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

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

            @Override
            public BigDecimal getQueryBoostImportantContentAsDecimal() {
                return new BigDecimal("-1.0");

            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();

     * comment: Field name for important content in the index.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getIndexFieldImportantContent();

    /**
     * Get the value for the key 'index.field.content'. <br>
     * The value is, e.g. content <br>
     * comment: Field name for content in the index.