* comment: Boundary characters for query highlighting.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getQueryHighlightBoundaryChars();

    /**
     * Get the value for the key 'query.highlight.boundary.max.scan'. <br>
     * The value is, e.g. 20 <br>
     * comment: Maximum scan for query highlight boundaries.