static void printSet(IntSetVar var, boolean requiredOnly) {
System.out.print(var.name());
Iterator iter;
if (requiredOnly) {
System.out.print(": ");
iter = var.requiredSet().iterator();
} else {
System.out.print("(possibleSet)" + ": ");
iter = var.possibleSet().iterator();
}
while (iter.hasNext()) {
Integer val = (Integer) iter.next();
System.out.print(names[val.intValue()] + (iter.hasNext() ? ", " : ""));
}
}
static void checkResults(IntSetVarArray array) {
int size = array.size();
for (int i = 0; i < size; i++) {
IntSetVar var = array.get(i);
Set checkSet = var.requiredSet();
assertTrue(checkSet.size() >= req[i][iNbMembers]);
assertTrue(intersectionCardinality(checkSet, Stewards.possibleSet()) >= req[i][iStewards]);
assertTrue(
intersectionCardinality(checkSet, Hostesses.possibleSet()) >= req[i][iHostesses]);
assertTrue(intersectionCardinality(checkSet, French.possibleSet()) >= req[i][iFrench]);
assertTrue(intersectionCardinality(checkSet, German.possibleSet()) >= req[i][iGerman]);
assertTrue(intersectionCardinality(checkSet, Spanish.possibleSet()) >= req[i][iSpanish]);
}
for (int i = 0; i < size - 2; i++) {
assertTrue(
intersectionCardinality(array.get(i).requiredSet(), array.get(i + 1).requiredSet())
== 0);
}
assertTrue(
intersectionCardinality(
array.get(size - 2).requiredSet(), array.get(size - 1).requiredSet())
== 0);
}
