public Object[] getIndexes(UserInfo user) {
Map<Object, Object> map = Memcache.getAll(user.getIndexes());
if (map.size() < user.getIndexes().size()) {
// some indexes are out of Memcache.
List<Index> idxList = Datastore.get(i, user.getIndexes());
for (Index idx : idxList) {
if (!map.containsValue(idx)) {
Memcache.put(idx.getKey(), idx); // put to Memcache
}
}
return idxList.toArray();
} else {
return map.values().toArray();
}
}
