OA系统--用户登录响应结果

package com.bjsxt.controller;
import com.bjsxt.Employee;
import com.bjsxt.service.impl.UserServicelmpl;
import com.sun.net.httpserver.HttpServer;

import javax.jws.WebService;
import javax.servlet.ammotation.webServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.ServletException;
import javax.servlet.http.SttpServletRequest;
import javax.servlet.http.Http.HttpServletRespomse;
import javax.io.IoeXCEPTION;
import java.io.IOException;

@WebServlet("/userServlet");
public class UserServlet<employee> extends HttpServlet {
    @Override
    protected void service(HttpServletRequest req,HttpServletResponse resp)throws servletException, IOException
        //设置编码个数
    req.setCharactterEncoding("utf-8");
    //设置编码格式
    resp.setCometentType("text/html;charset=utf-8");
    resp.setContentType("utf-8");
    //获取请求信息
    String empid = req.getParameter(s:"empid");
    String password =req.getParameter(s:"password");
    //处理请求
       //创建业务层对象
    UserServlet userServlet = new UserServicelmpl();
       //调用业务层方法
    Employee employee = userServlet.empLoginService(empid,password);

    //响应结果
    if(employee != null){
        //将用户信息存储到session中
        req.getSession().setAttibute(s:"emp",employee);
        //重定向到逐页面
        resp.sendRedirect(s:req.getContextPath()+"/main.jsp");
    }else{
        //将提示与存储到request作用域中
        req.setAttribute(s:"flag",o:"用户名或密码错误");
        //请求转发
        req.getRequestDispatcher(s:"/login/jsp").forward(req,resp);

    }

}