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From "viola.lu" <viola...@gmail.com>
Subject Re: java.lang.ClassNotFoundException: org.apache.activemq.jndi.ActiveMQInitialContextFactory
Date Mon, 19 Jan 2009 09:08:39 GMT

pls add backport-util-concurrent-*.*.jar under
$G_Dir\repository\backport-util-concurrent\backport-util-concurrent\*.*\ to
classpath.

axiez wrote:
> 
> I added activemq-core-4.1.2*.jar to classpath and retried. This time error
> message is:
> Exception in thread "main" java.lang.NoClassDefFoundError:
> edu/emory/mathcs/backport/java/util/concurrent/ConcurrentHashMap at
> org.apache.activemq.jndi.ActiveMQInitialContextFactory.getInitialContext(ActiveMQInitialContextFactory.java:63)
> ...
> ...
> 
> axiez wrote:
>> 
>> I have the following sample code and jndi.properties file:
>> import javax.jms.*;
>> import javax.naming.InitialContext;
>> import java.util.*;
>> import java.io.*;
>> public class LogClient {
>>     public static void main(String[] args) throws Exception {
>>         Properties p = new Properties();
>>         p.load(new FileInputStream("jndi.properties"));
>>         p.put("openejb.authentication.realmName","geronimo-admin");
>>         InitialContext ctx = new InitialContext(p);
>>         TopicConnectionFactory factory = (TopicConnectionFactory)
>> ctx.lookup("java:comp/env/jms/DefaultActiveMQConnectionFactory");
>>         TopicConnection connection = factory.createTopicConnection();
>>         TopicSession session = connection.createTopicSession(false,
>> Session.AUTO_ACKNOWLEDGE);
>>         Topic topic = (Topic)ctx.lookup("java:comp/env/jms/Topic");
>>         TopicPublisher publisher = session.createPublisher(topic);
>>         TextMessage msg = session.createTextMessage();
>>         msg.setText("This is a test message");
>>         publisher.send(msg);
>>         publisher.close();
>>         System.out.println("Message published. Please check application
>> server's console to see the response from MDB");
>>     }
>> }
>> 
>> jndi.properties file:
>> java.naming.factory.initial=org.apache.activemq.jndi.ActiveMQInitialContextFactory
>> java.naming.provider.url=tcp://localhost:61616
>> java.naming.security.principal=system
>> java.naming.security.credentials=manager
>> 
>> I ran the program after successful compilation. Error message is:
>> Exception in thread "main" javax.naming.NoInitialContextException: Cannot
>> instantiate class: org.apache.activemq.jndi.ActiveMQInitialContextFactory
>> [Root exception is java.lang.ClassNotFoundException:
>> org.apache.activemq.jndi.ActiveMQInitialContextFactory]
>> 
>> 
> 
> 

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