@return true if this graph has an edge from given source to target, otherwise false.
(N source, N target)
| 47 | * otherwise {@code false}. |
| 48 | */ |
| 49 | default boolean hasEdge(N source, N target) { |
| 50 | return getSuccsOf(source).contains(target); |
| 51 | } |
| 52 |
no outgoing calls