domainGroupCacheLoader = new DomainGroupCacheLoader(new DomainGroupQueryStrategy());
domainGroupCacheLoader.setCache(cache);
domainGroupCacheLoader.setEntityManager(getEntityManager());
domainGroupCacheLoader.initialize();
followedGroupIdsMapper = new GetFollowedGroupIdsForPersonByIdDbMapper();
followedGroupIdsMapper.setEntityManager(getEntityManager());
followerIdsMapper = new GetFollowerPersonIdsForGroupByIdDbMapper();
followerIdsMapper.setEntityManager(getEntityManager());