Collection<String> scopesToResolve,
                boolean aggregating,
                RepositorySystemSession session) {

            groupId = project.getGroupId();
            artifactId = project.getArtifactId();
            version = project.getVersion();

            Set<String> deps = new LinkedHashSet<>();
            if (project.getDependencyArtifacts() != null) {

            for (Extension extension : build.getExtensions()) {
                Plugin plugin = new Plugin();
                plugin.setGroupId(extension.getGroupId());
                plugin.setArtifactId(extension.getArtifactId());
                plugin.setVersion(extension.getVersion());
                XmlNode configuration = extension.getDelegate().getConfiguration();
                if (configuration != null) {

        return new StringBuilder(128)
            .append((getGroupId() == null) ? "[unknown-group-id]" : getGroupId())
            .append(":")
            .append((getArtifactId() == null) ? "[unknown-artifact-id]" : getArtifactId())
            .append(":")
            .append((getVersion() == null) ? "[unknown-version]" : getVersion())
            .toString();
    }

    /**

                    } else {
                        throw new OverConstrainedVersionException(
                                "Unable to get a selected Version for " + artifact.getArtifactId(), artifact);
                    }
                }

                ids.add(0, artifact);
                node = node.parent;
            }
            trail = ids;
        }

    }

    private Artifact toArtifact(Plugin plugin, RepositorySystemSession session) {
        return new DefaultArtifact(
                plugin.getGroupId(),
                plugin.getArtifactId(),
                null,
                "jar",
                plugin.getVersion(),
                session.getArtifactTypeRegistry().get("maven-plugin"));
    }

    @Override

        }
    }

    private static String gav(MavenProject p) {
        return p.getGroupId() + ":" + p.getArtifactId() + ":" + p.getVersion();
    }

    private static String gav(Plugin p) {
        return p.getGroupId() + ":" + p.getArtifactId() + ":" + p.getVersion();
    }

    /**

        if (duplicateIds == null) {
            synchronized (this) {
                if (duplicateIds == null) {
                    duplicateIds = projects()
                            .map(MavenProject::getArtifactId)
                            .collect(Collectors.groupingBy(Function.identity(), Collectors.counting()))
                            .entrySet()
                            .stream()

        Map<String, ArtifactRepository> versionIndex = new HashMap<>();

        Metadata metadata = new DefaultMetadata(
                request.getArtifact().getGroupId(),
                request.getArtifact().getArtifactId(),
                MAVEN_METADATA_XML,
                wantedNature);

        List<MetadataRequest> metadataRequests =
                new ArrayList<>(request.getRepositories().size());

        } catch (InvalidVersionSpecificationException e) {
            return null;
        }

        Artifact artifact = createDependencyArtifactX(
                d.getGroupId(),
                d.getArtifactId(),
                versionRange,
                d.getType(),
                d.getClassifier(),
                d.getScope(),
                d.isOptional());

            Plugin plugin = plugins.get(i);
            if ("maven-resources-plugin".equals(plugin.getArtifactId())) {
                assertTrue(resourcesPlugin < 0, "Expected " + resourcesPlugin + " to be < " + 0);
                resourcesPlugin = i;
            } else if ("maven-it-plugin-log-file".equals(plugin.getArtifactId())) {
                assertTrue(customPlugin < 0, "Expected " + customPlugin + " to be < " + 0);