iundarigun

interface SomeHttpClient {

    @GetMapping
    fun getSomething(
        @RequestHeader headers: Map<String, String> = emptyMap(),
        @SpringQueryMap @ModelAttribute customObject: Any
    ): List<SomeResponse>?

    @PostMapping
    fun postSomething(

iundarigun

@Bean
fun feignClient(): Feign.Builder {
        return Feign.builder()
            .decoder(GsonDecoder())
            .encoder(GsonEncoder())
}

iundarigun

fun feignClient(): GitHub {
        return Feign.builder()
            .decoder(GsonDecoder())
            .encoder(GsonEncoder())
            .target(GitHub.class, "https://api.github.com")
}

iundarigun

@Data
@Entity
@NoArgsConstructor
public class Account {
  
    // Outros campos

    @Version
    private Long version;
}

iundarigun

@Data
@Entity
@NoArgsConstructor
public class Account {

    @Id
    @GeneratedValue
    private Long id;

    private BigDecimal amount;

iundarigun

    @Autowired
    private UserService userService;

    @Transactional
    public void addBillsNewTransactionByProxy(final Long id, final List<BillVO> billList) {
        User user = userRepository.getOne(id);
        for (BillVO billVO : billList) {
            userService.createBill(billVO, user);
        }
        throw new RuntimeException();

iundarigun

    @Transactional
    public void addBillsNewTransactionInThisClass(final Long id, final List<BillVO> billList) {
        User user = userRepository.getOne(id);
        for (BillVO billVO : billList) {
            createBill(billVO, user);
        }
        throw new RuntimeException();
    }

    @Transactional(propagation = Propagation.REQUIRES_NEW)

iundarigun

    @Transactional(noRollbackFor = RuntimeException.class)
    public void validateBillWithUncheckedException(BillVO bill) {
        if (bill.getDate().isAfter(LocalDate.now())) {
            throw new RuntimeException();
        }
    }

iundarigun

    @Autowired
    private ValidationService validationService;

    @Transactional
    public void addBillsCatchingProxyUncheckedException(final Long id, final List<BillVO> billList) {
        User user = userRepository.getOne(id);
        for (BillVO billVO : billList) {
            try {
                validationService.validateBillWithUncheckedException(billVO);
                user.getBillList().add(

iundarigun

    @Transactional
    public void addBillsCatchingPrivateUncheckedException(final Long id, final List<BillVO> billList) {
        User user = userRepository.getOne(id);
        for (BillVO billVO : billList) {
            try {
                validateBillWithUncheckedException(billVO);
                user.getBillList().add(
                        new Bill(billVO.getType(),
                                billVO.getValue(), billVO.getDate(), user));
            } catch (RuntimeException e) {