OpenJDK 17 Early Access build 16 is now available
Rory O'Donnell <[email protected]> Fri, 2 Apr 2021 08:31:50 +0100
| Newsgroups | gmane.comp.java.cruise-control.devel |
|---|---|
| Message-ID | <[email protected]> |
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Hi Kent,
*OpenJDK 17 Early Access build 16 is now available at
**http://jdk.java.net/17* <http://jdk.java.net/17>
* These early-access , open-source builds are provided under the
o GNU General Public License, version 2, with the Classpath
Exception <http://openjdk.java.net/legal/gplv2+ce.html>
* Schedule (proposed)
o 2021/06/10 Rampdown Phase One
o 2021/07/15 Rampdown Phase Two
o 2021/08/05 Initial Release Candidate
o 2021/08/19 Final Release Candidate
o 2021/09/14 General Availability
* Features:*Heads-up on an important Candidate JEP
*
o *Candidate - JEP 403: **Strongly Encapsulate JDK Internals
<https://openjdk.java.net/jeps/403>*
o successor to JEP 396: Strongly Encapsulate JDK Internals by
Default <https://openjdk.java.net/jeps/396>
o strongly encapsulate all internal elements of the JDK by default
o exception for Critical Internal APIs such as /sun.misc.Unsafe/
* 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>
* Release Notes are available at http://jdk.java.net/17/release-notes
<http://jdk.java.net/17/release-notes>
* Changes in recent builds that maybe of interest:
o Build 16
+ JDK-8263898: (fs) Files.newOutputStream on the "NUL" special
device throws FileSystemException: "nul: Incorrect function"
(win)
# Reported by Apache Ant
o Build 15
+ JDK-8263575: Conflict between JDK rpms and OL8 Modularity
prevents dnf install/updates
o Build 14
+ JDK-8262277: URLClassLoader.getResource throws undocumented
IllegalArgumentException
+ JDK-8262351: Extra '0' in java.util.Formatter for '%012a'
conversion with a sign character
*Project Loom Early-Access Build: **Build 17-loom+5-191*
<http://jdk.java.net/loom/>*(2021/3/19)*
* These early-access builds are provided under the GNU General Public
License, version 2, with the Classpath Exception
<http://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 [email protected]
<mailto:[email protected]>. To send e-mail to this address
you must first subscribe to the mailing list
<http://mail.openjdk.java.net/mailman/listinfo/loom-dev>.
*Quality Report for March 2021 was published here [1]*.
* Thanks to everyone who contributed by creating features or
enhancements, logging bugs, or downloading and testing the
early-access builds.
*Worth reading - **The Arrival of Java 16!
<https://inside.java/2021/03/16/the-arrival-of-java16/>*
* JDK 16 Migration guide -
https://docs.oracle.com/en/java/javase/16/migrate/getting-started.html
* #AllTestsGreenOnJDK16 - If your tests are green on JDK 16 please
respond to this *tweet
<https://twitter.com/Sharat_Chander/status/1368978627816136707>*.
* Oracle Developer Live event - Individual sessions:
1. *Java 16: Consistency and Innovation* (Aurelio Garcia-Ribeyro):
https://youtu.be/1acKCBbd6f4 <https://youtu.be/1acKCBbd6f4>
2. *Java Language Futures: Spring 2021* (Gavin Bierman):
https://youtu.be/K9SVV0XNIP8 <https://youtu.be/K9SVV0XNIP8>
3. *Ask the Java Architects* (Mark Reinhold, Brian Goetz, Mikael
Vidstedt, Ron Pressler): https://youtu.be/CVE4bWvuD3o
<https://youtu.be/CVE4bWvuD3o>
4. *Learn Java 16 with IntelliJ IDEA *(Trisha Gee[JetBrains])*:
*https://youtu.be/1hyWJTjxeGM <https://youtu.be/1hyWJTjxeGM>**
5. *How Records Can Improve Serialization* (Julia Boes, Chris
Hegarty): https://youtu.be/44D8M6ZxuLU
<https://youtu.be/44D8M6ZxuLU>
6. *Vector API: SIMD Programming in Java* (Paul Sandoz, Sandhya
Viswanathan[Intel]): https://youtu.be/VYo3p4R66N8
<https://youtu.be/VYo3p4R66N8>
7. *Your Guide to OpenJDK Development* (Jesper Wilhelmsson):
https://youtu.be/bHcKTYy_Nec <https://youtu.be/bHcKTYy_Nec>
8. *Project Skara: Migrating OpenJDK to Git and GitHub* (Erik
Duveblad, Robin Westberg): https://youtu.be/-pBgplk7fVk
<https://youtu.be/-pBgplk7fVk>
9. *Monitoring and Troubleshooting Tools in the JDK* (Poonam
Parhar): https://youtu.be/mcfubUmbZhQ <https://youtu.be/mcfubUmbZhQ>
10. *Fast and Efficient Microservices for Java with GraalVM* (Alina
Yurenko): https://youtu.be/_eRD6qJqtNw
<https://youtu.be/_eRD6qJqtNw>
11. *Accelerating Productivity with Micronaut and Java Records*
(Graeme Rocher): https://youtu.be/RoNeoXQBs9w
<https://youtu.be/RoNeoXQBs9w>
12. *Scalable Microservices for Java using Helidon and Coherence CE*
(Dmitry Aleksandrov, Aleks Seović): https://youtu.be/WTL0Zbjzveo
<https://youtu.be/WTL0Zbjzveo>
13. *Cross-Platform User Interfaces, Developed with Java & OpenJFX
Project* (Johan Vos [Gluon]): https://youtu.be/7eytbaBMm5o
<https://youtu.be/7eytbaBMm5o>
Rgds,Rory
[1]
https://wiki.openjdk.java.net/display/quality/Quality+Outreach+Report+March+2021
<https://wiki.openjdk.java.net/display/quality/Quality+Outreach+Report+March+2021>
--
Rgds, Rory O'Donnell
Quality Engineering Manager
Oracle EMEA, Dublin, Ireland
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<span lang="EN-US">Hi Kent, </span><br>
<br>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>OpenJDK
17 Early Access build 16 is now available at </b><a href="http://jdk.java.net/17"><b>http://jdk.java.net/17</b></a></p>
<ul type="disc">
<li class="MsoListParagraph" style="mso-list:l3 level1 lfo1"><span style="mso-fareast-language:EN-US">These early-access ,
open-source builds are provided under the</span></li>
<ul type="circle">
<li class="MsoListParagraph" style="mso-list:l3 level2 lfo1"><a href="http://openjdk.java.net/legal/gplv2+ce.html"><span style="mso-fareast-language:EN-US">GNU General Public
License, version 2, with the Classpath Exception</span></a></li>
</ul>
</ul>
<ul type="disc">
<li class="MsoListParagraph" style="mso-list:l6 level1 lfo2"><span style="mso-fareast-language:EN-US">Schedule (proposed)</span></li>
<ul type="circle">
<li class="MsoListParagraph" style="mso-list:l6 level2 lfo2">2021/06/10
Rampdown Phase One </li>
<li class="MsoListParagraph" style="mso-list:l6 level2 lfo2">2021/07/15
Rampdown Phase Two</li>
<li class="MsoListParagraph" style="mso-list:l6 level2 lfo2">2021/08/05
Initial Release Candidate</li>
<li class="MsoListParagraph" style="mso-list:l6 level2 lfo2">2021/08/19
Final Release Candidate</li>
<li class="MsoListParagraph" style="mso-list:l6 level2 lfo2">2021/09/14
General Availability </li>
</ul>
</ul>
<ul type="disc">
<li class="MsoListParagraph" style="mso-list:l2 level2 lfo3">Features:<b>Heads-up
on an important Candidate JEP <br>
</b></li>
<ul type="square">
<li class="MsoListParagraph" style="mso-list:l2 level2 lfo3"><b>Candidate
- JEP 403: </b><b><a href="https://openjdk.java.net/jeps/403">Strongly
Encapsulate JDK Internals</a></b></li>
<li class="MsoListParagraph" style="mso-list:l2 level3 lfo3">successor
to <a moz-do-not-send="true" href="https://openjdk.java.net/jeps/396"> JEP 396: Strongly
Encapsulate JDK Internals by Default</a></li>
<li class="MsoListParagraph" style="mso-list:l2 level3 lfo3">strongly
encapsulate all internal elements of the JDK by default</li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level3 lfo3"> exception for Critical Internal APIs such as <i>sun.misc.Unsafe</i></li>
</ul>
</ul>
<ul type="disc">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level2 lfo3">JEPs targeted to JDK 17, so far:</li>
<ul type="square">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level3 lfo3"> JEP 356: <a href="https://openjdk.java.net/jeps/356">Enhanced
Pseudo-Random Number Generators</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level3 lfo3"> JEP 382: <a href="https://openjdk.java.net/jeps/382">New macOS Rendering
Pipeline</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level3 lfo3"> JEP 391: <a href="https://openjdk.java.net/jeps/391">macOS/AArch64 Port</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l2
level3 lfo3"> JEP 398: <a href="https://openjdk.java.net/jeps/398">Deprecate the
Applet API for Removal</a></li>
</ul>
</ul>
<ul type="circle">
<li class="MsoListParagraph" style="mso-list:l0 level1 lfo4"><span style="mso-fareast-language:EN-US">Release Notes are available
at </span><a href="http://jdk.java.net/17/release-notes"><span style="mso-fareast-language:EN-US">http://jdk.java.net/17/release-notes</span></a></li>
<li class="MsoListParagraph" style="mso-list:l0 level1 lfo4">Changes
in recent builds that maybe of interest: </li>
<ul>
<li class="MsoListParagraph" style="mso-list:l5 level2 lfo5">Build
16</li>
<ul type="square">
<li class="MsoListParagraph" style="mso-list:l5 level3 lfo5">JDK-8263898:
(fs) Files.newOutputStream on the "NUL" special device
throws FileSystemException: "nul: Incorrect function" (win)
</li>
<ul type="disc">
<li class="MsoListParagraph" style="mso-list:l5 level4 lfo5">Reported
by Apache Ant</li>
</ul>
</ul>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l5
level2 lfo5"> <span style="color:black">Build </span>15</li>
<ul type="square">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l5
level3 lfo5"> JDK-<span style="color:black">8263575:
Conflict between JDK rpms and OL8 Modularity prevents dnf
install/updates</span></li>
</ul>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l5
level2 lfo5"> <span style="color:black">Build </span>14</li>
<ul type="square">
<li class="MsoListParagraph" style="mso-list:l5 level3 lfo5">JDK-8262277:
URLClassLoader.getResource throws undocumented
IllegalArgumentException</li>
<li class="MsoListParagraph" style="mso-list:l5 level3 lfo5">JDK-8262351:
Extra '0' in java.util.Formatter for '%012a' conversion with
a sign character</li>
</ul>
</ul>
</ul>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>Project
Loom Early-Access Build: </b><a href="http://jdk.java.net/loom/"><b>Build 17-loom+5-191</b></a><b>
(2021/3/19)</b></p>
<ul type="disc">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1
level1 lfo6"> These early-access builds are provided under the <a href="http://openjdk.java.net/legal/gplv2+ce.html"> GNU
General Public License, version 2, with the Classpath
Exception</a>.</li>
<li class="MsoListParagraph" style="mso-list:l1 level1 lfo6">These
builds are produced for the purpose of gathering feedback. Use
for any other purpose is at your own risk.</li>
<li class="MsoListParagraph" style="mso-list:l1 level1 lfo6">Please
send feedback via e-mail to <a href="mailto:[email protected]">[email protected]</a>.
To send e-mail to this address you must first <a href="http://mail.openjdk.java.net/mailman/listinfo/loom-dev">subscribe
to the mailing list</a>.</li>
</ul>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>Quality
Report for March 2021 was published here [1]</b>. </p>
<ul type="disc">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l7
level1 lfo7"> Thanks to everyone who contributed by creating
features or enhancements, logging bugs, or downloading and
testing the early-access builds. </li>
</ul>
<b>Worth reading - </b><b><a href="https://inside.java/2021/03/16/the-arrival-of-java16/">The
Arrival of Java 16!</a></b>
<ul type="disc">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level1 lfo8">JDK 16 Migration guide - <a class="moz-txt-link-freetext" href="https://docs.oracle.com/en/java/javase/16/migrate/getting-started.html">https://docs.oracle.com/en/java/javase/16/migrate/getting-started.html</a><br>
</li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level1 lfo8">#AllTestsGreenOnJDK16 - If your tests are green on
JDK 16 please respond to this <b> <a href="https://twitter.com/Sharat_Chander/status/1368978627816136707">tweet</a></b>. </li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level1 lfo8"> Oracle Developer Live event - Individual sessions:</li>
<ol type="1" start="1">
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Java 16: Consistency and Innovation</b>
(Aurelio Garcia-Ribeyro): <a href="https://youtu.be/1acKCBbd6f4">
https://youtu.be/1acKCBbd6f4</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Java Language Futures: Spring 2021</b>
(Gavin Bierman): <a href="https://youtu.be/K9SVV0XNIP8">
https://youtu.be/K9SVV0XNIP8</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Ask the Java Architects</b> (Mark Reinhold,
Brian Goetz, Mikael Vidstedt, Ron Pressler): <a href="https://youtu.be/CVE4bWvuD3o">https://youtu.be/CVE4bWvuD3o</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Learn Java 16 with IntelliJ IDEA </b>(Trisha
Gee[JetBrains])<b>: </b><a href="https://youtu.be/1hyWJTjxeGM">https://youtu.be/1hyWJTjxeGM</a><b>
</b></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>How Records Can Improve Serialization</b>
(Julia Boes, Chris Hegarty): <a href="https://youtu.be/44D8M6ZxuLU">
https://youtu.be/44D8M6ZxuLU</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Vector API: SIMD Programming in Java</b>
(Paul Sandoz, Sandhya Viswanathan[Intel]): <a href="https://youtu.be/VYo3p4R66N8">https://youtu.be/VYo3p4R66N8</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Your Guide to OpenJDK Development</b>
(Jesper Wilhelmsson): <a href="https://youtu.be/bHcKTYy_Nec">
https://youtu.be/bHcKTYy_Nec</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Project Skara: Migrating OpenJDK to Git and
GitHub</b> (Erik Duveblad, Robin Westberg): <a href="https://youtu.be/-pBgplk7fVk">https://youtu.be/-pBgplk7fVk</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Monitoring and Troubleshooting Tools in the
JDK</b> (Poonam Parhar): <a href="https://youtu.be/mcfubUmbZhQ">
https://youtu.be/mcfubUmbZhQ</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Fast and Efficient Microservices for Java
with GraalVM</b> (Alina Yurenko): <a href="https://youtu.be/_eRD6qJqtNw">
https://youtu.be/_eRD6qJqtNw</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Accelerating Productivity with Micronaut and
Java Records</b> (Graeme Rocher): <a href="https://youtu.be/RoNeoXQBs9w">https://youtu.be/RoNeoXQBs9w</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Scalable Microservices for Java using
Helidon and Coherence CE</b> (Dmitry Aleksandrov, Aleks
Seović): <a href="https://youtu.be/WTL0Zbjzveo">https://youtu.be/WTL0Zbjzveo</a></li>
<li class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l4
level2 lfo8"> <b>Cross-Platform User Interfaces, Developed
with Java & OpenJFX Project</b> (Johan Vos [Gluon]): <a href="https://youtu.be/7eytbaBMm5o">https://youtu.be/7eytbaBMm5o</a></li>
</ol>
</ul>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Rgds,Rory</p>
[1] <a href="https://wiki.openjdk.java.net/display/quality/Quality+Outreach+Report+March+2021">https://wiki.openjdk.java.net/display/quality/Quality+Outreach+Report+March+2021</a><br>
<pre class="moz-signature" cols="72">--
Rgds, Rory O'Donnell
Quality Engineering Manager
Oracle EMEA, Dublin, Ireland</pre>
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