protected override void Execute()
{
Nodes = new NamedCollection<CacheNode>();
_feeds = _feedCache.GetAll();
foreach (var feed in _feeds)
{
feed.Normalize(feed.Uri);
Add(feed);
}
foreach (var digest in _store.ListAll()) Add(digest);
foreach (string path in _store.ListAllTemp()) Add(path);
State = TaskState.Complete;
}