protected void visit(MetadataGraphVertex node) // , String version, String artifactUri )
                {
            ArtifactMetadata md = node.getMd();
            if (visited.contains(node)) {
                return;
            }

            cpc.add(md);
            //
            //            TreeSet<MetadataGraphEdge> deps = new TreeSet<MetadataGraphEdge>(

    private boolean asGraph = false;

    public MetadataResolutionRequest() {}

    public MetadataResolutionRequest(
            MavenArtifactMetadata md, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories) {
        this.mad = md;
        this.localRepository = localRepository;
        this.remoteRepositories = remoteRepositories;
    }

    public MavenArtifactMetadata getArtifactMetadata() {

    }

    @SuppressWarnings("checkstyle:magicnumber")
    @Override
    public float getPriority() {
        return 20; // GA level metadata should be deployed 2nd MD
    }

        pd.setArtifactId("my-plugin");
        pd.setGroupId("org.myco.plugins");
        pd.setVersion("1");

        MojoDescriptor md = new MojoDescriptor();
        md.setPluginDescriptor(pd);

        pd.addComponentDescriptor(md);

        return new MojoExecution(md);
    }

    private MavenSession newMavenSession() throws Exception {
        return createMavenSession(null);
    }

            writer.write(artifact.getId());
        }

        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(artifact.getId().getBytes());
        byte[] digest = md.digest();

        String md5path = repository.pathOf(artifact) + ".md5";
        File md5artifactFile = new File(repository.getBasedir(), md5path);

    public MetadataTreeNode(ArtifactMetadata md, MetadataTreeNode parent, boolean resolved, ArtifactScopeEnum scope) {
        if (md != null) {
            md.setArtifactScope(ArtifactScopeEnum.checkScope(scope));
            md.setResolved(resolved);
        }

        this.md = md;
        this.parent = parent;
    }

    }

    @SuppressWarnings("checkstyle:magicnumber")
    @Override
    public float getPriority() {
        return 30; // GAV level metadata should be deployed 1st MD
    }

        <version>${mercuryVersion}</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>org.apache.maven.mercury</groupId>
        <artifactId>mercury-md-sat</artifactId>
        <version>${mercuryVersion}</version>
        <scope>test</scope>
      </dependency>
      <dependency>
        <groupId>org.apache.maven.mercury</groupId>

    ArtifactMetadata md;

    // indications to use these in comparison
    private boolean compareVersion = false;
    private boolean compareScope = false;

    public MetadataGraphVertex(ArtifactMetadata md) {
        super();
        this.md = md;
    }

    public MetadataGraphVertex(ArtifactMetadata md, boolean compareVersion, boolean compareScope) {
        this(md);

                    // fill in domain md with actual version data
                    ArtifactMetadata md = v.getMd();
                    ArtifactMetadata newMd = new ArtifactMetadata(
                            md.getGroupId(),
                            md.getArtifactId(),
                            edge.getVersion(),
                            md.getType(),
                            md.getScopeAsEnum(),