/** Two-arg method with no Nullable params. */
    public void normalNormal(String first, Integer second) {
      reactToNullParameters(first, second);
    }

    /** Two-arg method with the second param Nullable. */
    public void normalNullable(String first, @Nullable Integer second) {
      reactToNullParameters(first, second);
    }

    /** Two-arg method with the first param Nullable. */