* @param q The query string.
     * @param fields The fields to search in.
     * @return The QueryBuilder instance.
     */
    public QueryBuilder buildQuery(final String q, final List<String> fields) {
        try {
            final QueryBuilder queryBuilder;
            if (Strings.isNullOrEmpty(q)) {
                queryBuilder = QueryBuilders.matchAllQuery();
            } else {
                final String fullWidthSpace = "\u3000";

        called.set(false);
        final AtomicBoolean calledFirst = new AtomicBoolean(false);
        queryProcessor.addFilter(new QueryProcessor.Filter() {
            @Override
            public QueryBuilder execute(QueryContext context, Query query, float boost, FilterChain chain) {
                calledFirst.set(true);
                assertFalse(called.get());

     * @throws IllegalArgumentException if the query builder type is not supported
     */
    public DefaultQueryBuilder(final QueryBuilder queryBuilder) {
        this.queryBuilder = queryBuilder;
        if (queryBuilder instanceof BoolQueryBuilder) {
            queryType = QueryType.BOOL;
        } else if (queryBuilder instanceof DisMaxQueryBuilder) {
            queryType = QueryType.DISMAX;
        } else {

     * @return The converted BoolQueryBuilder.
     */
    protected QueryBuilder convertBooleanQuery(final QueryContext context, final BooleanQuery booleanQuery, final float boost) {
        final BoolQueryBuilder boolQuery = QueryBuilders.boolQuery();
        for (final BooleanClause clause : booleanQuery.clauses()) {
            final QueryBuilder queryBuilder = getQueryProcessor().execute(context, clause.query(), boost);

import org.codelibs.fess.entity.QueryContext;
import org.codelibs.fess.exception.InvalidQueryException;
import org.junit.jupiter.api.Test;
import org.opensearch.index.query.FuzzyQueryBuilder;
import org.opensearch.index.query.QueryBuilder;

public class FuzzyQueryCommandTest extends QueryTestBase {

    private FuzzyQueryCommand fuzzyQueryCommand;

    @Override
    protected void setUpChild() throws Exception {

    }

    /**
     * Sets the query builder for filtering documents.
     *
     * @param queryBuilder the query builder to filter documents
     * @return this UpdateLabelJob instance for method chaining
     */
    public UpdateLabelJob query(final QueryBuilder queryBuilder) {
        this.queryBuilder = queryBuilder;
        return this;
    }

import org.codelibs.fess.entity.QueryContext;
import org.codelibs.fess.exception.InvalidQueryException;
import org.junit.jupiter.api.Test;
import org.opensearch.index.query.MatchPhraseQueryBuilder;
import org.opensearch.index.query.QueryBuilder;

public class PhraseQueryCommandTest extends QueryTestBase {
    private PhraseQueryCommand queryCommand;

    @Override
    protected void setUpChild() throws Exception {

    /**
     * Converts a wildcard query to an appropriate OpenSearch QueryBuilder.
     *
     * @param context The query context containing field and search information
     * @param wildcardQuery The Lucene wildcard query to convert
     * @param boost The boost factor to apply to the query
     * @return The converted OpenSearch QueryBuilder
     */

    @Override
    public SearchRequestBuilder build(SearchRequestBuilder builder) {
        if (_conditionQuery != null) {
            QueryBuilder queryBuilder = _conditionQuery.getQuery();
            if (queryBuilder != null) {
                builder.setQuery(queryBuilder);
            }
            _conditionQuery.getFieldSortBuilderList().forEach(sort -> {
                builder.addSort(sort);
            });
        }

    @Override
    public SearchRequestBuilder build(SearchRequestBuilder builder) {
        if (_conditionQuery != null) {
            QueryBuilder queryBuilder = _conditionQuery.getQuery();
            if (queryBuilder != null) {
                builder.setQuery(queryBuilder);
            }
            _conditionQuery.getFieldSortBuilderList().forEach(sort -> {
                builder.addSort(sort);
            });
        }