code: public Future<Map<Integer, Summoner>> getSummoners(Integer... ids) {
          return new ApiFuture<>(() -> handler.getSummoners(ids));
      }
docs: Get summoner information for the summoners with the specified ids
  @param ids The ids of the summoners
  @return A map, mapping player ids to summoner information
  @see <a href=https://developer.riotgames.com/api/methods#!/620/1931>Official API documentation</a>