诸位大神，这段代码什么毛病，在线等，急！！！

Question

package com.iot.agchen.dao.impl;

import java.util.List;

import com.iot.agchen.bean.User;
import com.iot.agchen.dao.UserDao;

public class UserDaoImpl extends BaseDaoImpl implements UserDao {

@Override
public List list() {
    String hql = " from User ";
    return super.list(hql);
}

@Override
public void save(User u) {
    super.save(u);
}

}

Answer 1

UserDao怎么实现的，它是怎么处理list save的方法的