*
     * @return session that this file has been loaded through
     */
    @SuppressWarnings("resource")
    public SmbSessionImpl getSession() {
        final SmbTreeImpl t = getTreeInternal();
        if (t != null) {
            return t.getSession();
        }
        return null;
    }

    /**
     *
     * Only call this method while holding a tree handle
     *

        toolchainModels.add(ToolchainModel.newBuilder().type("unknown").build());
        when(session.getRequest()).thenReturn(executionRequest);
        Session sessionv4 = mock(Session.class);
        when(session.getSession()).thenReturn(sessionv4);
        when(sessionv4.getToolchains()).thenReturn(toolchainModels);

        List<Toolchain> toolchains = toolchainManager.getToolchains(session, "unknown", null);

    @Inject
    private ArtifactRepositoryFactory artifactRepositoryFactory;

    @Override
    public AuthenticationInfo getAuthenticationInfo(String id) {
        MavenSession session = legacySupport.getSession();

        if (session != null && id != null) {
            MavenExecutionRequest request = session.getRequest();

            if (request != null) {
                List<Server> servers = request.getServers();

    
    // Determine handle type based on configuration and server capabilities
    if (tree.getSession().supports(SMB3_0) && config.isUsePersistentHandles()) {
        handleType = HandleType.PERSISTENT;
    } else if (tree.getSession().supports(SMB3_0)) {
        handleType = HandleType.DURABLE_V2;
    } else if (tree.getSession().supports(SMB2_1)) {
        handleType = HandleType.DURABLE_V1;
    } else {

        // Setup request session
        lenient().when(request.getSession()).thenReturn(session);
        lenient().when(request.getSession(false)).thenReturn(session);
        lenient().when(request.getSession(true)).thenReturn(session);

        // Setup default session attribute behavior

        @Override
        public Toolchain getToolchainFromBuildContext(String type, MavenSession session) {
            return getDelegate()
                    .getToolchainFromBuildContext(session.getSession(), type)
                    .map(ToolchainManagerFactory.this::getToolchainV3)
                    .orElse(null);
        }

        @Override

    @Test
    void testService_NoAuthHeader_NoSession() throws ServletException, IOException {
        ntlmServlet.init(servletConfig);
        when(request.getHeader("Authorization")).thenReturn(null);
        when(request.getSession(false)).thenReturn(null);
        lenient().when(request.isSecure()).thenReturn(true);

        ntlmServlet.service(request, response);

        verify(response).setHeader("WWW-Authenticate", "NTLM");

                resp.flushBuffer();
                return null;
            }
            req.getSession().setAttribute("NtlmHttpAuth", ntlm);
        } else if (!skipAuthentication) {
            final HttpSession ssn = req.getSession(false);
            if (ssn == null || (ntlm = (NtlmPasswordAuthentication) ssn.getAttribute("NtlmHttpAuth")) == null) {

            return transport.getNegotiateResponse().isDFSSupported();
        }
    }

    /**
     * @return the session this tree is connected in
     */
    public SmbSessionImpl getSession() {
        return this.session.acquire();
    }

    /**
     * @return the tid
     */
    public int getTid() {
        return this.tid;
    }

    /**

                setVersioning( v );
                changed = true;
            }

            for ( String version : versioning.getVersions() )
            {
                if ( !v.getVersions().contains( version ) )
                {
                    changed = true;
                    v.getVersions().add( version );
                }
            }

            if ( "null".equals( versioning.getLastUpdated() ) )