throw e;
                    }
                }
            }
            else if ( trans.hasCapability(SmbConstants.CAP_NT_SMBS) ) {
                int flags = SmbConstants.O_CREAT;
                int sharing = SmbConstants.FILE_SHARE_DELETE | SmbConstants.FILE_SHARE_READ | SmbConstants.FILE_SHARE_WRITE;

        if ((server.capabilities & CAP_EXTENDED_SECURITY) == CAP_EXTENDED_SECURITY)
            capabilities |= CAP_EXTENDED_SECURITY; // & doesn't copy high bit

        if ((capabilities & ServerMessageBlock.CAP_UNICODE) == 0) {
            // server doesn't want unicode
            if (FORCE_UNICODE) {
                capabilities |= ServerMessageBlock.CAP_UNICODE;
            } else {

    public boolean haveCapabilitiy ( int cap ) {
        return ( this.commonCapabilities & cap ) == cap;
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#isDFSSupported()
     */
    @Override
    public boolean isDFSSupported () {
        return !getConfig().isDfsDisabled() && haveCapabilitiy(Smb2Constants.SMB2_GLOBAL_CAP_DFS);
    }


    /**
     * 

                req = r;
            }
            else {
                if ( !th.hasCapability(SmbConstants.CAP_NT_SMBS) ) {
                    throw new SmbUnsupportedOperationException("Not supported without CAP_NT_SMBS");
                }

                /*
                 * NtTrans Notify Change Request / Response
                 */

            if ( th.hasCapability(SmbConstants.CAP_LARGE_READX) ) {
                this.largeReadX = true;
                this.readSize = Math.min(th.getConfig().getReceiveBufferSize() - 70, th.areSignaturesActive() ? 0xFFFF - 70 : 0xFFFFFF - 70);
            }

            // there seems to be a bug with some servers that causes corruption if using signatures + CAP_LARGE_WRITE

        this.treeConnection.ensureDFSResolved(this.resourceLoc);
    }


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


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

        }

        try ( SmbTreeHandleImpl th = ensureTreeConnected() ) {
            if ( !th.isSMB2() && !th.hasCapability(SmbConstants.CAP_NT_SMBS) ) {
                throw new SmbUnsupportedOperationException("Not supported without CAP_NT_SMBS");
            }
            return new SmbWatchHandleImpl(openUnshared(O_RDONLY, READ_CONTROL | GENERIC_READ, DEFAULT_SHARING, 0, 1), filter, recursive);
        }

     * @param lastAccess
     *            the last access time as milliseconds since Jan 1, 1970
     * @throws CIFSException
     * @throws jcifs.smb.SmbUnsupportedOperationException
     *             if CAP_NT_SMBS is unavailable
     */
    void setFileTimes ( long createTime, long lastModified, long lastAccess ) throws CIFSException;


    /**

        return null;
    }


    /**
     * 
     * Only call this method while holding a tree handle
     * 
     * @param cap
     * @return whether the capability is available
     * @throws SmbException
     */
    public boolean hasCapability ( int cap ) throws SmbException {
        try ( SmbSessionImpl s = getSession() ) {
            if ( s != null ) {

        Socket s = this.socket;
        return super.isFailed() || s == null || s.isClosed();
    }


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


    /**
     * @return the negotiated
     * @throws SmbException
     */
    SmbNegotiationResponse getNegotiateResponse () throws SmbException {