Hi, > So I want to config the camel make it redelivery the message if the > processorService returens null? > Is there any way?
You can check for the null value returned, throw the exception if the test result is positive and let Camel redeliver the message using the Redelivery Policy [1]. Cheers. [1] http://camel.apache.org/redeliverypolicy -- Henryk Konsek http://henryk-konsek.blogspot.com