/**
* Partition the members of an iterator into two lists, according to whether they are named or
* anonymous classes
*
* @param i An iterator to partition
* @param named A list of named classes
* @param anon A list of anonymous classes
*/
protected static void partitionByNamed(
Iterator<? extends OntClass> i, List<OntClass> named, List<OntClass> anon) {
while (i.hasNext()) {
OntClass c = i.next();
boolean ignore = false;
// duplicate check: we ignore this class if we've already got it
if (named.contains(c)) {
ignore = true;
}
// subsumption check: c must have only anon classes or Thing
// as super-classes to still qualify as a root class
Resource thing = c.getProfile().THING();
for (Iterator<OntClass> j = c.listSuperClasses(); !ignore && j.hasNext(); ) {
OntClass sup = j.next();
if (!((thing != null && sup.equals(thing)) || sup.isAnon() || sup.equals(c))) {
ignore = true;
}
}
if (!ignore) {
// place the class in the appropriate partition
(c.isAnon() ? anon : named).add(c);
}
}
}
