throw new FessSystemException("Cannot load facet from cache.", e);
        }
    }

    /**
     * Creates highlighted text from highlight field fragments.
     *
     * @param highlightField the highlight field containing fragments
     * @return the combined highlighted text
     */
    public String createHighlightText(final HighlightField highlightField) {

                            .noMatchSize(noMatchSize)
                            .order(order)
                            .phraseLimit(phraseLimit)).encoder(encoder)));
            searchRequestBuilder.highlighter(highlightBuilder);
        }

        /**
         * Builds the sort configuration.
         *
         * @param queryContext the query context

     */
    public void setDefaultField(final String defaultField) {
        this.defaultField = defaultField;
    }

    /**
     * Gets the set of highlighted query terms.
     * @return The set of highlighted query terms, or empty set if not initialized.
     */
    public Set<String> getHighlightedQuerySet() {
        return highlightedQuerySet != null ? highlightedQuerySet : new HashSet<>();
    }

# Tag to use before highlighted text.
query.highlight.tag.pre=<strong>
# Tag to use after highlighted text.
query.highlight.tag.post=</strong>
# Boundary characters for query highlighting.
query.highlight.boundary.chars=u0009u000Au0013u0020
# Maximum scan for query highlight boundaries.
query.highlight.boundary.max.scan=20
# Scanner type for query highlight boundaries.
query.highlight.boundary.scanner=chars

 */
public class HighlightInfo {
    /** The highlighting type (e.g., plain, html). */
    private String type;
    /** The size of each highlighted fragment in characters. */
    private int fragmentSize;
    /** The maximum number of highlighted fragments to return. */
    private int numOfFragments;
    /** The offset for fragment positioning. */
    private int fragmentOffset;

    /**

    }

    /**
     * Gets the fields that can be highlighted in search results.
     *
     * @return array of field names that can be highlighted
     */
    public String[] getHighlightedFields() {
        return highlightedFields;
    }

    /**
     * Sets the fields that can be highlighted in search results.
     *

    /** 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 */
    String QUERY_HIGHLIGHT_BOUNDARY_CHARS = "query.highlight.boundary.chars";

     */
    public void setFacetResponse(final FacetResponse facetResponse) {
        this.facetResponse = facetResponse;
    }

    /**
     * Sets additional highlight parameters to append to URLs.
     *
     * @param appendHighlightParams The highlight parameters string
     */
    public void setAppendHighlightParams(final String appendHighlightParams) {
        this.appendHighlightParams = appendHighlightParams;
    }

    }

    /**
     * Sets the prefix used for highlight field names in search results.
     *
     * @param highlightPrefix the prefix string to use for highlight fields
     */
    public void setHighlightPrefix(final String highlightPrefix) {
        this.highlightPrefix = highlightPrefix;
    }

    /**
     * Gets the current highlight prefix used for highlight field names.
     *

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;

/**
 * Default implementation of RankFusionSearcher that performs standard OpenSearch queries.
 * This searcher handles query execution, response processing, and document highlighting.
 */