Do you experience problems ? I see no reason this to fail. I think the constant (val/final) should be declared outside of the RepeatingView scope and used inside it, then it will be serialized with it.
On Wed, Aug 24, 2011 at 10:45 AM, danisevsky <[email protected]> wrote: > Hello, I am playing with Scala and Wicket and I am not clear about > using "val" and "var" when I am working with JPA entity objects (which > are not serializable). For example: > > add(new RefreshingView[User]("users"){ > override def getItemModels(): java.util.Iterator[IModel[User]] = { > var models = new java.util.ArrayList[IModel[User]](); > for(user <- getAllUsers()){ > models.add(new EntityDetachableModel[User](user)) > } > models.iterator() > } > def populateItem(item: Item[User]) = { > val user = item.getModelObject // is this the same like final > User user = item.getModelObject() in Java? > //... > } > }) > > if val user = item.getModelObject is the same like: > final User user = item.getModelObject > then I can't use val for entity objects because they are not > serializable and outer class (RefreshingView) holds reference on its > final fields. Is it true? > So should I use always var for non serializable objects? > > Thank you in advance for clarification. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > > -- Martin Grigorov jWeekend Training, Consulting, Development http://jWeekend.com --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
