Release Announcement: General Availability of Java 17 / JDK 17
Rory O'Donnell
Release Announcement: General Availability of Java 17 / JDK 17
- JDK 17, the reference implementation of Java 17, is now Generally Available. [1]
- GPL-licensed OpenJDK builds from Oracle are available here: https://jdk.java.net/17/
- JDK 17 Release notes
- Inside
Java: The
Arrival of Java 17!
JDK 17 includes the following features [2]:
- JEP 306: Restore Always-Strict Floating-Point Semantics
- JEP 356: Enhanced Pseudo-Random Number Generators
- JEP 382: New macOS Rendering Pipeline
- JEP 391: macOS/AArch64 Port
- JEP 398: Deprecate the Applet API for Removal
- JEP 403: Strongly Encapsulate JDK Internals
- JEP 406: Pattern Matching for switch (Preview)
- JEP 407: Remove RMI Activation
- JEP 409: Sealed Classes
- JEP 410: Remove the Experimental AOT and JIT Compiler
- JEP 411: Deprecate the Security Manager for Removal
- JEP 412: Foreign Function & Memory API (Incubator)
- JEP 414: Vector API (Second Incubator)
- JEP
415: Context-Specific
Deserialization Filters
JDK 17 will be a long-term-support (LTS) release from most vendors,including Oracle. If you’re upgrading from the previous LTS release,JDK 11, then you have many more JEPs to look forward to, summarized here:
https://openjdk.java.net/jdk/17/jeps-since-jdk-11
Thanks to
everyone who contributed to JDK 17, whether by
creating features or enhancements, logging bugs,
or
downloading and testing the early-access builds.
OpenJDK 18
Early Access build 14 is now available at https://jdk.java.net/18/
- These
early access, open source builds are provided
under the GNU General Public
License, version 2, with the Classpath
Exception.
- JEPs targeted to JDK 18, so far:
- JEP 400: UTF-8 by Default
- JEP 413: Code Snippets in
Java API Documentation
- Release Notes are available at https://jdk.java.net/18/release-notes
- Significant changes since the last availability email:
- JDK-8271745: Fix Issues With the KW and KWP Modes of SunJCE Provider
- JDK-8262186: Call X509KeyManager.chooseClientAlias once for all key types
- JDK-8225083: Remove Google certificate that is expiring in December 2021
- JDK-8251329: Zip File System Provider Throws ZipException when entry name element contains "." or ".."
- JDK-8225082:
Remove IdenTrust certificate that is
expiring in September 2021
-
- Build 18-loom+2-74 (2021/8/7) based on jdk-18+9 is available - https://jdk.java.net/loom/
- These early access, open source builds are provided under the GNU General Public License, version 2, with the Classpath Exception.
- Please
send feedback via e-mail to loom...@openjdk.java.net.
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first subscribe
to the mailing list.
Rgds,Rory
[1] https://mail.openjdk.java.net/pipermail/jdk-dev/2021-September/006037.html