authenticate();
checkAuthenticated();
    public void modify( NextInterceptor next, Name name, int modOp, Attributes mods ) throws NamingException    {    	if ( log.isDebugEnabled() )    	{    		log.debug( "Modifying name = '" + name.toString() + "', modifs = " + AttributeUtils.toString( mods ) );    	}        authenticate();        next.modify( name, modOp, mods );    }