* Provides document indexing, searching, and administrative operations.
 */
public class SearchEngineClient implements Client {

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

    private static final Logger logger = LogManager.getLogger(SearchEngineClient.class);

    private static final String DOC_INDEX = "fess";

import org.codelibs.core.timer.TimeoutTarget;
import org.codelibs.fess.helper.LogNotificationHelper;
import org.codelibs.fess.helper.LogNotificationHelper.LogNotificationEvent;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.action.bulk.BulkRequestBuilder;
import org.opensearch.action.bulk.BulkResponse;

/**

     *
     * @return a string containing the execution result or error messages
     */
    public String execute() {
        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        final StringBuilder resultBuf = new StringBuilder();

    }

    private static final Logger logger = LogManager.getLogger(SuggestCreator.class);

    /** The search engine client for interacting with OpenSearch. */
    @Resource
    public SearchEngineClient searchEngineClient;

    /**
     * A nested class for parsing command-line options.
     */
    protected static class Options {
        /** The session ID for the suggest creation process. */

    // Attribute
    // =========

    /** Client for interacting with the search engine. */
    @Resource
    protected SearchEngineClient searchEngineClient;

    /** Helper for building and parsing search queries. */
    @Resource
    protected QueryHelper queryHelper;

    /** Helper for executing search operations. */
    @Resource

        }
        try {
            searchEngineClient.flushConfigFiles(() -> {
                final String docIndex = fessConfig.getIndexDocumentUpdateIndex();
                searchEngineClient.admin().indices().prepareClose(docIndex).execute(ActionListener.wrap(res -> {
                    logger.info("Closing index: {}", docIndex);

    private static final Logger logger = LogManager.getLogger(ThumbnailGenerator.class);

    /**
     * OpenSearch client for accessing indexed documents.
     */
    @Resource
    public SearchEngineClient searchEngineClient;

    /**
     * Default constructor for ThumbnailGenerator.
     */
    public ThumbnailGenerator() {
        // Default constructor
    }

    /**

        ComponentUtil.register(new SystemHelper(), "systemHelper");
        ComponentUtil.register(new SearchEngineClient() {
            @Override
            public boolean existsIndex(final String indexName) {
                return false;
            }
        }, "searchEngineClient");

        String result = logNotificationJob.execute();
        assertEquals("No log notifications.", result);
    }

import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.mylasta.mail.LogNotificationPostcard;
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;
import org.opensearch.action.bulk.BulkRequestBuilder;

import org.codelibs.fess.ldap.LdapManager;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.mylasta.direction.FessProp;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.query.QueryFieldConfig;
import org.codelibs.fess.query.QueryProcessor;
import org.codelibs.fess.query.parser.QueryParser;
import org.codelibs.fess.rank.fusion.RankFusionProcessor;