src/com/service/loginService.java

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package com.service;

import java.util.List;

import javax.servlet.http.HttpSession;

import org.directwebremoting.WebContext;
import org.directwebremoting.WebContextFactory;

import com.dao.TAdminDAO;
import com.dao.TStuDAO;
import com.model.TAdmin;
import com.model.TStu;

public class loginService
{
	private TAdminDAO adminDAO;
	private TStuDAO stuDAO;
	public TAdminDAO getAdminDAO()
	{
		return adminDAO;
	}
	public void setAdminDAO(TAdminDAO adminDAO)
	{
		this.adminDAO = adminDAO;
	}
	public TStuDAO getStuDAO()
	{
		return stuDAO;
	}
	public void setStuDAO(TStuDAO stuDAO)
	{
		this.stuDAO = stuDAO;
	}
	public String login(String userName,String userPw,int userType)
	{
		try
		{
			Thread.sleep(700);
		} catch (InterruptedException e)
		{
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		
		String result="no";
		
		if(userType==0)//系统管理员登陆
		{
			String sql="from TAdmin where userName=? and userPw=?";
			Object[] con={userName,userPw};
			List adminList=adminDAO.getHibernateTemplate().find(sql,con);
			if(adminList.size()==0)
			{
				 result="no";
			}
			else
			{
				 WebContext ctx = WebContextFactory.get(); 
				 HttpSession session=ctx.getSession();