Marina,
I'm using 2.x, having ported the v2 implementation.
How do I "look up EJBHome"? (Remember I'm a newbie)
Lloyd
On Apr 10, 2009, at 5:04 PM, Marina Vatkina wrote:
> LLoyd,
>
> Are you using 2.x or 3.x EJBs? If it's the former, try looking up
> EJBHome, and calling create() on it.
>
> thanks,
> -marina
>
> Lloyd Chambers wrote:
>> This is the V3 trunk, active development. I've been tasked with
>> implementing MEJB, the JSR 77 Management EJB.
>> I'm a newbie at EJB, any ideas are appreciated— I'm having a
>> problem where PortableRemoteObject.narrow() returns null.
>> The app is deployed fine:
>> INFO: Deployment expansion took 10 INFO: DOL Loading time64
>> Apr 10, 2009 4:51:34 PM
>> com.sun.enterprise.security.provider.PolicyConfigurationImpl
>> generatePermissions
>> WARNING: No Principals mapped to Role [admin-role].
>> Apr 10, 2009 4:51:34 PM com.sun.ejb.containers.BaseContainer
>> initializeHome
>> INFO: Portable JNDI names for EJB MEJBBean : [java:global/MEJB/
>> MEJBBean, java:global/MEJB/MEJBBean!
>> org.glassfish.admin.mejb.MEJBHome]
>> Apr 10, 2009 4:51:34 PM com.sun.ejb.containers.BaseContainer
>> initializeHome
>> INFO: Glassfish-specific (Non-portable) JNDI names for EJB
>> MEJBBean : [org.glassfish.admin.mejb.MEJBHome]
>> Apr 10, 2009 4:51:34 PM INFO: ==> Uses Timers? == false
>> Apr 10, 2009 4:51:34 PM
>> org.glassfish.deployment.admin.DeployCommand execute
>> INFO: Deployment of MEJB done is 156 ms
>> My test code is below. When I run it, an IOR exists, so I presume
>> this means that the ejb can be seen and referenced.
>> But I get null from PortableRemoteObject.narrow().
>> Got ref: IOR:
>> 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
>> for java:global/MEJB/MEJBBean
>> Got ManagementHome: null for java:global/MEJB/MEJBBean
>> Caught an unexpected exception!
>> java.lang.NullPointerException
>> at org.glassfish.admin.mejb.test.MEJBTest.main(MEJBTest.java:
>> 48)
>> public static void main(String[] args) {
>> try {
>> final Properties env = new Properties();
>> env.put("java.naming.factory.initial",
>> "com.sun.jndi.cosnaming.CNCtxFactory");
>> env.put("java.naming.provider.url", "iiop://localhost:
>> 3700");
>> final Context initial = new InitialContext(env);
>> //final String mejbName = MEJBUtility.MEJB_DEFAULT_NAME;
>> final String mejbName = "java:global/MEJB/MEJBBean";
>> final Object objref = initial.lookup(mejbName);
>> println("Got ref: " + objref + " for " + mejbName);
>> final ManagementHome home =
>> (ManagementHome)PortableRemoteObject.narrow(objref,
>> ManagementHome.class);
>> println("Got ManagementHome: " + home + " for " +
>> mejbName);
>> final Management mejb = home.create();
>> println("Got the MEJB");
>> test(mejb);
>> mejb.remove();
>> } catch (Exception ex) {
>> System.err.println("Caught an unexpected exception!");
>> ex.printStackTrace();
>> }
>> }
>> }
>> Lloyd Chambers
>> lloyd.chambers_at_sun.com <mailto:lloyd.chambers_at_sun.com>
>> GlassFish Team
>
>
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Lloyd Chambers
lloyd.chambers_at_sun.com
GlassFish Team