docs: protected BlockingCache replaceWithBlockingCacheIfNot(Ehcache ehcache){
  		if (ehcache instanceof BlockingCache){
  			return (BlockingCache) ehcache;
  		}
  		
  		BlockingCache blockingCache = new BlockingCache(ehcache);
          blockingCache.setTimeoutMillis((int)ehcache.getCacheConfiguration().getCacheLoaderTimeoutMillis());
  
          cacheManager.replaceCacheWithDecoratedCache(ehcache, blockingCache);
  		return blockingCache;
  	}