}

        // 時間取得
        final long time = System.nanoTime();

        // Callableタスク(複数)を実行する
        final ExecutorService executor = Executors.newFixedThreadPool(numTasks);
        try {
            final List<Future<Integer>> futures = executor.invokeAll(tasks);
            for (final Future<Integer> future : futures) {
                future.get();
            }

        final AtomicInteger errorCount = new AtomicInteger(0);

        testTransformer.setName("concurrentName");

        ExecutorService executor = Executors.newFixedThreadPool(threadCount);

        for (int i = 0; i < threadCount; i++) {
            final int threadId = i;
            executor.submit(new Runnable() {
                @Override
                public void run() {
                    try {

    }

    /**
     * Authenticates using the form scheme.
     * @param credentials The credentials.
     * @param executor The executor for HTTP requests.
     */
    public void authenticate(final Credentials credentials,
            final BiConsumer<HttpUriRequest, BiConsumer<HttpResponse, HttpEntity>> executor) {
        final String tokenUrl = getParameter(TOKEN_URL);
        final String tokenPattern = getParameter(TOKEN_PATTERN);

        final CountDownLatch startLatch = new CountDownLatch(1);
        final CountDownLatch endLatch = new CountDownLatch(threadCount);

        ExecutorService executor = Executors.newFixedThreadPool(threadCount);

        for (int i = 0; i < threadCount; i++) {
            executor.submit(new Runnable() {
                @Override
                public void run() {
                    try {
                        startLatch.await();

        final AtomicInteger successCount = new AtomicInteger(0);

        ExecutorService executor = Executors.newFixedThreadPool(threadCount);

        for (int i = 0; i < threadCount; i++) {
            final int threadId = i;
            executor.submit(new Runnable() {
                @Override
                public void run() {
                    try {

 * <li>{@link #normalizer} - Normalizer.
 * <li>{@link #analyzer} - Suggest analyzer.
 * <li>{@link #contentsParser} - Contents parser.
 * <li>{@link #suggestWriter} - Suggest writer.
 * <li>{@link #threadPool} - Executor service for thread pool.
 * </ul>
 */
public class SuggestIndexer {
    private final static Logger logger = LogManager.getLogger(SuggestIndexer.class);

    /** The suggest analyzer. */

crawler.addUrl("https://example.com");
crawler.crawlerContext.setMaxAccessCount(500);
String sessionId = crawler.execute();
```

### Background Crawling

```java
// Configure for background execution
crawler.setBackground(true);
String sessionId = crawler.execute();

// Check crawling status
while (crawler.crawlerContext.getStatus() == CrawlerStatus.RUNNING) {
    Thread.sleep(1000);

     */
    void setInitParameterMap(Map<String, Object> params);

    /**
     * Executes a request and returns the response data.
     *
     * @param data the request data to be executed
     * @return the response data from the executed request
     */
    ResponseData execute(RequestData data);

    /**
     * Closes the crawler client and releases any resources associated with it.

/**
 * Abstract class representing a request that can be executed to produce a response.
 *
 * @param <T> the type of response produced by this request
 */
public abstract class Request<T extends Response> {
    /**
     * Constructs a new request.
     */
    public Request() {
        // nothing
    }

    /**
     * Executes the request.
     * @param client The OpenSearch client.

        this.client = client;
        this.request = request;
    }

    /**
     * Executes the request.
     * @return A Promise that will be resolved with the response or rejected with an error.
     */
    public Deferred<Res>.Promise execute() {
        return request.execute(client);
    }