From 4fb97b100371e12c6ae4fc1a968a59d6094402ea Mon Sep 17 00:00:00 2001
From: William Cheng <wing328hk@gmail.com>
Date: Tue, 13 Feb 2024 17:33:51 +0800
Subject: [PATCH] add support for extension in request body to name body
 parameter (#17850)

---
 .../main/java/org/openapitools/codegen/DefaultCodegen.java    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java
index 26f806fb9be..54909b47dca 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/DefaultCodegen.java
@@ -4744,6 +4744,10 @@ public class DefaultCodegen implements CodegenConfig {
                 if (op.vendorExtensions != null && op.vendorExtensions.containsKey("x-codegen-request-body-name")) {
                     bodyParameterName = (String) op.vendorExtensions.get("x-codegen-request-body-name");
                 }
+                if (requestBody.getExtensions() != null && requestBody.getExtensions().containsKey("x-codegen-request-body-name")) {
+                    bodyParameterName = (String) requestBody.getExtensions().get("x-codegen-request-body-name");
+                }
+
                 bodyParam = fromRequestBody(requestBody, imports, bodyParameterName);
 
                 if (bodyParam != null) {