try setting both the concurrentConsumers and maxConcurrentConsumers = 1...

<from
uri="weblogic:queue:jms/xxincqueue?concurrentConsumers=1&maxConcurrentConsumers=1"/>
...


sunderb wrote:
> 
> Hi
> 
> We are connecting to weblogic JMS queue - through a standalone camel
> application - Using the below camelContext file. The idea is to check for
> pending message in JMS queue and process them one after the other. We
> would like to limit the number of processors processing at one instance of
> time. Do we need to adjust default thread pool for the same?
> 
> Thanks
> sunder
> 
>  <threadPoolProfile id="defaultThreadPoolProfile" defaultProfile="true"
>                        poolSize="10" maxPoolSize="20" maxQueueSize="1000"
>                        rejectedPolicy="CallerRuns"/>
> 
> 
> 
> <?xml version="1.0" encoding="UTF-8"?>
> <beans xmlns="http://www.springframework.org/schema/beans";
>        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
>        xmlns:camel="http://camel.apache.org/schema/spring";
>        xmlns:broker="http://activemq.apache.org/schema/core";
>        xsi:schemaLocation="http://www.springframework.org/schema/beans
> http://www.springframework.org/schema/beans/spring-beans.xsd
>         http://camel.apache.org/schema/spring
> http://camel.apache.org/schema/spring/camel-spring.xsd
>         http://activemq.apache.org/schema/core
> http://activemq.apache.org/schema/core/activemq-core-5.5.0.xsd";>
> 
>         
>       
>     
>     <bean
> class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"/>
> 
> 
>         <camelContext id="camel" 
> xmlns="http://camel.apache.org/schema/spring";>
>             <route>
>                 <from uri="weblogic:queue:jms/xxincqueue"/>
>                 <process ref="iIncrementalDBChangeProcessor"/>
>             </route>
>         </camelContext>
> 
> 
> 
>     <bean id="weblogic"
> class="org.apache.camel.component.jms.JmsComponent">
>       <property name="connectionFactory" ref="weblogicConnectionFactory"/>
>       <property name="destinationResolver"
> ref="weblogicDestinationResolver"/>
>     </bean>
> 
>     <bean id="weblogicDestinationResolver"
> class="org.springframework.jms.support.destination.JndiDestinationResolver">
>       <property name="jndiTemplate" ref="remoteJndi" /> 
>     </bean>
> 
>     <bean id="weblogicConnectionFactory"
> class="org.springframework.jndi.JndiObjectFactoryBean">
>       <property name="jndiTemplate" ref="remoteJndi" />
>       <property name="jndiName" value="jms/xxincqcf" />
>     </bean>
> 
>     <bean id="remoteJndi" class="org.springframework.jndi.JndiTemplate"> 
>       <property name="environment"> 
>           <props> 
>               <prop
> key="java.naming.factory.initial">weblogic.jndi.WLInitialContextFactory</prop>
>  
>               <prop
> key="java.naming.provider.url">t3://yyhost01.us.dell.com:9001</prop> 
>           </props>
>       </property> 
>      </bean>   
> 
> 
>       <bean id="iIncrementalDBChangeProcessor"
> class="com.xx.listener.IncrementalDBChangeProcessor"/>
> 
> </beans>
> 
> public class IncrementalDBChangeProcessor implements Processor {
>       private static int count = 0;
>       private static Logger logger = Logger
>       .getLogger(IncrementalDBChangeProcessor.class); 
>     public void process(Exchange e) {
>         String message = (String) e.getIn().getBody();
> 
>         DataMapperUtility dDataBeanMapper = new DataMapperUtility();
>         Object oBeanObject = dDataBeanMapper.mapToBean(message);
>         count++;
> 
>     }
> }
> 
> public class WLJMSListener {
> 
>       /**
>        * @param args
>        * @throws Exception 
>        */
>       public static void main(String[] args) throws Exception {
>         // START SNIPPET: e1
>       ApplicationContext context = new
> ClassPathXmlApplicationContext("weblogic-listener-camelContext.xml");
>         CamelContext camel = (CamelContext) context.getBean("camel");
>         
>                 
>         camel.start();
>       }
> 
> }
> 


-----
Ben O'Day
IT Consultant -http://consulting-notes.com

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