it's probably easies to not reuse the name On Fri, Oct 9, 2015 at 1:23 PM, 'Konstantinos Kougios' via Akka User List < [email protected]> wrote:
> Well, I have this component based on 1 actor. It is the "flow" thing I was > talking a few months ago, anyway it does take care of a process between > different actors. One thing it does is to stop an other actor and wait till > it is terminated. I need to make sure the other actor is really terminated > because further down an actor with the same name is created - which > randomly & rarely fails with "actor name [databaseServer] is not unique!" > > > On 09/10/15 12:17, Patrik Nordwall wrote: > > > > On Fri, Oct 9, 2015 at 12:59 PM, 'Konstantinos Kougios' via Akka User List > < <[email protected]>[email protected]> wrote: > >> oh... in that case my code changes won't work. The watcher is not the >> parent of the actor. >> >> Will it work if the watcher is child of the same parent of the Terminated >> actor? >> > > no, but what would a sibling do? it can't recreate the actor, it is only > the parent that can create child actor with same name > > >> >> >> >> On 09/10/15 06:08, Patrik Nordwall wrote: >> >> Note that this advice is correct but only when the parent actor receives >> the Terminated, i.e. it does not hold for top level actors where you can >> only watch from the "outside". >> tors 8 okt. 2015 kl. 11:46 skrev Kostas kougios < >> [email protected]>: >> >>> Thanks, I am doing that now and hopefully it works (the issue occurred >>> very rarely, so I have to wait and see) >>> >>> >>> On Friday, 2 October 2015 17:16:35 UTC+1, Ryan Tanner wrote: >>>> >>>> Don't create the replacement actor until you've received a Terminated >>>> message for the original actor. >>>> >>>> On Friday, October 2, 2015 at 8:58:54 AM UTC-6, Kostas kougios wrote: >>>>> >>>>> I create a named actor, stop it and recreate it with the same name. >>>>> Because stop is async, I end up with exceptions like >>>>> >>>>> akka.actor.InvalidActorNameException: actor name [databaseServer] is >>>>> not unique! >>>>> [info] at >>>>> akka.actor.dungeon.ChildrenContainer$NormalChildrenContainer.reserve(ChildrenContainer.scala:130) >>>>> [info] at >>>>> akka.actor.dungeon.Children$class.reserveChild(Children.scala:77) >>>>> [info] at akka.actor.ActorCell.reserveChild(ActorCell.scala:373) >>>>> [info] at >>>>> akka.actor.dungeon.Children$class.makeChild(Children.scala:215) >>>>> [info] at >>>>> akka.actor.dungeon.Children$class.attachChild(Children.scala:42) >>>>> [info] at akka.actor.ActorCell.attachChild(ActorCell.scala:373) >>>>> [info] at akka.actor.ActorSystemImpl.actorOf(ActorSystem.scala:586) >>>>> [info] at >>>>> org.distributedrange.actors.StreamActor$$anonfun$2.apply(StreamActor.scala:122) >>>>> >>>>> I get the same exception even if I set an AtomicBoolean to true at: >>>>> >>>>> override def postStop() = { >>>>> stopped.set(true) >>>>> super.postStop() >>>>> } >>>>> >>>>> >>>>> and then >>>>> >>>>> while (!stopped.get) { >>>>> Thread.sleep(1) >>>>> } >>>>> >>>>> >>>>> Is there a way to "block" and wait till the actor stops? >>>>> (don't worry about the block part, it is only for test cases) >>>>> >>>>> Thanks >>>>> >>>> -- >>> >>>>>>>>>> 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> >>> https://groups.google.com/group/akka-user >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "Akka User List" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to <[email protected]> >>> [email protected]. >>> To post to this group, send email to <[email protected]> >>> [email protected]. >>> Visit this group at http://groups.google.com/group/akka-user. >>> For more options, visit <https://groups.google.com/d/optout> >>> https://groups.google.com/d/optout. >>> >> -- >> /Patrik -- >> >>>>>>>>>> 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 >> --- >> You received this message because you are subscribed to a topic in the >> Google Groups "Akka User List" group. >> To unsubscribe from this topic, visit >> <https://groups.google.com/d/topic/akka-user/u1TWqZYTKBE/unsubscribe> >> https://groups.google.com/d/topic/akka-user/u1TWqZYTKBE/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [email protected]. >> To post to this group, send email to <[email protected]> >> [email protected]. >> Visit this group at http://groups.google.com/group/akka-user. >> For more options, visit https://groups.google.com/d/optout. >> >> >> -- >> >>>>>>>>>> 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 >> --- >> You received this message because you are subscribed to the Google Groups >> "Akka User List" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to <[email protected]> >> [email protected]. >> To post to this group, send email to <[email protected]> >> [email protected]. >> Visit this group at http://groups.google.com/group/akka-user. >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > > Patrik Nordwall > Typesafe <http://typesafe.com/> - Reactive apps on the JVM > Twitter: @patriknw > -- > >>>>>>>>>> Read the docs: <http://akka.io/docs/>http://akka.io/docs/ > >>>>>>>>>> Check the FAQ: > <http://doc.akka.io/docs/akka/current/additional/faq.html> > http://doc.akka.io/docs/akka/current/additional/faq.html > >>>>>>>>>> Search the archives: > <https://groups.google.com/group/akka-user> > https://groups.google.com/group/akka-user > --- > You received this message because you are subscribed to a topic in the > Google Groups "Akka User List" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/akka-user/u1TWqZYTKBE/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/akka-user. > For more options, visit https://groups.google.com/d/optout. > > > -- > >>>>>>>>>> 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 > --- > You received this message because you are subscribed to the Google Groups > "Akka User List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/akka-user. > For more options, visit https://groups.google.com/d/optout. > -- Patrik Nordwall Typesafe <http://typesafe.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 --- You received this message because you are subscribed to the Google Groups "Akka User List" group. 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