public String getIndexFieldVersion() {
                return baseConfig.getIndexFieldVersion();
            }

            @Override
            public String getIndexFieldImportantContent() {
                return baseConfig.getIndexFieldImportantContent();
            }

            @Override
            public String[] getQueryAdditionalNotAnalyzedFields(String... fields) {

                return "title";
            }

            public String getIndexFieldContent() {
                return "content";
            }

            public String getIndexFieldImportantContent() {
                return "important_content";
            }

            @Override
            public BigDecimal getQueryBoostTitleAsDecimal() {
                return new BigDecimal("0.5");

        final float importantContentBoost = fessConfig.getQueryBoostImportantContentAsDecimal().floatValue();
        if (importantContentBoost >= 0.0f) {
            defaultQuery.add(builder.apply(fessConfig.getIndexFieldImportantContent(), importantContentBoost));
        }
        final float importantContantLangBoost = fessConfig.getQueryBoostImportantContentLangAsDecimal().floatValue();