FindUserByPageServlet

package com.hopetesting.web.servlet;

import com.hopetesting.domain.PageBean;
import com.hopetesting.domain.User;
import com.hopetesting.service.UserService;
import com.hopetesting.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;
import java.util.Map;

/**
 * @author newcityman
 * @date 2019/9/9 - 22:22
 */
@WebServlet("/findUserByPageServlet")
public class FindUserByPageServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
       //1、获取参数
        request.setCharacterEncoding("utf-8");

        String currentPage = request.getParameter("currentPage");
        String rows = request.getParameter("rows");

        Map<String, String[]> condition = request.getParameterMap();
        if(currentPage==null || "".equals(currentPage)){
            currentPage ="1";
        }
        if(rows==null || "".equals(rows)){
            rows="5";
        }
        //2、调用userService方法
        UserService us = new UserServiceImpl();
        PageBean<User> pb =us.findUserByPage(currentPage,rows,condition);

        System.out.println(pb);
        //3、将pageBean存放到request域中
        request.setAttribute("pb",pb);
        request.setAttribute("condition",condition);
        //4、转发到list.jsp页面
        request.getRequestDispatcher("/list.jsp").forward(request,response);
    }

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