return defaultValue;
    }

    /**
     * Converts an object to the specified class type.
     * @param <T> The target type.
     * @param value The object to convert.
     * @param clazz The class type to convert to.
     * @return The converted object.
     */
    @SuppressWarnings("unchecked")
    protected <T> T convertObj(final Object value, final Class<T> clazz) {
        if (clazz.isAssignableFrom(String.class)) {

        } catch (final UnsupportedEncodingException e) {
            return new String(data, Constants.UTF_8_CHARSET);
        }
    }

    /**
     * Returns a string representation of this object.
     * @return A string representation.
     */
    @Override
    public String toString() {
        return "AccessResultDataImpl [id=" + id + ", transformerName=" + transformerName + ", encoding=" + encoding + "]";

     *
     * @param src The source map containing the access result data fields.
     * @throws OpenSearchAccessException if the data cannot be decoded.
     */
    public OpenSearchAccessResultData(final Map<String, Object> src) {
        setTransformerName((String) src.get(TRANSFORMER_NAME));
        setEncoding((String) src.get(ENCODING));
        final String dataStr = (String) src.get(DATA);
        if (dataStr != null) {
            try {

        reader.setScrollSize(1000);
        int count = 0;
        Set<String> valueSet = Collections.synchronizedSet(new HashSet<>());
        Map<String, Object> source;
        while ((source = reader.read()) != null) {
            assertTrue(source.get("field1").toString().startsWith("test"));
            valueSet.add(source.get("field1").toString());
            count++;

    /**
     * Current number of active crawler threads.
     */
    protected Integer activeThreadCount = 0;

    /**
     * Lock object for synchronizing access to active thread count.
     */
    protected Object activeThreadCountLock = new Object();

    /**
     * Atomic counter for tracking the number of accesses made.
     */
    protected AtomicLong accessCount = new AtomicLong(0);

    /**

        assertNotNull(client);
        assertTrue(client instanceof StorageClient);

    }

    public void test_setInitParameterMap() {
        final Map<String, Object> paramMap = new HashMap<String, Object>();
        paramMap.put("hoge", "test");

        final StringBuilder buf = new StringBuilder();
        clientFactory.addClient("test:.*", new CrawlerClient() {
            @Override

            data.setWeight(weight);
            return this;
        }

        /**
         * Builds and returns the constructed RequestData object.
         *
         * @return the constructed RequestData object
         */
        public RequestData build() {
            return data;
        }
    }

     * @param items    an array of suggest items to be written to the index
     * @param update   a boolean flag indicating whether to update existing items
     * @return a result object containing information about the write operation
     */
    SuggestWriterResult write(Client client, SuggestSettings settings, String index, SuggestItem[] items, boolean update);

    /**

        suggester.indexer().addElevateWord(elevateWord, true);
        suggester.refresh();

        Thread.sleep(1000);
        ZonedDateTime threshold = ZonedDateTime.now();
        Thread.sleep(1000);

        suggester.indexer().indexFromDocument(new Map[] { Collections.singletonMap(field, (Object) "検索エンジン") });
        suggester.refresh();

        accessResultDataImpl.setData(value.getBytes(Constants.UTF_8));
        accessResultDataImpl.setEncoding(Constants.UTF_8);
        accessResultDataImpl.setTransformerName("xpathTransformer");

        final Object obj = xpathTransformer.getData(accessResultDataImpl);
        assertEquals(value, obj);
    }

    public void test_getData_wrongName() throws Exception {
        final String value = "<?xml version=\"1.0\"?>\n"//