*
     * @param uri the URI to preprocess
     * @return the preprocessed URI
     * @throws CrawlerSystemException if the URI is empty
     */
    protected String preprocessUri(final String uri) {
        if (StringUtil.isEmpty(uri)) {
            throw new CrawlerSystemException("The uri is empty.");
        }

        return uri;
    }

    /**

    }

    private String createIndexName(final String index) {
        return index + '.' + ZonedDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMddHHmmss"));
    }

    private String getDefaultMappings() throws IOException {
        final StringBuilder mappingSource = new StringBuilder();
        try (BufferedReader br = new BufferedReader(new InputStreamReader(

     * @return a string representing the bulk line for OpenSearch indexing
     * @throws SuggesterException if an I/O error occurs during the creation of the bulk line
     */
    public static String createBulkLine(final String index, final String type, final SuggestItem item) {
        if (item == null || item.getId() == null || item.getText() == null) {
            throw new SuggesterException("Invalid SuggestItem: item, id, or text is null");
        }

     *
     * @param responseData the response data containing the response body
     * @return a temporary file containing the response body
     * @throws CrawlingAccessException if an error occurs while reading the response body
     */
    public static File createResponseBodyFile(final ResponseData responseData) {
        File tempFile = null;

            }
        }
    }

    /**
     * Closes the underlying CrawlerClient and releases any resources associated with it.
     *
     * @throws Exception if an error occurs during the close operation
     */
    @Override
    public void close() throws Exception {
        client.close();
    }

    /**
     * Returns the underlying CrawlerClient.
     * @return The CrawlerClient instance.
     */

            generateContents(tempDir, count);

            return tempDir;
        } catch (final Exception e) {
            throw new CrawlerSystemException(e);
        }
    }

    private static void generateContents(final File dir, final int count) throws Exception {
        if (count <= 0) {
            return;
        }

        final String content = getHtmlContent(count);

     * @param extractor the extractor to add
     * @throws CrawlerSystemException if the key list is null or empty, or if the extractor is null
     */
    public void addExtractor(final List<String> keyList, final Extractor extractor) {
        if (keyList == null || keyList.isEmpty()) {
            throw new CrawlerSystemException("The key list is empty.");
        }

            }
            ThreadUtil.sleep(1000L);
        }
    }

    @Override
    protected void tearDown() throws Exception {
        if (sambaServer != null) {
            sambaServer.stop();
        }
        super.tearDown();
    }

    public void test_doGet() throws Exception {
        try (final ResponseData responseData = smbClient.doGet(baseUrl + "file1.txt")) {

     * @return The list of compiled include patterns.
     * @throws CrawlerSystemException if the patterns cannot be loaded.
     */
    @Override
    public List<Pattern> getIncludeUrlPatternList(final String sessionId) {
        try {
            return includeFilterCache.get(sessionId);
        } catch (final ExecutionException e) {
            throw new CrawlerSystemException(e);
        }
    }

    /**

            }
        } catch (final IOException e) {
            throw new SuggestSettingsException("Failed to create mappings.");
        }
    }

    /**
     * Load index settings.
     * @return Index settings
     * @throws IOException I/O exception
     */
    protected String loadIndexSettings() throws IOException {