this License, each Contributor hereby grants to You a perpetual,
      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
      (except as stated in this section) patent license to make, have made,
      use, offer to sell, sell, import, and otherwise transfer the Work,
      where such license applies only to those patent claims licensable
      by such Contributor that are necessarily infringed by their

      this License, each Contributor hereby grants to You a perpetual,
      worldwide, non-exclusive, no-charge, royalty-free, irrevocable
      (except as stated in this section) patent license to make, have made,
      use, offer to sell, sell, import, and otherwise transfer the Work,
      where such license applies only to those patent claims licensable
      by such Contributor that are necessarily infringed by their

        return clientFactory;
    }

    /**
     * Checks if the crawler is running in background mode.
     * @return true if in background mode, false otherwise.
     */
    public boolean isBackground() {
        return background;
    }

    /**
     * Sets the background mode for the crawler.
     * If true, the execute method will not wait for termination.

 *   <li>ftpConfigServerTimeZoneId: The time zone ID of the FTP server.</li>
 *   <li>activeExternalHost: The external IP address to use for active mode FTP.</li>
 *   <li>activeMinPort: The minimum port number for active mode FTP.</li>
 *   <li>activeMaxPort: The maximum port number for active mode FTP.</li>
 *   <li>autodetectEncoding: Whether to automatically detect UTF-8 encoding.</li>

            outputFile = createTempFile("cmdextout_" + filePrefix + "_", "." + outExt, tempDir);

            // store to a file
            CopyUtil.copy(in, inputFile);

            LocalConverter.make(officeManager).convert(inputFile).to(outputFile).execute();

            final ExtractData extractData = new ExtractData(getOutputContent(outputFile, outExt));
            if (StringUtil.isNotBlank(resourceName)) {

    }

    /*
     * static class SynInfo { final String src; final int offset, length; final String[] synonyms; Mode mode; int count;
     * SynInfo(String src, int offset, int length, String[] synonyms){ this.src = src; this.offset = offset; this.length
     * = length; this.synonyms = synonyms; }
     *
     * static enum Mode { PREV, SYN, AFTER; } }
     */

    static class MyTokensComparator implements Comparator<MyToken> {

     */
    public void setTimeout(final long timeout) {
        this.timeout = timeout;
    }

    /**
     * Sets whether the extraction thread should be a daemon thread.
     * @param isDaemonThread true to make it a daemon thread, false otherwise.
     */
    public void setDaemonThread(final boolean isDaemonThread) {
        this.isDaemonThread = isDaemonThread;
    }

        Constructor<SuggestUtil> constructor = SuggestUtil.class.getDeclaredConstructor();
        assertTrue(Modifier.isPrivate(constructor.getModifiers()));

        // Make it accessible to test it throws no exception
        constructor.setAccessible(true);
        constructor.newInstance();
    }

    @Test
    public void testCreateSuggestTextId() {
        // Test normal text

        } catch (final IOException e) {
            throw new OpenSearchAccessException("Failed to convert " + target + " to JSON.", e);
        }
    }

    /**
     * Refreshes the OpenSearch index to make recent changes visible for search.
     *
     * @return The RefreshResponse from OpenSearch.
     * @throws OpenSearchAccessException if the refresh operation fails.
     */
    protected RefreshResponse refresh() {