String logonShare = getContext().getConfig().getLogonShare();
        if ( logonShare == null || logonShare.isEmpty() ) {
            throw new SmbException("Logon share is not defined");
        }
        try ( SmbTreeImpl t = getSmbTree(logonShare, null) ) {
            t.treeConnect(null, null);
        }
        catch ( CIFSException e ) {
            throw SmbException.wrap(e);
        }

     * represents is a printer.
     */
    public static final int TYPE_PRINTER = 0x20;
    /**
     * Returned by {@link #getType()} if the resource this <tt>SmbFile</tt>
     * represents is a communications device.
     */
    public static final int TYPE_COMM = 0x40;


    private String canon;            // Initially null; set by getUncPath; dir must end with '/'
    private String share;            // Can be null