<dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>5.1.40</version>
    </dependency>

spring.datasource.driver-class-name=com.mysql.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/rest
spring.datasource.username=root
spring.datasource.password=sang

spring.jpa.hibernate.ddl-auto=update
spring.jpa.show-sql=true
spring.jackson.serialization.indent_output=true

@Entity
public class Person {
  @Id
  @GeneratedValue
  private Long id;
  private String name;
  private String address;
  private Integer age;

  public Person() {
  }

  public Long getId() {
    return id;
  }

  public void setId(Long id) {
    this.id = id;
  }

  public String getName() {
    return name;
  }

  public void setName(String name) {
    this.name = name;
  }

  public String getAddress() {
    return address;
  }

  public void setAddress(String address) {
    this.address = address;
  }

  public Integer getAge() {
    return age;
  }

  public void setAge(Integer age) {
    this.age = age;
  }

  public Person(Long id, String name, String address, Integer age) {
    this.id = id;
    this.name = name;
    this.address = address;
    this.age = age;
  }
}

public interface PersonRepository extends JpaRepository<Person,Long> {
}

public interface DemoService {
  public Person savePersonWithRollBack(Person person);

  public Person savePersonWithoutRollBack(Person person);
}

@Service
public class DemoServiceImpl implements DemoService {
  @Autowired
  PersonRepository personRepository;

  @Transactional(rollbackFor = {IllegalArgumentException.class})
  @Override
  public Person savePersonWithRollBack(Person person) {
    Person p = personRepository.save(person);
    if (person.getName().equals("sang")) {
      throw new IllegalArgumentException("sang 已存在，数据将回滚");
    }
    return p;
  }

  @Transactional(noRollbackFor = {IllegalArgumentException.class})
  @Override
  public Person savePersonWithoutRollBack(Person person) {
    Person p = personRepository.save(person);
    if (person.getName().equals("sang")) {
      throw new IllegalArgumentException("sang已存在，但数据不会回滚");
    }
    return p;
  }
}

@RestController
public class MyController {
  @Autowired
  private DemoService demoService;

  @RequestMapping("/norollback")
  public Person noRollback(Person person) {
    return demoService.savePersonWithoutRollBack(person);
  }

  @RequestMapping("/rollback")
  public Person rollback(Person person) {
    return demoService.savePersonWithRollBack(person);
  }
}