} catch (final Exception e) {
            throw new CrawlerSystemException("Could not create a data map from XML content.", e);
        }
    }

    private static class DocHandler extends DefaultHandler {
        private final Map<String, Object> dataMap = new HashMap<>();

        private String fieldName;

        private final StringBuilder buffer = new StringBuilder(1000);

        @Override

import org.codelibs.fess.crawler.util.CrawlingParameterUtil;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * @author shinsuke
 *
 */
public class HcHttpClientTest extends PlainTestCase {
    public HcHttpClient httpClient;

    public UrlFilter urlFilter;

    @Override
    protected void setUp() throws Exception {
        super.setUp();

/**
 * 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.

import org.codelibs.fess.crawler.service.DataService;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * @author shinsuke
 *
 */
public class DataServiceImplTest extends PlainTestCase {
    public DataService dataService;

    @Override
    protected void setUp() throws Exception {
        super.setUp();

import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * @author shinsuke
 *
 */
public class BinaryTransformerTest extends PlainTestCase {
    public BinaryTransformer binaryTransformer;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        binaryTransformer = new BinaryTransformer();

import org.dbflute.utflute.lastadi.LastaDiTestCase;
import org.opensearch.index.query.QueryBuilders;

import jakarta.annotation.Resource;

/**
 * @author shinsuke
 *
 */
public class OpenSearchUrlQueueServiceTest extends LastaDiTestCase {
    @Resource
    private OpenSearchUrlQueueService urlQueueService;

    @Resource
    private FesenClient fesenClient;

    private OpenSearchRunner runner;

    @Override

import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;

/**
 * Extracts text content from various document formats using JODConverter.
 */
public class JodExtractor extends AbstractExtractor {
    /** Logger for this class. */
    private static final Logger logger = LogManager.getLogger(JodExtractor.class);

    /** Office manager for document conversion. */

import org.codelibs.fess.crawler.entity.ResultData;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;

/**
 * <p>
 * FileTransformer stores the content of a crawled resource as a file on the file system.
 * It extends HtmlTransformer and provides functionality to:
 * </p>
 * <ul>
 *     <li>Specify a base directory for storing files.</li>
 *     <li>Generate file paths from URLs, replacing special characters.</li>

/**
 * Builder for creating a {@link PopularWordsRequest} to fetch popular words.
 * This builder provides methods to set various parameters for the request.
 */
public class PopularWordsRequestBuilder extends RequestBuilder<PopularWordsRequest, PopularWordsResponse> {
    /**
     * Constructor for PopularWordsRequestBuilder.
     * @param client The OpenSearch client.
     */

import org.codelibs.fess.crawler.util.TemporaryFileInputStream;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * @author shinsuke
 *
 */
public class SitemapsRuleTest extends PlainTestCase {
    public SitemapsRule sitemapsRule;

    @Override
    protected void setUp() throws Exception {
        super.setUp();