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Posted to issues@camel.apache.org by "omar alles (JIRA)" <ji...@apache.org> on 2018/10/26 21:07:00 UTC

[jira] [Created] (CAMEL-12905) Camel context inconsistencies in Spring Cloud Environment

omar alles created CAMEL-12905:
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             Summary: Camel context inconsistencies in Spring Cloud Environment 
                 Key: CAMEL-12905
                 URL: https://issues.apache.org/jira/browse/CAMEL-12905
             Project: Camel
          Issue Type: Bug
            Reporter: omar alles


In a Spring Cloud environment some components might create a child application context that spring cloud mantains. Such is the case for Feign and Ribbon Clients. 

See 7.2 - https://cloud.spring.io/spring-cloud-netflix/multi/multi_spring-cloud-feign.html
"A central concept in Spring Cloud’s Feign support is that of the named client. Each feign client is part of an ensemble of components that work together to contact a remote server on demand, and the ensemble has a name that you give it as an application developer using the @FeignClient annotation. Spring Cloud creates a new ensemble as an ApplicationContext on demand for each named client using FeignClientsConfiguration."

This child application contexts are going to be an ApplicationEvent source for the SpringCamelContext and RoutesCollector component who are defined as  ApplicationEvent listeners in a parent context.


SpringCamelContext is intended to be started after a ContextRefreshedEvent.
RoutesCollector intends to add routes to the camel context after a ContextRefreshedEvent.

When there are child application contexts (ContextRefreshedEvent emitters)  we end up having some inconsistencies in the camel context lifecycle.

 

To reproduce the issue see:

https://github.com/oalles/camel-cloud-bug

 

 

 

 

 

 



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