Optional <Method> callMethod = ROUTE_METHODS.get (routeAnnotation).stream ()
                                     . map       (m -> Pair.mp (m, m.getAnnotation (routeAnnotation)))
                                     . filter    (p -> type.equals (p.S.meessageType ()))
                                     . filter    (p -> name.matches   (p.S.name ()))
                                     . filter    (p -> namespace.matches (p.S.namespace ()))