public static final String FILE_ATTRIBUTE_VIEW = "fileAttributeView";

    /** Key for file user in metadata */
    public static final String FS_FILE_USER = "fsFileUser";

    /** Key for file groups in metadata */
    public static final String FS_FILE_GROUPS = "fsFileGroups";

    /** Character encoding for files */
    protected String charset = Constants.UTF_8;

    /** Helper for managing content length limits */

				"application/vnd.oma.dcdc",
				"application/vnd.oma.dd2+xml",
				"application/vnd.oma.drm.risd+xml",
				"application/vnd.oma.group-usage-list+xml",
				"application/vnd.oma.poc.detailed-progress-report+xml",
				"application/vnd.oma.poc.final-report+xml",
				"application/vnd.oma.poc.groups+xml",
				"application/vnd.oma.poc.invocation-descriptor+xml",
				"application/vnd.oma.poc.optimized-progress-report+xml",

  </mime-type>
  <mime-type type="application/vnd.oma.drm.risd+xml"/>
  <mime-type type="application/vnd.oma.group-usage-list+xml"/>
  <mime-type type="application/vnd.oma.poc.detailed-progress-report+xml"/>
  <mime-type type="application/vnd.oma.poc.final-report+xml"/>
  <mime-type type="application/vnd.oma.poc.groups+xml"/>
  <mime-type type="application/vnd.oma.poc.invocation-descriptor+xml"/>

     * Constructs a JcifsEngine with the specified properties.
     *
     * @param props the properties for configuring the CIFS context
     * @throws CrawlingAccessException if an error occurs during initialization
     */
    public JcifsEngine(final Properties props) {
        try {
            cifsContext = new BaseContext(new PropertyConfiguration(props));
        } catch (final CIFSException e) {

        while (matcher.find()) {
            final String tagStr = matcher.group();
            final Matcher attrMatcher = attrPattern.matcher(tagStr);
            final StringBuilder buf = new StringBuilder(100);
            while (attrMatcher.find()) {
                buf.append(attrMatcher.group(1)).append(' ');
            }

        super.init();

        final Properties props = new Properties();
        System.getProperties().entrySet().stream().filter(e -> e.getKey().toString().startsWith("jcifs.")).forEach(e -> {
            props.setProperty((String) e.getKey(), (String) e.getValue());
        });
        try {
            cifsContext = new BaseContext(new PropertyConfiguration(props));
        } catch (final CIFSException e) {

            if (tesseractOCRConfig == null) {
                final Properties props = new Properties();
                PropertiesUtil.load(props, tesseractConfigPath);
                final Map<String, String> propMap =
                        props.entrySet().stream().collect(Collectors.toMap(e -> (String) e.getKey(), e -> (String) e.getValue()));

        }
    }

    /**
     * Processes allowed SIDs (Security Identifiers) and adds them to the SID set.
     * If the SID is a group, it recursively processes all group members.
     *
     * @param file the SMB1 file
     * @param sid the SID to process
     * @param sidSet the set of SIDs to add to
     */

        final Properties props = new Properties(mailProperties);
        if (params != null) {
            for (final Map.Entry<String, String> entry : params.entrySet()) {
                props.put(entry.getKey(), entry.getValue());
            }
        }
        try {
            final Session mailSession = Session.getDefaultInstance(props, null);

     */
    protected String getValue(final Pattern pattern, final String line) {
        final Matcher m = pattern.matcher(line);
        if (m.matches() && m.groupCount() > 0) {
            return m.group(1);
        }
        return null;
    }

    /**
     * Strips comments from a line (everything after '#' character).
     * @param line the line to strip comments from