camel-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From James Carman <ja...@carmanconsulting.com>
Subject Re: Transacted vs DeadLetterQueue
Date Fri, 08 Jun 2012 10:56:27 GMT
Try it with client cache control.  Take a look at my example.

On Fri, Jun 8, 2012 at 6:47 AM, gramanero <gramanero@gmail.com> wrote:
> No, it is not rolling back if you use the Handles element with a constant value of true.
If you use the Continue element then I believe it will roll back.
>
> Sent from my iPod
>
> On Jun 7, 2012, at 11:46 PM, "James Carman [via Camel]" <ml-node+s465427n5714151h57@n5.nabble.com>
wrote:
>
>> Your transaction isn't rolling back if you "handle" the exception, is it?
>>
>> On Thu, Jun 7, 2012 at 12:21 PM, gramanero <[hidden email]> wrote:
>>
>> > I have tested the case of using a route specific onException clause within a
>> > transaction and it appears to work as I would expect (or hope). So I have a
>> > route that is transactional and the final endpoint in the route throws an
>> > exception I forced my restful service to just throw an exception). Without
>> > the onException clause the message lands back in the queue as you would
>> > expect due to it running within a transaction. With the onException clause,
>> > I look for specific exceptions and if it is one of the exceptions that I
>> > have specified I tell tell Camel that the exception has been "handled" (via
>> > the handled clause) and I route the message to the dead letter queue, thus
>> > moving the "bad message" out of the way of the messages remaining on the
>> > queue. I think the key here is the use of the "handled" clause that tells
>> > Camel that the message has been handled and therefore to NOT rollback the
>> > transaction. The alternative choice is to tell Camel to "continue" on with
>> > its normal processing which would have rolled back the transaction and put
>> > the message back onto the queue (via the "continue" clause...at least I
>> > think it is a clause).
>> >
>> > Hope that helps.
>> >
>> > --
>> > View this message in context: http://camel.465427.n5.nabble.com/Transacted-vs-DeadLetterQueue-tp5713992p5714139.html
>> > Sent from the Camel - Users mailing list archive at Nabble.com.
>>
>>
>> If you reply to this email, your message will be added to the discussion below:
>> http://camel.465427.n5.nabble.com/Transacted-vs-DeadLetterQueue-tp5713992p5714151.html
>> To unsubscribe from Transacted vs DeadLetterQueue, click here.
>> NAML
>
>
> --
> View this message in context: http://camel.465427.n5.nabble.com/Transacted-vs-DeadLetterQueue-tp5713992p5714179.html
> Sent from the Camel - Users mailing list archive at Nabble.com.

Mime
View raw message