Rmi

APPCLIENT non responsive after the deployment and execution of the following(have resolved all previous exceptions):

package JVA.remote;

import java.util.*; import java.rmi.*; import javax.ejb.spi.*; import javax.*; import javax.ejb.embeddable.EJBContainer; import javax.naming.*; import javax.ejb.*;
import javax.naming.Context;
import javax.naming.InitialContext;

public class MainRemote {

public static Context ctx;
public static BookEJB bookejb;

public static void main(String[] args) {
Book book= new Book();

System.setProperty("java.security.policy", "client.policy");
if (System.getSecurityManager() == null)
System.setSecurityManager(new RMISecurityManager());

Properties env = new Properties();
env.setProperty("java.naming.factory.initial", "org.jnp.interfaces.NamingContextFactory");
env.setProperty("java.naming.provider.url", "localhost:1527");
env.setProperty("java.naming.factory.url.pkgs", "org.jboss.naming");
env.setProperty("java.security","AllPermission");

Hashtable envHash = new Hashtable();
envHash.put(Context.INITIAL_CONTEXT_FACTORY, "org.jnp.interfaces.NamingContextFactory");
envHash.put(Context.PROVIDER_URL, "localhost:1527");
envHash.put(Context.URL_PKG_PREFIXES, "org.jboss.naming:org.jnp.interfaces" );

Map<String, Object> properties= new HashMap<String, Object>();
properties.put("ejb3Container", EJBContainer.APP_NAME);
properties.put("java:global/EJBContainerProvider",EJBContainer.PROVIDER);

try {
ctx= new InitialContext(envHash);
bookejb= (BookEJB)ctx.lookup("java:global/MainRemote-1.0/BookEJB");;
}
catch(NamingException ne) {
System.out.println(ne+"...");
}

bookejb.createBook(book);

System.out.println("Terminating Program...");
System.exit(0);

}

}