class Coreness implements VertexScoringAlgorithm<V, Integer> {

    @Override
    public Integer getVertexScore(V v)
    {
        if (!g.containsVertex(v)) {
            throw new IllegalArgumentException("Cannot return score of unknown vertex");
        }
        lazyRun();
        return scores.get(v);
    }

    public  Coreness(Graph<V, E> g);

}