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Client wont connect to remote interface of EJB
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created by <a href="http://community.jboss.org/people/juankprada">Juan Camilo Prada</a> in <i>EJB Development</i> - <a href="http://community.jboss.org/message/559641#559641">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi guys, I'm really new to EJB and JEE in general.</p><p>So far im trying to make this EJB to work with no succes til now. I really dont know what is the problem. I'm following this book and I tried the examples and all works fine in a local server, but now, i deployed my beans to an external server, with a public IP, and I cant seem to get things work.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The Bean is this:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java"><font color="navy"><b>package</b></font> server.ejb.gmail;
 
<font color="navy"><b>import</b></font> javax.ejb.Stateless;
<font color="navy"><b>import</b></font> com.google.gdata.data.appsforyourdomain.AppsForYourDomainException;
<font color="navy"><b>import</b></font> com.google.gdata.client.appsforyourdomain.*;
<font color="navy"><b>import</b></font> sample.appsforyourdomain.*;
 
@Stateless
<font color="navy"><b>public</b></font> <font color="navy"><b>class</b></font> GmailBean <font color="navy"><b>implements</b></font> GmailBeanRemote, GmailBeanLocal <font color="navy">{</font>
   
    <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> ConexionGmail()
    <font color="navy">{</font>
       
        AppsForYourDomainClient client = <font color="navy"><b>null</b></font>;
        <font color="navy"><b>try</b></font> <font color="navy">{</font>
            client = <font color="navy"><b>new</b></font> AppsForYourDomainClient(<font color="red">"user@domain.com"</font>,
                    <font color="red">"password"</font>, <font color="red">"domain.com"</font>);
           
            System.out.println(<font color="red">"Hello world"</font>);
        <font color="navy">}</font> <font color="navy"><b>catch</b></font> (Exception e) <font color="navy">{</font>
 
            System.out.println(<font color="red">"Error conexion gmail:"</font> + e.getMessage());
 
        <font color="navy">}</font>
    <font color="navy">}</font>
 
<font color="navy">}</font>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>GmailBeanRemote looks like this:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java"><font color="navy"><b>package</b></font> server.ejb.gmail;
<font color="navy"><b>import</b></font> javax.ejb.Remote;
 
@Remote
<font color="navy"><b>public</b></font> <font color="navy"><b>interface</b></font> GmailBeanRemote <font color="navy">{</font>
     <font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> ConexionGmail();
<font color="navy">}</font>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>GmailBeanLocal is exactly like the remote counterpart, the only difference is the tag which uses @Local instead of @Remote</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The client Im using is this:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java"><font color="navy"><b>package</b></font> client.usuario;
 
<font color="navy"><b>import</b></font> java.util.Properties;
 
<font color="navy"><b>import</b></font> javax.naming.Context;
<font color="navy"><b>import</b></font> javax.naming.InitialContext;
<font color="navy"><b>import</b></font> javax.naming.NamingException;
<font color="navy"><b>import</b></font> javax.rmi.PortableRemoteObject;
 
<font color="navy"><b>import</b></font> server.ejb.gmail.GmailBeanRemote;
<font color="navy"><b>import</b></font> server.ejb.usuario.UsuarioBeanRemote;
 
<font color="navy"><b>public</b></font> <font color="navy"><b>class</b></font> CrearUsuario <font color="navy">{</font>
 
   <font color="navy"><b>public</b></font> <font color="navy"><b>static</b></font> <font color="navy"><b>void</b></font> main(String[] args) <font color="navy">{</font>
        <font color="navy"><b>try</b></font> <font color="navy">{</font>
            Properties p = <font color="navy"><b>new</b></font> Properties();
            p.put(Context.INITIAL_CONTEXT_FACTORY,
                    <font color="red">"org.jnp.interfaces.NamingContextFactory"</font>);
           
            p.put(Context.URL_PKG_PREFIXES,
                    <font color="red">"org.jboss.naming:org.jnp.interfaces"</font>);
           
            p.put(Context.PROVIDER_URL, <font color="red">"jnp://myhost:1099"</font>);
           
            Context ctx = <font color="navy"><b>new</b></font> InitialContext(p);
           
            Object ref = ctx.lookup(<font color="red">"GmailBean/remote"</font>);
            GmailBeanRemote ebr = (GmailBeanRemote) PortableRemoteObject.narrow(ref, GmailBeanRemote.class);
            ebr.ConexionGmail();
        <font color="navy">}</font> <font color="navy"><b>catch</b></font> (NamingException e)
        <font color="navy">{</font>
            e.printStackTrace();
        <font color="navy">}</font>
    <font color="navy">}</font>
 
<font color="navy">}</font>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>If there is any way the JNDI output is useful, here it is:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code">+- UserTransactionSessionFactory (proxy: $Proxy112 implements interface org.jboss.tm.usertx.interfaces.UserTransactionSessionFactory)
  +- UUIDKeyGeneratorFactory (class: org.jboss.ejb.plugins.keygenerator.uuid.UUIDKeyGeneratorFactory)
  +- HiLoKeyGeneratorFactory (class: org.jboss.ejb.plugins.keygenerator.hilo.HiLoKeyGeneratorFactory)
  +- SecureDeploymentManager (class: org.jnp.interfaces.NamingContext)
  |   +- remote[link -> DeploymentManager] (class: javax.naming.LinkRef)
  +- SecureManagementView (class: org.jnp.interfaces.NamingContext)
  |   +- remote[link -> ManagementView] (class: javax.naming.LinkRef)
  +- DeploymentManager (class: org.jboss.aop.generatedproxies.AOPProxy$4)
  +- UsuarioBean (class: org.jnp.interfaces.NamingContext)
  |   +- local (class: Proxy for: server.ejb.usuario.UsuarioBeanLocal)
  |   +- local-server.ejb.usuario.UsuarioBeanLocal (class: Proxy for: server.ejb.usuario.UsuarioBeanLocal)
  |   +- remote-server.ejb.usuario.UsuarioBeanRemote (class: Proxy for: server.ejb.usuario.UsuarioBeanRemote)
  |   +- remote (class: Proxy for: server.ejb.usuario.UsuarioBeanRemote)
  +- XAConnectionFactory (class: org.hornetq.jms.client.HornetQConnectionFactory)
  +- ProfileService (class: org.jboss.aop.generatedproxies.AOPProxy$2)
  +- SecureProfileService (class: org.jnp.interfaces.NamingContext)
  |   +- remote[link -> ProfileService] (class: javax.naming.LinkRef)
  +- queue (class: org.jnp.interfaces.NamingContext)
  |   +- DLQ (class: org.hornetq.jms.client.HornetQQueue)
  |   +- ExpiryQueue (class: org.hornetq.jms.client.HornetQQueue)
  +- UserTransaction (class: org.jboss.tm.usertx.client.ClientUserTransaction)
  +- ConnectionFactory (class: org.hornetq.jms.client.HornetQConnectionFactory)
  +- jmx (class: org.jnp.interfaces.NamingContext)
  |   +- invoker (class: org.jnp.interfaces.NamingContext)
  |   |   +- RMIAdaptor (class: javax.management.MBeanServerConnection)
  |   +- rmi (class: org.jnp.interfaces.NamingContext)
  |   |   +- RMIAdaptor (class: javax.management.MBeanServerConnection)
  +- ProxyFactory (class: org.jnp.interfaces.NamingContext)
  |   +- UsuarioUnico (class: org.jnp.interfaces.NamingContext)
  |   |   +- UsuarioBean (class: org.jnp.interfaces.NamingContext)
  |   |   |   +- UsuarioBean (class: org.jnp.interfaces.NamingContext)
  |   |   |   |   +- remote (proxy: $Proxy197 implements interface org.jboss.ejb3.proxy.impl.factory.session.SessionSpecProxyFactory,interface org.jboss.ejb3.proxy.impl.factory.session.SessionProxyFactory,interface org.jboss.ejb3.proxy.impl.factory.ProxyFactory)
  |   |   +- GmailBean (class: org.jnp.interfaces.NamingContext)
  |   |   |   +- GmailBean (class: org.jnp.interfaces.NamingContext)
  |   |   |   |   +- remote (proxy: $Proxy197 implements interface org.jboss.ejb3.proxy.impl.factory.session.SessionSpecProxyFactory,interface org.jboss.ejb3.proxy.impl.factory.session.SessionProxyFactory,interface org.jboss.ejb3.proxy.impl.factory.ProxyFactory)
  +- BeanValidatorFactories (class: org.jnp.interfaces.NamingContext)
  +- persistence.unit:unitName=#timerdb (class: org.hibernate.impl.SessionFactoryImpl)
  +- TomcatAuthenticators (class: java.util.Properties)
  +- GmailBean (class: org.jnp.interfaces.NamingContext)
  |   +- local (class: Proxy for: server.ejb.gmail.GmailBeanLocal)
  |   +- remote (class: Proxy for: server.ejb.gmail.GmailBeanRemote)
  |   +- local-server.ejb.gmail.GmailBeanLocal (class: Proxy for: server.ejb.gmail.GmailBeanLocal)
  |   +- remote-server.ejb.gmail.GmailBeanRemote (class: Proxy for: server.ejb.gmail.GmailBeanRemote)
  +- XAThroughputConnectionFactory (class: org.hornetq.jms.client.HornetQConnectionFactory)
  +- ManagementView (class: org.jboss.aop.generatedproxies.AOPProxy$3)
  +- ThroughputConnectionFactory (class: org.hornetq.jms.client.HornetQConnectionFactory)
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I dont know what to do to make it work, so any help would be really appreciated.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks</p></div>
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