MavenProject project0 = getProjectWithDependencies(pom0);
        MavenProject project1 = getProjectWithDependencies(pom1);

        assertNotNull(project1.getParent(), "Parent is null");
        assertEquals(pom0Basedir, project1.getParent().getBasedir());
        Map map = project1.getArtifactMap();

        assertNotNull(map, "No artifacts");
        assertTrue(map.size() > 0, "No Artifacts");

    }

    @Override
    public ModelSource resolve(ModelLocator locator, String relative) {
        String norm = relative.replace('\\', File.separatorChar).replace('/', File.separatorChar);
        Path path = getPath().getParent().resolve(norm);
        Path relatedPom = locator.locateExistingPom(path);
        if (relatedPom != null) {
            return new PathSource(relatedPom.normalize(), null);
        }
        return null;
    }

     */
    RealmType getType();

    /**
     * Gets the parent class realm (if any).
     *
     * @return The parent class realm or {@code null} if using the default parent.
     */
    ClassLoader getParent();

    /**
     * @deprecated Use {@link #getParentImports()} instead.
     * @return imports
     */
    @Deprecated
    List<String> getImports();

    /**

        File pom1 = new File(pom0Basedir, "p1/pom.xml");

        // load everything...
        MavenProject project1 = getProjectWithDependencies(pom1);

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

        MavenProject project0 = getProjectWithDependencies(pom0);
        MavenProject project1 = getProjectWithDependencies(pom1);

        assertEquals(pom0Basedir, project1.getParent().getBasedir());
        Set set = project1.getArtifacts();
        assertNotNull(set, "No artifacts");
        assertTrue(set.size() > 0, "No Artifacts");

        }
    }

    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) {

                        multiModuleProjectDirectory);
                LOGGER.info(
                        "The reactor is limited to all projects under: {}",
                        request.getPom().getParent());
                return request.getPom();
            }

            return multiModuleProjectPom;
        }
    }

    /**

        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(

        // we want to see all top-level thread groups
        ThreadGroup tg = Thread.currentThread().getThreadGroup();
        while (tg.getParent() == null) {
            tg = tg.getParent();
        }

        ThreadGroup[] tgList = new ThreadGroup[tg.activeGroupCount()];
        tg.enumerate(tgList);

        boolean seen = false;

    }

    public void merge(File current, File result) throws RepositoryException {
        try {
            if (current.exists()) {
                Files.createDirectories(result.toPath().getParent());
                Files.copy(current.toPath(), result.toPath());
            }
            ArtifactRepository localRepo = new MetadataRepository(result);
            metadata.storeInLocalRepository(localRepo, localRepo);