public void execute()
{
for (int i = 0; i < size(); ++i)
{
Constraint c = (Constraint)constraintAt(i);
c.execute();
}
}
// The given variable has changed. Propagate new values downstream.
public void propagateFrom(Variable v)
{
ArrayList todo = new ArrayList();
addConstraintsConsumingTo(v, todo);
while (!(todo.Count == 0))
{
#if USE_STACK
Constraint c = (Constraint)todo[todo.Count - 1];
todo.RemoveAt(0);
#else
Constraint c = (Constraint)todo[todo.Count - 1];
todo.RemoveAt(0);
#endif
c.execute();
addConstraintsConsumingTo(c.output(), todo);
}
}
