Hi,

How do you persist it: JDO ? JPA ?  Low-level Datastore API ? 3rd
party package like Objectify ?

regards

didier

On 29 déc, 12:09, WillSpecht <[email protected]> wrote:
> I am trying to persist an empty HashSet in App Engine. It persists
> fine but when I pull the the item that contains the HashSet from the
> data-store the HashSet is now null. What can I do to force App Engine
> to store an empty HashSet? Or, do I just need to check for null and
> create the HashSet each time until it has something in it? I'm
> guessing I would create a field hashSetEmpty and not create the
> HashSet till I ran code that added to the HashSet.

-- 
You received this message because you are subscribed to the Google Groups 
"Google App Engine for Java" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/google-appengine-java?hl=en.

Reply via email to