From b362a913037b7cbc40c40152a95dcc10abebc841 Mon Sep 17 00:00:00 2001
From: sgibb <sgibb@pivotal.io>
Date: Wed, 7 Aug 2024 13:28:04 -0400
Subject: [PATCH] Updated tests for framework changes

---
 .../cloud/gateway/filter/headers/ForwardedHeadersFilter.java   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/headers/ForwardedHeadersFilter.java b/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/headers/ForwardedHeadersFilter.java
index 788d305c..840c8d4a 100644
--- a/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/headers/ForwardedHeadersFilter.java
+++ b/spring-cloud-gateway-server/src/main/java/org/springframework/cloud/gateway/filter/headers/ForwardedHeadersFilter.java
@@ -92,7 +92,8 @@ public class ForwardedHeadersFilter implements HttpHeadersFilter, Ordered {
 	@Override
 	public HttpHeaders filter(HttpHeaders input, ServerWebExchange exchange) {
 		ServerHttpRequest request = exchange.getRequest();
-		HttpHeaders original = input;
+		HttpHeaders original = new HttpHeaders();
+		original.putAll(input);
 		HttpHeaders updated = new HttpHeaders();
 
 		// copy all headers except Forwarded