code: @Override
      public String getQuorumName(String cacheName) {
          CacheConfig cacheConfig = getCacheConfig(cacheName);
          if (cacheConfig == null) {
              return null;
          }
          return cacheConfig.getQuorumName();
      }
docs: Gets the name of the quorum associated with specified cache
  
  @param cacheName name of the cache
  @return name of the associated quorum
  null if there is no associated quorum