</la:option>
						<la:option value="filename.asc">
							<la:message key="labels.search_result_sort_filename_asc" />
						</la:option>
						<la:option value="filename.desc">
							<la:message key="labels.search_result_sort_filename_desc" />
						</la:option>
						<la:option value="created.asc">
							<la:message key="labels.search_result_sort_created_asc" />
						</la:option>

						<la:message key="labels.searchoptions_score" />
					</c:if> <c:if test="${sort=='filename.asc'}">
						<la:message key="labels.search_result_sort_filename_asc" />
					</c:if> <c:if test="${sort=='filename.desc'}">
						<la:message key="labels.search_result_sort_filename_desc" />
					</c:if> <c:if test="${sort=='created.asc'}">
						<la:message key="labels.search_result_sort_created_asc" />

						<la:message key="labels.searchoptions_score" />
					</c:if> <c:if test="${sort=='filename.asc'}">
						<la:message key="labels.search_result_sort_filename_asc" />
					</c:if> <c:if test="${sort=='filename.desc'}">
						<la:message key="labels.search_result_sort_filename_desc" />
					</c:if> <c:if test="${sort=='created.asc'}">
						<la:message key="labels.search_result_sort_created_asc" />

                "{\"prefix\":{\"site\":{\"value\":\"aaa\",\"boost\":1.0}}}", //
                "site:aaa");

        assertQueryBuilder("{\"timestamp\":{\"order\":\"asc\"}}", "sort:timestamp");
        assertQueryBuilder("{\"timestamp\":{\"order\":\"asc\"}}", "sort:timestamp.asc");
        assertQueryBuilder("{\"timestamp\":{\"order\":\"desc\"}}", "sort:timestamp.desc");

        try {
            assertQueryBuilder("", "sort:xxx");

						</la:option>
						<la:option value="filename.asc">
							<la:message key="labels.search_result_sort_filename_asc" />
						</la:option>
						<la:option value="filename.desc">
							<la:message key="labels.search_result_sort_filename_desc" />
						</la:option>
						<la:option value="created.asc">
							<la:message key="labels.search_result_sort_created_asc" />
						</la:option>

                if (SortOrder.DESC.toString().equalsIgnoreCase(values[1])) {
                    sortOrder = SortOrder.DESC;
                } else if (SortOrder.ASC.toString().equalsIgnoreCase(values[1])) {
                    sortOrder = SortOrder.ASC;
                } else {
                    throw new InvalidQueryException(

                Set.of(), //
                "{\"timestamp\":{\"order\":\"asc\"}}", //
                buildQuery("sort:timestamp"));
        assertQueryContext(query, Map.of(), //
                Set.of(), //
                "{\"timestamp\":{\"order\":\"asc\"}}", //
                buildQuery("sort:timestamp.asc"));
        assertQueryContext(query, Map.of(), //
                Set.of(), //

                SortBuilders.fieldSort(OpenSearchUrlQueue.WEIGHT).order(SortOrder.DESC),
                SortBuilders.fieldSort(CREATE_TIME).order(SortOrder.ASC));
    }

    @Override
    public void saveSession(final String sessionId) {
        // TODO use cache
    }

    @Override
    public boolean visited(final OpenSearchUrlQueue urlQueue) {

	return nil
}

// ToSQL for generate SQL string.
//
//	db.ToSQL(func(tx *gorm.DB) *gorm.DB {
//			return tx.Model(&User{}).Where(&User{Name: "foo", Age: 20})
//				.Limit(10).Offset(5)
//				.Order("name ASC")
//				.First(&User{})
//	})
func (db *DB) ToSQL(queryFn func(tx *DB) *DB) string {
	tx := queryFn(db.Session(&Session{DryRun: true, SkipDefaultTransaction: true}))
	stmt := tx.Statement

                    if (values.length > 1) {
                        return SortBuilders.fieldSort(values[0]).order("desc".equalsIgnoreCase(values[0]) ? SortOrder.DESC : SortOrder.ASC);
                    }
                    return SortBuilders.fieldSort(values[0]).order(SortOrder.ASC);
                }).toArray(n -> new SortBuilder[n]));
                ot = OptionalThing.of(sortBuilders);
            }