docs: def token_chain(text, filters):
          """
          Chain several filters after each other, applying filters only on non special class tokens as detected by
          {@link ClassifierOptions#isSpecialClassWord(String)}
  
          :param text: String to format
          :param filters: Sequence of filters to apply to tokens
          :return: The formatted String
          """
          if filters is None:
              return text
  
          sb = ""
          for token in RegexFilters.WHITESPACE.split(text):
              if not classifier_options.is_special_class_word(token):
                  token = Filters.string_chain(token, filters)
  
              sb += token + " "
  
          return sb