Hi Tobias, thanks for the info!
I'm gonna consult with my team and we'll get back with some suggestions.

2010/1/14 Tobias Ivarsson <tobias.ivars...@neotechnology.com>:
> Hi Raul!
>
> Yes, Neo4j has such functionality, but we have not specified the final API
> for it yet. There is code implementing it from an old API that we used in
> house back when Neo4j was young. I don't know if all functionality of it is
> still hooked up though, and it is of course undocumented. If you look in the
> org.neo4j.kernel.impl.event package of the Neo4j kernel component there is
> the current code for it. It is highly volatile and likely only work with the
> current (1.0-rc) and next (1.0) release, since a public event framework is
> planned for the release after that (1.1).
>
> Since the proper event API isn't done yet, it is still possible to come with
> suggestions to how you would want it to work. Do you want events to be fired
> just before commit or just after? Or perhaps hooks for both? What data would
> you want access to in the event callback? Do you want a coarse grained
> events (commit, rollback) or fine grained events (node_created,
> node_property_set, relationship_created, ...)? Ideas are welcome!
>
> Cheers,
> Tobias
>
> On Thu, Jan 14, 2010 at 1:32 AM, Raul Raja Martinez <raulr...@gmail.com>wrote:
>
>> Hi,
>>
>> Does neo4j provide some way for adding listeners to the transaction
>> lifecycle?
>> We would like to intercept when transacions are commited, created and
>> rolledback to provide our own functionality
>> for example ensure that a given node property is always set or some
>> other properties are within a range.
>> Most ORM solutions like hibernate allow devs to register to events in
>> the system to which they can react when certain events are triggered.
>> We need such functionality in general for Traversers, Transactions,
>> Inserts, Updates, Cache etc...
>> _______________________________________________
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>> https://lists.neo4j.org/mailman/listinfo/user
>>
>
>
>
> --
> Tobias Ivarsson <tobias.ivars...@neotechnology.com>
> Hacker, Neo Technology
> www.neotechnology.com
> Cellphone: +46 706 534857
> _______________________________________________
> Neo mailing list
> User@lists.neo4j.org
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>



-- 
Raul Raja
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