code: private static List<Object> processMultiBulkReply(final RedisInputStream is) {
          int num = Integer.parseInt(is.readLine());
          log.trace("[RedisProtocol] Reply multi-bulk-reply. *{}", num);
          if (num == -1) {
              return null;
          }
          List<Object> ret = new ArrayList<Object>(num);
          for (int i = 0; i < num; i++) {
              try {
                  ret.add(process(is));
              } catch (JedisDataException e) {
                  ret.add(e);
              }
          }
          return ret;
      }
docs: Process multi bulk reply.
  
  @param is the is
  @return the list