boolean replaceRepositories) {
        if (modelResolver == null) {
            return;
        }

        problems.setSource(model);

        List<Repository> repositories = model.getRepositories();

        for (Repository repository : repositories) {
            try {
                modelResolver.addRepository(repository, replaceRepositories);
            } catch (InvalidRepositoryException e) {

        }

        CollectRequest collect = new CollectRequest();
        collect.setRootArtifact(RepositoryUtils.toArtifact(project.getArtifact()));
        collect.setRequestContext("project");
        collect.setRepositories(project.getRemoteProjectRepositories());

        if (project.getDependencyArtifacts() == null) {
            for (Dependency dependency : project.getDependencies()) {
                if (dependency.getGroupId() == null

            CollectRequest request = new CollectRequest();
            request.setRequestContext(REPOSITORY_CONTEXT);
            request.setRepositories(repositories);
            request.setRoot(new org.eclipse.aether.graph.Dependency(pluginArtifact, null));
            for (Dependency dependency : plugin.getDependencies()) {

            try {
                ArtifactRequest artifactRequest = new ArtifactRequest();
                artifactRequest.setArtifact(RepositoryUtils.toArtifact(artifact));
                artifactRequest.setRepositories(RepositoryUtils.toRepos(remoteRepositories));

                // Maven 2.x quirk: an artifact always points at the local repo, regardless whether resolved or not