private String accountName, primaryDomain;

    SmbSession session;
    Object cred;

    SmbComSessionSetupAndX( SmbSession session, ServerMessageBlock andx, Object cred ) throws SmbException {
        super( andx );
        command = SMB_COM_SESSION_SETUP_ANDX;
        this.session = session;
        this.cred = cred;

        sessionKey = session.transport.sessionKey;

            }
            else if ( cred instanceof byte[] ) {
                this.blob = (byte[]) cred;
            }
            else {
                throw new SmbException("Unsupported credential type " + ( cred != null ? cred.getClass() : "NULL" ));
            }
        }
        else if ( server.security == SmbConstants.SECURITY_SHARE ) {
            if ( cred instanceof NtlmPasswordAuthenticator ) {

     */
    @Override
    public boolean renewCredentials ( String locationHint, Throwable error ) {
        Credentials cred = getCredentials();
        if ( cred instanceof SmbRenewableCredentials ) {
            SmbRenewableCredentials renewable = (SmbRenewableCredentials) cred;
            CredentialsInternal renewed = renewable.renew();
            if ( renewed != null ) {
                this.creds = renewed;