conf);
closeables.addFirst(ret);
return Iterators.transform(ret, new Function<Pair<Writable, VectorWritable>, Pair<Writable, Vector>>() {
@Override
public Pair<Writable, Vector> apply(Pair<Writable, VectorWritable> p) {
return new Pair(p.getFirst(), p.getSecond().get());
}
});
}