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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /><meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /><title>JDK 22</title><link rel="shortcut icon" href="../../../images/nanoduke.ico" /><link rel="stylesheet" type="text/css" href="../../../page.css" /><script type="text/javascript" src="../../../page.js"><noscript></noscript></script><script src="https://cdn.usefathom.com/script.js" data-site="KCYJJPZX" defer="yes"></script><style type="text/css"> /**/ TABLE { border-collapse: collapse; } TABLE.jeps TD, TABLE.jeps TH { vertical-align: top; padding-left: 1em; text-align: left; } TABLE.jeps TD:first-child, TABLE.jeps TH:first-child { padding-left: 0; width: 0; } TABLE.jeps TD:first-child + TD { padding-left: .333em; } TABLE.jeps TH { font-weight: normal; text-align: left; white-space: nowrap; } TABLE.jeps TH.title { font-weight: bold; } TABLE.jeps TH.review { font-style: italic; text-align: right; } TABLE.jeps TD.review { text-align: right; } TABLE.milestones TD { vertical-align: top; } TABLE.milestones TH { text-align: left; padding-left: 1em; } TABLE.milestones TD { padding-left: 1em; } TABLE.milestones TR.milestone TD:first-child { padding-left: 0em; } TABLE.milestones TR.milestone TD:first-child + TD { font-weight: bold; } TABLE.milestones TR.milestone TD { white-space: nowrap; } TABLE.milestones TD.note { color: gray; } /**/ </style></head><body><div id="main"> <h1>JDK 22</h1> <p>This release is the Reference Implementation of version 22 of the Java SE Platform, as specified by <a href="spec">JSR 397</a> in the Java Community Process.</p> <p>JDK 22 reached <a href="/projects/jdk8/milestones#General_Availability">General Availability</a> on 19 March 2024. Production-ready binaries under the GPL are <a href="http://jdk.java.net/22">available from Oracle</a>; binaries from other vendors will follow shortly.</p> <p>The features and schedule of this release were proposed and tracked via the <a href="/jeps/">JEP Process</a>, as amended by the <a href="https://cr.openjdk.org/~mr/jep/jep-2.0-02.html">JEP 2.0 proposal</a>. The release was produced using the <a href="/jeps/3">JDK Release Process (JEP 3)</a>.</p> <h2 id="Features">Features</h2> <blockquote> <table class="jeps" summary="jeps"> <tr> <td>423:</td> <td><a href="/jeps/423">Region Pinning for G1</a></td> </tr> <tr> <td>447:</td> <td><a href="/jeps/447">Statements before super(...) (Preview)</a></td> </tr> <tr> <td>454:</td> <td><a href="/jeps/454">Foreign Function & Memory API</a></td> </tr> <tr> <td>456:</td> <td><a href="/jeps/456">Unnamed Variables & Patterns</a></td> </tr> <tr> <td>457:</td> <td><a href="/jeps/457">Class-File API (Preview)</a></td> </tr> <tr> <td>458:</td> <td><a href="/jeps/458">Launch Multi-File Source-Code Programs</a></td> </tr> <tr> <td>459:</td> <td><a href="/jeps/459">String Templates (Second Preview)</a></td> </tr> <tr> <td>460:</td> <td><a href="/jeps/460">Vector API (Seventh Incubator)</a></td> </tr> <tr> <td>461:</td> <td><a href="/jeps/461">Stream Gatherers (Preview)</a></td> </tr> <tr> <td>462:</td> <td><a href="/jeps/462">Structured Concurrency (Second Preview)</a></td> </tr> <tr> <td>463:</td> <td><a href="/jeps/463">Implicitly Declared Classes and Instance Main Methods (Second Preview)</a></td> </tr> <tr> <td>464:</td> <td><a href="/jeps/464">Scoped Values (Second Preview)</a></td> </tr> </table> </blockquote> <h2 id="Schedule">Schedule</h2> <blockquote> <table class="milestones" summary="schedule"> <tr class="milestone"> <td>2023/12/07</td> <td></td> <td class="comment"><a href="/jeps/3#rdp-1">Rampdown Phase One</a> (fork from main line)</td> </tr> <tr class="milestone"> <td>2024/01/18</td> <td></td> <td class="comment"><a href="/jeps/3#rdp-2">Rampdown Phase Two</a></td> </tr> <tr class="milestone"> <td>2024/02/08</td> <td></td> <td class="comment"><a href="/jeps/3#rc">Initial Release Candidate</a></td> </tr> <tr class="milestone"> <td>2024/02/22</td> <td></td> <td class="comment"><a href="/jeps/3#rc">Final Release Candidate</a></td> </tr> <tr class="milestone"> <td>2024/03/19</td> <td></td> <td class="comment">General Availability</td> </tr> </table> </blockquote> <div class="last-update">Last update: 2024/3/19 12:51 UTC</div> </div><div id="sidebar"><div id="openjdk-sidebar-logo"><a href="/"><img alt="OpenJDK logo" src="../../../images/openjdk-small.png" /></a></div><div class="links"><div 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