/**
     * @return whether the transport has been disconnected
     */
    boolean isDisconnected ();


    /**
     * @param hard
     * @param inuse
     * @return whether the connection was in use
     * @throws IOException
     */
    boolean disconnect ( boolean hard, boolean inuse ) throws IOException;


    /**
     * @return whether the transport was connected
     * @throws SmbException

    }
    public synchronized void disconnect( boolean hard ) throws IOException {
        IOException ioe = null;

        switch (state) {
            case 0: /* not connected - just return */
                return;
            case 2:
                hard = true;
            case 3: /* connected - go ahead and disconnect */
                if (response_map.size() != 0 && !hard) {
                    break; /* outstanding requests */