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Code Block

ant stockquote -Dmode=placeorder -Dtrpurl="jms:/JMStoHTTPStockQuoteProxy?transport.jms.ConnectionFactoryJNDIName=QueueConnectionFactory&java.naming.factory.initial=org.apache.activemq.jndi.ActiveMQInitialContextFactory&java.naming.provider.url=tcp://localhost:61616&transport.jms.ContentTypeProperty=Content-Type&transport.jms.DestinationType=queue"

Generally, JMS is used for one-way, asynchronous message exchange. However you can perform synchronous messaging also with JMS. Described below is how to configure WSO2 ESB for two-way and quad-channel synchronous messaging.

JMS Synchronous Invocations : Dual Channel HTTP-to-JMS

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Diagram 4 : Dual-channel JMS synchronous invocations

The following example code shows configuration of WSO2 ESB for dual-channel JMS synchronous invocations.

Code Block

language	html/xml
title	Example code 4

<proxy name="StockQuoteProxy" transports="http">
      <target>
          <endpoint>
                  <address uri="jms:/SimpleStockQuoteService?transport.jms.ConnectionFactoryJNDIName=QueueConnectionFactory&amp;                 java.naming.factory.initial=org.apache.activemq.jndi.ActiveMQInitialContextFactory&amp;java.naming.provider.url=tcp://localhost:61616&amp;transport.jms.DestinationType=queue&amp;transport.jms.ReplyDestination=SimpleStockQuoteServiceReply"/>
          </endpoint>
          <inSequence>
              <property action="set" name="transport.jms.ContentTypeProperty" value="Content-Type" scope="axis2"/>
          </inSequence>
          <outSequence>
              <property action="remove" name="TRANSPORT_HEADERS" scope="axis2"/>
              <send/>
          </outSequence>
      <target>
      <publishWSDL uri="file:repository/conf/sample/resources/proxy/sample_proxy_1.wsdl"/>
  </proxy>

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Old Version 5

New Version 6

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JMS Synchronous Invocations : Dual Channel HTTP-to-JMS