* @return The value of found property. (NotNull: if not found, exception but basically no way)
     * @throws NumberFormatException When the property is not integer.
     */
    Integer getQueryHighlightPhraseLimitAsInteger();

    /**
     * Get the value for the key 'query.highlight.content.description.fields'. <br>
     * The value is, e.g. hl_content,digest <br>

            final int noMatchSize = fessConfig.getQueryHighlightNoMatchSizeAsInteger();
            final String order = fessConfig.getQueryHighlightOrder();
            final int phraseLimit = fessConfig.getQueryHighlightPhraseLimitAsInteger();
            final String encoder = fessConfig.getQueryHighlightEncoder();
            final HighlightBuilder highlightBuilder = new HighlightBuilder();