From c231675a0591d0131c081621556446d52e4833cb Mon Sep 17 00:00:00 2001
From: Dec12 | Fujigon <Kazuhisa.Fujita@sony.com>
Date: Mon, 14 Oct 2019 23:55:30 +0900
Subject: [PATCH] don't forget to copy the object mapper for serialization, in
 order to avoid setting affects other serialization (#4093)

---
 .../org/openapitools/codegen/serializer/SerializerUtils.java     | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/serializer/SerializerUtils.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/serializer/SerializerUtils.java
index e2837499f40..16a8af68a7e 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/serializer/SerializerUtils.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/serializer/SerializerUtils.java
@@ -19,6 +19,7 @@ public class SerializerUtils {
         SimpleModule module = createModule();
         try {
             return Yaml.mapper()
+                    .copy()
                     .registerModule(module)
                     .configure(MapperFeature.SORT_PROPERTIES_ALPHABETICALLY, true)
                     .writeValueAsString(openAPI)