Hi I recently added an example as well based on throttling a jms route.
camel-example-route-throttling There is a README.txt with instructions to run it. On Wed, Oct 28, 2009 at 8:15 AM, Claus Ibsen <[email protected]> wrote: > Hi > > A bit of background is CAMEL-1048 > https://issues.apache.org/activemq/browse/CAMEL-1048 > > I am looking into this how to implement this nicely in Camel. > > CAMEL-1048 is maybe a bit too much at current requirements from Camel users. > What they are looking for is to be able to dynamic throttle consumers. > > Apache CXF and ServiceMix has such a feature specially build in their > JMS components. > What it does is that it can stop the JMS listener when there are too > many messages in flight. > > But on the other hand we have also had Camel users wanting to dynamic > start/stop consumers depending on some flag of some sort. > So there is also grounds to make this a general solution that can > cater both use cases. > > I do wonder how to move forward. > In CAMEL-1048 there is an example using requires to associate a route > that this predicate must be true for the route to be running. > I do not like the naming requires or require. And having it in the > fluent builder / DSL makes it fixed. > > Wonder if we should name such a configuration a RoutePolicy so you can > configure it as > > <route routePolicy="myRoutePolicy"> > <from .../> > ... > </route> > > <bean id="myRoutePolicy" class=...> > <property name="maxInflightExchanges" value="500"/> > </bean> > > This is quite flexible as we can just offer a SPI interface for the > RoutePolicy and have people implement it as how they like it. > For example as above something that is controlled by the number of > current in flight exchanges. > > Others can control it by CPU utliization, a switch, timer based etc. > > > In the Java DSL its > > from("xxx").routePolicy(myRoutePolicy).to(yyyy); > > > > > -- > 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 > -- 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
