8282887: Potential memory leak in sun.util.locale.provider.HostLocaleProviderAdapterImpl.getNumberPattern() on Windows

[zhengyu123]

A clean and low risk backport to fix a memory leak.

---

Progress

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

Issue

• JDK-8282887: Potential memory leak in sun.util.locale.provider.HostLocaleProviderAdapterImpl.getNumberPattern() on Windows

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk17u-dev pull/317/head:pull/317
$ git checkout pull/317

Update a local copy of the PR:
$ git checkout pull/317
$ git pull https://git.openjdk.java.net/jdk17u-dev pull/317/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 317

View PR using the GUI difftool:
$ git pr show -t 317

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk17u-dev/pull/317.diff

[bridgekeeper]

👋 Welcome back zgu! 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]

@zhengyu123 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:

8282887: Potential memory leak in sun.util.locale.provider.HostLocaleProviderAdapterImpl.getNumberPattern() on Windows

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 12 new commits pushed to the master branch:

• bf88ff1: 8280600: C2: assert(!had_error) failed: bad dominance
• 02292c5: 8271055: Crash during deoptimization with "assert(bb->is_reachable()) failed: getting result from unreachable basicblock" with -XX:+VerifyStack
• 76402bc: 8280964: [Linux aarch64] : drawImage dithers TYPE_BYTE_INDEXED images incorrectly
• 2f39462: 8272358: Some tests may fail when executed with other locales than the US
• a9c2a50: 8277055: Assert "missing inlining msg" with -XX:+PrintIntrinsics
• 0200d64: 8264605: vmTestbase/nsk/jvmti/SuspendThread/suspendthrd003/TestDescription.java failed with "agent_tools.cpp, 471: (foundThread = (jthread) jni_env->NewGlobalRef(foundThread)) != NULL"
• 373526a: 8279219: [REDO] C2 crash when allocating array of size too large
• 6eaf579: 8281544: assert(VM_Version::supports_avx512bw()) failed for Tests jdk/incubator/vector/
• 9068185: 8283350: (tz) Update Timezone Data to 2022a
• b46fabf: 8275337: C1: assert(false) failed: live_in set of first block must be empty
• ... and 2 more: https://git.openjdk.java.net/jdk17u-dev/compare/7e41d8439305a9966d968c51480df1623c50cbb2...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.

[mlbridge]

Webrevs

• 00: Full (f76594d6)

[zhengyu123]

/integrate

[openjdk]

Going to push as commit e8db346.
Since your change was applied there have been 40 commits pushed to the master branch:

• ac41711: 8282628: Potential memory leak in sun.font.FontConfigManager.getFontConfig()
• ab2f61e: 8283497: [windows] print TMP and TEMP in hs_err and VM.info
• 06c955a: 8283249: CompressedClassPointers.java fails on ppc with 'Narrow klass shift: 0' missing
• 25f2a52: 8281450: Remove unnecessary operator new and delete from ObjectMonitor
• 1007ded: 8280941: os::print_memory_mappings() prints segment preceeding the inclusion range
• 0bb751b: 8280004: DCmdArgument::parse_value() should handle NULL input
• 2875e18: 8273142: Remove dependancy of TestHttpServer, HttpTransaction, HttpCallback from open/test/jdk/sun/net/www/protocol/http/ tests
• 6976bb4: 8256368: Avoid repeated upcalls into Java to re-resolve MH/VH linkers/invokers
• 2c79c33: 8282590: C2: assert(addp->is_AddP() && addp->outcnt() > 0) failed: Don't process dead nodes
• 2aa1fe0: 8283641: Large value for CompileThresholdScaling causes assert
• ... and 30 more: https://git.openjdk.java.net/jdk17u-dev/compare/7e41d8439305a9966d968c51480df1623c50cbb2...master

Your commit was automatically rebased without conflicts.

[openjdk]

@zhengyu123 Pushed as commit e8db346.

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