8320440: Implementation of Structured Concurrency (Second Preview)

[AlanBateman]

This API is sitting out JDK 22, meaning no API/implementation changes in this PR. We expect this API to do a third preview in JDK 23 with some API changes.

So for now, we just need to bump JEP number/title that shows up in the preview section of the javadoc.

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Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8320440: Implementation of Structured Concurrency (Second Preview) (Enhancement - P4)

Reviewers

• Iris Clark (@irisclark - Reviewer)
• Jaikiran Pai (@jaikiran - Reviewer)
• Mandy Chung (@mlchung - Reviewer)
• Maurizio Cimadamore (@mcimadamore - Reviewer)

Reviewing

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Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk.git pull/16748/head:pull/16748
$ git checkout pull/16748

Update a local copy of the PR:
$ git checkout pull/16748
$ git pull https://git.openjdk.org/jdk.git pull/16748/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 16748

View PR using the GUI difftool:
$ git pr show -t 16748

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Download this PR as a diff file:
https://git.openjdk.org/jdk/pull/16748.diff

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[openjdk]

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[mlbridge]

Webrevs

• 00: Full (069c8165)

[openjdk]

@AlanBateman 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:

8320440: Implementation of Structured Concurrency (Second Preview)

Reviewed-by: iris, jpai, mchung, mcimadamore

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 91 new commits pushed to the master branch:

• 99f870c: 8320781: Fix whitespace in j.l.Double and j.u.z.ZipInputStream @snippets
• a5ccd3b: 8267532: C2: Profile and prune untaken exception handlers
• 464dc3d: 8319633: runtime/posixSig/TestPosixSig.java intermittent timeouts on UNIX
• efc3922: 8319048: Monitor deflation unlink phase prolongs time to safepoint
• debf0ec: 8313355: javax/management/remote/mandatory/notif/ListenerScaleTest.java failed with "Exception: Failed: ratio=792.2791601423487"
• 20aae3c: 8320533: Adjust capstone integration for v6 changes
• 0678253: 8320602: Lock contention in SchemaDVFactory.getInstance()
• f1a24f6: 8318599: HttpURLConnection cache issues leading to crashes in JGSS w/ native GSS introduced by 8303809
• 7848ed7: 8301856: Generated .spec file for RPM installers uninstalls desktop launcher on update
• 726f854: 8320706: RuntimePackageTest.testUsrInstallDir test fails on Linux
• ... and 81 more: https://git.openjdk.org/jdk/compare/2b4e99140a315d3da765b2edb031b38725a05f1c...master

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.

[jaikiran]

Looks OK to me.

[AlanBateman]

/integrate

[openjdk]

Going to push as commit 5dee2a3.
Since your change was applied there have been 180 commits pushed to the master branch:

• 6f7bb79: 8320931: [REDO] dsymutil command leaves around temporary directories
• 8be3e39: 8320129: "top" command during jtreg failure handler does not display CPU usage on OSX
• 2f299e4: 8321182: SourceExample.SOURCE_14 comment should refer to 'switch expressions' instead of 'text blocks'
• 3a09a05: 8313722: JFR: Avoid unnecessary calls to Events.from(Recording)
• 42af8ce: 8308614: Enabling JVMTI ClassLoad event slows down vthread creation by factor 10
• 1839433: 8320941: Discuss receiver type handling
• 92f7e51: 8312098: Update man page for javadoc
• f6be7fd: 8321059: Unneeded array assignments in MergeCollation and CompactByteArray
• d568562: 8320798: Console read line with zero out should zero out underlying buffer
• 3087e14: 8320807: [PPC64][ZGC] C1 generates wrong code for atomics
• ... and 170 more: https://git.openjdk.org/jdk/compare/2b4e99140a315d3da765b2edb031b38725a05f1c...master

Your commit was automatically rebased without conflicts.

[openjdk]

@AlanBateman Pushed as commit 5dee2a3.

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