导入相关依赖
<dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> <!--*******************数据库相关**********************--> <!--jdbc--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-jdbc</artifactId> </dependency> <!-- mybatis-spring-boot-starter --> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>2.2.0</version> </dependency> <!--mysql--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <scope>runtime</scope> </dependency> <!--lombok--> <dependency> <groupId>org.projectlombok</groupId> <artifactId>lombok</artifactId> </dependency> <!--mybatis分页插件--> <dependency> <groupId>com.github.pagehelper</groupId> <artifactId>pagehelper</artifactId> <version>4.2.1</version> </dependency> </dependencies>
Mybatis配置
@Configuration public class MybatisConfig { /** * Mybatis分页插件的配置 * @return */ @Bean public PageHelper pageHelper() { PageHelper pageHelper = new PageHelper(); Properties p = new Properties(); p.setProperty("dialect", "Mysql"); p.setProperty("offsetAsPageNum", "true"); p.setProperty("rowBoundsWithCount", "true"); pageHelper.setProperties(p); return pageHelper; } }
PageHelper.startPage(pageNum, pageSize);
@RestController public class UserController { @Autowired private UserMapper userMapper; @RequestMapping("/") public List<User> queryUserList(){ PageHelper.startPage(1, 10); List<User> list = userMapper.queryUserList(); return list; } }