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Date: Thu, 13 Jul 2006 12:41:12 -0400
From: Andrus Adamchik <andrus@objectstyle.org>
Subject: Re: UUID as primary key
In-reply-to: <c09652430607130932s244c6773k25271d97c3a6834@mail.gmail.com>
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References: <c09652430607101300r1b6a95eam5a54ad7f9555add@mail.gmail.com>
 <110DED9F5106CC47A186602C0DD3938201168C95@EXVF.fanniemae.com>
 <c09652430607130932s244c6773k25271d97c3a6834@mail.gmail.com>


On Jul 13, 2006, at 12:32 PM, =D8yvind Harboe wrote:

> On 7/12/06, Gentry, Michael (Contractor) =20
> <michael_gentry@fanniemae.com> wrote:
>> You could override setPersistenceState() in your Treatment class:
>>
>> public void setPersistenceState(int state)
>> {
>>   super.setPersistenceState(state);
>>
>>   // If object was just created, set PK
>>   if (state =3D=3D PersistenceState.NEW)
>>     setId(UUID.randomUUID());
>> }
>
> Hmmm... I tried that, but setPersistanceState() is invoked multilple
> times with state=3DNEW and thus I'm changing the UUID each time. That
> can't be right.

No it can't - it should only be invoked once per object.

Andrus=