public Collection<CollectionInfo> getCollections(RequestContext request) {
LinkedList<CollectionInfo> result = new LinkedList<CollectionInfo>();
Feed feed;
Parser parser = Abdera.getInstance().getParser();
CollectionInfo info;
Storage storage = getStorage();
for (String id : getFeedIds(request)) {
try {
feed = (Feed) parser.parse(
new StringReader(storage.readFeed(id))).getRoot();