Chris, I seem to have the same issue, and I believe it is related to this bug: http://code.google.com/p/datanucleus-appengine/issues/detail?id=144
Did you find some work around? /Jesper On 24 Maj, 18:12, chris <[email protected]> wrote: > Background: > > I am using app engine 1.5 and GWT 2.3 with requestfactory. I have an > inventory object that has an ArrayList of InventoryItems. I canupdate and add > entitites to the ArrayList collection without issue. > Now I am trying toupdatea single InventoryItem object and it appears > to complete successfully but the data is not updated. There is no > exception being thrown and I see the the updated client values just > before persisting the object. I have verified that the transaction is > successful. Is there something I am missing? I have also tried to add > a function in the Inventory class toupdatean InventoryItem and after > mark the inventoryItems dirty using JDOHelper.makeDirty(this, > inventoryItems) but this did not solve my issue either. > > @PersistenceCapable(identityType = IdentityType.APPLICATION, > detachable = "true") > public class Inventory { > > /** > *Listof all inventory items in this inventory. > */ > @Persistent(mappedBy="inventory") > @Element(dependent="true") > privateList<InventoryItem> inventoryItems; > > ... more > > } > > ---------- > > @PersistenceCapable(identityType = IdentityType.APPLICATION, > detachable = "true") > public class InventoryItem { > > public InventoryItem persist() { > System.out.println("Persisting object with id " + this.getId()); > System.out.println("Price is " + this.getPrice().toString()); > PersistenceManager em = EntityManager.getPersistenceManager(); > InventoryItem attached = null; > > Transaction tx = em.currentTransaction(); > try { > tx.begin(); > attached = em.makePersistent(this); > tx.commit(); > } catch (Exception e) { > e.printStackTrace(); > } finally { > try { > if (tx.isActive()) { > tx.rollback(); > } > } finally { > em.close(); > } > } > return attached; > } > > /** > * Primary key that can be used to reference this expense > */ > @PrimaryKey > @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) > @Extension(vendorName = "datanucleus", key = "gae.encoded-pk", value > = "true") > private String id; > > @Persistent Inventory inventory; > > .... more data > > > > > > > > } -- You received this message because you are subscribed to the Google Groups "Google App Engine" 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?hl=en.
