gistfile1.txt

  public static <T> Comparator<T> Compose(
            final Comparator<? super T> primary,
            final Comparator<? super T> secondary
    ) {
        return (T a, T b) -> {
            int result = primary.compare(a, b);
            return result == 0 ? secondary.compare(a, b) : result;
        };
    }