code: @Nullable
    public static <T> T lastElement(@Nullable final List<T> list) {
      if (CollectionUtils.isEmpty(list)) {
        return null;
      }
      return list.get(list.size() - 1);
    }
docs: Retrieve the last element of the given List, accessing the highest index.
  
  @param list the List to check (may be {@code null} or empty)
  @return the last element, or {@code null} if none
  @since 5.0.3