add method
Insert an edge unless it is already in the list
Implementation
void add(Edge e) {
edges.add(e);
OrientedCoordinateArray oca =
new OrientedCoordinateArray(e.getCoordinates());
ocaMap[oca] = e;
}
Insert an edge unless it is already in the list
void add(Edge e) {
edges.add(e);
OrientedCoordinateArray oca =
new OrientedCoordinateArray(e.getCoordinates());
ocaMap[oca] = e;
}