type = fessConfig.getQueryHighlightType();
        fragmentSize = fessConfig.getQueryHighlightFragmentSizeAsInteger();
        numOfFragments = fessConfig.getQueryHighlightNumberOfFragmentsAsInteger();
        fragmentOffset = fessConfig.getQueryHighlightFragmentOffsetAsInteger();
    }

    /**
     * Gets the highlighting type.
     *
     * @return the highlighting type
     */

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

    /**
     * Get the value for the key 'query.highlight.type'. <br>
     * The value is, e.g. fvh <br>
     * comment: Type of query highlighting.