public List<T> filter(FilterFunction<T> f) {
List<T> ret = new ArrayList<T>();
for (String id : this.map.allIds()) {
T obj = this.loadById(id);
if (obj != null && f.filter(obj)) {
ret.add(obj);
}
}
return ret;
}
private T getNext() {
while (true) {
if (wrappedIterator.hasNext()) {
final T next = wrappedIterator.next();
if (filterFunction.filter(next)) {
continue;
}
return next;
}
return null;
}
}
