loginservlet.java

一个简单的java web项目 基于servlet构建

package cn.dongsw.web;

import java.io.IOException;
import java.util.List;

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

import cn.dongsw.fw.BaseServlet;
import cn.dongsw.po.User;
import cn.dongsw.service.channal.ChannalService;
import cn.dongsw.service.login.LoginService;


public class LoginServlet extends BaseServlet {
	private LoginService service = new LoginService();
	private ChannalService channalService = new ChannalService();
	/**
	 * @author 董双伟
	 * 2009-5-15 上午09:28:18
	 * TODO 处理登录逻辑
	 * 输入：
	 * 功能：
	 * 输出：
	 * @param request
	 * @param response
	 * @throws ServletException
	 * @throws IOException
	 */
	public void process(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		String loginName = request.getParameter("loginName");
		String password = request.getParameter("password");
		User u = service.Login(loginName, password);
		if(u==null){
			request.getRequestDispatcher("/pages/login.jsp").forward(request, response);
		}else{
			request.setAttribute("user", u);
			
			List list = channalService.findChnnalByParentId("0");
			request.setAttribute("firstLevel", list);
			request.getRequestDispatcher("index.jsp").forward(request, response);
		}
	}
}