On Mon, 12 May 2025 20:12:53 GMT, David Beaumont <[email protected]> wrote:
>> src/jdk.zipfs/share/classes/module-info.java line 281:
>>
>>> 279: * Even if a zip file system is writable ({@code fs.isReadOnly()
>>> == false}),
>>> 280: * this says nothing about whether individual files can be
>>> created or
>>> 281: * modified, simply that it might be possible.
>>
>> Initially I thought this was to allow for POSIX file permissions but not
>> sure after reading it a second time. Can you say if this is what you mean?
>
> Hmm, you're right, it's not totally clear. It's trying to draw the same sort
> of distinction that you have with mounted file systems, in which the mode
> that something is mounted in doesn't override any underlying read-only state.
>
> For example you can still open a ZipFileSystem for a ZIP file which is on a
> remote drive, where the permissions show the underlying file as "writable",
> but an attempt to modify the contents would still fail.
>
> The POSIX stuff is mentioned at the end, and while it's related, it's not
> quite the same point.
After thinking about it, I removed the sentence it only applied in edge cases.
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PR Review Comment: https://git.openjdk.org/jdk/pull/25178#discussion_r2091701964
