How to handle timeout with WS api in Play2.1/Scala 2.10

FutureToEither.scala

def asFutureEither[T](f: Future[T]): Future[Either[Throwable, T]] =
  f map { Right(_) } recover { case x => Left(x) }

Scala Future and Timeout.scala

import play.api._
import play.api.mvc._
 
import play.api.libs.ws.WS
import scala.concurrent.Future
import play.api.libs.concurrent.Execution.Implicits._
import java.util.concurrent.TimeoutException
 
object Application extends Controller {
 
  def index = Action {
    Async {
      val request = WS.url("https://api.github.com/repos/playframework/Play20/commits")
          .withTimeout(3000).get
 
      request map { response => 
        Ok(response.json)
      } recover { 
        case t: TimeoutException => 
          RequestTimeout(t.getMessage)
        case e =>
          ServiceUnavailable(e.getMessage)
      }
      
    }
  }
  
}