RFR: 8276766: Enable jar and jmod to produce deterministic timestamped content [v20]

[Andrew Leonard]

On Tue, 7 Dec 2021 19:06:17 GMT, John Neffenger <jgneff at openjdk.org> wrote:

>> Thanks, CSR now Finalized
>
>> Thanks, CSR now Finalized
> 
> Just a minor note: the CSR uses the adjective "extended" in three places for the DOS date and time field, but that field is actually a part of the original ZIP specification and not in an extended field. This implementation make a point never to touch the "Extended Timestamp Extra Field" defined in the 1997 [Info-ZIP Application Note 970311][1].
> 
> Maybe the confusion was from the required ISO 8601 extended format (rather than basic).
> 
> [1]: https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/zip/ZipEntry.html#setExtra(byte%5B%5D)

@jgneff John, I know you have an interest in this, what is your urgency for this support? jdk-18 or 19 ?

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PR: https://git.openjdk.java.net/jdk/pull/6481