JDK 17 Early Access build 21 is available

[Deepak Damodaran]

OpenJDK 17 Early Access build 21 is now available at https://jdk.java.net/17

  *   These early-access , open-source builds are provided under the
     *   GNU General Public License, version 2, with the Classpath Exception<https://openjdk.java.net/legal/gplv2+ce.html>

  *   Schedule
     *   2021/06/10         Rampdown Phase One
     *   2021/07/15         Rampdown Phase Two
     *   2021/08/05         Initial Release Candidate
     *   2021/08/19         Final Release Candidate
     *   2021/09/14         General Availability

  *   JEPs targeted to JDK 17, so far:
     *   JEP 356: Enhanced Pseudo-Random Number Generators<https://openjdk.java.net/jeps/356>
     *   JEP 382: New macOS Rendering Pipeline<https://openjdk.java.net/jeps/382>
     *   JEP 391: macOS/AArch64 Port<https://openjdk.java.net/jeps/391>
     *   JEP 398: Deprecate the Applet API for Removal<https://openjdk.java.net/jeps/398>
     *   JEP 410: Remove the Experimental AOT and JIT Compiler<https://openjdk.java.net/jeps/410>

  *   Release Notes are available at https://jdk.java.net/17/release-notes

  *   Changes in recent builds that maybe of interest:
     *   Build 21:
        *   JDK-8196415: JARs signed with SHA-1 algorithms are restricted by default.
        *   JDK-8265989: System property for the native character encoding name.
        *   JDK-8265137: java.util.Random suddenly has new public methods nowhere documented.
           *   [Reported by Apache Lucene]
     *   Build 20
        *   JDK-8037397: RegEx pattern matching loses character class after intersection (&&) operator.
        *   JDK-8264208: A new public method that returns the `Charset` used in the `Console.
     *   Build 19
        *   JDK-8228988: AnnotationParser throws NullPointerException on incompatible member type.
           *   [Reported by ByteBuddy]
        *   JDK-8258794: Support for CLDR version 39.
        *   JDK-8262108: SimpleDateFormat formatting broken for sq_MK Locale.
           *   [Reported by ApacheCommons]
     *   Build 18
        *   JDK-8260693: Provide the support for specifying a signer in keytool -genkeypair.
        *   JDK-8263763: Synthetic constructor parameters of enum are not considered for annotation indices.
           *   [Reported by ByteBuddy]

Topics of interest from 'Insider Java':

  *   Security and Sandboxing Post SecurityManager : Link<https://inside.java/2021/04/23/security-and-sandboxing-post-securitymanager/>
  *   Foreign Memory Access and NIO channels - Going Further : Link<https://inside.java/2021/04/21/fma-and-nio-channels/>

Project Loom Early-Access Build: Build 17-loom+6-225<https://jdk.java.net/loom/> (2021/4/1)

  *   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 at openjdk.java.net<mailto:loom-dev at 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>.

April 2021 Critical Patch Update Released:

  *   As part of the April 2021 CPU we released JDK 16.0.1, JDK 11.0.11 LTS, JDK 8u291 and JDK 7u301 as well as OpenJDK 16.0.1 (publicly available).



Regards

Deepak