public void ensureDFSResolved() throws CIFSException {
        this.treeConnection.ensureDFSResolved(this.resourceLoc);
    }

    @Override
    public boolean hasCapability(final int cap) throws SmbException {
        return this.treeConnection.hasCapability(cap);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTreeHandle#isConnected()
     */
    @Override
    public boolean isConnected() {

        return statistics;
    }

    // Delegate all SmbTransportInternal methods to the wrapped transport

    @Override
    public boolean hasCapability(int cap) throws SmbException {
        return delegate.hasCapability(cap);
    }

    @Override
    public boolean isDisconnected() {
        return delegate.isDisconnected();
    }

    @Override

     * @throws SmbException
     */
    public boolean hasCapability(final int cap) throws SmbException {
        try (SmbSessionImpl s = getSession()) {
            if (s != null) {
                try (SmbTransportImpl transport = s.getTransport()) {
                    return transport.hasCapability(cap);
                }
            }
            throw new SmbException("Not connected");

                    th.send(new TransWaitNamedPipe(th.getConfig(), this.uncPath), new TransWaitNamedPipeResponse(th.getConfig()));
                }

                if (th.hasCapability(SmbConstants.CAP_NT_SMBS) || this.uncPath.startsWith("\\pipe\\")) {
                    this.handle = this.pipe.openUnshared(this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, 0);
                } else {

            this.readSizeFile = th.getReceiveBufferSize();
            return;
        }

        this.readSize = Math.min(th.getReceiveBufferSize() - 70, th.getMaximumBufferSize() - 70);

        if (th.hasCapability(SmbConstants.CAP_LARGE_READX)) {
            this.largeReadX = true;
            this.readSizeFile =

                                long timeout = config.getPersistentHandleTimeout();
                                boolean persistent =
                                        config.isUsePersistentHandles() && h.hasCapability(SmbConstants.CAP_PERSISTENT_HANDLES);
                                req.addDurableHandleV2Context(timeout, persistent);
                            }
                            persistentHandlesAdded = true;

            // Ensure the transport is connected and ready
            transport.ensureConnected();

            // Verify multi-channel capability (SMB3+ required)
            if (!transport.isSMB2() || !transport.hasCapability(0x00000008)) { // SMB2_GLOBAL_CAP_MULTI_CHANNEL
                throw new CIFSException("Server does not support SMB multi-channel capability");
            }

            log.println("open0: " + unc);
        }

        /*
         * NT Create AndX / Open AndX Request / Response
         */

        if (tree.session.transport.hasCapability(SmbConstants.CAP_NT_SMBS)) {
            final SmbComNTCreateAndXResponse response = new SmbComNTCreateAndXResponse();

    }

    @Override
    public boolean isFailed() {
        final Socket s = this.socket;
        return super.isFailed() || s == null || s.isClosed();
    }

    @Override
    public boolean hasCapability(final int cap) throws SmbException {
        return getNegotiateResponse().haveCapabilitiy(cap);
    }

    /**
     * @return the negotiated
     * @throws SmbException
     */

        boolean anonymous = this.credentials.isAnonymous();
        do {
            switch (state) {
            case 10: /* NTLM */

                if (trans.hasCapability(SmbConstants.CAP_EXTENDED_SECURITY)) {
                    log.debug("Extended security negotiated");
                    state = 20; /* NTLMSSP */
                    break;
                }