Akka remote configuration unnamed actors -


i'm newbie akka developer , i've started remoting. i'm seeing type of configuration:

akka {    actor {     provider = "akka.remote.remoteactorrefprovider"      deployment {       "/mainrepository/*" {         remote = "akka.tcp://mqttremote@127.0.0.1:2553"       }     }   }    remote {     netty.tcp {       hostname = "127.0.0.1"     }   }    remote.netty.tcp.port = 2553  } 

where actors named, example "mainrepository" if want create unnamed remote actors? should specify in configuration? or can accomplish not setting name parameter in actorsystem when requesting new actor?

also, "*" character mean? or can learn more remote configuration? (aside akka.io)

what config saying if actor instances created under path /user/mainrepository/* (that is, children of actor instance bound name /user/mainrepository) should not deployed local actorsystem should instead use remote daemon of remote system mqttremote@127.0.0.1:2553 deploy actor in remote system. if like:

context.actorof(props[myactor], "foo") 

where context actorcontext mainrepository actor instance, child deployed remotely.

the * wildcard lets more general actors deployed remotely. if config this:

  "/mainrepository/foo" {     remote = "akka.tcp://mqttremote@127.0.0.1:2553"   } 

then child bound name foo remotely deployed. other children mainrepository actor deployed local actorsystem.

so using approach, wildcard, can indeed create unnamed children , have them deployed remotely, long parent named , name configured (as in example) deploy it's children remotely.

you can programmatically deploy actor instances remotely if using config driven approach not appeal you. this:

import akka.actor.{ props, deploy, address, addressfromuristring } import akka.remote.remotescope      val address = address("akka.tcp", "remotesystem", "1.2.3.4", 1234) val ref = system.actorof(props[myactor].   withdeploy(deploy(scope = remotescope(address)))) 

in above code, instance of myactor deployed on remote node remotesystem@1.2.3.4:1234.

for more info, can consult remoting docs here.


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