akka-http-others-actors.scala

val route =
  path("req") {
    get {
      parameter("name") { name =>
        requestActor ! Req(name)
        complete(s"Request sent for $name ! ")
      }
    }
  } ~
  path("reqresp") {
    get {
      parameter("name") { name =>
        val future = requestResponseActor ? Req(name)
        val s = Await.result(future, timeout.duration).asInstanceOf[String]
        complete(s"Actor response is : $s")
      }
    }
  }