Can any one help me.. On Fri, Apr 30, 2010 at 10:46 PM, Sudhir Ramanandi <[email protected]>wrote:
> I tried to implement unowned one to many relationship using column alias as > explained here > http://gae-java-persistence.blogspot.com/2010/02/truth-about-joins.html > > Here's my code > > @Entity > public class User extends BaseEntity implements UserDetails { > > @Basic > private Set<String> _roles = new HashSet<String>(); > > @OneToMany() > @Column(name="roles", insertable=false, updatable=false) > private Set<Role> _roleAlias; > > --- getters, setters > } > > Here the entities have encoded strings as primary keys. > > But it does not work, id's of role is saved in _roles. when object is > fetched again, role ids would be available in _roles list > but _roleAlias would be always empty. > > What's going wrong !! > > -- > Sudhir Ramanandi > http://www.ramanandi.org > -- Sudhir Ramanandi http://www.ramanandi.org -- 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.
