docs: private void clearOffline() {
  
          if (!isEnabled()) {
              return;
          }
          if (LOG.isInfoEnabled()) {
              LOG.info(Messages.get().getBundle().key(Messages.LOG_FLEXCACHE_CLEAR_KEYS_AND_ENTRIES_0));
          }
          clearAccordingToSuffix(CACHE_OFFLINESUFFIX, false);
      }