public Set<Vertex> getNeighborhood(Vertex v) {
		Set<Vertex> neighborhood = this.getChildren(v);
		neighborhood.addAll(this.getParents(v));
		neighborhood.add(v);
		return neighborhood;
	}
Returns a java.util.Set containing the vertex v and its neighbors.
Ghidra/Framework/Generic/src/main/java/ghidra/util/graph/DirectedGraph.java