public final Mono<T> otherwise(Predicate<? super Throwable> predicate,Function<? super Throwable,? extends Mono<? extends T>> fallback){
  Objects.requireNonNull(predicate,"predicate");
  return otherwise(null);
}

public final Mono < T > otherwise ( Predicate < ? super Throwable > predicate , Function < ? super Throwable , ? extends Mono < ? extends T > > fallback ) { Objects . requireNonNull ( predicate , "predicate" ) ; return otherwise ( null ) ; }
subscribe to a returned fallback publisher when an error matching the given type occurs . < p > < img class = " marble " src = " https : / / raw . githubusercontent . com / reactor / projectreactor . io / master / src / main / static / assets / img / marble / otherwise . png " alt = " " >
