// ***********************************************************************************
// PROPAGATION
// ***********************************************************************************
@Override
public void propagate(int evtmask) throws ContradictionException {
toCheck.clear();
for (int v = 0; v < n; v++) {
if (vars[v].instantiated()) {
toCheck.push(v);
}
}
fixpoint();
}
private void fixpoint() throws ContradictionException {
try {
while (toCheck.size() > 0) {
int vidx = toCheck.pop();
int val = vars[vidx].getValue();
for (int i = 0; i < n; i++) {
if (i != vidx) {
if (vars[i].removeValue(val, aCause)) {
if (vars[i].instantiated()) {
toCheck.push(i);
}
}
}
}
}
} catch (ContradictionException cex) {
toCheck.clear();
throw cex;
}
}