8274524: SSLSocket.close() hangs if it is called during the ssl handshake

[alexeybakhtin]

Backport of JDK-8274524 to JDK13u-dev
Backport is almost clean except for trivial fix for Pattern Matching in the instanceof (not available in JDK13)
sun/security/ssl/SSLSocketImpl tests passed

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change must be properly reviewed

Issue

• JDK-8274524: SSLSocket.close() hangs if it is called during the ssl handshake

Reviewers

• Xue-Lei Andrew Fan (@XueleiFan - Reviewer) ⚠️ Review applies to d4a0316

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk13u-dev pull/326/head:pull/326
$ git checkout pull/326

Update a local copy of the PR:
$ git checkout pull/326
$ git pull https://git.openjdk.java.net/jdk13u-dev pull/326/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 326

View PR using the GUI difftool:
$ git pr show -t 326

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk13u-dev/pull/326.diff

[bridgekeeper]

👋 Welcome back abakhtin! 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]

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

[openjdk]

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

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

8274524: SSLSocket.close() hangs if it is called during the ssl handshake

Reviewed-by: xuelei

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:

• 359504c: 8272541: Incorrect overflow test in Toom-Cook branch of BigInteger multiplication

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
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[mlbridge]

Webrevs

• 01: Full - Incremental (e19145f2)
• 00: Full (d4a0316a)

[XueleiFan]

Looks good to me except a mini coding style comment.

[XueleiFan]

Braces should be used for the if-clauses.

[alexeybakhtin]

Thank you. Braces are added

[alexeybakhtin]

/integrate

[openjdk]

@alexeybakhtin
Your change (at version e19145f) is now ready to be sponsored by a Committer.

[yan-too]

/sponsor

[openjdk]

Going to push as commit d7b8c97.
Since your change was applied there has been 1 commit pushed to the master branch:

• 359504c: 8272541: Incorrect overflow test in Toom-Cook branch of BigInteger multiplication

Your commit was automatically rebased without conflicts.

[openjdk]

@yan-too @alexeybakhtin Pushed as commit d7b8c97.

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