why ? - exception: error during JRMP connection establishmen

[reckless_jack]

hi can nyone tell me why problem mentioned in subject line is occuring
below here my code;

package example;

import javax.naming.Context;
import javax.naming.InitialContext;
import java.util.Properties;

public class HelloClient {

public static void main(String[ ] args) throws Exception {



System.setProperty("java.naming.factory.initial", "org.jnp.interfaces.NamingContextFactory");
System.setProperty("java.naming.provider.url","jnp://localhost:1099");
System.setProperty("java.naming.factory.url.pkgs","org.jboss.namimg:org.jboss.jnp.interfaces");
System.setProperty("jnp.socketFactory","org.jnp.interfaces.TimedSocketFactory");
System.setProperty("jnp.timeout","10000");

Properties prop=System.getProperties( );

Context ctx=new InitialContext( prop );

Object obj=ctx.lookup("Hello");

HelloHome home = (HelloHome) javax.rmi.PortableRemoteObject.narrow( obj, HelloHome.class);

Hello hello=home.create( );

System.out.println( hello.hello() );

hello.remove( );
}
}

[reckless_jack]

I am getting exception-
error during JRMP connection establishment : nested exception
java.net.SocketException- Connection Reset


chek out my ejb -------------

-----Hello.java---------
package example;

import javax.ejb.*;
import java.rmi.RemoteException;

public interface Hello extends EJBObject {

public String hello() throws RemoteException;

}

----------------HelloBean.java------------------
package example;

import javax.ejb.*;

public class HelloBean implements SessionBean {

private SessionContext ctx;

// ejbRequiredmethod

public void ejbCreate( ) {
System.out.println("ejbCreate() ");
}

public void ejbRemove( ) {
System.out.println("ejbRemove() " );
}

public void ejbActivate( ) {
System.out.println(" ejbActivate() " );
}

public void ejbPassivate( ) {
System.out.println(" ejbPassivate() " );
}

public void setSessionContext(SessionContext ctx ) {
this.ctx=ctx;
}

// business methods

public String hello() {
System.out.println(" hello() " );
return "----Hello, World !---" ;
}
}

--------------------HelloHome.java-----------------
package example;

import javax.ejb.*;
import java.rmi.RemoteException;

public interface HelloHome extends EJBHome {

Hello create() throws RemoteException,CreateException;

}

--------------HelloLocal.java-------------------

package example;

import javax.ejb.*;

public interface HelloLocal extends EJBLocalObject {

public String hello();

}
--------------------HelloLocalHome------------

package example;

import javax.ejb.*;

public interface HelloLocalHome extends EJBLocalHome {

HelloLocal create( ) throws CreateException;
}

----------Client code which access above bean-------------

package example;

import javax.naming.Context;
import javax.naming.InitialContext;
import java.util.Properties;

public class HelloClient {

public static void main(String[ ] args) throws Exception {



System.setProperty("java.naming.factory.initial", "org.jnp.interfaces.NamingContextFactory");
System.setProperty("java.naming.provider.url","jnp://localhost:1099");
System.setProperty("java.naming.factory.url.pkgs","org.jboss.namimg:org.jboss.jnp.interfaces");
System.setProperty("jnp.socketFactory","org.jnp.interfaces.TimedSocketFactory");
System.setProperty("jnp.timeout","10000");

Properties prop=System.getProperties( );

Context ctx=new InitialContext( prop );

Object obj=ctx.lookup("Hello");

HelloHome home = (HelloHome) javax.rmi.PortableRemoteObject.narrow( obj, HelloHome.class);

Hello hello=home.create( );

System.out.println( hello.hello() );

hello.remove( );
}
}

-------------ejb-jar.xml --------------


<ejb-jar xmlns="http://java.sun.com/xml/ns/j2ee" version="2.1"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/ejb-jar_2_1.xsd">

<enterprise-beans>

<ejb-name>Hello</ejb-name>
example.HelloHome
example.Hello
<local-home>example.HelloLocalHome</local-home>
example.HelloLocal
<ejb-class>example.HelloBean</ejb-class>
<session-type>Stateless</session-type>
<transaction-type>Container</transaction-type>

</enterprise-beans>

</ejb-jar>


------------------------------------------
do i need to use username and password from client code
,when jboss is already running