docs: public static List<String> parseStringToStringList(String source,
                                                         String token) {
  
          if (StringUtils.isBlank(source) || StringUtils.isEmpty(token)) {
              return null;
          }
  
          List<String> result = new ArrayList<String>();
  
          String[] units = source.split(token);
          for (String unit : units) {
              result.add(unit);
          }
          return result;
      }