From 47839589f76ef9d639784aab4d9b7c20a5a2e474 Mon Sep 17 00:00:00 2001
From: Georgios Andrianakis <geoand@gmail.com>
Date: Mon, 6 Dec 2021 09:31:29 +0200
Subject: [PATCH] Don't throw an exception when finishing a closed RESTEasy
 response

Relates to: https://github.com/quarkusio/quarkus/issues/21762#issuecomment-985995830
---
 .../quarkus/resteasy/runtime/standalone/VertxHttpResponse.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extensions/resteasy-classic/resteasy/runtime/src/main/java/io/quarkus/resteasy/runtime/standalone/VertxHttpResponse.java b/extensions/resteasy-classic/resteasy/runtime/src/main/java/io/quarkus/resteasy/runtime/standalone/VertxHttpResponse.java
index d644c720b5881..5e5440491e2f1 100644
--- a/extensions/resteasy-classic/resteasy/runtime/src/main/java/io/quarkus/resteasy/runtime/standalone/VertxHttpResponse.java
+++ b/extensions/resteasy-classic/resteasy/runtime/src/main/java/io/quarkus/resteasy/runtime/standalone/VertxHttpResponse.java
@@ -138,7 +138,7 @@ private void transformHeadersList(final String key, final List<Object> valueList
 
     public void finish() throws IOException {
         checkException();
-        if (finished || response.ended())
+        if (finished || response.ended() || response.closed())
             return;
         try {
             if (os != null) {