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From Andrus Adamchik <and...@objectstyle.org>
Subject Re: upgrading from 2.0.x to 3.0 M3: is there a guide?
Date Mon, 31 Mar 2008 21:08:29 GMT
>>> Anything else major?

I think the upgrade URL has all the major things summarized.

> mostly, I think that's a positive thing, but I think there could be  
> some improvements in the generic definitions.
> I'll submit jiras as I encounter them.

Good or bad (ok, context.newObject(..) no longer requires a cast,  
that's cool), but for us this was mainly a reaction to the reality of  
the Java 5 world, with Eclipse warnings on non-generics collections  
and other "nice" things. So yeah, now let's do our best to take  
advantage of this facility, since we can't simply ignore it anymore :-)

Andrus


On Mar 31, 2008, at 11:59 PM, Robert Zeigler wrote:
> I'll be sticking with classic cayenne.
>
> I've noticed the generic additions... mostly, I think that's a  
> positive thing, but I think there could be some improvements in the  
> generic definitions.
> I'll submit jiras as I encounter them.
>
> Robert
>
> On Mar 31, 2008, at 3/313:25 PM , Michael Gentry wrote:
>> Are you planning on sticking with Classic Cayenne or using JPA?
>> Classic Cayenne is mostly the same, although there have been Java
>> generics additions (for good or bad), etc.  You've noticed the
>> lifecycle stuff.
>>
>> /dev/mrg
>>
>> On Mon, Mar 31, 2008 at 3:32 PM, Robert Zeigler
>> <robertz@puregumption.com> wrote:
>>> I'm looking at upgrading a medium to large app from cayenne 2.0.3 to
>>> 3.0 M3.
>>> It's a tapestry3/cayenne application.  I looked over http://cayenne.apache.org/doc/upgrade.html
>>> .
>>> The only thing listed there that may bite me is that the app makes
>>> some use of Derived db entities, so I'll have to fix that.
>>> I also seem to recall from the list that using setPersistenceState  
>>> as
>>> a location for initializing properties of new objects is  
>>> deprecated in
>>> favor of using the lifecycle callbacks.
>>> Anything else major?
>>>
>>> TIA!
>>>
>>> Robert
>>>
>
>


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