RFR: 8350279: HttpClient: Add a new HttpResponse method to identify connections

[Daniel Fuchs]

On Sun, 23 Mar 2025 07:07:10 GMT, Chen Liang <liach at openjdk.org> wrote:

> * Can users make any assumption about the connection identity when it is empty? Such as assuming such connections are all the same (as implied by your use of `orElse(null)` in tests) or all different?

No. If empty is returned you can make no assumptions. In practice this should never be null with our impl (except possibly in whitebox tests)

> * If we cannot make any assumption about the empty return value, can users make any assumption that a `HttpResponse` obtained from the JDK built-in `HttpClient` always return non-empty for the label?

Yes.

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PR Comment: https://git.openjdk.org/jdk/pull/24154#issuecomment-2747678612