import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.io.BaseEncoding;

public class SearchEngineClient implements Client {

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

    private static final String LOG_INDEX_PREFIX = "fess_log";

    private static final String USER_INDEX_PREFIX = "fess_user";

    }

    protected long deleteDocumentByQuery(final SearchEngineClient searchEngineClient, final String index, final QueryBuilder queryBuilder) {
        return searchEngineClient.deleteByQuery(index, queryBuilder);
    }

    public Map<String, Object> getDocument(final SearchEngineClient searchEngineClient, final String id, final String[] fields) {

    }

    protected List<Map<String, Object>> getDocumentList(final KeyMatch keyMatch) {
        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return searchEngineClient.getDocumentList(fessConfig.getIndexDocumentSearchIndex(),
                searchRequestBuilder -> SearchConditionBuilder

    public String execute() {
        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SystemHelper systemHelper = ComponentUtil.getSystemHelper();

        final StringBuilder resultBuf = new StringBuilder();

        final PingResponse ping = searchEngineClient.ping();
        final int status = ping.getStatus();

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

    protected QueryBuilder queryBuilder = null;

    public String execute() {
        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final LabelTypeHelper labelTypeHelper = ComponentUtil.getLabelTypeHelper();

        if (searchEngineClient.createIndex(docIndex, toIndex, numberOfShards, autoExpandReplicas, resetDictionaries)) {
            searchEngineClient.admin().cluster().prepareHealth(toIndex).setWaitForYellowStatus().execute(ActionListener.wrap(response -> {
                searchEngineClient.addMapping(docIndex, "doc", toIndex);
                if (searchEngineClient.copyDocIndex(fromIndex, toIndex, replaceAliases)

    // Attribute
    // =========
    @Resource
    protected SearchHelper searchHelper;

    @Resource
    protected SearchEngineClient searchEngineClient;

    // ===================================================================================
    //                                                                      Search Execute

            @Override
            protected long getDocumentSizeByQuery(final SearchEngineClient searchEngineClient, final QueryBuilder queryBuilder,
                    final FessConfig fessConfig) {
                return documentSizeByQuery;
            }

            @Override
            protected int refreshIndex(final SearchEngineClient searchEngineClient, final String index) {
                return 200;
            }
        };

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

    public String execute() {
        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        final StringBuilder resultBuf = new StringBuilder();

        // clean up

import java.io.IOException;
import java.io.OutputStream;
import java.util.function.Function;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.es.client.SearchEngineClient;
import org.lastaflute.di.exception.IORuntimeException;
import org.opensearch.core.xcontent.MediaType;
import org.opensearch.core.xcontent.ToXContent;
import org.opensearch.core.xcontent.XContentBuilder;