code: private void handleCallAsync(CallAsync callAsync) {
  		try {
  			Object result = callAsync.getCallable().call();
  
  			getSender().tell(new Status.Success(result), getSelf());
  		} catch (Throwable e) {
  			getSender().tell(new Status.Failure(e), getSelf());
  		}
  	}
docs: Handle asynchronous {@link Callable}. This method simply executes the given {@link Callable}
  in the context of the actor thread.
  
  @param callAsync Call async message