On Tue, 1 Apr 2025 07:22:45 GMT, Jaikiran Pai <j...@openjdk.org> wrote:

>> Can I please get a review of this doc-only change which proposes to improve 
>> the API documentation of `DeflaterInputStream`, `DeflaterOutputStream`, 
>> `InflaterInputStream` and `InflaterOutputStream` classes?
>> 
>> As noted in https://bugs.openjdk.org/browse/JDK-8066583 some of the 
>> constructors of these classes allow callers to pass a `Deflater`/`Inflater` 
>> instance. The implementation of these classes do not close the given 
>> `Deflater`/`Inflater` when the corresponding instance of the class itself is 
>> closed. This isn't documented and can lead to situations where callers 
>> aren't aware that they are responsible for closing the given 
>> `Deflater`/`Inflater` instance. That can then lead to resource leaks of 
>> resources held by the `Deflater`/`Inflater`.
>> 
>> The commit in this PR updates the relevant constructors of these classes to 
>> add an `@implSpec` explaining the responsibility of closing the given 
>> `Inflater`/`Deflater`. I chose the `@implSpec` since each of these classes 
>> whose documentation is being updated are `public` and can be sub-classed and 
>> the `close()` method overridden. The text being added merely specifies the 
>> implementation of these classes and not the sub-classes.
>> 
>> I'll draft a CSR once we agree on the proposed text.
>
> Jaikiran Pai has updated the pull request with a new target base due to a 
> merge or a rebase. The incremental webrev excludes the unrelated changes 
> brought in by the merge/rebase. The pull request contains 14 additional 
> commits since the last revision:
> 
>  - Alan's input - replace "@apiNote" in favour of formal spec
>  - merge latest from master branch
>  - Lance's inputs
>  - merge latest from master branch
>  - merge latest from master branch
>  - merge latest from master branch
>  - additional updates to the doc
>  - merge latest from master branch
>  - change "@implSpec" to "@apiNote" and update their text
>  - add class level documentation
>  - ... and 4 more: https://git.openjdk.org/jdk/compare/acbfb6c5...f2d08bad

src/java.base/share/classes/java/util/zip/DeflaterInputStream.java line 39:

> 37:  * <h2 id="compressor-usage">Compressor Usage</h2>
> 38:  * An {@linkplain DeflaterInputStream input stream} that is created 
> without specifying
> 39:  * a {@linkplain Deflater compressor} will use a default compressor. The 
> default

Reading this again makes it wonder if "will use a default compressor" should be 
adjusted to say "will create a compressor", only to avoid anyone thinking there 
is a system wide default compressor.

src/java.base/share/classes/java/util/zip/DeflaterInputStream.java line 88:

> 86:      * <p>
> 87:      * The default compressor will be closed when this input stream
> 88:      * is {@linkplain #close() closed}.

There is another case where "the default compressor" may be mis-read to mean a 
system-wide compressor.

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

PR Review Comment: https://git.openjdk.org/jdk/pull/23655#discussion_r2023231878
PR Review Comment: https://git.openjdk.org/jdk/pull/23655#discussion_r2023234064

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