*/
    @Override
    public void offerAll(final String sessionId, final List<OpenSearchUrlQueue> urlQueueList) {
        if (logger.isDebugEnabled()) {
            logger.debug("Offering URL: Session ID: {}, UrlQueue: {}", sessionId, urlQueueList);
        }
        final List<UrlQueue<String>> targetList = new ArrayList<>(urlQueueList.size());
        for (final UrlQueue<String> urlQueue : urlQueueList) {

        int startCount;

        int requestCount;

        int exceptionCount;

        int endCount;

        String requestUrl;

        String exceptionUrl;

        String requestMethod;

        @Override
        public void onRequestStart(final FaultTolerantClient client, final RequestData request) {
            startCount++;
        }

     * @return A Promise that will be resolved with the response or rejected with an error.
     */
    public Deferred<T>.Promise execute(final Client client) {
        final String error = getValidationError();
        if (!Strings.isNullOrEmpty(error)) {
            throw new IllegalArgumentException(error);
        }

        final Deferred<T> deferred = new Deferred<>();
        try {

        address = System.getProperty(HTTP_ADDRESS, "localhost:9200").trim();
        final String targets = System.getProperty(TARGET_INDICES);
        if (StringUtil.isNotBlank(targets)) {
            targetIndices = Arrays.stream(targets.split(",")).map(String::trim).toArray(n -> new String[n]);
        }
    }

    /**
     * Sets the address of the OpenSearch instance.
     * @param address The address.
     */

    /**
     * The encoding for text.
     */
    protected String encoding = Constants.UTF_8;

    /**
     * Creates a new TextExtractor instance.
     */
    public TextExtractor() {
        super();
    }

    @Override
    public ExtractData getText(final InputStream in, final Map<String, String> params) {
        if (in == null) {

     *  @param expression A valid XPath string.
     *  @return An XPathEvaluationResult, which can be used to obtain a string, number, nodelist, etc, should never be null.
     *
     * @throws XPathExpressionException if an XPath expression error occurs.
     */
    public XPathEvaluationResult<?> eval(final Node contextNode, final String expression) throws XPathExpressionException {

    /** The user boost field. */
    public static final String USER_BOOST = "userBoost";
    /** The kinds field. */
    public static final String KINDS = "kinds";
    /** The timestamp field. */
    public static final String TIMESTAMP = "@timestamp";
    /** The tags field. */
    public static final String TAGS = "tags";
    /** The roles field. */
    public static final String ROLES = "roles";

    private static final String USER_DICT_PATH_OPTION = "user_dictionary";
    private static final String USER_DICT_RULES_OPTION = "user_dictionary_rules";
    private static final String NBEST_COST = "nbest_cost";
    private static final String NBEST_EXAMPLES = "nbest_examples";

    private final UserDictionary userDictionary;
    private final Mode mode;
    private final String nBestExamples;
    private final int nBestCost;

     */
    public static final String DEBUG = "DEBUG";

    /**
     * Log level constant for info messages.
     */
    public static final String INFO = "INFO";

    /**
     * Log level constant for warning messages.
     */
    public static final String WARN = "WARN";

    /**
     * Log level constant for error messages.
     */
    public static final String ERROR = "ERROR";

        assertArrayEquals(new String[] { "ニホンゴテスト" }, suggestItem.getReadings()[0]);
    }

    @Test
    public void testWithEmptyWord() {
        // Test with empty word string
        String word = "";
        float boost = 1.0f;
        List<String> readings = Arrays.asList("reading1");
        List<String> fields = Arrays.asList("field1");
        List<String> tags = Arrays.asList("tag1");