*/
    public String getPathPrefix() {
        final StringBuilder buf = new StringBuilder(100);
        buf.append("smb://");
        if (server != null) {
            buf.append(server);
            if (port > 0) {
                buf.append(':');
                buf.append(port);
            }
            buf.append('/');
        }
        return buf.toString();
    }

    /**
     * Returns the SMB server address.

        }

        buf.append(',').append('"').append(FieldNames.FIELDS).append("\":").append(convertJsonStrings(fields));
        buf.append(',').append('"').append(FieldNames.TAGS).append("\":").append(convertJsonStrings(tags));
        buf.append(',').append('"').append(FieldNames.ROLES).append("\":").append(convertJsonStrings(roles));

        final StringBuilder buf = new StringBuilder(100);
        final String value = System.getProperty("java.protocol.handler.pkgs");
        if (StringUtil.isEmpty(value)) {
            buf.append("org.codelibs.fess.net.protocol");
        } else if (!value.contains("org.codelibs.fess.net.protocol")) {
            buf.append("|org.codelibs.fess.net.protocol");
        }
        if (buf.length() > 0) {

        final StringBuilder buf = new StringBuilder();
        buf.append("<list>");
        if (values != null && !values.isEmpty()) {
            for (final String value : values) {
                buf.append("<item>");
                buf.append(trimSpace(XmlUtil.escapeXml(value)));
                buf.append("</item>");
            }
        }
        buf.append("</list>");
        // TODO support other type

            throw new ExtractException(e);
        }
        return buf.toString();
    }

    /**
     * Appends attachment content to the buffer if it can be extracted.
     *
     * @param buf the buffer to append content to
     * @param bodyPart the body part containing the attachment
     */
    protected void appendAttachment(final StringBuilder buf, final BodyPart bodyPart) {

            buf.append("-");
            buf.append(i);
            buf.append(".html\">File ");
            buf.append(count);
            buf.append("-");
            buf.append(i);
            buf.append("</a><br>");
            buf.append("<a href=\"dir");
            buf.append(count);
            buf.append("-");
            buf.append(i);
            buf.append("/index.html\">Dir ");
            buf.append(count);

            } else if (LOC_ELEMENT.equals(qName)) {
                if (buf != null) {
                    sitemapUrl.setLoc(buf.toString().trim());
                    buf = null;
                }
            } else if (LASTMOD_ELEMENT.equals(qName)) {
                if (buf != null) {
                    sitemapUrl.setLastmod(buf.toString().trim());
                    buf = null;
                }

        final List<AnalyzeToken> tokens = new ArrayList<>();
        final StringBuilder buf = new StringBuilder(maxAnalyzedContentLength);
        for (final String t : text.split("\\s")) {
            buf.append(t).append(' ');
            if (buf.length() > maxAnalyzedContentLength) {
                try {
                    tokens.addAll(analyzer.analyze(buf.toString().trim(), field, lang));

                            final Map<String, String> map = new HashMap<>();
                            map.put(ExtractData.RESOURCE_NAME_KEY, filename);
                            buf.append(extractor.getText(new IgnoreCloseInputStream(ais), map).getContent());
                            buf.append('\n');
                        } catch (final Exception e) {
                            if (logger.isDebugEnabled()) {

                            map.put(ExtractData.RESOURCE_NAME_KEY, filename);
                            buf.append(extractor.getText(new IgnoreCloseInputStream(ais), map).getContent());
                            buf.append('\n');
                        } catch (final Exception e) {
                            if (logger.isDebugEnabled()) {