RFR: 8350279: HttpClient: Add a new HttpResponse method to identify connections [v4]

[Jaikiran Pai]

On Wed, 26 Mar 2025 10:49:06 GMT, Volkan Yazici <vyazici at openjdk.org> wrote:

>> Adds `HttpResponse::connectionLabel` method that provides an identifier for the connection.
>> 
>> **Implementation note:** The feature is facilitated by `HttpConnection::label`, which should not be confused with `HttpConnection::id`. This distinction is explained in the JavaDoc of both properties.
>
> Volkan Yazici has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Improve JavaDoc

src/java.net.http/share/classes/jdk/internal/net/http/HttpConnection.java line 121:

> 119:      * {@link HttpResponse#connectionLabel() HttpResponse::connectionLabel}}
> 120:      */
> 121:     public String label() {

Perhaps make this method `final`?

src/java.net.http/share/classes/jdk/internal/net/http/HttpResponseImpl.java line 44:

> 42:  * The implementation class for HttpResponse
> 43:  */
> 44: class HttpResponseImpl<T> implements HttpResponse<T>, RawChannel.Provider {

The copyright year on this file will need an update.

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PR Review Comment: https://git.openjdk.org/jdk/pull/24154#discussion_r2016498947
PR Review Comment: https://git.openjdk.org/jdk/pull/24154#discussion_r2016502574