com.example.plus2.Bean.User

package com.example.plus2.Bean;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
@AllArgsConstructor
public class User {
    private Long id;
    private String name;
    private Integer age;
    private String email;
}

com.example.plus2.config.MyBatisConfig

package com.example.plus2.config;

import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class MyBatisConfig {


    /**
     * MybatisPlusInterceptor
     * @return
     */
    @Bean
    public MybatisPlusInterceptor paginationInterceptor() {
        MybatisPlusInterceptor mybatisPlusInterceptor = new MybatisPlusInterceptor();
        // 设置请求的页面大于最大页后操作， true调回到首页，false 继续请求  默认false
        // paginationInterceptor.setOverflow(false);
        // 设置最大单页限制数量，默认 500 条，-1 不受限制
        // paginationInterceptor.setLimit(500);
        // 开启 count 的 join 优化,只针对部分 left join

        //这是分页拦截器
        PaginationInnerInterceptor paginationInnerInterceptor = new PaginationInnerInterceptor();
        paginationInnerInterceptor.setOverflow(true);
        paginationInnerInterceptor.setMaxLimit(500L);
        mybatisPlusInterceptor.addInnerInterceptor(paginationInnerInterceptor);

        return mybatisPlusInterceptor;
    }
}

com.example.plus2.Mapper.UserMapper

package com.example.plus2.Mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.plus2.Bean.User;
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface UserMapper extends BaseMapper<User> {
}

com.example.plus2.service.impl.UserServiceImpl

package com.example.plus2.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.example.plus2.Bean.User;
import com.example.plus2.Mapper.UserMapper;
import com.example.plus2.service.UserService;
import org.springframework.stereotype.Service;

@Service
public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements UserService {
}

com.example.plus2.service.UserService

package com.example.plus2.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.example.plus2.Bean.User ;

public interface UserService extends IService<User> {
}

com.example.plus2.tt

package com.example.plus2;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.example.plus2.Bean.User;
import com.example.plus2.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import java.util.List;
@Controller
public class tt {

    @Autowired
    UserService userService;

    @GetMapping("/user/delete/{id}")
    public String deleteUser(@PathVariable("id") Long id,
                             @RequestParam(value = "pn",defaultValue = "1")Integer pn,
                             RedirectAttributes ra){

        userService.removeById(id);

        ra.addAttribute("pn",pn);
        return "redirect:/ta";
    }

    @GetMapping("/ta")
    public String dynamic_table(@RequestParam(value="pn",defaultValue = "1") Integer pn, Model model){
        //     List<User> users = Arrays.asList(new User("zhangsan", "123456"),
        //        new User("lisi", "123444"),
        //        new User("haha", "aaaaa"),
        //        new User("hehe ", "aaddd"));
        //model.addAttribute("users",users);
        List<User> list = userService.list();
        //model.addAttribute("users",list);
        Page<User> userPage = new Page<>(pn, 2);
        //调用page进行分页
        Page<User> page = userService.page(userPage, null);


//        userPage.getRecords()
//        userPage.getCurrent()
//        userPage.getPages()
        long current = page.getCurrent();
        long pages = page.getPages();
        long total = page.getTotal();
        List<User> records = page.getRecords();

        model.addAttribute("users",userPage);
        model.addAttribute("page",page);

        return "ta";
    }
}

templates/ta.html

<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
123
<table class="display table table-bordered table-striped" id="dynamic-table">
    <thead>
    <tr>
        <th>#</th>
        <th>name</th>
        <th>age</th>
        <th>email</th>
        <th>操作</th>
    </tr>
    </thead>
    <tbody>
    <tr class="gradeX" th:each="user: ${page.records}">
        <td th:text="${user.id}"></td>
        <td>[[${user.name}]]</td>
        <td th:text="${user.age}">Win 95+</td>
        <td th:text="${user.email}">4</td>
        <td>
            <a th:href="@{/user/delete/{id}(id=${user.id},pn=${users.current})}" class="btn btn-danger btn-sm" type="button">删除</a>
        </td>
    </tr>
    </thead>

</table>
<div class="span6">
    <div class="dataTables_paginate paging_bootstrap pagination">
        <ul>
<!--            <li class="prev disabled"><a href="#">← 前一页</a></li>-->
            <h1 th:class="${num == users.current?'active':''}" th:each="num:${#numbers.sequence(1,users.pages)}" >
                <a th:href="@{/ta(pn=${num})}">[[${num}]]</a>
            </h1>
<!--            <li class="next disabled"><a href="#">下一页 → </a></li>-->
        </ul>
    </div>
</div>
</body>
</html>