struts2-core-2.1.6.jar问题

本文记录了在启动Tomcat时遇到的问题,即部署Struts2应用程序时出现的配置文件加载失败错误。错误提示表明缺少commons-fileupload依赖。解决方法是将commons-fileupload-1.2.1.jar复制到Tomcat的lib目录。

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今天一起tomcat就报错了:

信息: Starting Servlet Engine: Apache Tomcat/6.0.18
2010-1-11 14:57:07 com.opensymphony.xwork2.util.logging.commons.CommonsLogger info
信息: Parsing configuration file [struts-default.xml]
2010-1-11 14:57:07 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter struts2
Unable to load configuration. - bean - jar:file:/E:/Develop_setup/apache-tomcat-6.0.18/webapps/demo/WEB-INF/lib/struts2-core-2.1.6.jar!/struts-default.xml:46:178
 at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:58)
 at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:360)
 at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:403)
 at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:190)
 at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:275)
 at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:397)
 at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:108)
 at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3709)
 at org.apache.catalina.core.StandardContext.start(StandardContext.java:4363)
 at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
 at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
 at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
 at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:926)
 at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:889)
 at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
 at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1149)
 at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
 at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
 at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
 at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
 at org.apache.catalina.core.StandardService.start(StandardService.java:516)
 at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
 at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
 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:288)
 at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: Unable to load bean: type:org.apache.struts2.dispatcher.multipart.MultiPartRequest class:org.apache.struts2.dispatcher.multipart.JakartaMultiPartRequest - bean - jar:file:/E:/Develop_setup/apache-tomcat-6.0.18/webapps/demo/WEB-INF/lib/struts2-core-2.1.6.jar!/struts-default.xml:46:178
 at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:222)
 at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:101)
 at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:165)
 at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:55)
 ... 30 more
Caused by: java.lang.NoClassDefFoundError: org/apache/commons/fileupload/RequestContext
 at java.lang.Class.getDeclaredConstructors0(Native Method)
 at java.lang.Class.privateGetDeclaredConstructors(Class.java:2389)
 at java.lang.Class.getDeclaredConstructors(Class.java:1836)
 at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:212)
 ... 33 more
Caused by: java.lang.ClassNotFoundException: org.apache.commons.fileupload.RequestContext
 at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1387)
 at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233)
 at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
 ... 37 more
2010-1-11 14:57:07 org.apache.catalina.core.StandardContext start
严重: Error filterStart
2010-1-11 14:57:07 org.apache.catalina.core.StandardContext start
严重: Context [/demo] startup failed due to previous errors
2010-1-11 14:57:07 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2010-1-11 14:57:07 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
01/11 14:57:12 INFO Loading configuration file E:/Develop_setup/apache-tomcat-6.0.18/webapps/samples/WEB-INF/flex/flex-webtier-config.xml
01/11 14:57:12 INFO Loading configuration file E:/Develop_setup/apache-tomcat-6.0.18/webapps/samples/WEB-INF/flex/flex-config.xml
2010-1-11 14:57:13 org.apache.catalina.core.ApplicationContext log
信息: FlexMxmlServlet: Starting Adobe Flex Web Tier Compiler
2010-1-11 14:57:13 org.apache.catalina.core.ApplicationContext log
信息: FlexMxmlServlet: Adobe Flex Web Tier Compiler Build: 155539
2010-1-11 14:57:13 org.apache.catalina.loader.WebappClassLoader validateJarFile
信息: validateJarFile(E:/Develop_setup/apache-tomcat-6.0.18/webapps/textweb/WEB-INF/lib/servlet-api.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
01/11 14:57:16 INFO Loading configuration file E:/Develop_setup/apache-tomcat-6.0.18/webapps/textweb/WEB-INF/flex/flex-webtier-config.xml
01/11 14:57:16 INFO Loading configuration file E:/Develop_setup/apache-tomcat-6.0.18/webapps/textweb/WEB-INF/flex/flex-config.xml
2010-1-11 14:57:17 org.apache.catalina.core.ApplicationContext log
信息: FlexMxmlServlet: Starting Adobe Flex Web Tier Compiler
2010-1-11 14:57:17 org.apache.catalina.core.ApplicationContext log
信息: FlexMxmlServlet: Adobe Flex Web Tier Compiler Build: 155539
2010-1-11 14:57:17 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2010-1-11 14:57:17 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2010-1-11 14:57:17 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/31  config=null
2010-1-11 14:57:17 org.apache.catalina.startup.Catalina start
信息: Server startup in 14410 ms

 

 

解决办法:把项目lib下的commons-fileupload-1.2.1.jar包复制到tomcat的lib下!

前提:项目下要有commons-fileupload-1.2.1.jar、ognl-2.6.11.jar、commons-io-1.3.2.jar、commons-logging-1.1.jar、xwork-2.1.2.jar、freemarker-2.3.13.jar、struts2-core-2.1.6.jar

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