求助一个struts2+tomcat的问题，百思不得其解啊
tomcat信息：
2012-4-11 19:43:58 org.apache.catalina.core.AprLifecycleListener init
信息: An older version 1.1.17 of the APR based Apache Tomcat Native library is installed, while Tomcat recommends version greater than 1.1.22
2012-4-11 19:43:58 org.apache.catalina.core.AprLifecycleListener init
信息: Loaded APR based Apache Tomcat Native library 1.1.17.
2012-4-11 19:43:58 org.apache.catalina.core.AprLifecycleListener init
信息: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].
2012-4-11 19:43:59 org.apache.coyote.http11.Http11AprProtocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2012-4-11 19:43:59 org.apache.coyote.ajp.AjpAprProtocol init
信息: Initializing Coyote AJP/1.3 on ajp-8009
2012-4-11 19:43:59 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 1086 ms
2012-4-11 19:43:59 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2012-4-11 19:43:59 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.35
2012-4-11 19:43:59 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor host-manager.xml
2012-4-11 19:43:59 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor manager.xml
2012-4-11 19:43:59 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory docs
2012-4-11 19:43:59 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory examples
2012-4-11 19:44:00 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2012-4-11 19:44:00 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2012-4-11 19:44:00 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory ROOT
2012-4-11 19:44:00 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory Test
2012-4-11 19:44:00 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter struts2
java.lang.ClassNotFoundException: org.apache.struts2.dispatcher.FilterDispatcher
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
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:4072)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4726)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:601)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1079)
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1002)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:506)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1065)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
at org.apache.catalina.core.StandardService.start(StandardService.java:525)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
2012-4-11 19:44:00 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2012-4-11 19:44:00 org.apache.catalina.core.StandardContext start
严重: Context [/Test] startup failed due to previous errors
2012-4-11 19:44:00 org.apache.coyote.http11.Http11AprProtocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2012-4-11 19:44:00 org.apache.coyote.ajp.AjpAprProtocol start
信息: Starting Coyote AJP/1.3 on ajp-8009
2012-4-11 19:44:00 org.apache.catalina.startup.Catalina start
信息: Server startup in 1101 ms
导入的jar:
web.xml文件内容：
<?xml version="1.0" encoding="UTF-8"?><web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"> <welcome-file-list> <welcome-file>index.jsp</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> <servlet> <servlet-name>Controller</servlet-name> <servlet-class>com.cn.ssh1.Controller</servlet-class> </servlet> <servlet-mapping> <servlet-name>Controller</servlet-name> <url-pattern>*.action</url-pattern> </servlet-mapping> </web-app>
<?xml version="1.0" encoding="UTF-8"?><xml-body> <struts> <constant name="struts.devMode" value="true" /> <package name="p2" extends="struts-default"> <action name="add" class="com.cn.ssh2.AddAction"> <result name="cal">/ssh2_add_result.jsp</result> </action> </package> </struts></xml-body>
