code: public static Year randomYearAfter(int after) {
      checkArgument(after < MAX_YEAR, "After must be before %s", MAX_YEAR);
      return Year.of(RandomUtils.nextInt(after + 1, MAX_YEAR));
    }
docs: Returns a random {@link Year} that is after the given {@link Year}.
  
  @param after the value that returned {@link Year} must be after
  @return the random {@link Year}
  @throws IllegalArgumentException if after greater than or equal to {@link
  RandomDateUtils#MAX_INSTANT}