[appengine-java] Getting the updated Key for child entity after calling pm.makePersistent(childEntity)

2010-01-01 Thread Mike
Hi, I have two entities - Parent and Child, the relationship is "mapped" using the mappedBy annotations. Both entities are using Key type as the pk, which is manually generated during the instantiation of the object. When the PK is generated for the Child, parent information in the child key is

Re: [appengine-java] Getting the updated Key for child entity after calling pm.makePersistent(childEntity)

2010-01-01 Thread Michael Chan
I think I have found a solution to the problem. Note: in the solution, I have assumed that there is no way I could retrieve the key after persisting the child entity without an additional query. In order to achieve what I need, the key of the child entity has to be manually created with the