AMQ have a startup max reconnect attempt option you can use
http://activemq.apache.org/failover-transport-reference.html


On Thu, Dec 1, 2011 at 12:01 AM, Jason Dillon <ja...@planet57.com> wrote:
> I'm running into a problem where CamelContext.addRoutes() is blocking when 
> adding a route that uses a jms endpoint that is configured with AcitveMQ's 
> failover transport and the remote server is down.
>
> This specific jms endpoint is configured to use SingleConnectionFactory and 
> ConsumerType.Simple to reduce thread usage.  Looks like when the consumer is 
> started, that it attempts to open up the connection:
>
> <snip>
> jvm 1    |    java.lang.Thread.State: TIMED_WAITING (on object monitor)
> jvm 1    |      at java.lang.Object.wait(Native Method)
> jvm 1    |      - waiting on <7cbecd168> (a java.lang.Object)
> jvm 1    |      at 
> org.apache.activemq.transport.failover.FailoverTransport.oneway(FailoverTransport.java:516)
> jvm 1    |      - locked <7cbecd168> (a java.lang.Object)
> jvm 1    |      at 
> org.apache.activemq.transport.MutexTransport.oneway(MutexTransport.java:40)
> jvm 1    |      - locked <7cbecd1b8> (a java.lang.Object)
> jvm 1    |      at 
> org.apache.activemq.transport.ResponseCorrelator.asyncRequest(ResponseCorrelator.java:81)
> jvm 1    |      at 
> org.apache.activemq.transport.ResponseCorrelator.request(ResponseCorrelator.java:86)
> jvm 1    |      at 
> org.apache.activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java:1284)
> jvm 1    |      at 
> org.apache.activemq.ActiveMQConnection.ensureConnectionInfoSent(ActiveMQConnection.java:1392)
> jvm 1    |      - locked <7cbecd340> (a java.lang.Object)
> jvm 1    |      at 
> org.apache.activemq.ActiveMQConnection.createSession(ActiveMQConnection.java:309)
> jvm 1    |      at 
> org.springframework.jms.support.JmsAccessor.createSession(JmsAccessor.java:196)
> jvm 1    |      at 
> org.springframework.jms.listener.SimpleMessageListenerContainer.initializeConsumers(SimpleMessageListenerContainer.java:249)
> jvm 1    |      - locked <7cbecd3d0> (a java.lang.Object)
> jvm 1    |      at 
> org.springframework.jms.listener.SimpleMessageListenerContainer.doInitialize(SimpleMessageListenerContainer.java:188)
> jvm 1    |      at 
> org.springframework.jms.listener.AbstractJmsListeningContainer.initialize(AbstractJmsListeningContainer.java:193)
> jvm 1    |      at 
> org.springframework.jms.listener.AbstractJmsListeningContainer.afterPropertiesSet(AbstractJmsListeningContainer.java:157)
> jvm 1    |      at 
> org.apache.camel.component.jms.JmsConsumer.doStart(JmsConsumer.java:114)
> ...
> </snip>
>
> And failover does its job and loops forever trying to establish.  This block 
> camel from starting up fully.  Is this a bug or am I misconfiguring 
> something?  Once server is up, it behaves itself and returns as expected.
>
> Any suggestions on how to work around this?  I'd rather not make a new thread 
> simply to add the route (or add not-autostart) and thread the call to start 
> the route, but... I don't see any other way to cope with this ATM.
>
> --jason



-- 
Claus Ibsen
-----------------
FuseSource
Email: cib...@fusesource.com
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Author of Camel in Action: http://www.manning.com/ibsen/

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