Splits the way way at the nodes in atNodes and replies the result of this process in an instance of SplitWayCommand. Note that changes are not applied to the data yet. You have to submit the command first, i.e. UndoRedoHandler.getInstance().add(result). Replie
(Way way, List<Node> atNodes, Collection<? extends OsmPrimitive> selection)
source not stored for this graph (policy: none)