throw new UnsupportedOperationException("checkCredential is not supported.");
    }

    /**
     * Finds a login user by username.
     *
     * @param username the username to search for
     * @return an optional entity containing the found user, or empty if not found
     */
    @Override
    protected OptionalEntity<FessUser> doFindLoginUser(final String username) {

 * This form extends CreateForm to include fields necessary for updating existing elevate word entries,
 * including tracking information for optimistic locking and audit trails.
 * Elevate words are used to boost specific documents in search results when certain keywords are matched.
 *
 */
public class EditForm extends CreateForm {

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

import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.mail.send.hook.SMailCallbackContext;
import org.lastaflute.core.mail.Postbox;

/**
 * Job for pinging search engine.
 */
public class PingSearchEngineJob {

    /**
     * Default constructor.
     */
    public PingSearchEngineJob() {
        // Default constructor
    }

            val os = performanceTestBuildSpec.os
            val arch = performanceTestBuildSpec.arch
            val buildTypeThis = this
            val performanceTestTaskNames = getPerformanceTestTaskNames(performanceSubProject, testProjects, performanceTestTaskSuffix)
            applyPerformanceTestSettings(os = os, arch = arch, timeout = type.timeout)
            artifactRules = INDIVIDUAL_PERFORAMCE_TEST_ARTIFACT_RULES

    }

    public void test_complexConditions() {
        final Map<String, String[]> conditions = new HashMap<>();
        conditions.put("q", new String[] { "search term" });
        conditions.put("epq", new String[] { "exact phrase" });
        conditions.put("oq", new String[] { "word1 word2" });
        conditions.put("nq", new String[] { "exclude" });

   * there would exist a perfect hash function mapping threads to
   * slots that eliminates collisions. When we reach capacity, we
   * search for this mapping by randomly varying the hash codes of
   * colliding threads.  Because search is random, and collisions
   * only become known via CAS failures, convergence can be slow,
   * and because threads are typically not bound to CPUS forever,

import org.opensearch.common.settings.Settings.Builder;
import org.opensearch.transport.client.Client;

/**
 * OpenSearch client implementation specifically for crawler operations.
 * Extends FesenClient to provide search engine connectivity for the crawler components.
 */
public class CrawlerEngineClient extends FesenClient {

    /**
     * Creates a new instance of CrawlerEngineClient.
     */
    public CrawlerEngineClient() {

 * This form extends CreateForm to include fields necessary for updating existing label type entries,
 * including tracking information for optimistic locking and audit trails.
 * Label types are used to categorize and filter documents in search results.
 *
 */
public class EditForm extends CreateForm {

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

    /**

import org.opensearch.search.aggregations.bucket.sampler.SamplerAggregationBuilder;
import org.opensearch.search.aggregations.bucket.terms.SignificantTermsAggregationBuilder;
import org.opensearch.search.aggregations.bucket.terms.TermsAggregationBuilder;
import org.opensearch.search.aggregations.metrics.AvgAggregationBuilder;
import org.opensearch.search.aggregations.metrics.CardinalityAggregationBuilder;

import org.lastaflute.web.response.StreamResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin Synonym dictionary management.
 * Provides REST endpoints for managing synonym dictionary items in the Fess search engine.
 */
public class ApiAdminDictSynonymAction extends FessApiAdminAction {

    /**
     * Default constructor.
     */
    public ApiAdminDictSynonymAction() {
        super();
    }