/**
     * Get the value for the key 'query.highlight.number.of.fragments'. <br>
     * The value is, e.g. 2 <br>
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getQueryHighlightNumberOfFragments();

    /**
     * Get the value for the key 'query.highlight.number.of.fragments' as {@link Integer}. <br>
     * The value is, e.g. 2 <br>