}

        return new SpnegoContext(tc.getConfig(), setupTargetName(tc, host, new NtlmContext(tc, this, doSigning)));
    }


    private static SSPContext setupTargetName ( CIFSContext tc, String host, NtlmContext ntlmContext ) {
        if ( host != null && tc.getConfig().isSendNTLMTargetName() ) {
            ntlmContext.setTargetName(String.format("cifs/%s", host));
        }

        Smb2CreateRequest create = new Smb2CreateRequest(th.getConfig(), uncPath);
        create.setCreateOptions(Smb2CreateRequest.FILE_DIRECTORY_FILE);
        create.setDesiredAccess(SmbConstants.FILE_READ_DATA | SmbConstants.FILE_READ_ATTRIBUTES);
        Smb2QueryDirectoryRequest query = new Smb2QueryDirectoryRequest(th.getConfig());
        query.setFileName(getWildcard());
        create.chain(query);

     */
    @Override
    public boolean allowChain ( CommonServerMessageBlockRequest next ) {
        return getConfig().isAllowCompound(getClass().getSimpleName()) && getConfig().isAllowCompound(next.getClass().getSimpleName());
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#createCancel()

    }


    static SmbTreeConnection create ( CIFSContext c ) {
        if ( c.getConfig().isTraceResourceUsage() ) {
            return new SmbTreeConnectionTrace(c);
        }
        return new SmbTreeConnection(c);
    }


    static SmbTreeConnection create ( SmbTreeConnection c ) {
        if ( c.ctx.getConfig().isTraceResourceUsage() ) {
            return new SmbTreeConnectionTrace(c);
        }

        if ( !tc.getConfig().isEnforceSpnegoIntegrity() && serverAvPairs == null ) {
            return null;
        }
        else if ( serverAvPairs == null ) {
            serverAvPairs = new LinkedList<>();
        }

        if ( getFlag(NTLMSSP_NEGOTIATE_SIGN)
                && ( tc.getConfig().isEnforceSpnegoIntegrity() || ( haveServerTimestamp && !tc.getConfig().isDisableSpnegoIntegrity() ) ) ) {

                /*
                 * NtTrans Notify Change Request / Response
                 */
                req = new NtTransNotifyChange(th.getConfig(), this.handle.getFid(), this.filter, this.recursive);
                resp = new NtTransNotifyChangeResponse(th.getConfig());
            }

            if ( log.isTraceEnabled() ) {
                log.trace("Sending NtTransNotifyChange for " + this.handle);
            }

        this.response = new Trans2FindFirst2Response(th.getConfig());

        try {
            th.send(
                new Trans2FindFirst2(
                    th.getConfig(),
                    unc,
                    this.getWildcard(),
                    this.getSearchAttributes(),
                    th.getConfig().getListCount(),
                    th.getConfig().getListSize() - FIND_OVERHEAD),

            msg2,
            this.targetName,
            this.auth.isGuest() ? this.transportContext.getConfig().getGuestPassword() : this.auth.getPassword(),
            this.auth.isGuest() ? null : this.auth.getUserDomain(),
            this.auth.isGuest() ? this.transportContext.getConfig().getGuestUsername() : this.auth.getUsername(),
            this.workstation,
            this.ntlmsspFlags,

            dstIndex += writeString(this.accountName, dst, dstIndex);
            dstIndex += writeString(this.primaryDomain, dst, dstIndex);
        }
        dstIndex += writeString(getConfig().getNativeOs(), dst, dstIndex);
        dstIndex += writeString(getConfig().getNativeLanman(), dst, dstIndex);

        return dstIndex - start;
    }


    @Override

        this.transportContext = tc;

        this.signingEnforced = forceSigning || this.getContext().getConfig().isSigningEnforced();
        this.sessionExpiration = System.currentTimeMillis() + tc.getConfig().getSessionTimeout();

        this.address = address;
        this.port = port;
        this.localAddr = localAddr;
        this.localPort = localPort;