/**
     * Default constructor.
     */
    public FessXpathTransformer() {
        super();
    }

    /**
     * Initializes the transformer after dependency injection.
     * Sets up the Fess configuration and data serializer components.
     */
    @PostConstruct
    public void init() {
        if (logger.isDebugEnabled()) {

   */
  interface InternalEntry<K, V, E extends InternalEntry<K, V, E>> {
    /** Gets the next entry in the chain. */
    E getNext();

    /** Gets the entry's hash. */
    int getHash();

    /** Gets the key for this entry. */
    K getKey();

    /** Gets the value for the entry. */
    V getValue();
  }

  /*

        return MemoryUtil.sizeOf(dataMap);
    }

    /**
     * Sets the maximum number of retry attempts for failed operations.
     *
     * @param maxRetryCount the maximum retry count
     */
    public void setMaxRetryCount(final int maxRetryCount) {
        this.maxRetryCount = maxRetryCount;
    }

    /**
     * Sets the default number of rows to process in a single batch.
     *

        // When
        Type1Message type1 = new Type1Message(mockContext, flags, null, null);

        // Then
        // Note: Constructor sets default flags OR'd with provided flags
        assertTrue((type1.getFlags() & flags) != 0);
        // Note: getType() method does not exist in Type1Message
    }

    @Test

            this.indexUpdateCallback = indexUpdateCallback;
            this.initParamMap = initParamMap;
        }

        /**
         * Executes the crawling thread.
         * Sets the running flag, processes the data store, and ensures
         * proper cleanup regardless of success or failure.
         */
        @Override
        public void run() {
            running = true;

        }
    }

    /**
     * Gets the maximum size for alphanumeric terms from configuration.
     *
     * @return the maximum alphanumeric term size
     */
    protected int getMaxAlphanumTermSize() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return fessConfig.getCrawlerDocumentMaxAlphanumTermSizeAsInteger();
    }

    /**

        return noWaitOnFolder;
    }

    /**
     * Sets whether the crawler waits on folder operations.
     * @param noWaitOnFolder true to disable waiting on folder operations.
     */
    public void setNoWaitOnFolder(final boolean noWaitOnFolder) {
        this.noWaitOnFolder = noWaitOnFolder;
    }

    /**
     * Sets the client factory.
     * @param clientFactory The client factory.
     */

            this.url = url;
            this.depth = depth;
        }

        /**
         * Gets the URL of this crawl request.
         *
         * @return the URL to be crawled
         */
        public String getUrl() {
            return url;
        }

        /**
         * Gets the depth of this crawl request in the crawling hierarchy.
         *
         * @return the crawling depth

      /*
       * We'll call the user callback or collect the values only when all inputs complete,
       * regardless of whether some failed. This lets us avoid calling expensive methods like
       * Future.get() when we don't need to (specifically, for whenAllComplete().call*()), and it
       * lets all futures share the same listener.
       *
       * We store `localFuturesOrNull` inside the listener because `this.futures` might be nulled

       * requireNonNull is safe as long as callers pass a nextSibling that (a) has the same key and
       * (b) is present in the multimap. (And they do, except maybe in case of concurrent
       * modification, in which case all bets are off.)
       */
      KeyList<K, V> keyList = requireNonNull(keyToKeyList.get(key));
      keyList.count++;
      node.previous = nextSibling.previous;
      node.previousSibling = nextSibling.previousSibling;