Hi,
I wrote the following
test client that runs as standalong program to post a message into the topic. This topic is hosted in the server instance running inside WSAD and I am using the default JMS service.
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Exception
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com.ibm.websphere.naming.CannotInstantiateObjectException: Exception occurred while the JNDI NamingManager was processing a javax.naming.Reference object. Root exception is java.lang.Exception: De-reference of JMS provider's Reference failed - check provider is on classpath
at com.ibm.ejs.jms.JMSConnectionFactoryFactory.getObjectInstance(JMSConnectionFactoryFactory.java:89)
at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:313)
at com.ibm.ws.naming.util.Helpers.processSerializedObjectForLookup(Helpers.java:884)
at com.ibm.ws.naming.jndicos.CNContextImpl.processResolveResults(CNContextImpl.java:1674)
at com.ibm.ws.naming.jndicos.CNContextImpl.doLookup(CNContextImpl.java:1537)
at com.ibm.ws.naming.jndicos.CNContextImpl.doLookup(CNContextImpl.java:1457)
at com.ibm.ws.naming.jndicos.CNContextImpl.lookup(CNContextImpl.java:1167)
at com.ibm.ws.naming.util.WsnInitCtx.lookup(WsnInitCtx.java:132)
at javax.naming.InitialContext.lookup(InitialContext.java:359)
at TopicClient.main(TopicClient.java:44)
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Client Code
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try {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY,
"com.ibm.websphere.naming.WsnInitialContextFactory");
env.put(Context.PROVIDER_URL, "iiop://localhost:2809");
ctx = new InitialContext(env);
//System.out.println( ctx.
TopicConnectionFactory tcf = (TopicConnectionFactory) ctx.lookup("WASTopicConnectionFactory");
TopicConnection connection = tcf.createTopicConnection();
connection.start();
boolean transacted = false;
TopicSession session =
connection.createTopicSession( transacted, Session.AUTO_ACKNOWLEDGE);
TopicPublisher pub = session.createPublisher(topic);
TextMessage outMessage = session.createTextMessage("Heloooooo");
pub.publish(outMessage);
System.out.println("Message placed");
