/**
* @param kam
* @param kamEdges
* @return
* @throws InvalidArgument
*/
public static Kam difference(Kam kam, List<KamEdge> kamEdges) throws InvalidArgument {
// Make sure that all the edges in the edge list are associated with the Kam
for (KamEdge kamEdge : kamEdges) {
if (!kamEdge.getKam().getKamInfo().equals(kam.getKamInfo())) {
throw new InvalidArgument("Kamedges do not reference the same Kam.");
}
}
// Create a new kam instance and add the edges
Kam kam2 = newInstance(kam);
kam2.union(kamEdges);
// perform a kam to kam difference
return difference(kam, kam2);
}
/**
* @param kam
* @param kamEdges
* @return
* @throws InvalidArgument
*/
public static Kam intersection(Kam kam, List<KamEdge> kamEdges) throws InvalidArgument {
// Make sure that all the edges in the edge list are associated with the Kam
for (KamEdge kamEdge : kamEdges) {
if (!kamEdge.getKam().getKamInfo().equals(kam.getKamInfo())) {
throw new InvalidArgument("Kamedges do not reference the same Kam.");
}
}
// Check for edges in Kam1 that are also in the list
List<KamEdge> intersectionKamEdges = new ArrayList<KamEdge>();
for (KamEdge kamEdge : kamEdges) {
if (kam.contains(kamEdge)) {
intersectionKamEdges.add(kamEdge);
}
}
return union(kam, intersectionKamEdges);
}
