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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" /><title>OpenJDK: NIO</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></head><body><div id="main"> <h1>More New I/O APIs for the Java Platform</h1> <p>This Project's mission is to produce the implementation of the (New) New I/O APIs being defined by <a href="https://jcp.org/en/jsr/detail?id=203">JSR 203</a> as well as related work in the JDK.</p> <p>The main "umbrella" RFEs for this work are:</p> <ul> <li><a href="http://bugs.sun.com/view_bug.do?bug_id=4313887">4313887</a> New I/O: Improved filesystem interface</li> <li><a href="http://bugs.sun.com/view_bug.do?bug_id=4640544">4640544</a> New I/O: Complete socket-channel functionality</li> <li><a href="http://bugs.sun.com/view_bug.do?bug_id=4607272">4607272</a> New I/O: Support asynchronous I/O</li> </ul> <p>This Project is sponsored by the OpenJDK <a href="/groups/core-libs">Core Libraries Group</a>.</p> <h2>Status</h2> <p>The bulk of the API and implementation was integrated into jdk7 b50 for <a href="https://openjdk.org/projects/jdk7/milestones/">M2</a>, with a refresh of the file system API in M4, and a refresh of the asynchronous I/O API in M5. Work on outstanding API and implementation issues will continue here.</p> <h2>Links</h2> <ul> <li>Presentations <ul> <li><a href="presentations/TS-5686.pdf">New I/O in JDK 7</a> (JavaOne 2008)</li> <li><a href="presentations/TS-5052.pdf">Hacking the File System with JDK Release 7</a> (JavaOne 2009)</li> <li><a href="presentations/TS-4222.pdf">Asynchronous I/O Tricks and Tips</a> (JavaOne 2009)</li> </ul> </li> <li>Other Resources <ul> <li><a href="resources/AsynchronousIo.html">Asynchronous I/O notes</a></li> <li><a href="http://java.sun.com/docs/books/tutorial/essential/io/fileio.html">File I/O Tutorial</a></li> </ul> </li> <li>Mailing lists <ul> <li><a href="https://mail.openjdk.org/mailman/listinfo/nio-dev">nio-dev</a> : For development and implementation issues. Bug reports, bug fixes and other <a href="/contribute">contributions</a> are very welcome.</li> <li><a href="https://mail.openjdk.org/mailman/listinfo/nio-discuss">nio-discuss</a> : For discussion, feedback, and questions. This mailing list supersedes the <a href="http://groups.google.com/group/jsr203-interest">jsr203-interest</a> mailing list. <p>Please don't use these mailing lists when seeking support or help for NIO issues that are not related to the new APIs.</p> </li> </ul> </li> <li><a href="acknowledgements.html">Acknowledgements</a></li> </ul> </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 class="link"><a href="/install/">Installing</a></div><div class="link"><a href="/guide/#contributing-to-an-openjdk-project">Contributing</a></div><div class="link"><a href="/guide/#reviewing-and-sponsoring-a-change">Sponsoring</a></div><div class="link"><a href="/guide/">Developers' Guide</a></div><div class="link"><a href="/groups/vulnerability/report">Vulnerabilities</a></div><div class="link"><a href="https://jdk.java.net">JDK GA/EA Builds</a></div></div><div class="links"><div 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