boolean isAdded = projectsIncludingParents.add(project);
            MavenProject parent = project.getParent();
            while (isAdded && parent != null) {
                isAdded = projectsIncludingParents.add(parent);
                parent = parent.getParent();
            }
        }

        final Stream<String> projectProfiles = projectsIncludingParents.stream()

        }
    }

    private void write(Path metadataPath, Metadata metadata) throws RepositoryException {
        try {
            Files.createDirectories(metadataPath.getParent());
            try (OutputStream output = Files.newOutputStream(metadataPath)) {
                new MetadataStaxWriter().write(output, metadata);
            }
        } catch (IOException | XMLStreamException e) {

                            Path moduleFile = defaultModelBuilder
                                    .getModelProcessor()
                                    .locateExistingPom(pom.getParent().resolve(module));
                            if (moduleFile != null) {
                                toLoad.add(moduleFile);
                            }
                        }

public class ParamMap<K, V> implements Map<K, V> {

    private final Map<K, V> parent;

    public ParamMap(final Map<K, V> parent) {
        this.parent = parent;
    }

    public Map<K, V> getParent() {
        return parent;
    }

    protected Object toCamelCase(final Object key) {
        if (key == null) {
            return key;
        }
        String keyStr = key.toString();

        }
        return artifacts;
    }

    void write(Model model, Path dest) throws IOException, XMLStreamException {
        String version = model.getModelVersion();
        Files.createDirectories(dest.getParent());
        try (Writer w = Files.newBufferedWriter(dest)) {
            MavenStaxWriter writer = new MavenStaxWriter();
            writer.setNamespace(String.format(NAMESPACE_FORMAT, version));

            File remoteFile = new File(remoteRepo.getBasedir(), remoteRepo.pathOf(artifact));

            Files.createDirectories(localFile.toPath().getParent());
            Files.copy(remoteFile.toPath(), localFile.toPath());
        }

        artifact.setResolved(true);
    }

    public void retrieve(
            ArtifactRepository repository,

     * @see Session#getRootDirectory()
     */
    @Nonnull
    Path getRootDirectory();

    /**
     * Returns project parent project, if any.
     */
    @Nonnull
    Optional<Project> getParent();

            this.parent = parent;
            this.startPosition = startPosition;
            this.pageSize = pageSize;
        }

        public SearchRequestParams getParent() {
            return parent;
        }

        @Override
        public String getQuery() {
            return parent.getQuery();
        }

        @Override

        this.versionProcessor = versionProcessor;
    }

    @Override
    public void validateFileModel(Model m, ModelBuilderRequest request, ModelProblemCollector problems) {

        Parent parent = m.getParent();
        if (parent != null) {
            validateStringNotEmpty(
                    "parent.groupId", problems, Severity.FATAL, Version.BASE, parent.getGroupId(), parent);

            validateStringNotEmpty(

        .containsExactlyElementsIn(locations);
  }

  public void testLocationEquals() {
    ClassLoader child = getClass().getClassLoader();
    ClassLoader parent = child.getParent();
    new EqualsTester()
        .addEqualityGroup(
            new ClassPath.LocationInfo(new File("foo.jar"), child),
            new ClassPath.LocationInfo(new File("foo.jar"), child))