... taking this to cayenne-user....
Hi Marek,
> We have hit the first wall, pessimistic locking. For some reason I
> have been under the impression that Cayenne supports pessimistic
> locking
This was the wrong impression ;-) I guess nobody asked us, so we never
bothered to implement pessimistic locking. Now that 1.2 release cycle
has started, it is a good time to propose such new features (and also
submit patches ;-)).
> The second question I have is about distribution of persistence across
> a server client solution. [..] All pretty much al a Apple's EOF.
This is planned for 1.2, so it is coming...
Andrus
On Nov 29, 2004, at 10:11 PM, Marek Wawrzyczny wrote:
> Hi all,
>
> We have just started evaluating Cayenne for a multi-user Java Client
> application.
>
> We have hit the first wall, pessimistic locking. For some reason I
> have been under the impression that Cayenne supports pessimistic
> locking but somehow I cannot find any reference to it in the examples,
> FAQs or JavaDocs, perhaps I am looking in the wrong place. Can someone
> point me in the right direction?
>
> The second question I have is about distribution of persistence across
> a server client solution. Server talks to the data source and holds
> all of business logic for the enterprise objects, clients communicate
> exclusively with the server across the network and have only some of
> the business logic for enterprise objects, mostly display and
> validation logic. All pretty much al a Apple's EOF. We would like to
> implement pessimistic locking on the server end.
>
> Is this possible at present with Cayenne? If not, will this be
> possible in the future? Finally, perhaps someone has already
> implemented this functionality and would be prepared to share their
> work?
>
> Your time is much appreciated.
>
> Cheers,
>
>
> Marek Wawrzyczny
>
> software engineer
> -------------------------->
> ish group pty ltd
> http://www.ish.com.au
> 7 Darghan St Glebe 2037 Australia
> phone +61 2 9660 1400 fax +61 2 9660 7400
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