并发

src/main/java/com/izouma/nineth/event/OrderNotifyEvent.java

@@ -1,5 +1,7 @@
 package com.izouma.nineth.event;
 
+import com.fasterxml.jackson.databind.annotation.JsonSerialize;
+import com.fasterxml.jackson.databind.ser.std.ToStringSerializer;
 import com.izouma.nineth.enums.PayMethod;
 import lombok.AllArgsConstructor;
 import lombok.Data;
@@ -11,6 +13,7 @@ import java.io.Serializable;
 @AllArgsConstructor
 @NoArgsConstructor
 public class OrderNotifyEvent implements Serializable {
+    @JsonSerialize(using = ToStringSerializer.class)
     private Long      orderId;
     private PayMethod payMethod;
     private String    transactionId;

src/main/java/com/izouma/nineth/service/OrderService.java

@@ -416,7 +416,6 @@ public class OrderService {
         return restAmount.subtract(divAmount);
     }
 
-    @Transactional
     public void notifyOrder(Long orderId, PayMethod payMethod, String transactionId) {
         log.info("订单回调 orderId: {}, payMethod: {}, transactionId: {}", orderId, payMethod, transactionId);