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Used to test send JMS message in WebSphere
/**
*
*/
package net.croz.jms.test;
import java.util.Date;
import java.util.Hashtable;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.Session;
import javax.jms.TextMessage;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
/**
* @author mresetar
*
*/
public class SendJmsMessage {
private static final String IIOP_ADDRESS = "iiop://localhost:2812";
private static final String JMS_JNDI_QUEUE_NAME = "jms/testQueue";
private static final String JMS_JND_QUEUE_CONN_FACT_NAME = "jms/testCF";
private void runConnectAndSend() {
try {
final InitialContext context = setupJndiConnetion();
// Lookup the topic connection factory
// from the initial context.
QueueConnectionFactory qcf = qcfLookup(context);
QueueConnection connection = qcf.createQueueConnection();
Session sess = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = queueLookup(context);
sendMessage(sess, queue);
} catch (NamingException ne) {
ne.printStackTrace();
} catch (JMSException jmse) {
Exception linkedException = jmse.getLinkedException();
if (linkedException != null) {
linkedException.printStackTrace();
}
jmse.printStackTrace();
}
}
private void sendMessage(Session sess, Queue queue) throws JMSException {
System.out.println("Sending message");
MessageProducer producer = sess.createProducer(queue);
TextMessage message = sess.createTextMessage();
String text = "Hello World at: " + new Date();
message.setText(text);
producer.send(message);
System.out.println("Message '" + text + "' sent.");
}
private Queue queueLookup(final InitialContext context)
throws NamingException {
System.out.println("Performing lookup of " + JMS_JNDI_QUEUE_NAME);
Queue queue = (Queue) context.lookup(JMS_JNDI_QUEUE_NAME);
return queue;
}
private QueueConnectionFactory qcfLookup(final InitialContext context)
throws NamingException {
System.out.println("Performing lookup of " + JMS_JND_QUEUE_CONN_FACT_NAME);
QueueConnectionFactory qcf = (QueueConnectionFactory) context.lookup(JMS_JND_QUEUE_CONN_FACT_NAME);
return qcf;
}
private InitialContext setupJndiConnetion() throws NamingException {
System.out.println("Trying to connect to JNDI at: " + IIOP_ADDRESS);
// final InitialContext context = new InitialContext();
String icf = "com.ibm.websphere.naming.WsnInitialContextFactory";
// Initialise JNDI properties
Hashtable<String, Object> env = new Hashtable<String, Object>();
env.put(Context.INITIAL_CONTEXT_FACTORY, icf);
env.put(Context.PROVIDER_URL, IIOP_ADDRESS);
final InitialContext context = new InitialContext(env);
System.out.println("JNDI conntext was setup. Connected to: " + IIOP_ADDRESS);
System.out.println("JNDI reading name in namespace:" + context.getNameInNamespace());
return context;
}
public static void main(String[] args) throws NamingException {
SendJmsMessage sendJmsMessage = new SendJmsMessage();
sendJmsMessage.runConnectAndSend();
}
}
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