* <li>do a topo sort on the graph that remains.</li>
     * </ul>
     * @throws DuplicateProjectException if any projects are duplicated by id
     */
    // MAVENAPI FIXME: the DAG used is NOT only used to represent the dependency relation,
    // but also for <parent>, <build><plugin>, <reports>. We need multiple DAG's
    // since a DAG can only handle 1 type of relationship properly.

    private Map<String, String> moduleAdjustments;

    @Deprecated // This appears only to be used in test code
    public String getModulePathAdjustment(MavenProject moduleProject) throws IOException {
        // FIXME: This is hacky. What if module directory doesn't match artifactid, and parent
        // is coming from the repository??
        String module = moduleProject.getArtifactId();