userdao.java

这是一个物流管理系统

package dao;

import java.util.List;

import org.hibernate.Session;
import org.hibernate.Transaction;
import bean.Userinfo;
import util.HibernateSessionFactory;
public class UserDAO {
	private Session session =HibernateSessionFactory.getSession();
	private Transaction tx=session.beginTransaction();
	public boolean checkUser(String username,String password)
	{
	boolean flag=false;
	
	List l=session.createQuery("from Userinfo user where user.username=:name").setString("name",username).list();
	if(l.isEmpty())
		return flag;
	Userinfo user=(Userinfo)l.get(0);
	if(user.getUserpass().equals(password))
	return true;
	return flag;
	}
	public Userinfo selectUser(String name){
		List<Userinfo> user = session.createQuery("from Userinfo u where u.username=:name").setString("name",name).list();
		if(!user.isEmpty())
			return user.get(0);
		else return null;		
	}
	
}