The requested resource (/JSPExample/registerServlet) is not availableHTTP Status 404 - /JSPExample/
The requested resource (/JSPExample/registerServlet) is not available
HTTP Status 404 - /JSPExample/registerServlet
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type Status report
message /JSPExample/registerServlet
description The requested resource (/JSPExample/registerServlet) is not available.
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Apache Tomcat/6.0.35
[解决办法]
<url-pattern>/RegisterServlet</url-pattern>
大小写应保持一致：
/JSPExample/RegisterServlet
如果还不行，就是Context路径名并不是JSPExample。当然也可能是没成功发布。