On 20 Dec 2011, at 11:02, S B <sbl...@gmail.com> wrote: > Hi, > > I created and deployed an MBean in my tomcat. It uses datasource to connect > to DB.
Which version of Java? Tomcat? > My questions is: > > When I create InitialContext() inside MBean's constructor and pass the > envContext to DBManager class to lookup datasource it works fine. However > when I create InitialContext() in DBManager class, it fails. > > Is it necessary to create InitialContext() during loading of MBean (either > in ContextListener class or inside MBean constructor). It depends on where you run the code. You haven't told us this. Can you post a code example. p > When I did new InitialContext() in my DBManager class which is called from > hello method of MBean it failed with below exception: > > avax.naming.NoInitialContextException: Cannot instantiate class: > org.apache.naming.java.javaURLContextFactory [Root exception is > java.lang.ClassNotFoundException: > org.apache.naming.java.javaURLContextFactory] > > I invoked hello method of MBean from JConsole. > > > Please let me know is it Tomcat specific? or same behavior is seen across > all app servers. Also, What difference does it make if I create > InitialContext inside MBean's constructor or in some other class at a later > point of time. > > Thanks > Ravi --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
