SwitchableConfig.scala

object SwitchableConfig{
  def main(args: Array[String]): Unit = {
    val config = System.getProperty("config") match {
      case "test" => Config("db.test-server.com",10000)
      case "production" => Config("db.production-server.com",12345)
      case _ => throw new Exception("unknown config: "+config)
    }
    Application.run( config )
  }
}