springboot Mybatis整合分页插件 PageHelper

pageHelper PageHelper 是一款好用的开源免费的 Mybatis 第三方物理分页插件 物理分页

com.github.pagehelper

pagehelper-spring-boot-starter

1.2.5

 

 

配置信息

spring.datasource.url=jdbc:mysql://localhost:3306/test

spring.datasource.username=root

spring.datasource.password=root

spring.datasource.driver-class-name=com.mysql.jdbc.Driver

 

 

logging.level.com.example.demo.dao=DEBUG

pagehelper.helperDialect=mysql

pagehelper.reasonable=true

pagehelper.supportMethodsArguments=true

pagehelper.params=count=countSql

pagehelper.page-size-zero=true

 

Entity层

@Data public class User {   private Integer id; private String name; private Integer age; }

Mapper层

 

public interface UserMapper1 {   @Insert("insert into user (name,age) values (#{name},#{age})") public int save(@Param("name") String name,@Param("age") Integer age);   @Select("select * from user") public List selectList(); }

 

package com.yanye.yanye.test1.service.impl;     import com.github.pagehelper.PageHelper; import com.github.pagehelper.PageInfo; import com.yanye.yanye.entity.User; import com.yanye.yanye.test1.mapper.UserMapper1; import com.yanye.yanye.test1.service.UserService1; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service;   import java.util.List;   @Service public class UserService1Impl implements UserService1 { @Autowired private UserMapper1 userMapper1;     public int save(String name, Integer age) { return userMapper1.save(name,age); }   @Override public PageInfo selectList(int page, int size) { PageHelper.startPage(page, size); List users = userMapper1.selectList(); PageInfo userList = new PageInfo<>(users); return userList; } }

controller层

@RestController public class IndexController { @Autowired private UserService userService;   @RequestMapping("/findUserList") public PageInfo findUserList(int page, int size) { return userService.findUserList(page, size); }   }

返回结果