login.java

一个平时上课练习

package com.servlet;

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

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

import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;

import com.dao.UsersDAO;
import com.vo.Users;

public class Login extends HttpServlet {

	public void doGet(HttpServletRequest req, HttpServletResponse res)
			throws ServletException, IOException {
		WebApplicationContext wc = WebApplicationContextUtils
				.getWebApplicationContext(this.getServletContext());
		String name = req.getParameter("uname");
		String pass = req.getParameter("upass");
		//System.out.println(name);
		//System.out.println(pass);
		Users u = new Users();
		u.setUname(name);
		u.setUpass(pass);
		UsersDAO ud = (UsersDAO) wc.getBean("usersDao");
		if (ud.findUsers(u) != null) {		
			System.out.println(u.getUname()+"  "+u.getUpass());
		}else{
			System.out.println("No this user!");
		}
	}

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

		doGet(request, response);
	}

}