On Wed, 8 Jan 2025 06:01:55 GMT, Jaikiran Pai <j...@openjdk.org> wrote:

>> Can I please get a review of this enhancement which proposes to enhance 
>> `java.util.zip.Deflater/Inflater` classes to now implement `AutoCloseable`?
>> 
>> The actual work for this was done a few years back when we discussed the 
>> proposed approaches and then I raised a RFR. At that time I couldn't take 
>> this to completion. The current changes in this PR involve the 
>> implementation that was discussed at that time and also have implemented the 
>> review suggestions from that time. Here are those previous discussions and 
>> reviews:
>> 
>> https://mail.openjdk.org/pipermail/core-libs-dev/2019-June/061079.html
>> https://mail.openjdk.org/pipermail/core-libs-dev/2019-July/061177.html
>> https://mail.openjdk.org/pipermail/core-libs-dev/2019-July/061229.html
>> 
>> To summarize those discussions, we had concluded that:
>> - `Deflater` and `Inflater` will implement the `AutoCloseable` interface
>> -  In the `close()` implementation we will invoke the `end()` method 
>> (`end()` can be potentially overridden by subclasses).
>> - `close()` will be specified and implemented to be idempotent. Calling 
>> `close()` a second time or more will be a no-op.
>> - Calling `end()` and then `close()`, although uncommon, will also support 
>> idempotency and that `close()` call will be a no-op.
>> - However, calling `close()` and then `end()` will not guarantee idempotency 
>> and depending on the implementing subclass, the `end()` may throw an 
>> exception.
>> 
>> New tests have been included as part of these changes and they continue to 
>> pass along with existing tests in tier1, tier2 and tier3. When I had 
>> originally added these new tests, I hadn't used junit. I can convert them to 
>> junit if that's preferable.
>> 
>> I'll file a CSR shortly.
>
> Jaikiran Pai has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   fix javadoc tag ordering - "@throws" after "@return"

Marked as reviewed by lancea (Reviewer).

-------------

PR Review: https://git.openjdk.org/jdk/pull/19675#pullrequestreview-2537131993

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