8294193: Files.createDirectories throws FileAlreadyExistsException for a symbolic link whose target is an existing directory

[GoeLin]

I backport this for parity with 17.0.14-oracle.

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Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8294193 needs maintainer approval

Issue

• JDK-8294193: Files.createDirectories throws FileAlreadyExistsException for a symbolic link whose target is an existing directory (Bug - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/2870/head:pull/2870
$ git checkout pull/2870

Update a local copy of the PR:
$ git checkout pull/2870
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/2870/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2870

View PR using the GUI difftool:
$ git pr show -t 2870

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/2870.diff

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[bridgekeeper]

👋 Welcome back goetz! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@GoeLin This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8294193: Files.createDirectories throws FileAlreadyExistsException for a symbolic link whose target is an existing directory

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 1 new commit pushed to the master branch:

• 7161e29: 8332825: ubsan: guardedMemory.cpp:35:11: runtime error: null pointer passed as argument 2, which is declared to never be null

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

⚠️ @GoeLin This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[mlbridge]

Webrevs

• 00: Full (a6b22fea)

[GoeLin]

/integrate

[openjdk]

Going to push as commit e336d04.
Since your change was applied there have been 4 commits pushed to the master branch:

• 35c1ebc: 8268364: jmethod clearing should be done during unloading
• 22f82b9: 8320675: PrinterJob/SecurityDialogTest.java hangs
• a5d9f49: 8296972: [macos13] java/awt/Frame/MaximizedToIconified/MaximizedToIconified.java: getExtendedState() != 6 as expected.
• 7161e29: 8332825: ubsan: guardedMemory.cpp:35:11: runtime error: null pointer passed as argument 2, which is declared to never be null

Your commit was automatically rebased without conflicts.

[openjdk]

@GoeLin Pushed as commit e336d04.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.