SpringBoot整合MyBatis

目录

MybatisController

@RestController
public class MybatisController {
    @Resource
    private IGradeService iGradeService;

    @RequestMapping("/insertGrade")
    public int insertGrade(){
        return iGradeService.insertGrade(new Grade("S1"));
    }

    @RequestMapping("/updateGrade")
    public int updateGrade(){
        return  iGradeService.updateGrade(new Grade(10012,"S2"));
    }

    @RequestMapping("/deleteGrade")
    public int deleteGrade(){
        return iGradeService.deleteGrade(10012);
    }

    @RequestMapping("/findAll")
    public List<Grade> findAll(){
        return iGradeService.findAll();
    }
}

IGradeDao

@Repository
public interface IGradeDao {

    public int insertGrade(Grade grade);

    public int updateGrade(Grade grade);

    public int deleteGrade(Integer id);

    public List<Grade> findAll();
}

Grade

public class Grade {
    private Integer gradeId;
    private String gradeName;

    public Grade(){

    }

    public Grade(String gradeName) {
        this.gradeName = gradeName;
    }

    public Grade(Integer gradeId, String gradeName) {
        this.gradeId = gradeId;
        this.gradeName = gradeName;
    }

    public Integer getGradeId() {
        return gradeId;
    }

    public void setGradeId(Integer gradeId) {
        this.gradeId = gradeId;
    }

    public String getGradeName() {
        return gradeName;
    }

    public void setGradeName(String gradeName) {
        this.gradeName = gradeName;
    }
}

IGradeService

@Repository
public interface IGradeService {
    public int insertGrade(Grade grade);
    public int updateGrade(Grade grade);
    public int deleteGrade(Integer id);
    public List<Grade> findAll();
}

GradeServiceImpl

@Service("iGradeService")
public class IGradeServiceImpl implements IGradeService {
    @Resource
    private IGradeDao iGradeDao;

    @Override
    public int insertGrade(Grade grade) {
        return iGradeDao.insertGrade(grade);
    }

    @Override
    public int updateGrade(Grade grade) {
        return iGradeDao.updateGrade(grade);
    }

    @Override
    public int deleteGrade(Integer id) {
        return iGradeDao.deleteGrade(id);
    }

    @Override
    public List<Grade> findAll() {
        return iGradeDao.findAll();
    }
}

IGradeDao.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.boot.dao.IGradeDao" >
    <insert id="insertGrade">
        insert  into  Grade(GradeName) values(#{gradeName})
  </insert>
</mapper>

application.yml

##数据源配置
spring:
  datasource:
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql:///myschool
    username: root
    password: 123
##myabtis配置
mybatis:
  type-aliases-package: com.boot.entity
  mapper-locations: classpath:/mapper/*.xml
##开启日志
logging:
  level:
    com.boot.dao: debug