{"id":84782,"date":"2024-11-21T13:31:42","date_gmt":"2024-11-21T10:01:42","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/mastering-saga-pattern-in-spring-boot-streamline-complex-microservice-transactions-1f34\/"},"modified":"2024-11-21T13:31:42","modified_gmt":"2024-11-21T10:01:42","slug":"mastering-saga-pattern-in-spring-boot-streamline-complex-microservice-transactions-1f34","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/mastering-saga-pattern-in-spring-boot-streamline-complex-microservice-transactions-1f34\/","title":{"rendered":"\u062a\u0633\u0644\u0637 \u0628\u0631 \u0627\u0644\u06af\u0648\u06cc \u062d\u0645\u0627\u0633\u0647 \u062f\u0631 Spring Boot: \u0633\u0627\u062f\u0647 \u062a\u0631 \u06a9\u0631\u062f\u0646 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0647\u0627\u06cc \u0645\u06cc\u06a9\u0631\u0648\u0633\u0631\u0648\u06cc\u0633 \u067e\u06cc\u0686\u06cc\u062f\u0647"},"content":{"rendered":"

Summarize this content to 400 words in Persian Lang
\n \u0628\u06cc\u0627\u06cc\u06cc\u062f \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0644\u06af\u0648\u06cc Saga \u062f\u0631 Spring Boot \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u062a\u0631\u0627\u06a9\u0646\u0634\u200c\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u062f\u0631 \u0645\u06cc\u06a9\u0631\u0648\u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627 \u0635\u062d\u0628\u062a \u06a9\u0646\u06cc\u0645. \u0627\u06cc\u0646 \u0631\u0648\u06cc\u06a9\u0631\u062f \u0632\u0645\u0627\u0646\u06cc \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647 \u0633\u0631\u0648\u06a9\u0627\u0631 \u062f\u0627\u0631\u06cc\u062f \u0648 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f \u0647\u0645\u0647 \u0686\u06cc\u0632 \u0631\u0627 \u0647\u0645\u0627\u0647\u0646\u06af \u0646\u06af\u0647 \u062f\u0627\u0631\u06cc\u062f.<\/p>\n

\u0627\u0648\u0644 \u0627\u0632 \u0647\u0645\u0647\u060c \u062d\u0645\u0627\u0633\u0647 \u0686\u06cc\u0633\u062a\u061f \u0627\u06cc\u0646 \u0627\u0633\u0627\u0633\u0627 \u0631\u0627\u0647\u06cc \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u06cc\u06a9 \u0633\u0631\u06cc \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0645\u062d\u0644\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0647\u0645 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u062a\u0627 \u06cc\u06a9 \u0641\u0631\u0622\u06cc\u0646\u062f \u062a\u062c\u0627\u0631\u06cc \u0628\u0632\u0631\u06af\u062a\u0631 \u0631\u0627 \u062a\u06a9\u0645\u06cc\u0644 \u06a9\u0646\u0646\u062f. \u0647\u0631 \u0645\u0631\u062d\u0644\u0647 \u062f\u0631 \u062d\u0645\u0627\u0633\u0647 \u06a9\u0627\u0631 \u062e\u0648\u062f \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f \u0648 \u0627\u06af\u0631 \u0645\u0634\u06a9\u0644\u06cc \u067e\u06cc\u0634 \u0628\u06cc\u0627\u06cc\u062f\u060c \u0645\u0627 \u0628\u0631\u0646\u0627\u0645\u0647 \u0627\u06cc \u0628\u0631\u0627\u06cc \u062e\u0646\u062b\u06cc \u06a9\u0631\u062f\u0646 \u06cc\u0627 \u0631\u0641\u0639 \u0622\u0646 \u062f\u0627\u0631\u06cc\u0645.<\/p>\n

\u062f\u0648 \u0646\u0648\u0639 \u0627\u0635\u0644\u06cc \u062d\u0645\u0627\u0633\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f: \u0631\u0642\u0635 \u0648 \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u0633\u06cc\u0648\u0646. \u0628\u0627 \u0637\u0631\u0627\u062d\u06cc \u0631\u0642\u0635\u060c \u0647\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0645\u06cc \u062f\u0627\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0645\u0631\u062d\u0644\u0647 \u0628\u0639\u062f \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f \u0648 \u0645\u0631\u062d\u0644\u0647 \u0628\u0639\u062f\u06cc \u0631\u0627 \u0622\u063a\u0627\u0632 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u0632 \u0637\u0631\u0641 \u062f\u06cc\u06af\u0631\u060c \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u0633\u06cc\u0648\u0646 \u06cc\u06a9 \u0647\u0645\u0627\u0647\u0646\u06af \u06a9\u0646\u0646\u062f\u0647 \u0645\u0631\u06a9\u0632\u06cc \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u0647 \u0647\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0645\u06cc \u06af\u0648\u06cc\u062f \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f.<\/p>\n

\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0627 \u06cc\u06a9 \u062d\u0645\u0627\u0633\u0647 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0631\u0642\u0635 \u062f\u0631 Spring Boot \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0633\u0627\u062f\u0647 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

@Service
\npublic class OrderService {<\/p>\n

@Autowired
\n private KafkaTemplate<String, String> kafkaTemplate;<\/p>\n

public void createOrder(Order order) {
\n \/\/ Save order
\n saveOrder(order);<\/p>\n

\/\/ Publish event
\n kafkaTemplate.send(“order-created”, order.getId());
\n }<\/p>\n

@KafkaListener(topics = “payment-processed”)
\n public void handlePaymentProcessed(String orderId) {
\n \/\/ Update order status
\n updateOrderStatus(orderId, “PAID”);
\n }
\n}<\/p>\n

\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n

\u062f\u0631 \u0627\u06cc\u0646 \u062a\u0646\u0638\u06cc\u0645\u0627\u062a\u060c \u0647\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0628\u062e\u0634 \u062e\u0648\u062f \u0631\u0627 \u0627\u0632 \u062a\u0631\u0627\u06a9\u0646\u0634 \u06a9\u0627\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0631\u0627 \u0645\u0646\u062a\u0634\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0633\u0627\u06cc\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0647\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u06af\u0648\u0634 \u0645\u06cc \u062f\u0647\u0646\u062f \u0648 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0622\u0646 \u0648\u0627\u06a9\u0646\u0634 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u0646\u062f.<\/p>\n

\u062d\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u06cc\u06a9 \u062d\u0645\u0627\u0633\u0647 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u0633\u06cc\u0648\u0646 \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u0645. \u0645\u0627 \u0627\u0632 Spring State Machine \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0648\u0636\u0639\u06cc\u062a \u062d\u0645\u0627\u0633\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f:<\/p>\n

@Configuration
\n@EnableStateMachine
\npublic class OrderSagaStateMachineConfig extends StateMachineConfigurerAdapter<OrderState, OrderEvent> {<\/p>\n

@Override
\n public void configure(StateMachineStateConfigurer<OrderState, OrderEvent> states) throws Exception {
\n states
\n .withStates()
\n .initial(OrderState.CREATED)
\n .state(OrderState.PAYMENT_PENDING)
\n .state(OrderState.STOCK_CHECKING)
\n .state(OrderState.COMPLETED)
\n .state(OrderState.FAILED);
\n }<\/p>\n

@Override
\n public void configure(StateMachineTransitionConfigurer<OrderState, OrderEvent> transitions) throws Exception {
\n transitions
\n .withExternal()
\n .source(OrderState.CREATED).target(OrderState.PAYMENT_PENDING)
\n .event(OrderEvent.INITIATE_PAYMENT)
\n .and()
\n .withExternal()
\n .source(OrderState.PAYMENT_PENDING).target(OrderState.STOCK_CHECKING)
\n .event(OrderEvent.PAYMENT_COMPLETED)
\n .and()
\n .withExternal()
\n .source(OrderState.STOCK_CHECKING).target(OrderState.COMPLETED)
\n .event(OrderEvent.STOCK_CONFIRMED)
\n .and()
\n .withExternal()
\n .source(OrderState.STOCK_CHECKING).target(OrderState.FAILED)
\n .event(OrderEvent.STOCK_UNAVAILABLE);
\n }
\n}<\/p>\n

\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u06cc\u0646 \u0645\u0627\u0634\u06cc\u0646 \u062d\u0627\u0644\u062a \u062c\u0631\u06cc\u0627\u0646 \u062d\u0645\u0627\u0633\u0647 \u0645\u0627 \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u062f. \u0647\u0631 \u062d\u0627\u0644\u062a \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0645\u0631\u062d\u0644\u0647 \u0627\u06cc \u0627\u0632 \u0641\u0631\u0622\u06cc\u0646\u062f \u0627\u0633\u062a \u0648 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0628\u0627\u0639\u062b \u0627\u0646\u062a\u0642\u0627\u0644 \u0628\u06cc\u0646 \u062d\u0627\u0644\u062a \u0647\u0627 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n

\u06cc\u06a9\u06cc \u0627\u0632 \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631\u06cc\u0646 \u0628\u062e\u0634\u200c\u0647\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u062d\u0645\u0627\u0633\u0647\u060c \u0631\u0633\u06cc\u062f\u06af\u06cc \u0628\u0647 \u0634\u06a9\u0633\u062a\u200c\u0647\u0627 \u0648 \u062c\u0628\u0631\u0627\u0646 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u0627\u0633\u062a. \u0627\u06af\u0631 \u062f\u0631 \u0646\u06cc\u0645\u0647 \u0631\u0627\u0647 \u0645\u0634\u06a9\u0644\u06cc \u067e\u06cc\u0634 \u0628\u06cc\u0627\u06cc\u062f\u060c \u0628\u0627\u06cc\u062f \u0627\u0642\u062f\u0627\u0645\u0627\u062a\u06cc \u0631\u0627 \u06a9\u0647 \u0642\u0628\u0644\u0627 \u0628\u0631\u062f\u0627\u0634\u062a\u0647 \u0627\u06cc\u0645 \u062e\u0646\u062b\u06cc \u06a9\u0646\u06cc\u0645 \u06cc\u0627 \u062c\u0628\u0631\u0627\u0646 \u06a9\u0646\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u062d\u0648\u0647 \u0628\u0631\u062e\u0648\u0631\u062f \u0628\u0627 \u0634\u06a9\u0633\u062a \u062f\u0631 \u062d\u0645\u0627\u0633\u0647 \u0633\u0641\u0627\u0631\u0634 \u0645\u0627 \u0622\u0645\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

@Service
\npublic class OrderSagaOrchestrator {<\/p>\n

@Autowired
\n private StateMachine<OrderState, OrderEvent> stateMachine;<\/p>\n

@Autowired
\n private PaymentService paymentService;<\/p>\n

@Autowired
\n private InventoryService inventoryService;<\/p>\n

public void processOrder(Order order) {
\n stateMachine.start();<\/p>\n

try {
\n stateMachine.sendEvent(OrderEvent.INITIATE_PAYMENT);
\n paymentService.processPayment(order);<\/p>\n

stateMachine.sendEvent(OrderEvent.PAYMENT_COMPLETED);
\n boolean stockAvailable = inventoryService.checkStock(order);<\/p>\n

if (stockAvailable) {
\n stateMachine.sendEvent(OrderEvent.STOCK_CONFIRMED);
\n } else {
\n stateMachine.sendEvent(OrderEvent.STOCK_UNAVAILABLE);
\n compensate(order);
\n }
\n } catch (Exception e) {
\n compensate(order);
\n }
\n }<\/p>\n

private void compensate(Order order) {
\n if (stateMachine.getState().getId() == OrderState.STOCK_CHECKING) {
\n paymentService.refundPayment(order);
\n }
\n \/\/ Add more compensation logic as needed
\n }
\n}<\/p>\n

\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n

\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u06cc\u0645 \u06a9\u0647 \u0633\u0647\u0627\u0645 \u067e\u0633 \u0627\u0632 \u067e\u0631\u062f\u0627\u0632\u0634 \u067e\u0631\u062f\u0627\u062e\u062a \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0646\u06cc\u0633\u062a\u060c \u06cc\u06a9 \u0627\u0642\u062f\u0627\u0645 \u062c\u0628\u0631\u0627\u0646\u06cc \u0628\u0631\u0627\u06cc \u0628\u0627\u0632\u067e\u0631\u062f\u0627\u062e\u062a \u0648\u062c\u0647 \u067e\u0631\u062f\u0627\u062e\u062a\u06cc \u0631\u0627 \u0622\u063a\u0627\u0632 \u0645\u06cc \u06a9\u0646\u06cc\u0645.<\/p>\n

\u0639\u062f\u0645 \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u06cc\u06a9\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0632 \u0645\u0641\u0627\u0647\u06cc\u0645 \u0645\u0647\u0645 \u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u062d\u0645\u0627\u0633\u0647 \u0627\u0633\u062a. \u0645\u0627 \u0628\u0627\u06cc\u062f \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u062d\u062a\u06cc \u0627\u06af\u0631 \u0645\u0631\u062d\u0644\u0647 \u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0634\u0648\u062f (\u0628\u0647 \u062f\u0644\u06cc\u0644 \u062a\u0644\u0627\u0634 \u0647\u0627\u06cc \u0645\u062c\u062f\u062f \u06cc\u0627 \u0645\u0634\u06a9\u0644\u0627\u062a \u0634\u0628\u06a9\u0647)\u060c \u0645\u0634\u06a9\u0644\u06cc \u0627\u06cc\u062c\u0627\u062f \u0646\u0645\u06cc \u06a9\u0646\u062f. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u062d\u0648\u0647 \u0627\u062c\u0631\u0627\u06cc \u06cc\u06a9 \u0633\u0631\u0648\u06cc\u0633 \u067e\u0631\u062f\u0627\u062e\u062a \u0646\u0627\u062a\u0648\u0627\u0646 \u0628\u0647 \u0634\u0631\u062d \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n

@Service
\npublic class IdempotentPaymentService {<\/p>\n

@Autowired
\n private PaymentRepository paymentRepository;<\/p>\n

@Transactional
\n public void processPayment(String orderId, BigDecimal amount) {
\n String idempotencyKey = generateIdempotencyKey(orderId);<\/p>\n

if (paymentRepository.findByIdempotencyKey(idempotencyKey).isPresent()) {
\n \/\/ Payment already processed, do nothing
\n return;
\n }<\/p>\n

\/\/ Process the payment
\n Payment payment = new Payment(orderId, amount, idempotencyKey);
\n paymentRepository.save(payment);
\n }<\/p>\n

private String generateIdempotencyKey(String orderId) {
\n return orderId + “-payment”;
\n }
\n}<\/p>\n

\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u06cc\u0646 \u0633\u0631\u0648\u06cc\u0633 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u067e\u0631\u062f\u0627\u062e\u062a\u06cc \u0628\u0627 \u0647\u0645\u0627\u0646 \u06a9\u0644\u06cc\u062f \u0639\u062f\u0645 \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u0642\u0628\u0644\u0627\u064b \u067e\u0631\u062f\u0627\u0632\u0634 \u0634\u062f\u0647 \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631. \u0627\u06af\u0631 \u0686\u0646\u06cc\u0646 \u0627\u0633\u062a\u060c \u062f\u0648\u0628\u0627\u0631\u0647 \u067e\u0631\u062f\u0627\u062e\u062a \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0646\u0645\u06cc \u06a9\u0646\u062f.<\/p>\n

\u0648\u0642\u062a\u06cc \u0646\u0648\u0628\u062a \u0628\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634 \u062d\u0645\u0627\u0633\u0647 \u0645\u06cc \u0631\u0633\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0633\u06cc\u0627\u0631 \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0634\u0648\u062f. \u0645\u0627 \u0628\u0627\u06cc\u062f \u0646\u0647 \u062a\u0646\u0647\u0627 \u0645\u0633\u06cc\u0631 \u0634\u0627\u062f\u060c \u0628\u0644\u06a9\u0647 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0634\u06a9\u0633\u062a \u0648 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u062c\u0628\u0631\u0627\u0646\u06cc \u0631\u0627 \u0646\u06cc\u0632 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u062a\u0633\u062a \u0633\u0627\u062f\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 JUnit \u0648 Mockito \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

@RunWith(SpringRunner.class)
\n@SpringBootTest
\npublic class OrderSagaOrchestratorTest {<\/p>\n

@Autowired
\n private OrderSagaOrchestrator orchestrator;<\/p>\n

@MockBean
\n private PaymentService paymentService;<\/p>\n

@MockBean
\n private InventoryService inventoryService;<\/p>\n

@Test
\n public void testSuccessfulOrderProcessing() {
\n Order order = new Order(“123”, BigDecimal.valueOf(100));<\/p>\n

when(paymentService.processPayment(order)).thenReturn(true);
\n when(inventoryService.checkStock(order)).thenReturn(true);<\/p>\n

orchestrator.processOrder(order);<\/p>\n

verify(paymentService).processPayment(order);
\n verify(inventoryService).checkStock(order);
\n \/\/ Add more verifications as needed
\n }<\/p>\n

@Test
\n public void testCompensationWhenStockUnavailable() {
\n Order order = new Order(“123”, BigDecimal.valueOf(100));<\/p>\n

when(paymentService.processPayment(order)).thenReturn(true);
\n when(inventoryService.checkStock(order)).thenReturn(false);<\/p>\n

orchestrator.processOrder(order);<\/p>\n

verify(paymentService).processPayment(order);
\n verify(inventoryService).checkStock(order);
\n verify(paymentService).refundPayment(order);
\n }
\n}<\/p>\n

\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u06cc\u0646 \u0622\u0632\u0645\u0627\u06cc\u0634\u200c\u0647\u0627 \u0647\u0645 \u0645\u0648\u0631\u062f \u0645\u0648\u0641\u0642\u06cc\u062a\u200c\u0622\u0645\u06cc\u0632 \u0648 \u0647\u0645 \u0645\u0648\u0631\u062f\u06cc \u0631\u0627 \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u063a\u0631\u0627\u0645\u062a \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n

\u0646\u0638\u0627\u0631\u062a \u0628\u0631 \u062d\u0645\u0627\u0633\u0647 \u0647\u0627 \u062f\u0631 \u062a\u0648\u0644\u06cc\u062f \u0628\u0631\u0627\u06cc \u062d\u0641\u0638 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u0633\u0627\u0644\u0645 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a. \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 Spring Boot Actuator \u0647\u0645\u0631\u0627\u0647 \u0628\u0627 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f Prometheus \u0648 Grafana \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f \u0632\u0645\u0627\u0646 \u0627\u062a\u0645\u0627\u0645 \u062d\u0645\u0627\u0633\u0647\u060c \u0646\u0631\u062e \u0634\u06a9\u0633\u062a \u0648 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u062c\u0628\u0631\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.<\/p>\n

\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u062d\u0648\u0647 \u0627\u0641\u0632\u0648\u062f\u0646 \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0628\u0647 \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u062a\u0648\u0631 \u062d\u0645\u0627\u0633\u0647 \u0622\u0645\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

@Service
\npublic class OrderSagaOrchestrator {<\/p>\n

private final Counter sagaCompletions;
\n private final Counter sagaFailures;
\n private final Timer sagaDuration;<\/p>\n

public OrderSagaOrchestrator(MeterRegistry registry) {
\n this.sagaCompletions = registry.counter(“order_saga_completions”);
\n this.sagaFailures = registry.counter(“order_saga_failures”);
\n this.sagaDuration = registry.timer(“order_saga_duration”);
\n }<\/p>\n

public void processOrder(Order order) {
\n Timer.Sample sample = Timer.start();
\n try {
\n \/\/ Saga logic here
\n sagaCompletions.increment();
\n } catch (Exception e) {
\n sagaFailures.increment();
\n throw e;
\n } finally {
\n sample.stop(sagaDuration);
\n }
\n }
\n}<\/p>\n

\u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/p>\n

\u0627\u06cc\u0646 \u0645\u0639\u06cc\u0627\u0631\u0647\u0627 \u0628\u0647 \u0645\u0627 \u0628\u06cc\u0646\u0634 \u0627\u0631\u0632\u0634\u0645\u0646\u062f\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0646\u062d\u0648\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u062d\u0645\u0627\u0633\u0647 \u0647\u0627\u06cc \u0645\u0627 \u062f\u0631 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u062f\u0647\u062f.<\/p>\n

\u0627\u062c\u0631\u0627\u06cc \u062d\u0645\u0627\u0633\u0647 \u062f\u0631 Spring Boot \u067e\u06cc\u0627\u062f\u0647 \u0631\u0648\u06cc \u062f\u0631 \u067e\u0627\u0631\u06a9 \u0646\u06cc\u0633\u062a\u060c \u0627\u0645\u0627 \u0627\u0628\u0632\u0627\u0631\u06cc \u0642\u062f\u0631\u062a\u0645\u0646\u062f \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u062a\u0631\u0627\u06a9\u0646\u0634 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0648 \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647 \u0627\u0633\u062a. \u0628\u0627 \u0637\u0631\u0627\u062d\u06cc \u062f\u0642\u06cc\u0642 \u062d\u0645\u0627\u0633\u0647\u200c\u0647\u0627\u06cc \u062e\u0648\u062f\u060c \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0645\u0646\u0637\u0642 \u0645\u062f\u06cc\u0631\u06cc\u062a \u062e\u0637\u0627 \u0648 \u062c\u0628\u0631\u0627\u0646 \u0635\u062d\u06cc\u062d\u060c \u0648 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0646\u0638\u0627\u0631\u062a \u0642\u0648\u06cc\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u0627\u0646\u0639\u0637\u0627\u0641\u200c\u067e\u0630\u06cc\u0631 \u0648 \u0645\u0642\u06cc\u0627\u0633\u200c\u067e\u0630\u06cc\u0631\u06cc \u0628\u0633\u0627\u0632\u06cc\u0645 \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u062d\u062a\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631\u06cc\u0646 \u0641\u0631\u0622\u06cc\u0646\u062f\u0647\u0627\u06cc \u062a\u062c\u0627\u0631\u06cc \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06a9\u0646\u0646\u062f.<\/p>\n

\u0628\u0647 \u06cc\u0627\u062f \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f\u060c \u06a9\u0644\u06cc\u062f \u0627\u062c\u0631\u0627\u06cc \u0645\u0648\u0641\u0642 \u062d\u0645\u0627\u0633\u0647\u060c \u0641\u06a9\u0631 \u06a9\u0631\u062f\u0646 \u062f\u0631 \u0645\u0648\u0631\u062f \u062a\u0645\u0627\u0645 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0634\u06a9\u0633\u062a \u0627\u062d\u062a\u0645\u0627\u0644\u06cc \u0648 \u0646\u062d\u0648\u0647 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0622\u0646\u0647\u0627 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0641\u0642\u0637 \u062f\u0631 \u0645\u0648\u0631\u062f \u0645\u0633\u06cc\u0631 \u062e\u0648\u0634\u0628\u062e\u062a\u06cc \u0646\u06cc\u0633\u062a\u060c \u0628\u0644\u06a9\u0647 \u062f\u0631 \u0645\u0648\u0631\u062f \u0645\u062f\u06cc\u0631\u06cc\u062a \u0628\u0631\u0627\u0632\u0646\u062f\u0647 \u0647\u0645\u0647 \u0686\u06cc\u0632\u0647\u0627\u06cc\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u062f\u0631 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647 \u0627\u0634\u062a\u0628\u0627\u0647 \u067e\u06cc\u0634 \u0628\u0631\u0648\u0646\u062f.<\/p>\n

\u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0628\u0627 \u062d\u0645\u0627\u0633\u0647 \u0647\u0627 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0627\u062d\u062a\u0645\u0627\u0644\u0627\u064b \u0628\u0627 \u0686\u0627\u0644\u0634 \u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f \u0628\u0631\u062e\u0648\u0631\u062f \u0628\u0627 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0647\u0627\u06cc \u0637\u0648\u0644\u0627\u0646\u06cc \u0645\u062f\u062a\u060c \u0631\u0633\u06cc\u062f\u06af\u06cc \u0628\u0647 \u0648\u0642\u0641\u0647 \u0647\u0627\u06cc \u0632\u0645\u0627\u0646\u06cc \u0648 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u062d\u0645\u0627\u0633\u0647 \u067e\u0633 \u0627\u0632 \u062e\u0631\u0627\u0628\u06cc \u0633\u06cc\u0633\u062a\u0645 \u0645\u0648\u0627\u062c\u0647 \u062e\u0648\u0627\u0647\u06cc\u062f \u0634\u062f. \u0647\u0645\u0647 \u0627\u06cc\u0646\u0647\u0627 \u0632\u0645\u06cc\u0646\u0647 \u0647\u0627\u06cc\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0634\u0645\u0627 \u0628\u0627\u06cc\u062f \u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc \u0647\u0627\u06cc\u06cc \u0631\u0627 \u0628\u0631\u0627\u06cc \u0646\u06cc\u0627\u0632\u0647\u0627\u06cc \u0633\u06cc\u0633\u062a\u0645 \u062e\u0648\u062f \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u06cc\u062f.<\/p>\n

\u062d\u0645\u0627\u0633\u0647 \u0647\u0627 \u0645\u0648\u0636\u0648\u0639 \u0628\u0632\u0631\u06af\u06cc \u0647\u0633\u062a\u0646\u062f \u0648 \u0647\u0645\u06cc\u0634\u0647 \u0686\u06cc\u0632\u0647\u0627\u06cc \u0628\u06cc\u0634\u062a\u0631\u06cc \u0628\u0631\u0627\u06cc \u06cc\u0627\u062f\u06af\u06cc\u0631\u06cc \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f. \u0647\u0645\u0627\u0646\u0637\u0648\u0631 \u06a9\u0647 \u0622\u0646\u0647\u0627 \u0631\u0627 \u062f\u0631 \u0628\u0631\u0646\u0627\u0645\u0647 \u0647\u0627\u06cc Spring Boot \u062e\u0648\u062f \u067e\u06cc\u0627\u062f\u0647 \u0633\u0627\u0632\u06cc \u0645\u06cc \u06a9\u0646\u06cc\u062f\u060c \u0627\u0644\u06af\u0648\u0647\u0627\u06cc \u062c\u062f\u06cc\u062f \u0648 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0634\u06cc\u0648\u0647 \u0647\u0627 \u0631\u0627 \u06a9\u0634\u0641 \u062e\u0648\u0627\u0647\u06cc\u062f \u06a9\u0631\u062f. \u0628\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634\u060c \u0622\u0632\u0645\u0627\u06cc\u0634 \u0648 \u0627\u0635\u0644\u0627\u062d \u0631\u0648\u06cc\u06a9\u0631\u062f \u062e\u0648\u062f \u0627\u062f\u0627\u0645\u0647 \u062f\u0647\u06cc\u062f. \u0628\u0627 \u06af\u0630\u0634\u062a \u0632\u0645\u0627\u0646 \u0648 \u062a\u062c\u0631\u0628\u0647\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0644\u06af\u0648\u06cc \u062d\u0645\u0627\u0633\u06cc \u062f\u0631 Spring Boot\u060c \u0633\u06cc\u0633\u062a\u0645\u200c\u0647\u0627\u06cc \u062a\u0648\u0632\u06cc\u0639\u200c\u0634\u062f\u0647 \u0641\u0648\u0642\u200c\u0627\u0644\u0639\u0627\u062f\u0647 \u0642\u0648\u06cc \u0648 \u0645\u0642\u06cc\u0627\u0633\u200c\u067e\u0630\u06cc\u0631 \u0628\u0633\u0627\u0632\u06cc\u062f.<\/p>\n

\u0645\u062e\u0644\u0648\u0642\u0627\u062a \u0645\u0627<\/p>\n

\u062d\u062a\u0645\u0627\u064b \u062e\u0644\u0627\u0642\u06cc\u062a \u0647\u0627\u06cc \u0645\u0627 \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f:<\/p>\n

\u0645\u0631\u06a9\u0632 \u0633\u0631\u0645\u0627\u06cc\u0647 \u06af\u0630\u0627\u0631 | \u0632\u0646\u062f\u06af\u06cc \u0647\u0648\u0634\u0645\u0646\u062f | \u062f\u0648\u0631\u0647 \u0647\u0627 \u0648 \u067e\u0698\u0648\u0627\u06a9 \u0647\u0627 | \u0627\u0633\u0631\u0627\u0631 \u06af\u06cc\u062c \u06a9\u0646\u0646\u062f\u0647 | \u0647\u0646\u062f\u0648\u062a\u0648\u0627 | Elite Dev | \u0645\u062f\u0627\u0631\u0633 JS<\/p>\n

\u0645\u0627 \u062f\u0631 \u062d\u0627\u0644\u062a \u0645\u062a\u0648\u0633\u0637 \u200b\u200b\u0647\u0633\u062a\u06cc\u0645<\/p>\n

\u0628\u06cc\u0646\u0634 \u06a9\u0648\u0622\u0644\u0627\u06cc \u0641\u0646\u06cc | \u062f\u0648\u0631\u0627\u0646 \u0648 \u067e\u0698\u0648\u0627\u06a9 \u062c\u0647\u0627\u0646 | \u0633\u0631\u0645\u0627\u06cc\u0647 \u06af\u0630\u0627\u0631 \u0645\u0631\u06a9\u0632\u06cc \u0645\u062a\u0648\u0633\u0637 | \u0631\u0627\u0632\u0647\u0627\u06cc \u06af\u06cc\u062c \u06a9\u0646\u0646\u062f\u0647 \u0631\u0633\u0627\u0646\u0647 | \u0631\u0633\u0627\u0646\u0647 \u0639\u0644\u0645 \u0648 \u0639\u0635\u0631 | \u0647\u0646\u062f\u0648\u062a\u0648\u0627\u06cc \u0645\u062f\u0631\u0646<\/p>\n

\n

\u0628\u06cc\u0627\u06cc\u06cc\u062f \u062f\u0631 \u0645\u0648\u0631\u062f \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0644\u06af\u0648\u06cc Saga \u062f\u0631 Spring Boot \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u062a\u0631\u0627\u06a9\u0646\u0634\u200c\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u062f\u0631 \u0645\u06cc\u06a9\u0631\u0648\u0633\u0631\u0648\u06cc\u0633\u200c\u0647\u0627 \u0635\u062d\u0628\u062a \u06a9\u0646\u06cc\u0645. \u0627\u06cc\u0646 \u0631\u0648\u06cc\u06a9\u0631\u062f \u0632\u0645\u0627\u0646\u06cc \u0628\u0633\u06cc\u0627\u0631 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0633\u06cc\u0633\u062a\u0645 \u0647\u0627\u06cc \u062a\u0648\u0632\u06cc\u0639 \u0634\u062f\u0647 \u0633\u0631\u0648\u06a9\u0627\u0631 \u062f\u0627\u0631\u06cc\u062f \u0648 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u06cc\u062f \u0647\u0645\u0647 \u0686\u06cc\u0632 \u0631\u0627 \u0647\u0645\u0627\u0647\u0646\u06af \u0646\u06af\u0647 \u062f\u0627\u0631\u06cc\u062f.<\/p>\n

\u0627\u0648\u0644 \u0627\u0632 \u0647\u0645\u0647\u060c \u062d\u0645\u0627\u0633\u0647 \u0686\u06cc\u0633\u062a\u061f \u0627\u06cc\u0646 \u0627\u0633\u0627\u0633\u0627 \u0631\u0627\u0647\u06cc \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u06cc\u06a9 \u0633\u0631\u06cc \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0645\u062d\u0644\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0627 \u0647\u0645 \u06a9\u0627\u0631 \u0645\u06cc \u06a9\u0646\u0646\u062f \u062a\u0627 \u06cc\u06a9 \u0641\u0631\u0622\u06cc\u0646\u062f \u062a\u062c\u0627\u0631\u06cc \u0628\u0632\u0631\u06af\u062a\u0631 \u0631\u0627 \u062a\u06a9\u0645\u06cc\u0644 \u06a9\u0646\u0646\u062f. \u0647\u0631 \u0645\u0631\u062d\u0644\u0647 \u062f\u0631 \u062d\u0645\u0627\u0633\u0647 \u06a9\u0627\u0631 \u062e\u0648\u062f \u0631\u0627 \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc \u062f\u0647\u062f \u0648 \u0627\u06af\u0631 \u0645\u0634\u06a9\u0644\u06cc \u067e\u06cc\u0634 \u0628\u06cc\u0627\u06cc\u062f\u060c \u0645\u0627 \u0628\u0631\u0646\u0627\u0645\u0647 \u0627\u06cc \u0628\u0631\u0627\u06cc \u062e\u0646\u062b\u06cc \u06a9\u0631\u062f\u0646 \u06cc\u0627 \u0631\u0641\u0639 \u0622\u0646 \u062f\u0627\u0631\u06cc\u0645.<\/p>\n

\u062f\u0648 \u0646\u0648\u0639 \u0627\u0635\u0644\u06cc \u062d\u0645\u0627\u0633\u0647 \u0648\u062c\u0648\u062f \u062f\u0627\u0631\u062f: \u0631\u0642\u0635 \u0648 \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u0633\u06cc\u0648\u0646. \u0628\u0627 \u0637\u0631\u0627\u062d\u06cc \u0631\u0642\u0635\u060c \u0647\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0645\u06cc \u062f\u0627\u0646\u062f \u06a9\u0647 \u062f\u0631 \u0645\u0631\u062d\u0644\u0647 \u0628\u0639\u062f \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f \u0648 \u0645\u0631\u062d\u0644\u0647 \u0628\u0639\u062f\u06cc \u0631\u0627 \u0622\u063a\u0627\u0632 \u0645\u06cc \u06a9\u0646\u062f. \u0627\u0632 \u0637\u0631\u0641 \u062f\u06cc\u06af\u0631\u060c \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u0633\u06cc\u0648\u0646 \u06cc\u06a9 \u0647\u0645\u0627\u0647\u0646\u06af \u06a9\u0646\u0646\u062f\u0647 \u0645\u0631\u06a9\u0632\u06cc \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u0647 \u0647\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0645\u06cc \u06af\u0648\u06cc\u062f \u0686\u0647 \u06a9\u0627\u0631\u06cc \u0627\u0646\u062c\u0627\u0645 \u062f\u0647\u062f.<\/p>\n

\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0627 \u06cc\u06a9 \u062d\u0645\u0627\u0633\u0647 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0631\u0642\u0635 \u062f\u0631 Spring Boot \u0634\u0631\u0648\u0639 \u06a9\u0646\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u0645\u062b\u0627\u0644 \u0633\u0627\u062f\u0647 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

\n
@Service<\/span>\npublic<\/span> class<\/span> OrderService<\/span> {<\/span>\n\n    @Autowired<\/span>\n    private<\/span> KafkaTemplate<\/span><<\/span>String<\/span>,<\/span> String<\/span>><\/span> kafkaTemplate<\/span>;<\/span>\n\n    public<\/span> void<\/span> createOrder<\/span>(<\/span>Order<\/span> order<\/span>)<\/span> {<\/span>\n        \/\/ Save order<\/span>\n        saveOrder<\/span>(<\/span>order<\/span>);<\/span>\n\n        \/\/ Publish event<\/span>\n        kafkaTemplate<\/span>.<\/span>send<\/span>(<\/span>\"order-created\"<\/span>,<\/span> order<\/span>.<\/span>getId<\/span>());<\/span>\n    }<\/span>\n\n    @KafkaListener<\/span>(<\/span>topics<\/span> =<\/span> \"payment-processed\"<\/span>)<\/span>\n    public<\/span> void<\/span> handlePaymentProcessed<\/span>(<\/span>String<\/span> orderId<\/span>)<\/span> {<\/span>\n        \/\/ Update order status<\/span>\n        updateOrderStatus<\/span>(<\/span>orderId<\/span>,<\/span> \"PAID\"<\/span>);<\/span>\n    }<\/span>\n}<\/span>\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u062f\u0631 \u0627\u06cc\u0646 \u062a\u0646\u0638\u06cc\u0645\u0627\u062a\u060c \u0647\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0628\u062e\u0634 \u062e\u0648\u062f \u0631\u0627 \u0627\u0632 \u062a\u0631\u0627\u06a9\u0646\u0634 \u06a9\u0627\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f\u060c \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0631\u0627 \u0645\u0646\u062a\u0634\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0633\u0627\u06cc\u0631 \u0633\u0631\u0648\u06cc\u0633 \u0647\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u06af\u0648\u0634 \u0645\u06cc \u062f\u0647\u0646\u062f \u0648 \u0628\u0631 \u0627\u0633\u0627\u0633 \u0622\u0646 \u0648\u0627\u06a9\u0646\u0634 \u0646\u0634\u0627\u0646 \u0645\u06cc \u062f\u0647\u0646\u062f.<\/p>\n
\u062d\u0627\u0644\u060c \u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0647 \u06cc\u06a9 \u062d\u0645\u0627\u0633\u0647 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u0633\u06cc\u0648\u0646 \u0646\u06af\u0627\u0647 \u06a9\u0646\u06cc\u0645. \u0645\u0627 \u0627\u0632 Spring State Machine \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0648\u0636\u0639\u06cc\u062a \u062d\u0645\u0627\u0633\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f:<\/p>\n
\n
@Configuration<\/span>\n@EnableStateMachine<\/span>\npublic<\/span> class<\/span> OrderSagaStateMachineConfig<\/span> extends<\/span> StateMachineConfigurerAdapter<\/span><<\/span>OrderState<\/span>,<\/span> OrderEvent<\/span>><\/span> {<\/span>\n\n    @Override<\/span>\n    public<\/span> void<\/span> configure<\/span>(<\/span>StateMachineStateConfigurer<\/span><<\/span>OrderState<\/span>,<\/span> OrderEvent<\/span>><\/span> states<\/span>)<\/span> throws<\/span> Exception<\/span> {<\/span>\n        states<\/span>\n            .<\/span>withStates<\/span>()<\/span>\n            .<\/span>initial<\/span>(<\/span>OrderState<\/span>.<\/span>CREATED<\/span>)<\/span>\n            .<\/span>state<\/span>(<\/span>OrderState<\/span>.<\/span>PAYMENT_PENDING<\/span>)<\/span>\n            .<\/span>state<\/span>(<\/span>OrderState<\/span>.<\/span>STOCK_CHECKING<\/span>)<\/span>\n            .<\/span>state<\/span>(<\/span>OrderState<\/span>.<\/span>COMPLETED<\/span>)<\/span>\n            .<\/span>state<\/span>(<\/span>OrderState<\/span>.<\/span>FAILED<\/span>);<\/span>\n    }<\/span>\n\n    @Override<\/span>\n    public<\/span> void<\/span> configure<\/span>(<\/span>StateMachineTransitionConfigurer<\/span><<\/span>OrderState<\/span>,<\/span> OrderEvent<\/span>><\/span> transitions<\/span>)<\/span> throws<\/span> Exception<\/span> {<\/span>\n        transitions<\/span>\n            .<\/span>withExternal<\/span>()<\/span>\n                .<\/span>source<\/span>(<\/span>OrderState<\/span>.<\/span>CREATED<\/span>).<\/span>target<\/span>(<\/span>OrderState<\/span>.<\/span>PAYMENT_PENDING<\/span>)<\/span>\n                .<\/span>event<\/span>(<\/span>OrderEvent<\/span>.<\/span>INITIATE_PAYMENT<\/span>)<\/span>\n                .<\/span>and<\/span>()<\/span>\n            .<\/span>withExternal<\/span>()<\/span>\n                .<\/span>source<\/span>(<\/span>OrderState<\/span>.<\/span>PAYMENT_PENDING<\/span>).<\/span>target<\/span>(<\/span>OrderState<\/span>.<\/span>STOCK_CHECKING<\/span>)<\/span>\n                .<\/span>event<\/span>(<\/span>OrderEvent<\/span>.<\/span>PAYMENT_COMPLETED<\/span>)<\/span>\n                .<\/span>and<\/span>()<\/span>\n            .<\/span>withExternal<\/span>()<\/span>\n                .<\/span>source<\/span>(<\/span>OrderState<\/span>.<\/span>STOCK_CHECKING<\/span>).<\/span>target<\/span>(<\/span>OrderState<\/span>.<\/span>COMPLETED<\/span>)<\/span>\n                .<\/span>event<\/span>(<\/span>OrderEvent<\/span>.<\/span>STOCK_CONFIRMED<\/span>)<\/span>\n                .<\/span>and<\/span>()<\/span>\n            .<\/span>withExternal<\/span>()<\/span>\n                .<\/span>source<\/span>(<\/span>OrderState<\/span>.<\/span>STOCK_CHECKING<\/span>).<\/span>target<\/span>(<\/span>OrderState<\/span>.<\/span>FAILED<\/span>)<\/span>\n                .<\/span>event<\/span>(<\/span>OrderEvent<\/span>.<\/span>STOCK_UNAVAILABLE<\/span>);<\/span>\n    }<\/span>\n}<\/span>\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0627\u06cc\u0646 \u0645\u0627\u0634\u06cc\u0646 \u062d\u0627\u0644\u062a \u062c\u0631\u06cc\u0627\u0646 \u062d\u0645\u0627\u0633\u0647 \u0645\u0627 \u0631\u0627 \u062a\u0639\u0631\u06cc\u0641 \u0645\u06cc \u06a9\u0646\u062f. \u0647\u0631 \u062d\u0627\u0644\u062a \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u0645\u0631\u062d\u0644\u0647 \u0627\u06cc \u0627\u0632 \u0641\u0631\u0622\u06cc\u0646\u062f \u0627\u0633\u062a \u0648 \u0631\u0648\u06cc\u062f\u0627\u062f\u0647\u0627 \u0628\u0627\u0639\u062b \u0627\u0646\u062a\u0642\u0627\u0644 \u0628\u06cc\u0646 \u062d\u0627\u0644\u062a \u0647\u0627 \u0645\u06cc \u0634\u0648\u0646\u062f.<\/p>\n
\u06cc\u06a9\u06cc \u0627\u0632 \u067e\u06cc\u0686\u06cc\u062f\u0647\u200c\u062a\u0631\u06cc\u0646 \u0628\u062e\u0634\u200c\u0647\u0627\u06cc \u0627\u062c\u0631\u0627\u06cc \u062d\u0645\u0627\u0633\u0647\u060c \u0631\u0633\u06cc\u062f\u06af\u06cc \u0628\u0647 \u0634\u06a9\u0633\u062a\u200c\u0647\u0627 \u0648 \u062c\u0628\u0631\u0627\u0646 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u0627\u0633\u062a. \u0627\u06af\u0631 \u062f\u0631 \u0646\u06cc\u0645\u0647 \u0631\u0627\u0647 \u0645\u0634\u06a9\u0644\u06cc \u067e\u06cc\u0634 \u0628\u06cc\u0627\u06cc\u062f\u060c \u0628\u0627\u06cc\u062f \u0627\u0642\u062f\u0627\u0645\u0627\u062a\u06cc \u0631\u0627 \u06a9\u0647 \u0642\u0628\u0644\u0627 \u0628\u0631\u062f\u0627\u0634\u062a\u0647 \u0627\u06cc\u0645 \u062e\u0646\u062b\u06cc \u06a9\u0646\u06cc\u0645 \u06cc\u0627 \u062c\u0628\u0631\u0627\u0646 \u06a9\u0646\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u062d\u0648\u0647 \u0628\u0631\u062e\u0648\u0631\u062f \u0628\u0627 \u0634\u06a9\u0633\u062a \u062f\u0631 \u062d\u0645\u0627\u0633\u0647 \u0633\u0641\u0627\u0631\u0634 \u0645\u0627 \u0622\u0645\u062f\u0647 \u0627\u0633\u062a:<\/p>\n
\n
@Service<\/span>\npublic<\/span> class<\/span> OrderSagaOrchestrator<\/span> {<\/span>\n\n    @Autowired<\/span>\n    private<\/span> StateMachine<\/span><<\/span>OrderState<\/span>,<\/span> OrderEvent<\/span>><\/span> stateMachine<\/span>;<\/span>\n\n    @Autowired<\/span>\n    private<\/span> PaymentService<\/span> paymentService<\/span>;<\/span>\n\n    @Autowired<\/span>\n    private<\/span> InventoryService<\/span> inventoryService<\/span>;<\/span>\n\n    public<\/span> void<\/span> processOrder<\/span>(<\/span>Order<\/span> order<\/span>)<\/span> {<\/span>\n        stateMachine<\/span>.<\/span>start<\/span>();<\/span>\n\n        try<\/span> {<\/span>\n            stateMachine<\/span>.<\/span>sendEvent<\/span>(<\/span>OrderEvent<\/span>.<\/span>INITIATE_PAYMENT<\/span>);<\/span>\n            paymentService<\/span>.<\/span>processPayment<\/span>(<\/span>order<\/span>);<\/span>\n\n            stateMachine<\/span>.<\/span>sendEvent<\/span>(<\/span>OrderEvent<\/span>.<\/span>PAYMENT_COMPLETED<\/span>);<\/span>\n            boolean<\/span> stockAvailable<\/span> =<\/span> inventoryService<\/span>.<\/span>checkStock<\/span>(<\/span>order<\/span>);<\/span>\n\n            if<\/span> (<\/span>stockAvailable<\/span>)<\/span> {<\/span>\n                stateMachine<\/span>.<\/span>sendEvent<\/span>(<\/span>OrderEvent<\/span>.<\/span>STOCK_CONFIRMED<\/span>);<\/span>\n            }<\/span> else<\/span> {<\/span>\n                stateMachine<\/span>.<\/span>sendEvent<\/span>(<\/span>OrderEvent<\/span>.<\/span>STOCK_UNAVAILABLE<\/span>);<\/span>\n                compensate<\/span>(<\/span>order<\/span>);<\/span>\n            }<\/span>\n        }<\/span> catch<\/span> (<\/span>Exception<\/span> e<\/span>)<\/span> {<\/span>\n            compensate<\/span>(<\/span>order<\/span>);<\/span>\n        }<\/span>\n    }<\/span>\n\n    private<\/span> void<\/span> compensate<\/span>(<\/span>Order<\/span> order<\/span>)<\/span> {<\/span>\n        if<\/span> (<\/span>stateMachine<\/span>.<\/span>getState<\/span>().<\/span>getId<\/span>()<\/span> ==<\/span> OrderState<\/span>.<\/span>STOCK_CHECKING<\/span>)<\/span> {<\/span>\n            paymentService<\/span>.<\/span>refundPayment<\/span>(<\/span>order<\/span>);<\/span>\n        }<\/span>\n        \/\/ Add more compensation logic as needed<\/span>\n    }<\/span>\n}<\/span>\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u062f\u0631 \u0627\u06cc\u0646 \u0645\u062b\u0627\u0644\u060c \u0627\u06af\u0631 \u0645\u062a\u0648\u062c\u0647 \u0634\u0648\u06cc\u0645 \u06a9\u0647 \u0633\u0647\u0627\u0645 \u067e\u0633 \u0627\u0632 \u067e\u0631\u062f\u0627\u0632\u0634 \u067e\u0631\u062f\u0627\u062e\u062a \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0646\u06cc\u0633\u062a\u060c \u06cc\u06a9 \u0627\u0642\u062f\u0627\u0645 \u062c\u0628\u0631\u0627\u0646\u06cc \u0628\u0631\u0627\u06cc \u0628\u0627\u0632\u067e\u0631\u062f\u0627\u062e\u062a \u0648\u062c\u0647 \u067e\u0631\u062f\u0627\u062e\u062a\u06cc \u0631\u0627 \u0622\u063a\u0627\u0632 \u0645\u06cc \u06a9\u0646\u06cc\u0645.<\/p>\n
\u0639\u062f\u0645 \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u06cc\u06a9\u06cc \u062f\u06cc\u06af\u0631 \u0627\u0632 \u0645\u0641\u0627\u0647\u06cc\u0645 \u0645\u0647\u0645 \u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u062d\u0645\u0627\u0633\u0647 \u0627\u0633\u062a. \u0645\u0627 \u0628\u0627\u06cc\u062f \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u062d\u062a\u06cc \u0627\u06af\u0631 \u0645\u0631\u062d\u0644\u0647 \u0627\u06cc \u062a\u06a9\u0631\u0627\u0631 \u0634\u0648\u062f (\u0628\u0647 \u062f\u0644\u06cc\u0644 \u062a\u0644\u0627\u0634 \u0647\u0627\u06cc \u0645\u062c\u062f\u062f \u06cc\u0627 \u0645\u0634\u06a9\u0644\u0627\u062a \u0634\u0628\u06a9\u0647)\u060c \u0645\u0634\u06a9\u0644\u06cc \u0627\u06cc\u062c\u0627\u062f \u0646\u0645\u06cc \u06a9\u0646\u062f. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u062d\u0648\u0647 \u0627\u062c\u0631\u0627\u06cc \u06cc\u06a9 \u0633\u0631\u0648\u06cc\u0633 \u067e\u0631\u062f\u0627\u062e\u062a \u0646\u0627\u062a\u0648\u0627\u0646 \u0628\u0647 \u0634\u0631\u062d \u0632\u06cc\u0631 \u0627\u0633\u062a:<\/p>\n
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@Service<\/span>\npublic<\/span> class<\/span> IdempotentPaymentService<\/span> {<\/span>\n\n    @Autowired<\/span>\n    private<\/span> PaymentRepository<\/span> paymentRepository<\/span>;<\/span>\n\n    @Transactional<\/span>\n    public<\/span> void<\/span> processPayment<\/span>(<\/span>String<\/span> orderId<\/span>,<\/span> BigDecimal<\/span> amount<\/span>)<\/span> {<\/span>\n        String<\/span> idempotencyKey<\/span> =<\/span> generateIdempotencyKey<\/span>(<\/span>orderId<\/span>);<\/span>\n\n        if<\/span> (<\/span>paymentRepository<\/span>.<\/span>findByIdempotencyKey<\/span>(<\/span>idempotencyKey<\/span>).<\/span>isPresent<\/span>())<\/span> {<\/span>\n            \/\/ Payment already processed, do nothing<\/span>\n            return<\/span>;<\/span>\n        }<\/span>\n\n        \/\/ Process the payment<\/span>\n        Payment<\/span> payment<\/span> =<\/span> new<\/span> Payment<\/span>(<\/span>orderId<\/span>,<\/span> amount<\/span>,<\/span> idempotencyKey<\/span>);<\/span>\n        paymentRepository<\/span>.<\/span>save<\/span>(<\/span>payment<\/span>);<\/span>\n    }<\/span>\n\n    private<\/span> String<\/span> generateIdempotencyKey<\/span>(<\/span>String<\/span> orderId<\/span>)<\/span> {<\/span>\n        return<\/span> orderId<\/span> +<\/span> \"-payment\"<\/span>;<\/span>\n    }<\/span>\n}<\/span>\n<\/code><\/pre>\n
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\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0627\u06cc\u0646 \u0633\u0631\u0648\u06cc\u0633 \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u0622\u06cc\u0627 \u067e\u0631\u062f\u0627\u062e\u062a\u06cc \u0628\u0627 \u0647\u0645\u0627\u0646 \u06a9\u0644\u06cc\u062f \u0639\u062f\u0645 \u062a\u0648\u0627\u0646\u0627\u06cc\u06cc \u0642\u0628\u0644\u0627\u064b \u067e\u0631\u062f\u0627\u0632\u0634 \u0634\u062f\u0647 \u0627\u0633\u062a \u06cc\u0627 \u062e\u06cc\u0631. \u0627\u06af\u0631 \u0686\u0646\u06cc\u0646 \u0627\u0633\u062a\u060c \u062f\u0648\u0628\u0627\u0631\u0647 \u067e\u0631\u062f\u0627\u062e\u062a \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0646\u0645\u06cc \u06a9\u0646\u062f.<\/p>\n
\u0648\u0642\u062a\u06cc \u0646\u0648\u0628\u062a \u0628\u0647 \u0622\u0632\u0645\u0627\u06cc\u0634 \u062d\u0645\u0627\u0633\u0647 \u0645\u06cc \u0631\u0633\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u062f \u0628\u0633\u06cc\u0627\u0631 \u067e\u06cc\u0686\u06cc\u062f\u0647 \u0634\u0648\u062f. \u0645\u0627 \u0628\u0627\u06cc\u062f \u0646\u0647 \u062a\u0646\u0647\u0627 \u0645\u0633\u06cc\u0631 \u0634\u0627\u062f\u060c \u0628\u0644\u06a9\u0647 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627\u06cc \u0645\u062e\u062a\u0644\u0641 \u0634\u06a9\u0633\u062a \u0648 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u062c\u0628\u0631\u0627\u0646\u06cc \u0631\u0627 \u0646\u06cc\u0632 \u0622\u0632\u0645\u0627\u06cc\u0634 \u06a9\u0646\u06cc\u0645. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u06cc\u06a9 \u062a\u0633\u062a \u0633\u0627\u062f\u0647 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 JUnit \u0648 Mockito \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n
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@RunWith<\/span>(<\/span>SpringRunner<\/span>.<\/span>class<\/span>)<\/span>\n@SpringBootTest<\/span>\npublic<\/span> class<\/span> OrderSagaOrchestratorTest<\/span> {<\/span>\n\n    @Autowired<\/span>\n    private<\/span> OrderSagaOrchestrator<\/span> orchestrator<\/span>;<\/span>\n\n    @MockBean<\/span>\n    private<\/span> PaymentService<\/span> paymentService<\/span>;<\/span>\n\n    @MockBean<\/span>\n    private<\/span> InventoryService<\/span> inventoryService<\/span>;<\/span>\n\n    @Test<\/span>\n    public<\/span> void<\/span> testSuccessfulOrderProcessing<\/span>()<\/span> {<\/span>\n        Order<\/span> order<\/span> =<\/span> new<\/span> Order<\/span>(<\/span>\"123\"<\/span>,<\/span> BigDecimal<\/span>.<\/span>valueOf<\/span>(<\/span>100<\/span>));<\/span>\n\n        when<\/span>(<\/span>paymentService<\/span>.<\/span>processPayment<\/span>(<\/span>order<\/span>)).<\/span>thenReturn<\/span>(<\/span>true<\/span>);<\/span>\n        when<\/span>(<\/span>inventoryService<\/span>.<\/span>checkStock<\/span>(<\/span>order<\/span>)).<\/span>thenReturn<\/span>(<\/span>true<\/span>);<\/span>\n\n        orchestrator<\/span>.<\/span>processOrder<\/span>(<\/span>order<\/span>);<\/span>\n\n        verify<\/span>(<\/span>paymentService<\/span>).<\/span>processPayment<\/span>(<\/span>order<\/span>);<\/span>\n        verify<\/span>(<\/span>inventoryService<\/span>).<\/span>checkStock<\/span>(<\/span>order<\/span>);<\/span>\n        \/\/ Add more verifications as needed<\/span>\n    }<\/span>\n\n    @Test<\/span>\n    public<\/span> void<\/span> testCompensationWhenStockUnavailable<\/span>()<\/span> {<\/span>\n        Order<\/span> order<\/span> =<\/span> new<\/span> Order<\/span>(<\/span>\"123\"<\/span>,<\/span> BigDecimal<\/span>.<\/span>valueOf<\/span>(<\/span>100<\/span>));<\/span>\n\n        when<\/span>(<\/span>paymentService<\/span>.<\/span>processPayment<\/span>(<\/span>order<\/span>)).<\/span>thenReturn<\/span>(<\/span>true<\/span>);<\/span>\n        when<\/span>(<\/span>inventoryService<\/span>.<\/span>checkStock<\/span>(<\/span>order<\/span>)).<\/span>thenReturn<\/span>(<\/span>false<\/span>);<\/span>\n\n        orchestrator<\/span>.<\/span>processOrder<\/span>(<\/span>order<\/span>);<\/span>\n\n        verify<\/span>(<\/span>paymentService<\/span>).<\/span>processPayment<\/span>(<\/span>order<\/span>);<\/span>\n        verify<\/span>(<\/span>inventoryService<\/span>).<\/span>checkStock<\/span>(<\/span>order<\/span>);<\/span>\n        verify<\/span>(<\/span>paymentService<\/span>).<\/span>refundPayment<\/span>(<\/span>order<\/span>);<\/span>\n    }<\/span>\n}<\/span>\n<\/code><\/pre>\n
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\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0627\u06cc\u0646 \u0622\u0632\u0645\u0627\u06cc\u0634\u200c\u0647\u0627 \u0647\u0645 \u0645\u0648\u0631\u062f \u0645\u0648\u0641\u0642\u06cc\u062a\u200c\u0622\u0645\u06cc\u0632 \u0648 \u0647\u0645 \u0645\u0648\u0631\u062f\u06cc \u0631\u0627 \u06a9\u0647 \u062f\u0631 \u0622\u0646 \u063a\u0631\u0627\u0645\u062a \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a \u0628\u0631\u0631\u0633\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n
\u0646\u0638\u0627\u0631\u062a \u0628\u0631 \u062d\u0645\u0627\u0633\u0647 \u0647\u0627 \u062f\u0631 \u062a\u0648\u0644\u06cc\u062f \u0628\u0631\u0627\u06cc \u062d\u0641\u0638 \u06cc\u06a9 \u0633\u06cc\u0633\u062a\u0645 \u0633\u0627\u0644\u0645 \u0628\u0633\u06cc\u0627\u0631 \u0645\u0647\u0645 \u0627\u0633\u062a. \u0645\u0627 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 Spring Boot Actuator \u0647\u0645\u0631\u0627\u0647 \u0628\u0627 \u0627\u0628\u0632\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f Prometheus \u0648 Grafana \u0628\u0631\u0627\u06cc \u0631\u062f\u06cc\u0627\u0628\u06cc \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f \u0632\u0645\u0627\u0646 \u0627\u062a\u0645\u0627\u0645 \u062d\u0645\u0627\u0633\u0647\u060c \u0646\u0631\u062e \u0634\u06a9\u0633\u062a \u0648 \u0627\u0642\u062f\u0627\u0645\u0627\u062a \u062c\u0628\u0631\u0627\u0646\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645.<\/p>\n
\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0646\u062d\u0648\u0647 \u0627\u0641\u0632\u0648\u062f\u0646 \u0645\u0639\u06cc\u0627\u0631\u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0628\u0647 \u0627\u0631\u06a9\u0633\u062a\u0631\u0627\u062a\u0648\u0631 \u062d\u0645\u0627\u0633\u0647 \u0622\u0645\u062f\u0647 \u0627\u0633\u062a:<\/p>\n
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@Service<\/span>\npublic<\/span> class<\/span> OrderSagaOrchestrator<\/span> {<\/span>\n\n    private<\/span> final<\/span> Counter<\/span> sagaCompletions<\/span>;<\/span>\n    private<\/span> final<\/span> Counter<\/span> sagaFailures<\/span>;<\/span>\n    private<\/span> final<\/span> Timer<\/span> sagaDuration<\/span>;<\/span>\n\n    public<\/span> OrderSagaOrchestrator<\/span>(<\/span>MeterRegistry<\/span> registry<\/span>)<\/span> {<\/span>\n        this<\/span>.<\/span>sagaCompletions<\/span> =<\/span> registry<\/span>.<\/span>counter<\/span>(<\/span>\"order_saga_completions\"<\/span>);<\/span>\n        this<\/span>.<\/span>sagaFailures<\/span> =<\/span> registry<\/span>.<\/span>counter<\/span>(<\/span>\"order_saga_failures\"<\/span>);<\/span>\n        this<\/span>.<\/span>sagaDuration<\/span> =<\/span> registry<\/span>.<\/span>timer<\/span>(<\/span>\"order_saga_duration\"<\/span>);<\/span>\n    }<\/span>\n\n    public<\/span> void<\/span> processOrder<\/span>(<\/span>Order<\/span> order<\/span>)<\/span> {<\/span>\n        Timer<\/span>.<\/span>Sample<\/span> sample<\/span> =<\/span> Timer<\/span>.<\/span>start<\/span>();<\/span>\n        try<\/span> {<\/span>\n            \/\/ Saga logic here<\/span>\n            sagaCompletions<\/span>.<\/span>increment<\/span>();<\/span>\n        }<\/span> catch<\/span> (<\/span>Exception<\/span> e<\/span>)<\/span> {<\/span>\n            sagaFailures<\/span>.<\/span>increment<\/span>();<\/span>\n            throw<\/span> e<\/span>;<\/span>\n        }<\/span> finally<\/span> {<\/span>\n            sample<\/span>.<\/span>stop<\/span>(<\/span>sagaDuration<\/span>);<\/span>\n        }<\/span>\n    }<\/span>\n}<\/span>\n<\/code><\/pre>\n
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\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0627\u06cc\u0646 \u0645\u0639\u06cc\u0627\u0631\u0647\u0627 \u0628\u0647 \u0645\u0627 \u0628\u06cc\u0646\u0634 \u0627\u0631\u0632\u0634\u0645\u0646\u062f\u06cc \u062f\u0631 \u0645\u0648\u0631\u062f \u0646\u062d\u0648\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f \u062d\u0645\u0627\u0633\u0647 \u0647\u0627\u06cc \u0645\u0627 \u062f\u0631 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc \u062f\u0647\u062f.<\/p>\n
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\u0641\u0647\u0631\u0633\u062a \u0645\u0637\u0627\u0644\u0628<\/p>\nToggle<\/span><\/path><\/svg><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n