- addPredecessor
Add node as a predecessor to the origin node. In the case of an undirected
graph, it also becomes a
- addSuccessor
Add node as a successor to the origin node. In the case of an undirected graph,
it also becomes a pr
- predecessors
- removePredecessor
Remove node from the set of predecessors.
- removeSuccessor
Remove node from the set of successors. Returns the value previously associated
with the edge connec
- successors
- value
Returns the value associated with the edge connecting the origin node to node,
or null if there is n