스프링부트 restApi 샘플 코드
API class
@RequiredArgsConstructor
@RestController
@RequestMapping(“/test/command”)
public class TestCmdApi {
private final TestCmdCntr cntr;
@PostMapping(path = “saveTest”)
public TestOutCmdPyld saveTest(@RequestBody TestInCmdPyld inPayload) {
return cntr.callCntr(inPayload);
}
}
Out Payload class
@Data
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class TestOutCmdPyld {
private TestOutCmdDto testOutCmdDto;
}
Out Dto class
@Data
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class TestOutCmdDto implements Serializable {
private String userName;
}
In Payload class
@Data
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class TestInCmdPyld {
private TestInCmdDto testInCmdDto;
}
In Dto class
@Data
@Builder
@AllArgsConstructor
@NoArgsConstructor
public class TestInCmdDto implements Serializable {
private String userId;
}
Controller class
@RequiredArgsConstructor
@Component
public class TestCmdCntr {
private final TestCmdSvc svc;
@Transactional
public TestOutCmdPyld callCntr(TestInCmdPyld inPyld) {
TestOutCmdDto outDto = new TestOutCmdDto();
String id =inPyld.getTestInCmdDto().getUserId();
//TODO
outDto = Optional.ofNullable( svc.test(id) ).orElse(TestOutCmdDto.builder().build());
return TestOutCmdPyld.builder().testOutDto(outDto).build();
}
Service class
@RequiredArgsConstructor
@Service(“TEST_SVC”)
public class TestCmdSvc {
private final TestCmdRepo testRepo;
public int test(String id) {
return testCmdRepo.testSave(id);
}
CMD REPOSITORY Class
@Repository(TEST_CMD_REPO)
public interface testCmdRepo extends CrudRepository<TestCmdEntt, String>{
@Modifying
@Query(TestCmdSql.INSERT_TEST)
public int testSave(String userId);
}
SQL class
public class TestCmdSql {
public static final String INSERT_TEST = “””
INSERT INTO TEST (USER_ID)
VALUES ( :userId)
“””;
}
Query Repository class
@Repository(TEST_QRY_REPO)
public interface testQryRepo extends PagingAndSortingRepository<TestQryEntt, String>{
@Query(TestQrySql.SELECT_TEST)
String selectTest();
}
