This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
in-house cache with WeakHashMap, and removed the Key class as it is no longer
needed (thus the original NPE will no longer be possible). Also with
On Fri, 9 Jun 2023 22:17:39 GMT, Naoto Sato wrote:
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed
On Fri, 9 Jun 2023 22:17:39 GMT, Naoto Sato wrote:
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed
On Fri, 9 Jun 2023 22:17:39 GMT, Naoto Sato wrote:
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed
On Fri, 9 Jun 2023 22:17:39 GMT, Naoto Sato wrote:
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed
On Mon, 12 Jun 2023 14:26:34 GMT, Daniel Fuchs wrote:
> The main change is that base locales will now be cached using WeakReference
> rather than SoftReference, and thus probably collected more eagerly, but that
> actually looks like a positive change.
Hmm or not. Nothing references the ke
On Fri, 9 Jun 2023 22:17:39 GMT, Naoto Sato wrote:
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed
On Mon, 12 Jun 2023 16:23:29 GMT, Roger Riggs wrote:
> One other thing to consider... If the BaseLocale entries are being GC'd
> sooner, then perhaps the value of the String.intern() is reduced. Eliminating
> `.intern90` would make creating a normalized BaseLocale faster.
Some code inside the
On Mon, 12 Jun 2023 17:28:44 GMT, Naoto Sato wrote:
>> One other thing to consider...
>> If the BaseLocale entries are being GC'd sooner, then perhaps the value of
>> the String.intern() is reduced.
>> Eliminating `.intern90` would make creating a normalized BaseLocale faster.
>
>> One other thi
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Mon, 12 Jun 2023 14:35:15 GMT, Daniel Fuchs wrote:
> One thing though - WeakHashMap is not thread safe - and I don't see any locks
> or synchronized to protect access to CACHE. Is that going to cause trouble if
> two threads compete to add a locale to the map? In other words - how
> confide
On Mon, 12 Jun 2023 12:49:05 GMT, Albert Mingkun Yang wrote:
>> Naoto Sato has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Addressing comments (test grouping, synchronization), minor optimization
>> on loop lookup
>
> test/hotspot/jtreg
On Mon, 12 Jun 2023 17:33:11 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
On Mon, 12 Jun 2023 17:33:11 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
On Mon, 12 Jun 2023 17:33:11 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Tue, 13 Jun 2023 11:22:11 GMT, Alan Bateman wrote:
>> Naoto Sato has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Addressing comments (test grouping, synchronization), minor optimization
>> on loop lookup
>
> src/java.base/share/class
On Tue, 13 Jun 2023 13:09:49 GMT, Andrey Turbanov wrote:
>> Naoto Sato has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Addressing comments (test grouping, synchronization), minor optimization
>> on loop lookup
>
> test/micro/org/openjdk
On Tue, 13 Jun 2023 17:57:36 GMT, Naoto Sato wrote:
> Replaced it with a ReentrantLock
The concern is that this is a system-wide lock and so creates the potential for
contention when many threads are bashing on Locale.of and other methods. Moving
to use the JDK's ReferenceKeyMap with a CHM, or
On Wed, 14 Jun 2023 13:13:50 GMT, Alan Bateman wrote:
>> Replaced it with a ReentrantLock
>
>> Replaced it with a ReentrantLock
>
> The concern is that this is a system-wide lock and so creates the potential
> for contention when many threads are bashing on Locale.of and other methods.
> Movin
On Wed, 14 Jun 2023 13:29:39 GMT, Daniel Fuchs wrote:
>>> Replaced it with a ReentrantLock
>>
>> The concern is that this is a system-wide lock and so creates the potential
>> for contention when many threads are bashing on Locale.of and other methods.
>> Moving to use the JDK's ReferenceKeyMa
On Tue, 13 Jun 2023 17:56:57 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
On Tue, 13 Jun 2023 17:56:57 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
On Fri, 16 Jun 2023 12:46:01 GMT, Brett Okken wrote:
>> Naoto Sato has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Addressing review comments
>
> src/java.base/share/classes/sun/util/locale/BaseLocale.java line 168:
>
>> 166: //
On Fri, 16 Jun 2023 17:18:33 GMT, Naoto Sato wrote:
>> src/java.base/share/classes/sun/util/locale/BaseLocale.java line 168:
>>
>>> 166: // BaseLocale as the key. The returned "normalized" instance
>>> 167: // can subsequently be used by the Locale instance which
>>> 168:
On Fri, 16 Jun 2023 17:18:38 GMT, Naoto Sato wrote:
>> src/java.base/share/classes/sun/util/locale/BaseLocale.java line 175:
>>
>>> 173:
>>> LocaleUtils.toLowerString(b.getLanguage()).intern(),
>>> 174:
>>> LocaleUtils.toTitleString(b.get
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Thu, 29 Jun 2023 19:28:05 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
On Tue, 18 Jul 2023 15:11:04 GMT, Chen Liang wrote:
>> Naoto Sato has updated the pull request with a new target base due to a
>> merge or a rebase. The incremental webrev excludes the unrelated changes
>> brought in by the merge/rebase. The pull request contains 14 additional
>> commits since
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Tue, 1 Aug 2023 20:21:11 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer nee
On Wed, 30 Aug 2023 06:40:40 GMT, Chen Liang wrote:
>> Naoto Sato has updated the pull request with a new target base due to a
>> merge or a rebase. The pull request now contains 29 commits:
>>
>> - Merge branch 'master' of https://git.openjdk.org/jdk into
>> JDK-8309622-Cache-BaseLocale
>>
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Thu, 22 Feb 2024 00:14:23 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Fri, 1 Mar 2024 21:29:17 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer nee
> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211 where
> aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored the
> in-house cache with WeakHashMap, and removed the Key class as it is no longer
> needed (thus the original NPE will no longer be possible). A
On Wed, 30 Aug 2023 22:35:43 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
On Wed, 30 Aug 2023 22:35:43 GMT, Naoto Sato wrote:
>> This is stemming from the PR: https://github.com/openjdk/jdk/pull/14211
>> where aggressive GC can cause NPE in `BaseLocale$Key` class. I refactored
>> the in-house cache with WeakHashMap, and removed the Key class as it is no
>> longer ne
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