additional information), but that may be a whole different
discussion.
Cheers
Oleg
On Tue, Feb 11, 2014 at 5:59 AM, Akka Team <akka.offic...@gmail.com> wrote:
> Hi Oleg,
>
> your proposal is a bit futuristic in the sense that passing in failures as
> normal messages is something that I am only experimenting with for Akka 3
> at the moment ;-)
>
> Regards,
>
> Roland
>
>
>
> On Mon, Feb 10, 2014 at 10:27 PM, Oleg Zhurakousky <
> oleg.zhurakou...@gmail.com> wrote:
>
>> What if you consider Hot Swap Actor, then you could rely on
>> become(behavior).
>> Pseudo-coding:
>> class CacheHotSwapActor extends Actor {
>> def memCacheReceiveLoop:Receive = {
>> // your code
>> }
>> def redisReceiveLoop:Receive = {
>> // your code
>> }
>> def receive = {
>> case java.net.ConnectException =>
>> become(memCacheReceiveLoop)
>> case ActorInitializationException =>
>> become(memCacheReceiveLoop)
>> case _ => become(redisReceiveLoop)
>> }
>> }
>>
>> At least this way you'd avoid vars and whatever problems it may lead to.
>>
>> Cheers
>> Oleg
>>
>>
>> On Mon, Feb 10, 2014 at 12:51 PM, Diego Balduini <
>> nosferatored...@gmail.com> wrote:
>>
>>> Hello
>>>
>>> I want to swap between two cache implementations.
>>> When the first fails, it swap to the second.
>>> This is what i've came to. It works, but i wanna know if you guys have a
>>> better way of doing this, because it seems that this solution is not a good
>>> practice.
>>>
>>> // Actor
>>>
>>> val redisActor = context.actorOf(Props[RedisActor], "redis")
>>> val memcachedActor = context.actorOf(Props[MemcachedActor],
>>> "memcached")
>>>
>>> var cache: ActorRef = memcachedActor
>>> var state = 0
>>>
>>> override def supervisorStrategy = {
>>> def swap() = state match {
>>> case 0 =>
>>> state = 1
>>> cache = redisActor
>>> Stop
>>> case _ => Escalate
>>> }
>>>
>>> OneForOneStrategy(maxNrOfRetries = 10, withinTimeRange = 1 minute) {
>>> case e: java.net.ConnectException => swap
>>> case e: ActorInitializationException => swap
>>> }
>>> }
>>>
>>>
>>>
>>>
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>
>
> --
> Akka Team
> Typesafe - The software stack for applications that scale
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>
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