code: public void putRolloutStatus(final Long rolloutId, final List<TotalTargetCountActionStatus> status) {
          final Cache cache = cacheManager.getCache(CACHE_RO_NAME);
          putIntoCache(rolloutId, status, cache);
      }
docs: Put {@link TotalTargetCountActionStatus} for one {@link Rollout}s into
  cache.
  
  @param rolloutId
  the cache entries belong to
  @param status
  list to cache