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Create case-insensitive copy in RestClientResponseException

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Closes gh-31978
This commit is contained in:
Arjen Poutsma
2024-01-09 11:40:14 +01:00
parent b823c46aae
commit e6f638132c
2 changed files with 49 additions and 3 deletions
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9
spring-web/src/main/java/org/springframework/web/client/RestClientResponseException.java
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@@ -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.
@@ -19,6 +19,7 @@ package org.springframework.web.client;
import java.io.UnsupportedEncodingException;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.Locale;
import java.util.function.Function;
import org.springframework.core.ParameterizedTypeReference;
@@ -27,7 +28,8 @@ import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatusCode;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.CollectionUtils;
import org.springframework.util.LinkedCaseInsensitiveMap;
import org.springframework.util.MultiValueMap;
/**
@@ -102,7 +104,8 @@ public class RestClientResponseException extends RestClientException {
@Nullable
private static HttpHeaders copyHeaders(@Nullable HttpHeaders headers) {
if (headers != null) {
MultiValueMap<String, String> result = new LinkedMultiValueMap<>(headers.size());
MultiValueMap<String, String> result =
CollectionUtils.toMultiValueMap(new LinkedCaseInsensitiveMap<>(headers.size(), Locale.ENGLISH));
headers.forEach((name, values) -> values.forEach(value -> result.add(name, value)));
return HttpHeaders.readOnlyHttpHeaders(result);
}