String prop = SystemProperties.getProperty("java.rmi.server.RMIClassLoaderSpi"); if ("default".equals(prop)) return null; Iterator it = ServiceFactory.lookupProviders(RMIClassLoaderSpi.class, null); if (it == null || ! it.hasNext())
  private static RMIClassLoaderSpi getProviderInstance()  {    // TODO: Do something more useful here.    return null;  }