Polishing contribution

Closes gh-33638

spring-web/src/main/java/org/springframework/http/server/reactive/ReactorUriHelper.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,7 +24,7 @@ import reactor.netty.http.server.HttpServerRequest;
 import org.springframework.util.Assert;
 
 /**
- * Helper class for creating a {@link URI} from a reactor {@link HttpServerRequest}.
+ * Helper class to create {@link URI} from a Reactor Netty request.
  *
  * @author Arjen Poutsma
  * @since 6.0.8
@@ -48,12 +48,16 @@ abstract class ReactorUriHelper {
 			builder.append(port);
 		}
 
+		// Reactor Netty has config whether to extract and apply forwarded headers.
+		// We apply the prefix manually as it affects the contextPath too.
+
 		String prefix = request.forwardedPrefix();
 		if (prefix != null && !prefix.isEmpty()) {
 			builder.append(prefix);
 		}
 
 		appendRequestUri(request, builder);
+
 		return new URI(builder.toString());
 	}