最近，在Oracle的官方上下载JDK时，可以看到这样的公告：
End of Public Updates for Oracle JDK 8
Oracle will not post further updates of Java SE 8 to its public download sites for commercial use after January 2019. Customers who need continued access to critical bug fixes and security fixes as well as general maintenance for Java SE 8 or previous versions can get long term support through Oracle Java SE Subscription or Oracle Java SE Desktop Subscription. For more information, and details on how to receive longer term support for Oracle JDK 8, please see the Oracle Java SE Support Roadmap.
Java SE 8 是在2014年3月18日发布的。Oracle声称Java SE 8 对于商业用户提供 Public Updates的时间将于2019年1月截止。在这5年来，Oracle提供了将近5年多持续的和免费的更新服务。Oracle