'Re: [External] : Re: JDK 17 Early Access build 23 is available'

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List:       ant-dev
Subject:    Re: [External] : Re: JDK 17 Early Access build 23 is available
From:       Rory O'Donnell <rory.odonnell () oracle ! com>
Date:       2021-05-21 11:14:03
Message-ID: a32e7d23-8565-22c2-dbdd-9cfd92435e4d () oracle ! com
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Many thanks Jaikiran!

On 21/05/2021 11:13, Jaikiran Pai wrote:
> Hello Rory,
> 
> I ran this against our Ant project on a Linux system. No issues 
> observed in this run with JDK 17 build 17-ea+23-2064.
> 
> https://urldefense.com/v3/__https://ci-builds.apache.org/job/Ant/job/Ant*20Master*20 \
> (latest*20EA*20JDK)/jdk_axis=jdk17_ea,label_exp=ubuntu/73/__;JSUlJQ!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7ZZqsRH6Y$ \
>  
> -Jaikiran
> 
> On 21/05/21 12:28 pm, Rory O'Donnell wrote:
> > Hi Stefan/Jaikiran, **
> > 
> > *OpenJDK 17 Early Access build 23 is now available at 
> > *_*https://urldefense.com/v3/__https://jdk.java.net/17*__;Kg!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7Zwt2xndg$ \
> >  <https://urldefense.com/v3/__https://jdk.java.net/17__;!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7ZX7GXtvo$ \
> > 
> > > _
> > 
> > * These early-access , open-source builds are provided under the
> > o GNU General Public License, version 2, with the Classpath
> > Exception <https://openjdk.java.net/legal/gplv2+ce.html>
> > * JEPs targeted to JDK 17, so far:
> > o JEP 356: _Enhanced Pseudo-Random Number Generators
> > <https://openjdk.java.net/jeps/356>_
> > o JEP 382: _New macOS Rendering Pipeline
> > <https://openjdk.java.net/jeps/382>_
> > o JEP 391: _macOS/AArch64 Port <https://openjdk.java.net/jeps/391>_
> > o JEP 398: _Deprecate the Applet API for Removal
> > <https://openjdk.java.net/jeps/398>_
> > o JEP 409: _Sealed Classes <https://openjdk.java.net/jeps/409>_
> > o JEP 410: _Remove the Experimental AOT and JIT Compiler
> > <https://openjdk.java.net/jeps/410>_
> > o JEP 414: _Vector API (Second Incubator)
> > <https://openjdk.java.net/jeps/414>_
> > * Release Notes are available at
> > _https://urldefense.com/v3/__https://jdk.java.net/17/release-notes__;!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7ZSVdAWe0$ \
> >  <https://urldefense.com/v3/__https://jdk.java.net/17/release-notes__;!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7ZSVdAWe0$ \
> > 
> > > _
> > * Changes in recent builds that maybe of interest:
> > o Build 23
> > + JDK-8243287: Removal of Unsafe::defineAnonymousClass.
> > o Build 22
> > + *JDK-8266369: New implementation of
> > java.nio.channels.Selector on Microsoft Windows. *
> > o Build 21
> > + *JDK-8196415: JARs signed with SHA-1 algorithms are
> > restricted by default.*
> > + *JDK-8266858: macOS on ARM early access available.*
> > # The ARM port should behave similarly to the Intel port.
> > There are no known feature differences.
> > # When reporting issues on macOS please specify if using
> > ARM or x64.
> > 
> > *We need your help in testing new Selector implementation on Windows 
> > [1]:*
> > 
> > * The implementation of the Selector API on Windows has been replaced
> > in JDK 17 b22 with a new more scalable implementation [2].
> > * The old select based Selector implementation has been the default
> > since Java 1.4 (2002) so replacing it is a significant change.
> > * It would be really helpful to get more testing of the new
> > implementation before the fork for Rampdown Phase One on June 10th.
> > 
> > *Other Topics which might be of Interest:*
> > 
> > * Updates to JEP 411: Deprecate the Security Manager for Removal |
> > _Link_
> > <https://mail.openjdk.java.net/pipermail/jdk-dev/2021-May/005569.html>
> > * "The meaning, or not, of “LTS” | _Link_
> > <https://mail.openjdk.java.net/pipermail/jdk-dev/2021-May/005543.html>
> > * JFR Remote Recording Stream | _Link_
> > <https://urldefense.com/v3/__https://egahlin.github.io/2021/05/17/remote-recording \
> > -stream.html__;!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7ZcOnjyn8$ \
> > 
> > > 
> > 
> > *Project Loom Early-Access Build: **_Build 17-loom+7-342_* 
> > <https://urldefense.com/v3/__https://jdk.java.net/loom/__;!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7Z9xQ2WIs$ \
> > 
> > > *(2021/5/11)*
> > 
> > * These early-access builds are provided under the _GNU General Public
> > License, version 2, with the Classpath Exception_
> > <https://openjdk.java.net/legal/gplv2+ce.html>.
> > * These builds are produced for the purpose of gathering feedback. Use
> > for any other purpose is at your own risk.
> > * Please send feedback via e-mail to _loom-dev@openjdk.java.net
> > <mailto:loom-dev@openjdk.java.net>_.To send e-mail to this address
> > you must first _subscribe to the mailing list_
> > <https://mail.openjdk.java.net/mailman/listinfo/loom-dev>.
> > 
> > *Project Panama Early-Access Build: *_*Build 17-panama+3-167* 
> > <https://urldefense.com/v3/__https://jdk.java.net/panama/__;!!GqivPVa7Brio!NjDBvRVLLwE2PeXg3VzLGiFiLieFW9VvdYkSSmpk6Jy3A_Y9ZOU9fhMSLF7ZJyrbUJA$ \
> > 
> > > _*(2021/5/18)*
> > 
> > * These early-access builds are provided under the _GNU General Public
> > License, version 2, with the Classpath Exception_
> > <https://openjdk.java.net/legal/gplv2+ce.html>.
> > * This build is aimed at testing a prototype implementation of the
> > foreign memory support, foreign function support and native
> > extraction tooling from the "foreign-jextract" branch of the Panama
> > repo.
> > * Please send feedback via e-mail to _panama-dev@openjdk.java.net
> > <mailto:panama-dev@openjdk.java.net>_. To send e-mail to this
> > address you must first _subscribe to the mailing list_
> > <https://mail.openjdk.java.net/mailman/listinfo/panama-dev>.
> > 
> > 
> > Rgds,Rory
> > 
> > 
> > [1] 
> > _https://mail.openjdk.java.net/pipermail/nio-dev/2021-May/008988.html_ 
> > <https://mail.openjdk.java.net/pipermail/nio-dev/2021-May/008988.html>
> > [2] _https://bugs.openjdk.java.net/browse/JDK-8266369_ 
> > <https://bugs.openjdk.java.net/browse/JDK-8266369>
> > 

-- 
Rgds, Rory O'Donnell
Quality Engineering Manager
Oracle EMEA, Dublin, Ireland

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