userdaoimpl.java

拍卖系统

package com.dagang.bidsys.dao.impl;

import java.util.List;

import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.dagang.bidsys.dao.UserDao;
import com.dagang.bidsys.model.User;

public class UserDaoImpl extends HibernateDaoSupport implements UserDao {

	public void delete(int id) {
		this.getHibernateTemplate().delete(this.get(id));
	}

	public void delete(User user) {
		this.getHibernateTemplate().delete(user);
	}

	public List<User> findAll() {
		return this.getHibernateTemplate().find("from User");
	}

	public User findUserByNameAndPass(String username, String password) {
		String[] args = new String[] {username,password};
		List l= this.getHibernateTemplate().find("from User u where u.username=? and u.password=?", args);
		if(l.size()==1){
			return (User)l.get(0);
		}
		return null;
	}

	public User get(int id) {
		return (User)this.getHibernateTemplate().get(User.class, id);
	}

	public void save(User user) {
		this.getHibernateTemplate().save(user);
	}

	public void update(User user) {
		this.getHibernateTemplate().saveOrUpdate(user);
	}

}