On Sun, Feb 28, 2010 at 6:28 PM, Seth Call <[email protected]> wrote: > On 2/24/10 10:05 AM, Seth Call wrote: >> >> On 2/24/10 1:02 AM, Claus Ibsen wrote: >>> >>> Hi >>> >>> You can use the in flight registry to see if there is any message >>> ongoing in your route. >>> And then wait until there are no more before stopping. >>> >>> But we could probably also add support for graceful shutdown on >>> individual routes, leveraging the existing logic in Camel. >>> Could you create a JIRA ticket? >>> >>> >>> >>> On Tue, Feb 23, 2010 at 9:01 PM, ownedthx<[email protected]> wrote: >>>> >>>> Hi, >>>> >>>> I'm creating and tearing down temporary queues at runtime in my >>>> application. >>>> I'm getting an error I believe has been seen many times before by >>>> others: >>>> >>>> Cannot publish to a deleted Destination: ... Cannot publish to a deleted >>>> Destination: temp-queue://ID:... >>>> >>>> I suspect it's because when I tear down RouteDefinitions own my own, >>>> then I >>>> don't get the benefits of the new graceful shutdown feature. >>>> >>>> Essentially, I would like my queue to hang around until all messages >>>> have >>>> been pulled from it, if all possible. This would be better behavior for >>>> my >>>> application, and I *think* stop this error from occuring. (I'm not 100% >>>> sure this temporary queue logic is the source of the error message, but >>>> it >>>> did start showing up right after I added the feature into our >>>> application) >>>> >>>> Roughly, this is what I'm currently doing: >>>> // creating temporary routes >>>> RouteBuilder builder = new RouteBuilde() { ...} >>>> >>>> // save route definitions for teardown >>>> RoutesDefinition routesDefinition = builder.getRouteCollection(); >>>> >>>> builder.addRoutesToCamelContext(camelContext) >>>> >>>> ... some time later ... >>>> >>>> // destroy temporary routes >>>> camel.removeRouteDefinitions(routesDefinitions.getRoutes()); >>>> >>>> >>>> Does that look right? Is there something I can do better to destroy the >>>> routes once all the messages have been processed? >>>> >>>> Thanks! >>>> Seth >>>> -- >>>> View this message in context: >>>> http://old.nabble.com/Graceful-shutdown-and-individual-routes-tp27709462p27709462.html >>>> Sent from the Camel - Users mailing list archive at Nabble.com. >>>> >>>> >>> >>> >> Thank you for the pointer Claus. I also did as you asked regarding a JIRA >> issue. >> >> https://issues.apache.org/activemq/browse/CAMEL-2497 >> >> Regards, >> Seth >> >> > Wow, thanks Claus. 2.3 will have this eh? Very nice :) >
Yes it will be in 2.3. The timing was good as I am currently writing on chapter 13 for the Camel book, which happens to also cover starting and stopping / shutdown Camel in a reliable manner. Fell free to test it on your end with a 2.3-SNAPSHOT version http://camel.apache.org/download.html > Seth > -- Claus Ibsen Apache Camel Committer Author of Camel in Action: http://www.manning.com/ibsen/ Open Source Integration: http://fusesource.com Blog: http://davsclaus.blogspot.com/ Twitter: http://twitter.com/davsclaus
