textFragmentPrefixLength = fessConfig.getQueryHighlightTextFragmentPrefixLengthAsInteger();
        textFragmentSuffixLength = fessConfig.getQueryHighlightTextFragmentSuffixLengthAsInteger();
        textFragmentSize = fessConfig.getQueryHighlightTextFragmentSizeAsInteger();

        split(fessConfig.getResponseInlineMimetypes(), ",")

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

    /**
     * Get the value for the key 'query.max.search.result.offset'. <br>
     * The value is, e.g. 100000 <br>