Backport "HttpClientErrorException should provide access to response headers" [SPR-9460]

[spring-projects-issues]

Scott Andrews opened SPR-9460 and commented

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This issue is a backport sub-task of #12593

[spring-projects-issues]

Juergen Hoeller commented

Rossen seems to have backported this for 3.1.2 already...

[spring-projects-issues]

Zach Marshall commented

I know this is a year too late, but is it just me, or did the backport miss making org.springframework.http.HttpHeaders Serializable?