<s:form> action属性有默认 .action
jsp的<form>action属性 要加“.action”后缀
There is no Action mapped for namespace [/] and action name [upload/] associated with context path,布布扣,bubuko.com
There is no Action mapped for namespace [/] and action name [upload/] associated with context path
原文：http://blog.csdn.net/hackcoder/article/details/22087737
