Apache Tomcat 9.0.0.M17 发布了。Tomcat 是一个小型的轻量级应用服务器，在中小型系统和并发访问用户不是很多的场合下被普遍使用，是开发和调试JSP 程序的首选。主要更新内容如下：
更新日志：
Catalina
Extend the JreMemoryLeakPreventionListener to provide protection against ForkJoinPool.commonPool() related memory leaks. (markt)
Coyote
Ensure UpgradeProcessor instances associated with closed connections are removed from the map of current connections to Processors. (markt)
Remove a workaround for a problem previously reported with WebSocket, TLS and APR that treated some error conditions as not errors. The original problem cannot be reproduced with the current code and the work-around is now causing problems. (markt)
Jasper
Follow up fix using a better variable name for the tag reuse flag. (remm)
Revert use of try/finally for simple tags. (remm)
WebSocket
Prevent potential processing loop on unexpected WebSocket connection closure. (markt)
jdbc-pool
Enable reset the statistics without restarting the pool. (kfujino)
Other
Update the NSIS Installer used to build the Windows installer to version 3.01. (markt)
Spelling corrections provided by Josh Soref. (violetagg)
软件详情：http://tomcat.apache.org/tomcat-9.0-doc/changelog.html
下载地址：http://tomcat.apache.org/download-90.cgi#9.0.0.M17
来自:开源中国社区
