// groupId:artifactId -> (version -> vertex)
        Map<String, Map<String, Vertex>> vertexMap = new HashMap<>(projects.size() * 2);

        for (MavenProject project : projects) {
            String projectId = getId(project);

            MavenProject conflictingProject = projectMap.put(projectId, project);

            if (conflictingProject != null) {
                throw new DuplicateProjectException(

    void setUrl(String url);

    String getBasedir();

    default Path getBasedirPath() {
        return Paths.get(getBasedir());
    }

    String getProtocol();

    String getId();

    void setId(String id);

    ArtifactRepositoryPolicy getSnapshots();

    void setSnapshotUpdatePolicy(ArtifactRepositoryPolicy policy);

    ArtifactRepositoryPolicy getReleases();

    boolean hasClassifier();

    File getFile();

    void setFile(File destination);

    String getBaseVersion();

    void setBaseVersion(String baseVersion);

    String getId();

    String getDependencyConflictId();

    void addMetadata(ArtifactMetadata metadata);

    Collection<ArtifactMetadata> getMetadataList();

    void setRepository(ArtifactRepository remoteRepository);

        buffer.append("----------").append(LS);

        int counter = 0;

        for (Artifact artifact : artifacts) {
            String message = (++counter) + ") " + artifact.getId();

            buffer.append(constructMissingArtifactMessage(
                    message,
                    "  ",
                    artifact.getGroupId(),
                    artifact.getArtifactId(),

    }

    BlockDoc forClass(ClassDoc referringClass) {
        return new BlockDoc(blockMethod.forClass(referringClass), blockProperty.forClass(referringClass), type, multiValued)
    }

    String getId() {
        return blockMethod.id
    }

    String getName() {
        return blockMethod.name
    }

    boolean isMultiValued() {
        return multiValued
    }

    TypeMetaData getType() {

  override fun getCipherSuite(): String = throw UnsupportedOperationException()

  override fun getCreationTime(): Long = throw UnsupportedOperationException()

  override fun getId(): ByteArray = throw UnsupportedOperationException()

  override fun getLastAccessedTime(): Long = throw UnsupportedOperationException()

                .map(Profile::getId);
        final Stream<String> settingsProfiles =
                session.getSettings().getProfiles().stream().map(org.apache.maven.settings.Profile::getId);
        final Stream<String> superPomProfiles = superPomModels.values().stream()
                .flatMap(p -> p.getProfiles().stream())
                .map(Profile::getId);

            boolean reverseName = false;

            if (name == null) {
                throw new ProfileActivationException(
                        "The property name is required to activate the profile '" + profile.getId() + "'");
            }

            if (name.startsWith("!")) {
                reverseName = true;
                name = name.substring(1);
            }

     * The default implementation returns a colon-separated list of group
     * identifier, artifact identifier, extension, classifier and version.
     *
     * @see Artifact#key()
     */
    @Nonnull
    default String getId() {
        String c = getClassifier();
        return getGroupId()
                + ':'
                + getArtifactId()
                + ':'
                + getExtension()
                + ':'

        MavenProject project1 = getProjectWithDependencies(pom1);

        assertEquals(pom0Basedir, project1.getParent().getBasedir());
        System.out.println("Project " + project1.getId() + " " + project1);
        Set set = project1.getArtifacts();
        assertNotNull(set, "No artifacts");
        assertFalse(set.isEmpty(), "No Artifacts");
        Iterator iter = set.iterator();