/**
     * A function to find document IDs.
     */
    protected Function<Map<String, Object>, String[]> idFinder = params -> {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SearchEngineClient client = ComponentUtil.getSearchEngineClient();
        final String index = fessConfig.getIndexDocumentUpdateIndex();
        final Object url = params.get("url");
        if (url == null) {

     */
    @Override
    public String getQueueIndex() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerIndex() + ".queue";
    }

    /**
     * Gets the name of the data index for the crawler.
     *
     * @return the data index name
     */
    @Override
    public String getDataIndex() {
        return ComponentUtil.getFessConfig().getIndexDocumentCrawlerIndex() + ".data";
    }

    /**

     */
    protected void updateThumbnailField(final String thumbnailId, final String value) {
        // TODO bulk
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        try {
            ComponentUtil.getIndexingHelper()
                    .updateDocument(ComponentUtil.getSearchEngineClient(), thumbnailId, fessConfig.getIndexFieldThumbnail(), value);
        } catch (final Exception e) {

import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.thumbnail.ThumbnailManager;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.lastaflute.di.core.factory.SingletonLaContainerFactory;

public class ThumbnailGeneratorTest extends UnitFessTestCase {

    private ThumbnailGenerator thumbnailGenerator;

    @Override

import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

public class FessApiFailureHookTest extends UnitFessTestCase {

    private FessApiFailureHook apiFailureHook;
    private FessConfig originalFessConfig;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        ComponentUtil.register(new SystemHelper(), "systemHelper");

                // Mock implementation
            }
        };
        ComponentUtil.register(notificationHelper, "notificationHelper");

        postbox = new Postbox() {
            // Mock implementation
        };
        ComponentUtil.register(postbox, "postbox");

        ComponentUtil.register(crawler, Crawler.class.getCanonicalName());
    }

    @Override

            ComponentUtil.getCrawlerStatsHelper().begin(urlQueue);
        }
    }

    @Override
    protected void processCleanupCrawling(final Object... objs) {
        super.processCleanupCrawling(objs);
        if (objs.length > 1 && objs[1] instanceof final UrlQueue<?> urlQueue) {
            ComponentUtil.getCrawlerStatsHelper().done(urlQueue);
        }
    }

import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.opensearch.config.exentity.CrawlingConfig.ConfigType;
import org.codelibs.fess.opensearch.config.exentity.DataConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.RenderDataUtil;
import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.HtmlResponse;

import java.util.Map;
import java.util.Set;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.entity.FessUser;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.DocumentUtil;
import org.lastaflute.web.login.credential.LoginCredential;

/**
 * OpenID Connect credential implementation.
 */

     */
    public List<RelatedQuery> getAvailableRelatedQueryList() {

        return ComponentUtil.getComponent(RelatedQueryBhv.class).selectList(cb -> {
            cb.query().matchAll();
            cb.query().addOrderBy_Term_Asc();
            cb.fetchFirst(ComponentUtil.getFessConfig().getPageRelatedqueryMaxFetchSizeAsInteger());
        });
    }

    @Override
    public int load() {