java.lang.NoClassDefFoundError: org/apache/commons/lang3/StringUtils异常

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听昆明-的，把三大框架整合。整合的时候出现异常信息：

严重: Exception starting filter strutsjava.lang.NoClassDefFoundError: org/apache/commons/lang3/StringUtilsat com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:213)at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:102)at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:240)at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)at org.apache.struts2.dispatcher.Dispatcher.getContainer(Dispatcher.java:967)at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:435)at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:479)at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:57)at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:273)at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:254)at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:372)at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:98)at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4382)at org.apache.catalina.core.StandardContext$2.call(StandardContext.java:5040)at org.apache.catalina.core.StandardContext$2.call(StandardContext.java:5035)at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)at java.util.concurrent.FutureTask.run(FutureTask.java:138)at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)at java.lang.Thread.run(Thread.java:619)Caused by: java.lang.ClassNotFoundException: org.apache.commons.lang3.StringUtilsat org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1643)at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1488)at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)... 21 more

上面是错误信息描述。

导致这个异常的原因是：可能是缺少commons-lang-x.x.jar和commons-fileupload-x.x.x.jar包

commons-lang3-3.1下载地址：http://download.csdn.net/detail/xiaoyanru521/9325669

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