Saturday, May 28, 2016

Handling Content-Type when connecting to Weblogic Message Queue through WSO2 ESB

Some of the Message broker's do not accept "-" in headers. Eg. Weblogic do not support Content-type parameter. Below is a solution to get rid of the issue, by
setting transport.jms.ContentTypeProperty in the jms URL and setting the value as below:

      
         JMSContentType
         application/xml
      


A sample proxy service to achieve this requirement is as below:

<?xml version="1.0" encoding="UTF-8"?>
<proxy xmlns="http://ws.apache.org/ns/synapse"
       name="WeblogicJMSSenderProxy"
       transports="http"
       statistics="disable"
       trace="disable"
       startOnLoad="true">
   <target>
      <inSequence>
         <property name="Accept-Encoding" scope="transport" action="remove"/>
         <property name="Content-Length" scope="transport" action="remove"/>
         <property name="Content-Type" scope="transport" action="remove"/>
         <property name="User-Agent" scope="transport" action="remove"/>
         <log level="custom">
            <property name="STATUS:"
                      value="------Message Sent by WeblogicJMSConsumerProxy--------"/>
         </log>
         <send>
            <endpoint>
               <address uri="jms:/jms/TestJMSQueue1?transport.jms.ConnectionFactoryJNDIName=jms/TestConnectionFactory1&java.naming.factory.initial=weblogic.jndi.WLInitialContextFactory&java.naming.provider.url=t3://localhost:7001&transport.jms.DestinationType=queue&transport.jms.ReplyDestination=jms/Queue2&transport.jms.ContentTypeProperty=JMSContentType"/>
            </endpoint>
         </send>
      </inSequence>
      <outSequence>
         <log level="custom">
            <property name="STATUS:"
                      value="------------------Out sequence invoked---------------------"/>
         </log>
         <log level="full"/>
         <log level="custom">
            <property name="STATUS:"
                      value="------------------Out sequence invoked - Before content type set ---------------------"/>
         </log>
         <send/>
      </outSequence>
   </target>
   <parameter name="transport.jms.ContentType">
      <rules>
         <jmsProperty>JMSContentType</jmsProperty>
         <default>application/xml</default>
      </rules>
   </parameter>
   <description/>
</proxy> 


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