src/main/java/org/jboss/util/graph/Vertex.java
public void addOutgoingEdge(Vertex<T> to, int cost)
   {
      Edge<T> out = new Edge<T>(this, to, cost);
      outgoingEdges.add(out);
   }
public void addOutgoingEdge(Vertex<T> to, int cost)
   {
      Edge<T> out = new Edge<T>(this, to, cost);
      outgoingEdges.add(out);
   }
Add an outgoing edge ending at to.

@param to - the destination vertex
@param cost the edge cost