Hi

Yeah sure you are welcome to create a JIRA and send a PR for the main
branch.


On Thu, Sep 25, 2025 at 5:21 PM Schmid, Manfred
<[email protected]> wrote:

> Dear Camel Developers,
>
>
>
> we from SAP use the Camel Aggregator Processor together with an persistent
> aggregation repository. Our aggregator functionality
>
> contains an additional persistent repository for incoming messages where
> we store additionally incoming messages which are going to be send to the
> aggregator.
>
>
>
> All this repository actions (for incoming messages and aggregation
> repository) has to happen in one transaction. In addition to that we use the
>
> Optimistic Locking Capability of the aggregator.
>
> But our logic was broken when we moved to Camel 3.x from Camel 2.x,
> because we recognized that the Optimistic Locking functionality was changed
> from synchronous retries
>
> to asynchronous retries in a different thread which broke our transaction
> logic, because we need to have a synchronous answer from the aggregator if
> the currently incoming message
>
> could be added to the corresponding aggregate in order to commit or
> rollback the currently open transaction.
>
>
>
> Hence in our own Camel fork we patched the aggregate Processor in a way
> that we reestablished the Camel 2.x synchronous Optimistic Locking
> Behaviour in Camel 3.x
>
>
>
> So our question/request would be if the standard aggregator Processor for
> Camel 3.x and higher could at least offer a configuration possibility to be
> able to
>
> choose between synchronous and asynchronous Optimistic locking behaviour.
>
>
>
>
>
> What do you think?
>
> We are happy to have further discussions on this.
>
>
>
> We can also provide a pull request containing a proposal how to include
> the desired behaviour in the aggregator if you wish.
>
>
>
>
>
> Many thanks and best regards,
>
> Manfred Schmid
>
> SAP SE
>
>

-- 
Claus Ibsen

Reply via email to