wizard.scala

class MOTD {
  @JsonProperty
  @Length(min=8, max=128, message = "The message mustn't be too short or long.")
  var message : String = "Hello World"
}

@Path("motd")
class Endpoint {
  @GET @Timed @Produces(Array(MediaType.TEXT_PLAIN))
  def get = Main.get

  @POST @Timed @Produces(Array(MediaType.APPLICATION_JSON))
  def set(@Valid motd : MOTD) {
    Main.motd = Some(motd.message)
  }
}