loginservlet.java

本人做的个人留言本

package com.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.vo.AdminUser;
import com.dao.*;

public class LoginServlet extends HttpServlet {

	private static final long serialVersionUID = 5285600116871825644L;

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request,response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String account=request.getParameter("account");
		String pass=request.getParameter("pass");
		String path="/login.jsp";
		AdminUser user=new AdminUser();
		user.setAccount(account);
		user.setPass(pass);
		try {
			if(DaoFactory.getAdminUserDaoInstance().login(user)){
				request.getSession().setAttribute("name", user.getName());
				path="/note";
			}
			else{
				request.setAttribute("err","用户名或密码错误！");
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		request.getRequestDispatcher(path).forward(request, response);        
	}
}