play_cookie_example.scala

object AuthenticatedCookie extends CookieBaker[AuthenticatedCookie] {

  val COOKIE_NAME = "AUTHENTICATED_COOKIE"

  val emptyCookie = new AuthenticatedCookie

  def deserialize(data: Map[String, String]) = new AuthenticatedCookie(data)
  def serialize(cookie: AuthenticatedCookie) = cookie.data

  def cookie(rh: RequestHeader): AuthenticatedCookie = decodeFromCookie(rh.cookies.get(COOKIE_NAME))

}

case class AuthenticatedCookie(data: Map[String, String] = Map.empty[String, String])  {
  val roles: List[String] = data.get("roles").map(_.split(":").toList).getOrElse(Nil)
}