引入包
https://mvnrepository.com/artifact/com.github.pagehelper/pagehelper-spring-boot-starter/1.2.10

<!--分页--><!-- https://mvnrepository.com/artifact/com.github.pagehelper/pagehelper-spring-boot-starter --><dependency><groupId>com.github.pagehelper</groupId><artifactId>pagehelper-spring-boot-starter</artifactId><version>1.2.10</version></dependency>

配置文件

import com.github.pagehelper.PageHelper;
import org.apache.ibatis.session.Configuration;
import org.mybatis.spring.boot.autoconfigure.ConfigurationCustomizer;
import org.springframework.context.annotation.Bean;
import java.util.Properties;/***配置文件* @author liwen406* @date 2019-04-20 12:14 2019-04-20 13:20*/
@org.springframework.context.annotation.Configuration
public class MyBatisConfig {/*** 目的防止驼峰命名规则* @return*/@Beanpublic ConfigurationCustomizer configurationCustomizer(){return new ConfigurationCustomizer(){@Overridepublic void customize(Configuration configuration) {configuration.setMapUnderscoreToCamelCase(true);}};}/*** 分页插件* @return*/@Beanpublic PageHelper pageHelper() {System.out.println("MyBatisConfiguration.pageHelper()");PageHelper pageHelper = new PageHelper();Properties p = new Properties();p.setProperty("offsetAsPageNum", "true");p.setProperty("rowBoundsWithCount", "true");p.setProperty("reasonable", "true");pageHelper.setProperties(p);return pageHelper;}
}

dao mapper

@Select("SELECT * from tbl_emp")List<Employee> selectByExample(Employee example);

Service

   @Overridepublic List<Employee> selectByExample() {return projectInfodao.selectByExample(null);}

Controller

    @GetMapping("/page/{start}/{end}")@ResponseBodypublic List<Employee> likeName(@PathVariable int start, @PathVariable int end) throws Exception {/** 第一个参数：第几页;* 第二个参数：每页获取的条数.*/PageHelper.startPage(start, end);return projectInfService.selectByExample();}