* @param w
     * @param dh
     * @param sh
     * @param req
     * @param resp
     * @throws SmbException
     */
    static void copyFile(final SmbFile src, final SmbFile dest, final byte[][] b, final int bsize, final WriterThread w,
            final SmbTreeHandleImpl sh, final SmbTreeHandleImpl dh) throws SmbException {

        if (sh.isSMB2() && dh.isSMB2() && sh.isSameTree(dh)) {
            try {

        SmbTreeConnectionTrace trace = Mockito.spy(new SmbTreeConnectionTrace(ctx));
        SmbException original = new SmbException("original");
        doThrow(original).when(trace).connect(loc);

        // Act & Assert
        SmbException ex = assertThrows(SmbException.class, () -> trace.connectWrapException(loc));
        assertSame(original, ex);
    }

                @Override
                public boolean accept(SmbFile file) throws SmbException {
                    if (file == null) {
                        throw new SmbException("null file");
                    }
                    return true;
                }
            };
            assertThrows(SmbException.class, () -\u003e throwOnNull.accept(null));
        }
    }

    @Nested

        // Simulate network name deleted error
        SmbException networkDeletedError = new SmbException(SmbException.NT_STATUS_NETWORK_NAME_DELETED, false);
        doThrow(networkDeletedError).when(session).send(any(ServerMessageBlock.class), any(ServerMessageBlock.class));

        // Execute and verify exception is thrown
        assertThrows(SmbException.class, () -> tree.send(request, response));

                        break;
                    default:
                        throw new SmbException("Invalid operation for " + service + " service");
                    }
                    break;
                default:
                    throw new SmbException("Invalid operation for " + service + " service" + request);
                }
            }
            request.tid = tid;

     * Establish a tree connection with the configured logon share
     *
     * @throws SmbException
     */
    @Override
    public void treeConnectLogon() throws SmbException {
        String logonShare = getContext().getConfig().getLogonShare();
        if (logonShare == null || logonShare.isEmpty()) {
            throw new SmbException("Logon share is not defined");
        }

    }

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

    /**
     * @return the negotiated
     * @throws SmbException
     */
    SmbNegotiationResponse getNegotiateResponse() throws SmbException {
        try {
            if (this.negotiated == null) {

     *
     * @param url An smb URL string representing the file to write to
     * @throws SmbException if an SMB error occurs
     * @throws MalformedURLException if the URL is not properly formatted
     * @throws UnknownHostException if the host cannot be resolved
     */

    public SmbFileOutputStream(final String url) throws SmbException, MalformedURLException, UnknownHostException {
        this(url, false);
    }

    /**

    /**
     * @return the fid
     * @throws SmbException
     */
    public int getFid() throws SmbException {
        if (!isValid()) {
            throw new SmbException("Descriptor is no longer valid");
        }
        return this.fid;
    }

    public byte[] getFileId() throws SmbException {
        if (!isValid()) {
            throw new SmbException("Descriptor is no longer valid");
        }

    /**
     * Exception flow: filter throws SmbException and it propagates to caller.
     */
    @Test
    @DisplayName("throws SmbException as declared by contract")
    void throwsSmbExceptionFromFilter() {
        SmbFilenameFilter filter = (dir, name) -> {
            throw new SmbException("boom");
        };

        SmbException ex = assertThrows(SmbException.class, () -> filter.accept(mockDir, "x"));