log4j:WARN No appenders could be found for logger
(org.jnp.interfaces.NamingContext).
log4j:WARN Please initialize the log4j system properly.
javax.naming.CommunicationException: Could not obtain connection to any of
these urls: localhost:1099 and discovery failed with error:
javax.naming.CommunicationException: Receive timed out [Root exception is
java.net.SocketTimeoutException: Receive timed out] [Root exception is
javax.naming.CommunicationException: Failed to connect to server
localhost:1099 [Root exception is javax.naming.ServiceUnavailableException:
Failed to connect to server localhost:1099 [Root exception is
java.net.ConnectException: Connection refused: connect]]]
at org.jnp.interfaces.NamingContext.checkRef(NamingContext.java:1399)
at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:579)
at org.jnp.interfaces.NamingContext.lookup(NamingContext.java:572)
at javax.naming.InitialContext.lookup(InitialContext.java:347)
at _1108.TestEJB.main(TestEJB.java:14)
Caused by: javax.naming.CommunicationException: Failed to connect to server
localhost:1099 [Root exception is javax.naming.ServiceUnavailableException:
Failed to connect to server localhost:1099 [Root exception is
java.net.ConnectException: Connection refused: connect]]
at org.jnp.interfaces.NamingContext.getServer(NamingContext.java:254)
at org.jnp.interfaces.NamingContext.checkRef(NamingContext.java:1370)
... 4 more
Caused by: javax.naming.ServiceUnavailableException: Failed to connect to
server localhost:1099 [Root exception is java.net.ConnectException: Connection
refused: connect]
at org.jnp.interfaces.NamingContext.getServer(NamingContext.java:228)
... 5 more
Caused by: java.net.ConnectException: Connection refused: connect
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:305)
at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:171)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:158)
at java.net.Socket.connect(Socket.java:452)
at java.net.Socket.connect(Socket.java:402)
at java.net.Socket.<init>(Socket.java:309)
at java.net.Socket.<init>(Socket.java:211)
at org.jnp.interfaces.TimedSocketFactory.createSocket
(TimedSocketFactory.java:69)
at org.jnp.interfaces.TimedSocketFactory.createSocket
(TimedSocketFactory.java:62)
at org.jnp.interfaces.NamingContext.getServer(NamingContext.java:224)
... 5 more

import javax.naming.*;
import javax.rmi.PortableRemoteObject;
import javax.naming.InitialContext;
import java.util.Hashtable;
public class TestEJB {
      public static void main(String[] args) {
            try{
                  Context ctx=getInitialContext();
                  Object ref=ctx.lookup("ConvertCharacter";
                  ConvertCharacterHome home=
                  (ConvertCharacterHome)PortableRemoteObject.narrow(
                  ref,ConvertCharacterHome.class);
                  ConvertCharacter user=home.create();
                  System.out.println(user.HelloEcho("So easy!");
            }
            catch(Exception e) {
                  e.printStackTrace();
            }
      }
      private static Context getInitialContext() throws NamingException {
            Hashtable environment = new Hashtable();
            environment.put(Context.INITIAL_CONTEXT_FACTORY,
            "org.jnp.interfaces.NamingContextFactory";
            environment.put(Context.URL_PKG_PREFIXES,
            "org.jboss.namingrg.jnp.interfaces";
            environment.put(Context.PROVIDER_URL, "jnp://localhost:1099";
            return new InitialContext(environment);
      }
}

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