if (obj == null) {
resp.sendError(404, "Not here: " + e);
return;
}
Headers h = new Headers();
h = h.mergeMetadata(obj.getMetadata());
for (Map.Entry<String, List<String>> me : h.getHeaders().entrySet()) {
for (String v : me.getValue()) {
resp.setHeader(me.getKey(), v);
}
}