[logback-dev] JDK 17 Early Access build 21 is available

10 May 2021


      Hi Ceki, **

*OpenJDK 17 Early Access build 21 is now available at 
**https://jdk.java.net/17* <https://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 <https://openjdk.java.net/legal/gplv2+ce.html>

  * Schedule
      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

  * 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 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
    <https://jdk.java.net/17/release-notes>

  * Changes in recent builds that maybe of interest:
      o 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]*
      o 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.
      o 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]*
      o 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@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>.**

*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).

Rgds,Rory

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