login.java

jsp bbs 论坛源码

package bbs.ahut.servlet;

import java.io.IOException;
import java.io.PrintWriter;

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

import org.apache.commons.beanutils.BeanUtils;
import bbs.ahut.javabean.UserManager;
import bbs.ahut.javabean.UserBean;

public class Login extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {	
		String addess=null;
		HttpSession session=request.getSession();
		UserBean user=new UserBean();
		UserManager userManager=new UserManager();
		try {
			BeanUtils.populate(user, request.getParameterMap());
		} catch (Exception e) {
			e.printStackTrace();
		}
		user=userManager.findUser(user);
		if(user==null){
			request.setAttribute("message", "用户名或密码不正确！");
			addess="login.jsp";
		}else{
			userManager.updateBeforeTime(user);
			session.setAttribute("user", user);
			addess="homepage.jsp";
		}
		RequestDispatcher dispatcher=request.getRequestDispatcher(addess);
		dispatcher.forward(request,response);
	}
	
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		response.setCharacterEncoding("GBK");
		request.setCharacterEncoding("GBK");
		doGet(request,response);
	}

}