add ExtendedActorSystem to shield ActorSystemImpl

- add provider, guardian, systemGuardian and deathWatch to it
- make ActorSystemImpl extend ExtendedActorSystem
- use ExtendedActorSystem for creating extensions, thereby limiting the
  access extensions get to just those four published methods.
This commit is contained in:
Roland 2012-01-24 11:33:40 +01:00
parent ee5ae1068b
commit d5c23bcb76
21 changed files with 85 additions and 56 deletions

View file

@ -23,7 +23,7 @@ class CountExtensionImpl extends Extension {
//#extensionid
import akka.actor.ExtensionId
import akka.actor.ExtensionIdProvider
import akka.actor.ActorSystemImpl
import akka.actor.ExtendedActorSystem
object CountExtension
extends ExtensionId[CountExtensionImpl]
@ -36,7 +36,7 @@ object CountExtension
//This method will be called by Akka
// to instantiate our Extension
override def createExtension(system: ActorSystemImpl) = new CountExtensionImpl
override def createExtension(system: ExtendedActorSystem) = new CountExtensionImpl
}
//#extensionid