For any other serializable class that isn't annotated with PersistenceCapable: - You have to explicitly declare it as serializable:
@Persistent(serializable = "true") private HashMap items; - This gets stored as a BLOB in the datastore, meaning you can't query on it but you should be able to retrieve it. - Jason On Wed, Sep 16, 2009 at 3:19 PM, Dan Billings <[email protected]> wrote: > > I'm noticing a list of "Core Value Types" listed in the Datastore > Guide. > > Are there any benefits of using these (besides being supported) vs. > any other Serializable class? > > > > > --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
