* which to start, and using expressions split at the dot ('.') to navigate
         * the object graph beneath this root.
         * @param root the root of the graph.
         */
        public ObjectBasedValueSource(Object root) {
            super(true);
            this.root = root;
        }

        /**

                            "Failed to read documentation for expression root: " + root, e);
                } catch (XmlPullParserException e) {
                    throw new ExpressionDocumentationException(
                            "Failed to parse documentation for expression root: " + root, e);
                }
            }
        }

        return expressionDocumentation;
    }

        DependencyCoordinate root;
        Collection<DependencyCoordinate> dependencies;
        Collection<DependencyCoordinate> managedDependencies;
        List<RemoteRepository> remoteRepositories;
        if (request.getProject().isPresent()) {
            Project project = request.getProject().get();
            rootArtifact = project.getPomArtifact();
            root = null;

        DependencyCoordinate root;
        Collection<DependencyCoordinate> dependencies;
        Collection<DependencyCoordinate> managedDependencies;
        List<RemoteRepository> remoteRepositories;
        if (request.getProject().isPresent()) {
            Project project = request.getProject().get();
            rootArtifact = project.getPomArtifact();
            root = null;

     *
     * <p><b>Algorithm:</b>
     * If the given path is a directory, then there is a choice:
     * </p>
     * <ul>
     *   <li><b>Package hierarchy:</b> if a {@code module-info.class} file is found at the root,
     *       then builds a singleton map with the module name declared in that descriptor.</li>
     *   <li><b>Module hierarchy:</b> if {@code module-info.class} files are found in sub-directories,

        Artifact artifact =
                session.createArtifact("org.codehaus.plexus", "plexus-container-default", "1.0-alpha-32", "jar");
        Node root = session.collectDependencies(artifact);
        assertNotNull(root);
    }

    @Test
    void testResolveArtifactCoordinateDependencies() {
        DependencyCoordinate coord = session.createDependencyCoordinate(

     * @see #collect(DependencyCollectorRequest)
     */
    @Nonnull
    default DependencyCollectorResult collect(@Nonnull Session session, @Nonnull DependencyCoordinate root) {
        return collect(DependencyCollectorRequest.build(session, root));
    }

    /**
     * Collects the transitive dependencies of some artifacts and builds a dependency graph. Note that this operation is

                for (int i = 0; i < parser.getAttributeCount(); i++) {
                    if ("root".equals(parser.getAttributeLocalName(i))) {
                        return Boolean.parseBoolean(parser.getAttributeValue(i));
                    }
                }
            }
        } catch (IOException | XMLStreamException e) {
            // The root locator can be used very early during the setup of Maven,

        if (projectLocalRepository == null) {
            Path root = session.getRequest().getMultiModuleProjectDirectory().toPath();
            List<MavenProject> projects = session.getProjects();
            if (projects != null) {
                projectLocalRepository = projects.stream()
                        .filter(project -> Objects.equals(root.toFile(), project.getBasedir()))
                        .findFirst()

     */
    @Nonnull
    Path getTopDirectory();

    /**
     * Gets the root directory of the session, which is the root directory for the top directory project.
     *
     * @throws IllegalStateException if the root directory could not be found
     * @see #getTopDirectory()
     * @see Project#getRootDirectory()
     */
    @Nonnull