JDK 15

JDK 15 is the open-source reference implementation ofversion 15 of the Java SE Platform, as specified by byJSR 390 in the Java Community Process.

JDK 15 reachedGeneralAvailability on 15 September 2020. Production-ready binariesunder the GPL areavailable fromOracle; binaries from other vendorswillfollow shortly.

The features and schedule of this release were proposed andtracked via theJEP Process, as amended by theJEP 2.0proposal. The release was produced using theJDK Release Process (JEP 3).

Features

339:	Edwards-Curve DigitalSignature Algorithm (EdDSA)
360:	Sealed Classes(Preview)
371:	Hidden Classes
372:	Remove the NashornJavaScript Engine
373:	Reimplement the LegacyDatagramSocket API
374:	Disable and DeprecateBiased Locking
375:	Pattern Matching forinstanceof (Second Preview)
377:	ZGC: A ScalableLow-Latency Garbage Collector
378:	Text Blocks
379:	Shenandoah: ALow-Pause-Time Garbage Collector
381:	Remove the Solaris andSPARC Ports
383:	Foreign-Memory AccessAPI (Second Incubator)
384:	Records (SecondPreview)
385:	Deprecate RMI Activationfor Removal

Schedule

2020/06/11		Rampdown Phase One(fork from main line)
2020/07/16		Rampdown PhaseTwo
2020/08/06		Initial ReleaseCandidate
2020/08/20		Final ReleaseCandidate
2020/09/15		General Availability