if (v == 0) {
                        if (compareScope) {
                            String s1 = ArtifactScopeEnum.checkScope(md.artifactScope)
                                    .getScope();
                            String s2 = ArtifactScopeEnum.checkScope(vmd.artifactScope)
                                    .getScope();
                            return s1.compareTo(s2);
                        } else {

        if (o instanceof MetadataGraphEdge e) {
            return objectsEqual(version, e.version)
                    && ArtifactScopeEnum.checkScope(scope)
                            .getScope()
                            .equals(ArtifactScopeEnum.checkScope(e.scope).getScope())
                    && depth == e.depth;
        }
        return false;
    }

    // -------------------------------------------------------------------------------------------
    public ClasspathContainer(ArtifactScopeEnum scope) {
        this.scope = ArtifactScopeEnum.checkScope(scope);
    }

    // -------------------------------------------------------------------------------------------
    public ClasspathContainer(List<ArtifactMetadata> classpath, ArtifactScopeEnum scope) {

            // edge case - single vertex graph
            if (vertices.size() == 1) {
                return new MetadataGraph(entry);
            }

            final ArtifactScopeEnum requestedScope = ArtifactScopeEnum.checkScope(scope);

            MetadataGraph res = new MetadataGraph(vertices.size());
            res.setVersionedVertices(false);
            res.setScopedVertices(false);