Problem with EJB

Question

hi,
i am using sun application since i am learning EJB.
i am getting this error while running a sample EJB code...
i have deployed ejb successfully and trying to run a client code.
D:\Users\j2ee\headfirst>java headfirst.AdviceClient
Nov 21, 2006 3:00:29 PM com.sun.corba.ee.spi.logging.LogWrapperBase doLog
INFO: "IOP00710299: (INTERNAL) Successfully created IIOP listener on the specifi
ed host/port: all interfaces/3683"
WHAT IS THIS
javax.naming.NameNotFoundException: AdviceBean not found
at com.sun.enterprise.naming.TransientContext.doLookup(TransientContext.
java:185)
at com.sun.enterprise.naming.TransientContext.lookup(TransientContext.ja
va:157)
at com.sun.enterprise.naming.TransientContext.lookup(TransientContext.ja
va:161)
at com.sun.enterprise.naming.SerialContextProviderImpl.lookup(SerialCont
extProviderImpl.java:101)
at sun.reflect.GeneratedMethodAccessor64.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at com.sun.corba.ee.impl.presentation.rmi.ReflectiveTie._invoke(Reflecti
veTie.java:123)
at com.sun.corba.ee.impl.protocol.CorbaServerRequestDispatcherImpl.dispa
tchToServant(CorbaServerRequestDispatcherImpl.java:648)
at com.sun.corba.ee.impl.protocol.CorbaServerRequestDispatcherImpl.dispa
tch(CorbaServerRequestDispatcherImpl.java:192)
at com.sun.corba.ee.impl.protocol.CorbaMessageMediatorImpl.handleRequest
Request(CorbaMessageMediatorImpl.java:1709)
at com.sun.corba.ee.impl.protocol.CorbaMessageMediatorImpl.handleRequest
(CorbaMessageMediatorImpl.java:1569)
at com.sun.corba.ee.impl.protocol.CorbaMessageMediatorImpl.handleInput(C
orbaMessageMediatorImpl.java:951)
at com.sun.corba.ee.impl.protocol.giopmsgheaders.RequestMessage_1_2.call
back(RequestMessage_1_2.java:181)
at com.sun.corba.ee.impl.protocol.CorbaMessageMediatorImpl.handleRequest
(CorbaMessageMediatorImpl.java:721)
at com.sun.corba.ee.impl.transport.SocketOrChannelConnectionImpl.dispatc
h(SocketOrChannelConnectionImpl.java:469)
at com.sun.corba.ee.impl.transport.SocketOrChannelConnectionImpl.doWork(
SocketOrChannelConnectionImpl.java:1258)
at com.sun.corba.ee.impl.orbutil.threadpool.ThreadPoolImpl$WorkerThread.
run(ThreadPoolImpl.java:409)
D:\Users\j2ee\headfirst>
REMOTE INTERFACE :
package headfirst;
import javax.ejb.*;
import java.rmi.RemoteException;
public interface Advice extends EJBObject
public String getAdvice() throws RemoteException;
HOME INTERFACE :
package headfirst;
import javax.ejb.*;
import java.rmi.RemoteException;
public interface AdviceHome extends EJBHome
public Advice create()throws CreateException,RemoteException;
BEAN :
package headfirst;
import javax.ejb.*;
public class AdviceBean implements SessionBean
private SessionContext ctx;
private String[] adviceStrings={"Visualise yourself", "Work Hard", "Early to bed Early to rise makes a man healthy wealthy and wise",
"Rest Dont work today", "Take a cup of tea"};
public void ejbActivate()
System.out.println("ejb activate");
public void ejbPassivate()
System.out.println("ejb passivate");
public void ejbRemove()
System.out.println("ejb remove");
public void setSessionContext(SessionContext ctx)
this.ctx=ctx;
System.out.println("Session Context");
//This is the business method
public String getAdvice()
System.out.println("Inside get Advice");
int random=(int)(Math.random()*adviceStrings.length);
return adviceStrings[random];
//You must have ejbCreate() method It is a EJB rule. It does not come from SessionBean Interface.
public void ejbCreate()
System.out.println("ejb create");
CLIENT CODE :
package headfirst;
import javax.naming.*;
import javax.rmi.*;
import java.rmi.*;
import java.util.Properties;
public class AdviceClient
public static void main(String[] args)
new AdviceClient().go();
public void go()
try{
AdviceHome home=null;
Advice advisor=null;
Properties props=System.getProperties();
Context ic=new InitialContext(props);
Object o=ic.lookup("ejb/AdviceBean");
home=(AdviceHome)PortableRemoteObject.narrow(o,AdviceHome.class);
advisor=home.create();
System.out.println(advisor.getAdvice()+"displayed");
catch(Exception e)
System.out.println(" WHAT IS THIS ");
e.printStackTrace();
could you help me out ...please....

Answer 1

Looks like you are running a standalone java client, as opposed to JavaEE application client. You may find helpful info in Glassfish EJB FAQ:
https://glassfish.dev.java.net/javaee5/ejb/EJB_FAQ.html
-cheng