package com.hrl.dao.impl;

import java.util.List;

import org.hibernate.Criteria;

import org.hibernate.criterion.Restrictions;

import com.hrl.dao.IUserDao;

import com.hrl.model.User;

public class UserDaoImpl extends DefaultDaoImpl implements IUserDao {

public void addUser(User user) {

this.save(user);

}

public User querySingleUser(Integer id) {

Criteria criteria = this.getCriteria(User.class);

List<User> users = criteria.add(Restrictions.eq("userId", id)).list();

if (users.size() > 0) {

return users.get(0);

}

return null;

}

public User getUserByUserName(String userName) {

Criteria criteria = this.getCriteria(User.class);

List<User> users = criteria.add(Restrictions.eq("userName", userName))

.list();

if (users.size() > 0) {

return users.get(0);

}

return null;

}

public void updateUser(User user) {

this.update(user);

}

public User login(User user) {

String hql = "from User where userName='" + user.getUserName()

+ "' and password='" + user.getPassword() + "'";

List list = this.getHibernateTemplate().find(hql);

if (list != null && list.size() > 0) {

return (User) list.get(0);

} else {

return null;

}

}

}