> Yes, I've tried that & OpenJPA wants to use the enum's ordinal instead
> of its string representation. How do I force the use of its string
> representation?
In JPA2, you could use the EnumType annotation.
In earlier versions, it looks like you could either change the default
across the board via re-configuring the PersistenceMapping (a bit
invasive), or you could do something like
@KeyStrategy("StoreOrdinal=false")
> PS: Who's Max? ;)
http://amzn.to/10UcX2
-Patrick
On Wed, Apr 14, 2010 at 1:17 PM, Matthew Adams <[email protected]> wrote:
> Yes, I've tried that & OpenJPA wants to use the enum's ordinal instead
> of its string representation. How do I force the use of its string
> representation?
>
> Thanks,
> Matthew
>
> PS: Who's Max? ;)
>
> On Wed, Apr 14, 2010 at 10:56 AM, Patrick Linskey <[email protected]> wrote:
>> Hi, Max!
>>
>> I think that @PersistentMap is your friend here. Have you tried that
>> annotation?
>>
>> Happy sailing,
>>
>> -Patrick
>>
>> On Wed, Apr 14, 2010 at 9:59 AM, Matthew Adams <[email protected]>
>> wrote:
>>> Hi all,
>>>
>>> Sorry if this is a FAQ. I can't seem to find it in the docs or googling.
>>>
>>> I have the following scenario and just need to know which
>>> OpenJPA-specific annotations to apply to my field. The scenario is a
>>> field of type Map where the map key is an enum that I want to store as
>>> @Enumerated(EnumType.STRING) and is not an attribute of the values in
>>> the map using OpenJPA 1.2.x & JPA 1.0 (can't go to JPA 2.0 yet).
>>> Assume all classes use a simple @Id field of type Long.
>>>
>>> public enum Place { HOUSE, CAVE, LEAN_TO, BARE_SPOT; }
>>>
>>> @Entity
>>> public class WildThing {
>>> /* NOTE: does **not** have a field of type Place! */
>>> �...@id
>>> protected Long id;
>>> protected String name;
>>> }
>>>
>>> @Entity
>>> public class WhereTheWildThingsAre {
>>>
>>> �...@id
>>> protected Long id;
>>>
>>> // what annotation(s) do I put here?
>>> �...@onetomany(cascade =
>>> { CascadeType.MERGE, CascadeType.REFRESH, CascadeType.PERSIST })
>>> protected Map<Place,WildThing> thingsByClassification
>>> = new HashMap<Place,WildThing>;
>>>
>>> }
>>>
>>> Again, I want the key to be stored as the string representation of the
>>> enum constant.
>>>
>>> TIA,
>>> Matthew
>>>
>>> --
>>> mailto:[email protected]
>>> skype:matthewadams12
>>> yahoo:matthewadams
>>> aol:matthewadams12
>>> google-talk:[email protected]
>>> msn:[email protected]
>>> http://matthewadams.me
>>> http://www.linkedin.com/in/matthewadams
>>>
>>
>>
>>
>> --
>> Patrick Linskey
>> 202 669 5907
>>
>
>
>
> --
> mailto:[email protected]
> skype:matthewadams12
> yahoo:matthewadams
> aol:matthewadams12
> google-talk:[email protected]
> msn:[email protected]
> http://matthewadams.me
> http://www.linkedin.com/in/matthewadams
>
--
Patrick Linskey
202 669 5907
