package com.aojie.web.Servlet;

import com.aojie.domain.PageBean;
import com.aojie.domain.User;
import com.aojie.service.UserService;
import com.aojie.service.impl.UserServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author aojie
 * @fuction
 * @create 2020-04-29 21:31
 */
@WebServlet("/FindUserByPageServlet")
public class FindUserByPageServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
            //获取参数
        String currentPage = request.getParameter("currentPage");
        String rows = request.getParameter("rows");
        //如果当前页码为空和每页条数为空则设置默认
        if (currentPage==null||currentPage.equals("")){
            currentPage="1";
        }
        if (rows == null||rows.equals("")) {
            rows="5";
        }
        if (Integer.parseInt(currentPage)<=0) {
            currentPage="1";
        }
        //调用service中的方法
        UserService service = new UserServiceImpl();
        PageBean<User> pageBean = service.findUserByPage(Integer.parseInt(currentPage), Integer.parseInt(rows));
        System.out.println(pageBean);
        //将pagebean对象存入requse域中
        request.setAttribute("pageBean",pageBean);
        request.getRequestDispatcher("/list.jsp").forward(request,response);

    }

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