/** The key of the configuration. e.g. <strong> */
    String QUERY_HIGHLIGHT_TAG_PRE = "query.highlight.tag.pre";

    /** The key of the configuration. e.g. </strong> */
    String QUERY_HIGHLIGHT_TAG_POST = "query.highlight.tag.post";

    /** The key of the configuration. e.g. u0009u000Au0013u0020 */

    /**
     * The stylesheet directory used by the DSL reference documentation.
     */
    public abstract DirectoryProperty getStylesheetDirectory();

    /**
     * The stylesheet used by the DSL reference to highlight code snippets.
     */
    public abstract RegularFileProperty getHighlightStylesheet();

    /**
     * Resources to include with the generated documentation.
     */

import org.opensearch.common.document.DocumentField;
import org.opensearch.search.SearchHit;
import org.opensearch.search.SearchHits;
import org.opensearch.search.aggregations.Aggregations;
import org.opensearch.search.fetch.subphase.highlight.HighlightField;

public class DefaultSearcher extends RankFusionSearcher {

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

    @Override

import org.lastaflute.web.util.LaRequestUtil;
import org.lastaflute.web.util.LaServletContextUtil;
import org.opensearch.core.common.text.Text;
import org.opensearch.search.fetch.subphase.highlight.HighlightField;

import com.github.jknack.handlebars.Context;
import com.github.jknack.handlebars.Handlebars;
import com.github.jknack.handlebars.Template;
import com.github.jknack.handlebars.io.FileTemplateLoader;

    public static final String TEXT_FRAGMENTS = "text_fragments";

    public static final String TEXT_FRAGMENT_TYPE_QUERY = "query";

    public static final String TEXT_FRAGMENT_TYPE_HIGHLIGHT = "highlight";

    public static final String CRAWLER_STATS_KEY = "crawler.stats.key";

            dslRef.getStylesheetDirectory().convention(extension.getSourceRoot().dir("stylesheets"));
            dslRef.getHighlightStylesheet().convention(dslRef.getStylesheetDirectory().file("custom-highlight/custom-xslthl-config.xml"));

            dslRef.getStagingRoot().convention(extension.getStagingRoot().dir("dsl"));

        }
        if (isQuery) {
            LaRequestUtil.getOptionalRequest().ifPresent(request -> {
                highlightedQuerySet = new HashSet<>();
                request.setAttribute(Constants.HIGHLIGHT_QUERIES, highlightedQuerySet);
                fieldLogMap = (Map<String, List<String>>) request.getAttribute(Constants.FIELD_LOGS);
                if (fieldLogMap == null) {
                    fieldLogMap = new HashMap<>();

import org.opensearch.search.sort.SortOrder;

public interface FessProp {

    String API_PING_SEARCH_ENGINE_FIELD_SET = "apiPingSearchEngineFieldSet";

    String QUERY_HIGHLIGHT_TERMINAL_CHARS = "queryHighlightTerminalChars";

    String QUERY_HIGHLIGHT_BOUNDARY_CHARS = "queryHighlightBoundaryChars";

    String QUERY_TRACK_TOTAL_HITS_VALUE = "queryTrackTotalHitsValue";

    String CORS_ALLOW_ORIGIN = "CorsAllowOrigin";

        data.setFacetResponse(queryResponseList.getFacetResponse());

        @SuppressWarnings("unchecked")
        final Set<String> highlightQueries = (Set<String>) params.getAttribute(Constants.HIGHLIGHT_QUERIES);
        if (highlightQueries != null) {
            final StringBuilder buf = new StringBuilder(100);
            highlightQueries.stream().forEach(q -> {

        }
    }

    private void assertHighlightedQueries(Set<String> highlightedQuerySet) {
        @SuppressWarnings("unchecked")
        Set<String> set = (Set<String>) getMockRequest().getAttribute(Constants.HIGHLIGHT_QUERIES);
        if (highlightedQuerySet != null) {
            assertEquals(highlightedQuerySet.stream().sorted().collect(Collectors.joining("\n")),
                    set.stream().sorted().collect(Collectors.joining("\n")));