this.path = path;
this.context = context;
this.mailbox = mailbox;
this.askPattern = new ActorAskImpl(self());
this.typedAsk = new TypedAskExtensions(self());
this.callbackExtension = new CallbackExtension(self());
this.extensions.add(askPattern);
this.extensions.add(typedAsk);
this.extensions.add(callbackExtension);
this.extensions.add(new RunnableExtension());
}