java.lang.ClassNotFoundException: org.apache.St...

最新推荐文章于 2022-08-03 11:57:33 发布

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最新推荐文章于 2022-08-03 11:57:33 发布

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文章标签： java 大数据 web.xml

原文链接：https://my.oschina.net/tomsu/blog/28492

本文详细解析了在部署Struts2项目时遇到的ClassNotFound错误，并提供了解决策略，帮助开发者快速定位并解决问题。

为什么80%的码农都做不了架构师？>>>

遇到狗血的事情

严重: Exception starting filter struts2
java.lang.ClassNotFoundException: org.apache.Struts2.dispatcher.FilterDispatcher
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1645)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1491)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:269)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4001)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4651)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:785)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:445)
at org.apache.catalina.core.StandardService.start(StandardService.java:519)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:581)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
2011-7-20 23:32:20 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2011-7-20 23:32:20 org.apache.catalina.core.StandardContext start
严重: Context [/DemoOne] startup failed due to previous errors

struts.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC

"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"

"http://struts.apache.org/dtds/struts-2.0.dtd">

<struts>
<package name="DemoOone" extends="struts-default">
    <action name="Login" class="www.LoginAction">
      <result name="error">/error.jsp</result>
      <result name="success">/welcome.jsp</result>
    </action>
</package>
</struts>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app id="WebApp_ID" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<display-name>DemoOne</display-name>
<welcome-file-list>
  <welcome-file>index.html</welcome-file>
</welcome-file-list>

<filter>
   <filter-name>struts2</filter-name>
   <filter-class>org.apache.Struts2.dispatcher.FilterDispatcher</filter-class>
</filter>
<filter-mapping>
   <filter-name>struts2</filter-name>
   <url-pattern>/*</url-pattern>
</filter-mapping>
</web-app>