8278067: Make HttpURLConnection default keep alive timeout configurable

[GoeLin]

I backport this for parity with 11.0.17-oracle.

I had to resolve KeepAliveCache because the indentation differs.

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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
• Change requires a CSR request to be approved

Issues

• JDK-8278067: Make HttpURLConnection default keep alive timeout configurable
• JDK-8288978: Make HttpURLConnection default keep alive timeout configurable (CSR)

Reviewers

• Thomas Stuefe (@tstuefe - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk11u-dev pull/1193/head:pull/1193
$ git checkout pull/1193

Update a local copy of the PR:
$ git checkout pull/1193
$ git pull https://git.openjdk.org/jdk11u-dev pull/1193/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 1193

View PR using the GUI difftool:
$ git pr show -t 1193

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk11u-dev/pull/1193.diff

[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]

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

[mlbridge]

Webrevs

• 02: Full - Incremental (1e361c0f)
• 01: Full - Incremental (8366f1d2)
• 00: Full (3604be31)

[tstuefe]

This backport seems to miss the changes from src/java.base/share/classes/java/net/doc-files/net-properties.html in the original commit.

[tstuefe]

Why is this here? This is not part of the original commit, or?

[tstuefe]

Looks good

[openjdk]

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

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

8278067: Make HttpURLConnection default keep alive timeout configurable

Reviewed-by: stuefe

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 16 new commits pushed to the master branch:

• 6ecce29: 8287672: jtreg test com/sun/jndi/ldap/LdapPoolTimeoutTest.java fails intermittently in nightly run
• 9b73adb: 8285820: C2: LCM prioritizes locally dependent CreateEx nodes over projections after 8270090
• bf08f88: 8270090: C2: LCM may prioritize CheckCastPP nodes over projections
• 732d9bc: 8215291: Broken links when generating from project without modules
• c53e0fe: 8288467: remove memory_operand assert for spilled instructions
• c6e2a5b: 8282555: Missing memory edge when spilling MoveF2I, MoveD2L etc
• 87bcc4e: 8284882: SIGSEGV in Node::verify_edges due to compilation bailout
• fb76f0e: 8283441: C2: segmentation fault in ciMethodBlocks::make_block_at(int)
• 6fe8d8d: 8285696: AlgorithmConstraints:permits not throwing IllegalArgumentException when 'alg' is null
• b4f0859: 8285398: Cache the results of constraint checks
• ... and 6 more: https://git.openjdk.org/jdk11u-dev/compare/8363d9db801314f13e708db62993da5b73634f69...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.

[GoeLin]

Pre-submit failure: SuspendAtExit.java known to be failing, unrelated.

[GoeLin]

/integrate

[openjdk]

Going to push as commit c9a7259.
Since your change was applied there have been 29 commits pushed to the master branch:

• ab4a3e6: 8254318: Remove .hgtags
• 8b56027: 8193462: Fix Filer handling of package-info initial elements
• a27448e: 8266675: Optimize IntHashTable for encapsulation and ease of use
• bfc5746: 8203277: preflow visitor used during lambda attribution shouldn't visit class definitions inside the lambda body
• 65ac123: 8254178: Remove .hgignore
• 6d56b2b: 8289799: Build warning in methodData.cpp memset zero-length parameter
• 4f1ac63: 8279622: C2: miscompilation of map pattern as a vector reduction
• 1e7ff48: 8289477: Memory corruption with CPU_ALLOC, CPU_FREE on muslc
• 7a076e4: 8247964: All log0() in com/sun/org/slf4j/internal/Logger.java should be private
• 290a7e3: 8247907: XMLDsig logging does not work
• ... and 19 more: https://git.openjdk.org/jdk11u-dev/compare/8363d9db801314f13e708db62993da5b73634f69...master

Your commit was automatically rebased without conflicts.

[openjdk]

@GoeLin Pushed as commit c9a7259.

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