/**
* @param chain
* @return The weakest type of relationship in a chain of relationships
*/
public static EClass getWeakestType(List<IRelationship> chain) {
int weakest = weaklist.size() - 1;
for (IRelationship rel : chain) {
int index = weaklist.indexOf(rel.eClass());
if (index < weakest) {
weakest = index;
}
}
return weaklist.get(weakest);
}
/**
* Create a derived relation between two elements
*
* @param element1
* @param element2
* @return the derived relationship or null
* @throws TooComplicatedException
*/
public static IRelationship createDerivedRelationship(
IArchimateElement element1, IArchimateElement element2) throws TooComplicatedException {
if (element1 == null || element2 == null) {
return null;
}
// System.out.println("-----------------------------------");
// System.out.println("Starting hunt from " + element1.getName() + " --> " +
// element2.getName());
// System.out.println("-----------------------------------");
// Traverse from element1 to element2
List<List<IRelationship>> chains = findChains(element1, element2);
if (chains.isEmpty()) {
return null;
}
int weakest = weaklist.size() - 1;
// You are the weakest link...goodbye.
for (List<IRelationship> chain : chains) {
for (IRelationship rel : chain) {
// printChain(chain);
int index = weaklist.indexOf(rel.eClass());
if (index < weakest) {
weakest = index;
}
}
}
EClass relationshipClass = weaklist.get(weakest);
// System.out.println("Weakest is: " + relationshipClass);
/*
* Check the validity of the relationship.
*/
boolean isValid =
ArchimateModelUtils.isValidRelationship(element1, element2, relationshipClass);
if (!isValid) {
return null;
}
return (IRelationship) IArchimateFactory.eINSTANCE.create(relationshipClass);
}