MavenExecutionRequest executionRequest = new DefaultMavenExecutionRequest();
        Map<String, List<ToolchainModel>> toolchainModels = new HashMap<>();
        toolchainModels.put("basic", Arrays.asList(new ToolchainModel(), new ToolchainModel()));
        toolchainModels.put("rare", Collections.singletonList(new ToolchainModel()));
        executionRequest.setToolchains(toolchainModels);

                scopes = Arrays.asList(Artifact.SCOPE_COMPILE, Artifact.SCOPE_SYSTEM, Artifact.SCOPE_PROVIDED);
            } else if (Artifact.SCOPE_RUNTIME.equals(classpath)) {
                scopes = Arrays.asList(Artifact.SCOPE_COMPILE, Artifact.SCOPE_RUNTIME);
            } else if (Artifact.SCOPE_COMPILE_PLUS_RUNTIME.equals(classpath)) {
                scopes = Arrays.asList(

            return isLeft ? 1 : -1;
        }

        value = FILTER_1.matcher(value).replaceAll("");

        List<String> valueTokens = new ArrayList<>(Arrays.asList(FILTER_2.split(value)));
        List<String> rangeValueTokens = new ArrayList<>(Arrays.asList(FILTER_3.split(rangeValue.value)));

        addZeroTokens(valueTokens, 3);
        addZeroTokens(rangeValueTokens, 3);

        for (int i = 0; i < 3; i++) {

        // JUnit has an "Automatic-Module-Name", so it appears on the module path.
        Map<PathType, List<Path>> dispatched = session.resolveDependencies(
                coord, PathScope.TEST_COMPILE, Arrays.asList(JavaPathType.CLASSES, JavaPathType.MODULES));
        List<Path> classes = dispatched.get(JavaPathType.CLASSES);
        List<Path> modules = dispatched.get(JavaPathType.MODULES);

    @SuppressWarnings({"rawtypes", "unchecked"})
    @Override
    public Collection<Type> provides() {
        return (Collection) types();
    }

    public Collection<DefaultType> types() {
        return Arrays.asList(
                // Maven types
                new DefaultType(Type.POM, Language.NONE, "pom", null, false),
                new DefaultType(Type.BOM, Language.NONE, "pom", null, false),

     * "expected in provided scope" type of checks.
     */
    static final Collection<String> EXPECTED_PROVIDED_SCOPE_EXCLUSIONS_GA =
            Collections.unmodifiableCollection(Arrays.asList(
                    "org.apache.maven:maven-archiver", "org.apache.maven:maven-jxr", "org.apache.maven:plexus-utils"));

    private static final String ISSUES_KEY = DefaultPluginValidationManager.class.getName() + ".issues";

                    PluginVersionResolutionException {
        List<TaskSegment> taskSegments =
                lifecycleTaskSegmentCalculator.calculateTaskSegments(session, Arrays.asList(tasks));

        TaskSegment mergedSegment = new TaskSegment(false);

        for (TaskSegment taskSegment : taskSegments) {
            mergedSegment.getTasks().addAll(taskSegment.getTasks());
        }

        return phaseToLifecycleMap;
    }

    /**
     * Returns an ordered list of lifecycles
     */
    public List<Lifecycle> getLifeCycles() {
        List<String> lifecycleIds = Arrays.asList(STANDARD_LIFECYCLES);

        Comparator<String> comparator = (l, r) -> {
            int lx = lifecycleIds.indexOf(l);
            int rx = lifecycleIds.indexOf(r);

            if (lx < 0 || rx < 0) {

    private static final String PREFIX_PROJECT = "project.";
    private static final String PREFIX_POM = "pom.";
    private static final List<String> PROJECT_PREFIXES_3_1 = Arrays.asList(PREFIX_POM, PREFIX_PROJECT);
    private static final List<String> PROJECT_PREFIXES_4_0 = Collections.singletonList(PREFIX_PROJECT);

    private static final Collection<String> TRANSLATED_PATH_EXPRESSIONS;

    static {

    public static final String HINT = "reactor";

    public static final String PROJECT_LOCAL_REPO = "project-local-repo";

    private static final Collection<String> COMPILE_PHASE_TYPES = new HashSet<>(
            Arrays.asList("jar", "ejb-client", "war", "rar", "ejb3", "par", "sar", "wsr", "har", "app-client"));

    private static final Logger LOGGER = LoggerFactory.getLogger(ReactorReader.class);

    private final MavenSession session;