thanx for your immediate reply . i have configured the mailsession as descriibe in weblogic site.i have configured the config.xml. after modifying the config.xml if i tried to run the client application it is throwing following exception.

i am here attaching the MailClient.jave and my bean class.can anyone suggest me what is the reason of the error.

thanx

rupalim

============================================================================================================================================

import javax.naming.Context;
import javax.naming.InitialContext;
import javax.rmi.PortableRemoteObject;
import ejb1.*;
import java.util.*;

public class MailClient {

   public static void main(String[] args) {
       try {
     Properties h = new Properties();
     h.put(Context.INITIAL_CONTEXT_FACTORY, "weblogic.jndi.WLInitialContextFactory");
     h.put(Context.PROVIDER_URL, "t3://localhost:7001");

Context initial = new InitialContext(h);
System.out.println("here in clinet1");

String recipient = "[EMAIL PROTECTED]";

     Object objref = initial.lookup("mail");
     ConfirmerHome home =
     (ConfirmerHome)PortableRemoteObject.narrow(objref,
                                            ConfirmerHome.class);
     Confirmer confirmer = home.create();
     confirmer.sendNotice(recipient);
     System.exit(0);

       } catch (Exception ex) {
           System.err.println("Caught an unexpected exception!");
           ex.printStackTrace();
       }
   }
}
============================================================================================================================================

package ejb1;

import java.rmi.RemoteException;
import java.io.Serializable;
import java.io.IOException;
import java.util.*;
import java.text.*;
import javax.ejb.*;
import javax.mail.*;
import javax.activation.*;
import javax.mail.internet.*;
import javax.naming.*;

public class ConfirmerBean implements SessionBean {

SessionContext sc;
private static final String mailer = "JavaMailer";

public void sendNotice(String recipient) {

      try {
          Context initial = new InitialContext();
          Session session =
            (Session) initial.lookup("MailSession");

System.out.println("Found mail session " + session);

Message msg = new MimeMessage(session);
msg.setFrom();

msg.setRecipients(Message.RecipientType.TO,
InternetAddress.parse(recipient, false));

msg.setSubject("Test Message from ConfirmerBean");

DateFormat dateFormatter = DateFormat.getDateTimeInstance(
DateFormat.LONG, DateFormat.SHORT);

Date timeStamp = new Date();

          String messageText = "Thank you for your order." + '\n' +
             "We received your order on " +
             dateFormatter.format(timeStamp) + ".";

msg.setText(messageText);

msg.setHeader("X-Mailer", mailer);
msg.setSentDate(timeStamp);

Transport.send(msg);

          System.out.println("Mail sent");
      } catch(Exception e) {
          throw new EJBException(e.getMessage());
      }
   }

   public ConfirmerBean() {}
   public void ejbCreate() {}
   public void ejbRemove() {}
   public void ejbActivate() {}
   public void ejbPassivate() {}
   public void setSessionContext(SessionContext sc) {}

}

=========================================================================================================================================

C:\bea\ex>java MailClient
here in clinet1
Caught an unexpected exception!
javax.naming.ConfigurationException. Root exception is java.rmi.MarshalException: error marshalling return; nested
java.io.NotSerializableException: javax.mail.Session

Start server side stack trace:
java.rmi.MarshalException: error marshalling return; nested exception is:
        java.io.NotSerializableException: javax.mail.Session
java.io.NotSerializableException: javax.mail.Session
        at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1148)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
        at weblogic.common.internal.ChunkedObjectOutputStream.writeObject(ChunkedObjectOutputStream.java:115)
        at weblogic.common.internal.ChunkedObjectOutputStream.writeObject(ChunkedObjectOutputStream.java:121)
        at weblogic.jndi.internal.RootNamingNode_WLSkel.invoke(Unknown Source)
        at weblogic.rmi.internal.BasicServerRef.invoke(BasicServerRef.java:298)
        at weblogic.rmi.cluster.ReplicaAwareServerRef.invoke(ReplicaAwareServerRef.java:93)
        at weblogic.rmi.internal.BasicServerRef.handleRequest(BasicServerRef.java:267)
        at weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:22)
        at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
        at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
End server side stack trace
; nested exception is:
        java.io.NotSerializableException: javax.mail.Session

Start server side stack trace:
java.io.NotSerializableException: javax.mail.Session
        at java.io.ObjectOutputStream.outputObject(ObjectOutputStream.java:1148)
        at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:366)
        at weblogic.common.internal.ChunkedObjectOutputStream.writeObject(ChunkedObjectOutputStream.java:115)
        at weblogic.common.internal.ChunkedObjectOutputStream.writeObject(ChunkedObjectOutputStream.java:121)
        at weblogic.jndi.internal.RootNamingNode_WLSkel.invoke(Unknown Source)
        at weblogic.rmi.internal.BasicServerRef.invoke(BasicServerRef.java:298)
        at weblogic.rmi.cluster.ReplicaAwareServerRef.invoke(ReplicaAwareServerRef.java:93)
        at weblogic.rmi.internal.BasicServerRef.handleRequest(BasicServerRef.java:267)
        at weblogic.rmi.internal.BasicExecuteRequest.execute(BasicExecuteRequest.java:22)
        at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:139)
        at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:120)
End server side stack trace

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