* handling text normalization, content extraction, and similar document hash encoding/decoding.
 * It also manages document processing requests and integrates with the crawler system.
 *
 */
public class DocumentHelper {
    private static final Logger logger = LogManager.getLogger(DocumentHelper.class);

    /** Prefix used for encoded similar document hashes */
    protected static final String SIMILAR_DOC_HASH_PREFIX = "$";

     * When enabled, users must authenticate before performing searches.
     */
    @Size(max = 10)
    public String loginRequired;

    /**
     * Enable or disable result collapsing for similar documents.
     * When enabled, similar search results are grouped together.
     */
    @Size(max = 10)
    public String resultCollapsed;

    /**
     * Enable or disable display of login link in the search interface.

labels.menu_storage=Storage
labels.sidebar.menu=Menu
labels.footer.copyright=&copy;2024 <a href="https://github.com/codelibs">CodeLibs Project</a>.
labels.search=Search
labels.similar_doc_result_status=Showing similar results.
labels.search_result_status=Results <b>{2}</b> - <b>{3}</b> of <b>{1}</b> for <b>{0}</b>
labels.search_result_status_over=Results <b>{2}</b> - <b>{3}</b> of over <b>{1}</b> for <b>{0}</b>

            }
        }
        return LaResponseUtil.getResponse().encodeURL(sb.toString());
    }

    /**
     * Encodes a string for similar document hash processing.
     *
     * @param input the string to encode
     * @return encoded string, or the original input if blank
     */
    public static String sdh(final String input) {

labels.menu_storage=Storage
labels.sidebar.menu=Menu
labels.footer.copyright=&copy;2024 <a href="https://github.com/codelibs">CodeLibs Project</a>.
labels.search=Search
labels.similar_doc_result_status=Showing similar results.
labels.search_result_status=Results <b>{2}</b> - <b>{3}</b> of <b>{1}</b> for <b>{0}</b>
labels.search_result_status_over=Results <b>{2}</b> - <b>{3}</b> of over <b>{1}</b> for <b>{0}</b>

            this.highlightInfo = highlightInfo;
            return this;
        }

        /**
         * Sets the similar document hash for similarity search.
         *
         * @param similarDocHash the hash of the document to find similar documents to
         * @return this builder for method chaining
         */
        public SearchConditionBuilder similarDocHash(final String similarDocHash) {

    /** The key of the message: Search */
    public static final String LABELS_SEARCH = "{labels.search}";

    /** The key of the message: Showing similar results. */
    public static final String LABELS_similar_doc_result_status = "{labels.similar_doc_result_status}";

labels.menu_storage=Almacenamiento
labels.sidebar.menu=Menú
labels.footer.copyright=&copy;2024 <a href="https://github.com/codelibs">Proyecto CodeLibs</a>.
labels.search=Buscar
labels.similar_doc_result_status=Mostrando resultados similares.
labels.search_result_status=Resultados de búsqueda para <b>{0}</b><span class="br-phone"></span> <b>{2}</b> - <b>{3}</b> de <b>{1}</b>

labels.menu_storage=Archiviazione
labels.sidebar.menu=Menu
labels.footer.copyright=&copy;2024 <a href="https://github.com/codelibs">Progetto CodeLibs</a>.
labels.search=Cerca
labels.similar_doc_result_status=Mostrando risultati simili.
labels.search_result_status=Risultati di ricerca per <b>{0}</b><span class="br-phone"></span> <b>{2}</b> - <b>{3}</b> di <b>{1}</b>

 *       SHORT is always discriminable from zero time, and always allows enough time for the small
 *       amounts of computation (creating a thread, calling a few methods, etc) needed to reach a
 *       timeout point. Similarly, a SMALL is always discriminable as larger than SHORT and smaller
 *       than MEDIUM. And so on. These constants are set to conservative values, but even so, if