class TokyoMetro::Api::Station::Info::Exit::Info < TokyoMetro::Api::Station::Info::Common::Info def initialize( point_id_urn ) @point_id_urn = point_id_urn end attr_reader :point_id_urn def self.factory_for_this_class factory_for_generating_exit_from_string end def self.factory_for_seeding_this_class factory_for_seeding_exit end end