@Override
    protected String getQueryClassName() {
        return BooleanQuery.class.getSimpleName();
    }

    @Override
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final BooleanQuery booleanQuery) {
            if (logger.isDebugEnabled()) {
                logger.debug("{}:{}", query, boost);
            }

        query = queryParser.createDefaultFilterChain().parse("fess codelibs");
        assertEquals(BooleanQuery.class, query.getClass());
        List<BooleanClause> clauses = ((BooleanQuery) query).clauses();
        assertEquals(TermQuery.class, clauses.get(0).query().getClass());
        assertEquals("_default:fess", clauses.get(0).query().toString());