JDK 17 Early Access build 21 is available

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JDK 17 Early Access build 21 is available

Rory O'Donnell

Hi All,

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

  • 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 
  • 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
  • Foreign Memory Access and NIO channels - Going Further : Link

Project Loom Early-Access Build: Build 17-loom+6-225 (2021/4/1)

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 O'Donnell
Quality Engineering Manager
Oracle EMEA, Dublin, Ireland