this.md = md;
        this.parent = parent;
    }
    // ------------------------------------------------------------------------
    public MetadataTreeNode(Artifact af, MetadataTreeNode parent, boolean resolved, ArtifactScopeEnum scope) {
        this(new ArtifactMetadata(af), parent, resolved, scope);
    }

    // ------------------------------------------------------------------------
    public void addChild(int index, MetadataTreeNode kid) {