Problem running JMS client java program accessing Websphere 5.0 jms server

[Ab Sharma]

I am getting the following error ...(failed to create MQQueueManager for '') while tryingto get a JMS connection .. Can somebody help... I am appending the code and the exception faced


------------------------Code-----------------------

/*
 * Created on Aug 20, 2004
 *
 * To change the template for this generated file go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
package com.jasmine.utils;
 
import java.util.Hashtable;
 
import javax.jms.JMSException;
import javax.jms.Session;
import javax.jms.TextMessage;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicPublisher;
import javax.jms.TopicSession;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
 
/**
 * @author Administrator
 *
 * To change the template for this generated type comment go to
 * Window>Preferences>Java>Code Generation>Code and Comments
 */
public class MessageSender {
 

public final static String JNDI_FACTORY = "com.ibm.websphere.naming.WsnInitialContextFactory";
public final static String JMS_FACTORY  = "javax.jms.TopicConnectionFactory";
public final static String TOPIC = "testtopic";
public final static String URL = "t3://localhost:7001";
protected TopicConnectionFactory tconFactory;
protected TopicConnection tcon;
protected TopicSession tsession;
protected TopicPublisher tpublisher;
protected Topic topic;
protected TextMessage msg;
 
 
public void init(Context ctx, String topicName) throws NamingException, JMSException{
tconFactory = (TopicConnectionFactory) ctx.lookup("javax.jms.TopicConnectionFactory");
tcon=tconFactory.createTopicConnection();
tsession = tcon.createTopicSession(false,Session.AUTO_ACKNOWLEDGE);
topic = (Topic)ctx.lookup(topicName);
tpublisher = tsession.createPublisher(topic);
msg = tsession.createTextMessage();
tcon.start();
}
 
 
public void sendMessage(String message) throws JMSException{
try {
InitialContext ctx = getInitialContext(URL);
init(ctx,TOPIC);
send(message);
} catch (Exception e) {
throw new JMSException(e.getMessage());
}
finally{
close();
}
}
 
 
public void send(String value) throws JMSException{
msg.setText(value);
tpublisher.publish(msg);
}
 
 
public void close() throws JMSException{
tpublisher.close();
tsession.close();
tcon.close();
}
 
protected static InitialContext getInitialContext(String url) throws NamingException{
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY,JNDI_FACTORY);
env.put(Context.PROVIDER_URL,url);
env.put("weblogc.jndi.createIntermediateContexts","true");
return new InitialContext(env);
}
 
public static void main(String[] args) throws Exception{
/*if (args.length!=1) {
System.out.println("Usage: java MessageSender <initialContextURL>");
return;
}
*/
InitialContext ic = getInitialContext("iiop://localhost:2809");
//InitialContext ic = new InitialContext();
if (ic==null) System.out.println("Problem");
MessageSender sender = new MessageSender();
sender.init(ic,TOPIC);
System.out.println("Sending..");
sender.send("abhishek here from client");
System.out.println("Sent successfully");
sender.close();
}
 
}

---------------------------------------------------



--------------------------Exception----------------------------
javax.jms.JMSException: MQJMS2005: failed to create MQQueueManager for ''
at com.ibm.mq.jms.services.ConfigEnvironment.newException(ConfigEnvironment.java:556)
at com.ibm.mq.jms.MQConnection.createQM(MQConnection.java:1736)
at com.ibm.mq.jms.MQConnection.createQMNonXA(MQConnection.java:1129)
at com.ibm.mq.jms.MQTopicConnection.<init>(MQTopicConnection.java:207)
at com.ibm.mq.jms.MQTopicConnection.<init>(MQTopicConnection.java:127)
at com.ibm.mq.jms.MQTopicConnectionFactory.createMQTopicConnection(MQTopicConnectionFactory.java:389)
at com.ibm.mq.jms.MQTopicConnectionFactory.createTopicConnection(MQTopicConnectionFactory.java:262)
at com.jasmine.utils.MessageSender.init(MessageSender.java:46)
at com.jasmine.utils.MessageSender.main(MessageSender.java:99)
Exception in thread "P=816903 =0:CT"
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[ August 21, 2004: Message edited by: Marilyn de Queiroz ]

[Marilyn de Queiroz]

Just a note: it is more readable if you use the UBB code tags (under the edit box) when you post rather than just typing the word "code"