JDK 16

JDK 16 is the open-source reference implementation of version 16 of the Java SE Platform, as specified by by JSR 390 in the Java Community Process.

JDK 16 reached General Availability on 16 March 2021. Production-ready binaries under the GPL are available from Oracle; binaries from other vendors will follow shortly.

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

Features

338:	Vector API (Incubator)
347:	Enable C++14 Language Features
357:	Migrate from Mercurial to Git
369:	Migrate to GitHub
376:	ZGC: Concurrent Thread-Stack Processing
380:	Unix-Domain Socket Channels
386:	Alpine Linux Port
387:	Elastic Metaspace
388:	Windows/AArch64 Port
389:	Foreign Linker API (Incubator)
390:	Warnings for Value-Based Classes
392:	Packaging Tool
393:	Foreign-Memory Access API (Third Incubator)
394:	Pattern Matching for instanceof
395:	Records
396:	Strongly Encapsulate JDK Internals by Default
397:	Sealed Classes (Second Preview)

Schedule

2020年12月10日	Rampdown Phase One (fork from main line)
2021年01月14日	Rampdown Phase Two
2021年02月04日	Initial Release Candidate
2021年02月18日	Final Release Candidate
2021年03月16日	General Availability