req.setFileInformation(new FileBasicInfo(ctime, atime, mtime, 0L, attrs));
                    dh.send(req);
                } else if (dh.hasCapability(SmbConstants.CAP_NT_SMBS)) {
                    // use the open file descriptor
                    dh.send(new Trans2SetFileInformation(dh.getConfig(), dfd.getFid(), attrs, ctime, mtime, atime),

                r.setCompletionFilter(this.filter);
                r.setNotifyFlags(this.recursive ? Smb2ChangeNotifyRequest.SMB2_WATCH_TREE : 0);
                req = r;
            } else {
                if (!th.hasCapability(SmbConstants.CAP_NT_SMBS)) {
                    throw new SmbUnsupportedOperationException("Not supported without CAP_NT_SMBS");
                }

                /*

        this.writeSize = sendBufferSize - 70;

        this.useNTSmbs = th.hasCapability(SmbConstants.CAP_NT_SMBS);
        if (!this.useNTSmbs) {
            log.debug("No support for NT SMBs");
        }

        // there seems to be a bug with some servers that causes corruption if using signatures +
        // CAP_LARGE_WRITE
        if (th.hasCapability(SmbConstants.CAP_LARGE_WRITEX) && !th.areSignaturesActive()) {

        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);

        // Setup for ensureOpen
        when(tree.isSMB2()).thenReturn(false);
        when(tree.hasCapability(SmbConstants.CAP_NT_SMBS)).thenReturn(true);
        when(pipe.openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(fh);
        when(fh.acquire()).thenReturn(fh);

        setTree(c2, other);
        assertFalse(c1.isSame(c2));
    }

    @Test
    @DisplayName("hasCapability throws when not connected")
    void hasCapability_notConnected_throws() {
        SmbTreeConnection c = newConn();
        SmbException ex = assertThrows(SmbException.class, () -> c.hasCapability(1));
        assertTrue(ex.getMessage().contains("Not connected"));
    }

    @Test

     *
     * @param cap the capability flag to check
     * @return whether the transport has the given capability
     * @throws SmbException if an error occurs checking capabilities
     */
    boolean hasCapability(int cap) throws SmbException;

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

    /**

                    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 {

        when(tree.isSMB2()).thenReturn(smb2);
        when(tree.getReceiveBufferSize()).thenReturn(4096);
        when(tree.getMaximumBufferSize()).thenReturn(65535);
        when(tree.hasCapability(anyInt())).thenReturn(false);
        return new SmbPipeInputStream(handle, tree);
    }

    private SmbPipeInputStream newStreamWithMinimalStubs(boolean smb2) throws CIFSException {

        @DisplayName("LargeReadX splits count across maxCount/openTimeout")
        void largeReadXSetsRequestFields() throws Exception {
            when(mockTree.isSMB2()).thenReturn(false);
            when(mockTree.hasCapability(SmbConstants.CAP_LARGE_READX)).thenReturn(true);
            when(mockTree.areSignaturesActive()).thenReturn(false);
            when(mockConfig.getReceiveBufferSize()).thenReturn(0x200000); // large to allow big block size

        this.openFlags &= ~(SmbFile.O_CREAT | SmbFile.O_TRUNC); /* in case close and reopen */
        writeSize = file.tree.session.transport.snd_buf_size - 70;

        useNTSmbs = file.tree.session.transport.hasCapability(SmbConstants.CAP_NT_SMBS);
        if (useNTSmbs) {
            reqx = new SmbComWriteAndX();
            rspx = new SmbComWriteAndXResponse();
        } else {
            req = new SmbComWrite();