void run(Queue<Env<AttrContext>> list, Iterable<? extends TypeElement> classes) {
Set<TypeElement> set = new HashSet<TypeElement>();
for (TypeElement item : classes) set.add(item);
ListBuffer<Env<AttrContext>> defer = ListBuffer.<Env<AttrContext>>lb();
while (list.peek() != null) {
Env<AttrContext> env = list.remove();
ClassSymbol csym = env.enclClass.sym;
if (csym != null && set.contains(csym.outermostClass())) process(env);
else defer = defer.append(env);
}
list.addAll(defer);
}