public boolean managementUnsubscribe(String path)
      throws RegistryException, RegistryExceptionException, RemoteException {

    String sessionID = sessionCookie;
    SubscriptionBean sBean = infoServiceAdminClient.getSubscriptions(path, sessionID);
    infoServiceAdminClient.unsubscribe(
        path, sBean.getSubscriptionInstances()[0].getId(), sessionID);
    sBean = infoServiceAdminClient.getSubscriptions(path, sessionID);
    return (sBean.getSubscriptionInstances() == null);
  }
 private boolean consoleSubscribe(String path, String eventType)
     throws RemoteException, RegistryException {
   // subscribe for management console notifications
   SubscriptionBean bean =
       infoServiceAdminClient.subscribe(
           path, "work://RoleSubscriptionTest", eventType, sessionCookie);
   return bean.getSubscriptionInstances() != null;
 }