JDK 18

JDK 18 is the open-source reference implementation ofversion 18 of the Java SE Platform, as specified by byJSR 393 in the Java Community Process.

JDK 18 reachedGeneralAvailability on 22 March 2022. 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

400:	UTF-8 byDefault
408:	Simple WebServer
413:	Code Snippets inJava API Documentation
416:	Reimplement CoreReflection with Method Handles
417:	Vector API (ThirdIncubator)
418:	Internet-AddressResolution SPI
419:	Foreign Function& Memory API (Second Incubator)
420:	Pattern Matchingfor switch (Second Preview)
421:	DeprecateFinalization for Removal

Schedule

2021/12/09		Rampdown Phase One(fork from main line)
2022/01/20		Rampdown PhaseTwo
2022/02/10		Initial ReleaseCandidate
2022/02/24		Final ReleaseCandidate
2022/03/22		General Availability