code: protected void reinit( ServletContext servletContext )
      {
          super.reinit( servletContext );
          if ( _rch == null )  _rch = Handlers.get( servletContext ).getReloadableClassHandler();
      }
docs: Called to reinitialize this instance, most importantly after it has been serialized/deserialized.
  
  @param servletContext the current ServletContext.