Index: sample/src/org/jboss/byteman/sample/helper/JMXHelper.java
===================================================================
--- sample/src/org/jboss/byteman/sample/helper/JMXHelper.java	(revision 548)
+++ sample/src/org/jboss/byteman/sample/helper/JMXHelper.java	(working copy)
@@ -66,7 +66,7 @@
      * JMX Url pattern for use  when creating the connector server
      */
 
-    public final static String JMX_URL = "service:jmx:rmi:///jndi/rmi://%1$s:%2$i/jmxrmi" ;
+    public final static String JMX_URL = "service:jmx:rmi:///jndi/rmi://%1$s:%2$s/jmxrmi" ;
 
     /**
      * constructor allowing this helper to be used as a helper
@@ -803,4 +803,26 @@
             }
         }
     }
-}
+
+    /**
+     * A RMIServerConnectorShutdown object to add a shutdown hook.
+     * 
+     * @author <a href="jwhiting@redhat.com">Jeremy Whiting</a>
+     * @version $Revision: 1.1 $
+     */
+    private class RMIServerConnectorShutdown implements Runnable
+    {
+       /**
+        * This shutdown hook is used to remove the MBean from the rmi
+        * registry service. 
+        */
+       @Override
+       public void run()
+       {
+          synchronized(JMXHelper.class) 
+          {
+             JMXHelper.deactivated();
+          } 
+       }
+    }
+}
\ No newline at end of file