public void sessionStarted(ExecutionEvent event) {
        if (logger.isInfoEnabled() && event.getSession().getProjects().size() > 1) {
            init();
            infoLine('-');

            infoMain("Reactor Build Order:");

            logger.info("");

            final List<MavenProject> projects = event.getSession().getProjects();
            for (MavenProject project : projects) {

        this.resourceLoc = resourceLoc;
        this.treeConnection = treeConnection.acquire();
    }

    @Override
    public SmbSessionImpl getSession() {
        return this.treeConnection.getSession();
    }

    @Override
    public void ensureDFSResolved() throws CIFSException {
        this.treeConnection.ensureDFSResolved(this.resourceLoc);
    }

    @Override

    public void sessionStarted(ExecutionEvent event) {
        if (logger.isInfoEnabled() && event.getSession().getProjects().size() > 1) {
            init();
            infoLine('-');

            infoMain("Reactor Build Order:");

            logger.info("");

            final List<MavenProject> projects = event.getSession().getProjects();
            for (MavenProject project : projects) {

     *
     * @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);

    }

    @Test
    @DisplayName("getSession returns underlying session from tree connection")
    void getSessionReturnsUnderlying() {
        // Verifies getSession() exposes the session provided by the connection
        assertSame(session, handle.getSession());
        verify(treeConnection).getSession();
    }

    @Test

            @Override
            public void beforeMojoExecution(MojoExecutionEvent event) throws MojoExecutionException {
                assertNotNull(event.getSession());
                assertNotNull(event.getProject());
                assertNotNull(event.getExecution());
                assertNotNull(event.getMojo());
                assertNull(event.getCause());

        // 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

        mavenSession.getRequest().setTopDirectory(path);
        mavenSession.getRequest().setRootDirectory(path);

        Object result = new PluginParameterExpressionEvaluatorV4(mavenSession.getSession(), null)
                .evaluate("${session.rootDirectory.uri}");
        assertEquals(path.toUri(), result);
    }

    @Test
    public void testPath() throws Exception {

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

        @Override