int id = nextVertexId++; maxVertexLabel = nextVertexId; v.setId(id); v.setLabel(id);
v.setId(nextVertexId++); v.setLabel(maxVertexLabel++);
	public VertexType addVertex() {		VertexType v = createVertex();		int id = nextVertexId++;		maxVertexLabel = nextVertexId;		v.setId(id);		v.setLabel(id);		return v;	}