@Override
    public Path getTopDirectory() {
        return mavenSession.getRequest().getTopDirectory();
    }

    @Nonnull
    @Override
    public List<Project> getProjects() {
        return getProjects(mavenSession.getProjects());
    }

    @Nonnull
    @Override
    public Map<String, Object> getPluginContext(Project project) {
        nonNull(project, "project");
        try {

                            .getData()
                            .computeIfAbsent(PROJECT_INDEX, () -> new ProjectIndex(session.getProjects()));

                    int index = projectIndex.getIndices().get(projectId);

                    MavenProject forkedProject = projectIndex.getProjects().get(projectId);

                    forkedProjects.add(forkedProject);

                return result;
            }

            result.setTopologicallySortedProjects(session.getProjects());

            result.setProject(session.getTopLevelProject());

            validatePrerequisitesForNonMavenPluginProjects(session.getProjects());

            validateRequiredProfiles(session, request.getProfileActivation());
            if (session.getResult().hasExceptions()) {

    }

    private Stream<ProjectActivationSettings> getProjects(final Predicate<ActivationSettings> predicate) {
        return this.activations.stream().filter(activation -> predicate.test(activation.activationSettings));
    }

    private Set<String> getProjectSelectors(final Predicate<ActivationSettings> predicate) {
        return getProjects(predicate).map(activation -> activation.selector).collect(toSet());
    }

            }
        }
        return allProjects;
    }

    private Map<String, Map<String, Map<String, MavenProject>>> getProjects() {
        // compute the projects mapping
        if (projects == null) {
            List<MavenProject> projects = session.getProjects();
            if (projects != null) {
                Map<String, Map<String, Map<String, MavenProject>>> map = new HashMap<>();

            MavenProject project = projects.get(i);
            String key = BuilderCommon.getKey(project);

            this.getProjects().put(key, project);
            this.getIndices().put(key, i);
        }
    }

    public Map<String, MavenProject> getProjects() {
        return projects;
    }

    public Map<String, Integer> getIndices() {
        return indices;
    }

            Map<Artifact, File> reactorProjects =
                    new HashMap<>(session.getProjects().size());
            for (MavenProject reactorProject : session.getProjects()) {
                reactorProjects.put(
                        reactorProject.getArtifact(),
                        reactorProject.getArtifact().getFile());
            }

        for (MavenProject reactorProject : session.getProjects()) {
            reactorProject.setArtifactFilter(artifact -> true);
            resolver.resolveProjectDependencies(
                    reactorProject, scopesToCollect, scopesToResolve, session, aggregating, reactorArtifacts);
            reactorArtifacts.add(reactorProject.getArtifact());
        }

        MavenProject lib = session.getProjects().get(1);

    public static class InjectDependencyLifecycleListener extends AbstractMavenLifecycleParticipant {

        @Override
        public void afterProjectsRead(MavenSession session) {
            MavenProject project = session.getProjects().get(0);

            Dependency dependency = new Dependency();
            dependency.setArtifactId(INJECTED_ARTIFACT_ID);
            dependency.setGroupId("foo");
            dependency.setVersion("1.2.3");

        return cast(InternalMavenSession.class, session, "session should be an " + InternalMavenSession.class);
    }

    List<Project> getProjects(List<org.apache.maven.project.MavenProject> projects);

    Project getProject(org.apache.maven.project.MavenProject project);

    List<org.apache.maven.artifact.repository.ArtifactRepository> toArtifactRepositories(