import static java.util.Objects.requireNonNull;

/**
 * A class building reverse tree using {@link CollectStepData} trace data provided in {@link RepositoryEvent}
 * events fired during collection.
 *
 * @since 3.9.0
 */
class ReverseTreeRepositoryListener extends AbstractRepositoryListener {
    @Override
    public void artifactResolved(RepositoryEvent event) {
        requireNonNull(event, "event cannot be null");

            MavenExecutionRequest request,
            MavenExecutionResult result) {
        this.container = null;
        this.request = requireNonNull(request);
        this.result = requireNonNull(result);
        this.settings = adaptSettings(request);
        this.repositorySystemSession = requireNonNull(repositorySystemSession);
        Properties executionProperties = new Properties();

    }

    public ClassRealm getCoreRealm() {
        return containerRealm;
    }

    public ClassRealm createProjectRealm(Model model, List<Artifact> artifacts) {
        Objects.requireNonNull(model, "model cannot be null");

        ClassLoader parent = getMavenApiRealm();

        return createRealm(getKey(model), RealmType.Project, parent, null, null, artifacts);
    }

        return new DefaultRepositorySystemSession(session).setLocalRepositoryManager(llrm);
    }

    private LegacyLocalRepositoryManager(ArtifactRepository delegate) {
        this.delegate = Objects.requireNonNull(delegate, "delegate cannot be null");

        ArtifactRepositoryLayout layout = delegate.getLayout();
        repo = new LocalRepository(
                new File(delegate.getBasedir()),

            DependencyFilter filter)
            throws PluginResolutionException, PluginContainerException {
        Plugin plugin = Objects.requireNonNull(pluginDescriptor.getPlugin(), "pluginDescriptor.plugin cannot be null");

        Artifact pluginArtifact = Objects.requireNonNull(
                pluginDescriptor.getPluginArtifact(), "pluginDescriptor.pluginArtifact cannot be null");

        // Java System properties
        System.getProperties().forEach((k, v) -> properties.put(k.toString(), v.toString()));

        // SettingsDecrypter settingsDecrypter =
        // (SettingsDecrypter)Objects.requireNonNull(this.createSettingsDecrypter(preBoot));
        //        new DefaultProfileSelector(List.of(
        //                new JdkVersionProfileActivator(),
        //                new PropertyProfileActivator(),

            VersionScheme versionScheme) {
        this.metadataResolver = Objects.requireNonNull(metadataResolver, "metadataResolver cannot be null");
        this.syncContextFactory = Objects.requireNonNull(syncContextFactory, "syncContextFactory cannot be null");
        this.repositoryEventDispatcher =
                Objects.requireNonNull(repositoryEventDispatcher, "repositoryEventDispatcher cannot be null");

                Objects.requireNonNull(remoteRepositoryManager, "remoteRepositoryManager cannot be null");
        this.versionResolver = Objects.requireNonNull(versionResolver, "versionResolver cannot be null");
        this.versionRangeResolver = Objects.requireNonNull(versionRangeResolver, "versionRangeResolver cannot be null");
        this.artifactResolver = Objects.requireNonNull(artifactResolver, "artifactResolver cannot be null");

        } else {
            this.proxies = null;
        }

        return this;
    }

    @Override
    public MavenExecutionRequest addProxy(Proxy proxy) {
        Objects.requireNonNull(proxy, "proxy cannot be null");

        for (Proxy p : getProxies()) {
            if (p.getId() != null && p.getId().equals(proxy.getId())) {
                return this;
            }
        }

            RepositoryEventDispatcher repositoryEventDispatcher) {
        this.metadataResolver = Objects.requireNonNull(metadataResolver, "metadataResolver cannot be null");
        this.syncContextFactory = Objects.requireNonNull(syncContextFactory, "syncContextFactory cannot be null");
        this.repositoryEventDispatcher =
                Objects.requireNonNull(repositoryEventDispatcher, "repositoryEventDispatcher cannot be null");
    }