配置Struts2出现的问题

     我在配置struts2的过程中，出现以下问题，希望有人可以给我解答，谢谢！！

错误如下：

usage: java org.apache.catalina.startup.Catalina [ -config {pathname} ] [ -nonaming ]  { -help | start | stop }2013-6-30 0:14:00 org.apache.catalina.core.AprLifecycleListener init信息: Loaded APR based Apache Tomcat Native library 1.1.27 using APR version 1.4.6.2013-6-30 0:14:01 org.apache.catalina.core.AprLifecycleListener init信息: APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true].2013-6-30 0:14:02 org.apache.catalina.core.AprLifecycleListener initializeSSL信息: OpenSSL successfully initialized (OpenSSL 1.0.1d 5 Feb 2013)2013-6-30 0:14:02 org.apache.coyote.AbstractProtocol init信息: Initializing ProtocolHandler ["http-apr-8080"]2013-6-30 0:14:02 org.apache.coyote.AbstractProtocol init信息: Initializing ProtocolHandler ["ajp-apr-8009"]2013-6-30 0:14:02 org.apache.catalina.startup.Catalina load信息: Initialization processed in 2559 ms2013-6-30 0:14:03 org.apache.catalina.core.StandardService startInternal信息: Starting service Catalina2013-6-30 0:14:03 org.apache.catalina.core.StandardEngine startInternal信息: Starting Servlet Engine: Apache Tomcat/7.0.412013-6-30 0:14:04 org.apache.catalina.util.SessionIdGenerator createSecureRandom信息: Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [138] milliseconds.2013-6-30 0:14:04 com.opensymphony.xwork2.util.logging.commons.CommonsLogger error严重: Dispatcher initialization failedjava.lang.RuntimeException: java.lang.reflect.InvocationTargetExceptionat com.opensymphony.xwork2.inject.ContainerImpl$MethodInjector.inject(ContainerImpl.java:301)at com.opensymphony.xwork2.inject.ContainerImpl$ConstructorInjector.construct(ContainerImpl.java:438)at com.opensymphony.xwork2.inject.ContainerBuilder$5.create(ContainerBuilder.java:207)at com.opensymphony.xwork2.inject.Scope$2$1.create(Scope.java:51)at com.opensymphony.xwork2.inject.ContainerBuilder$3.create(ContainerBuilder.java:93)at com.opensymphony.xwork2.inject.ContainerBuilder$7.call(ContainerBuilder.java:487)at com.opensymphony.xwork2.inject.ContainerBuilder$7.call(ContainerBuilder.java:484)at com.opensymphony.xwork2.inject.ContainerImpl.callInContext(ContainerImpl.java:584)at com.opensymphony.xwork2.inject.ContainerBuilder.create(ContainerBuilder.java:484)at com.opensymphony.xwork2.config.impl.DefaultConfiguration.createBootstrapContainer(DefaultConfiguration.java:324)at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:221)at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:429)at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:473)at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:193)at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281)at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262)at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107)at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4746)at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5399)at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)at java.util.concurrent.FutureTask$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.reflect.InvocationTargetExceptionat 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 com.opensymphony.xwork2.inject.ContainerImpl$MethodInjector.inject(ContainerImpl.java:299)... 27 moreCaused by: java.lang.ExceptionInInitializerErrorat com.opensymphony.xwork2.ognl.OgnlValueStackFactory.setContainer(OgnlValueStackFactory.java:84)... 32 moreCaused by: java.lang.IllegalArgumentException: Javassist library is missing in classpath! Please add missed dependency!at ognl.OgnlRuntime.<clinit>(OgnlRuntime.java:168)... 33 moreCaused by: java.lang.ClassNotFoundException: javassist.ClassPoolat org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1714)at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1559)at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)at java.lang.Class.forName0(Native Method)at java.lang.Class.forName(Class.java:169)at ognl.OgnlRuntime.<clinit>(OgnlRuntime.java:165)... 33 more2013-6-30 0:14:04 org.apache.catalina.core.StandardContext filterStart严重: Exception starting filter struts2java.lang.reflect.InvocationTargetException - Class: com.opensymphony.xwork2.inject.ContainerImpl$MethodInjectorFile: ContainerImpl.javaMethod: injectLine: 301 - com/opensymphony/xwork2/inject/ContainerImpl.java:301:-1at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:485)at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:193)at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281)at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262)at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107)at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4746)at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5399)at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)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$Worker.run(ThreadPoolExecutor.java:908)at java.lang.Thread.run(Thread.java:619)Caused by: java.lang.RuntimeException: java.lang.reflect.InvocationTargetExceptionat com.opensymphony.xwork2.inject.ContainerImpl$MethodInjector.inject(ContainerImpl.java:301)at com.opensymphony.xwork2.inject.ContainerImpl$ConstructorInjector.construct(ContainerImpl.java:438)at com.opensymphony.xwork2.inject.ContainerBuilder$5.create(ContainerBuilder.java:207)at com.opensymphony.xwork2.inject.Scope$2$1.create(Scope.java:51)at com.opensymphony.xwork2.inject.ContainerBuilder$3.create(ContainerBuilder.java:93)at com.opensymphony.xwork2.inject.ContainerBuilder$7.call(ContainerBuilder.java:487)at com.opensymphony.xwork2.inject.ContainerBuilder$7.call(ContainerBuilder.java:484)at com.opensymphony.xwork2.inject.ContainerImpl.callInContext(ContainerImpl.java:584)at com.opensymphony.xwork2.inject.ContainerBuilder.create(ContainerBuilder.java:484)at com.opensymphony.xwork2.config.impl.DefaultConfiguration.createBootstrapContainer(DefaultConfiguration.java:324)at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:221)at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:67)at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:429)at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:473)... 14 moreCaused by: java.lang.reflect.InvocationTargetExceptionat sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)at java.lang.reflect.Method.invoke(Method.java:597)at com.opensymphony.xwork2.inject.ContainerImpl$MethodInjector.inject(ContainerImpl.java:299)... 27 moreCaused by: java.lang.ExceptionInInitializerErrorat com.opensymphony.xwork2.ognl.OgnlValueStackFactory.setContainer(OgnlValueStackFactory.java:84)... 32 moreCaused by: java.lang.IllegalArgumentException: Javassist library is missing in classpath! Please add missed dependency!at ognl.OgnlRuntime.<clinit>(OgnlRuntime.java:168)... 33 moreCaused by: java.lang.ClassNotFoundException: javassist.ClassPoolat org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1714)at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1559)at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)at java.lang.Class.forName0(Native Method)at java.lang.Class.forName(Class.java:169)at ognl.OgnlRuntime.<clinit>(OgnlRuntime.java:165)... 33 more2013-6-30 0:14:04 org.apache.catalina.core.StandardContext startInternal严重: Error filterStart2013-6-30 0:14:04 org.apache.catalina.core.StandardContext startInternal严重: Context [/struts2] startup failed due to previous errors2013-6-30 0:14:04 org.apache.catalina.startup.HostConfig deployDirectory信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.41\webapps\docs2013-6-30 0:14:04 org.apache.catalina.startup.HostConfig deployDirectory信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.41\webapps\examples2013-6-30 0:14:05 org.apache.catalina.core.ApplicationContext log信息: ContextListener: contextInitialized()2013-6-30 0:14:05 org.apache.catalina.core.ApplicationContext log信息: SessionListener: contextInitialized()2013-6-30 0:14:05 org.apache.catalina.core.ApplicationContext log信息: ContextListener: attributeAdded('org.apache.jasper.compiler.TldLocationsCache', 'org.apache.jasper.compiler.TldLocationsCache@801059')2013-6-30 0:14:05 org.apache.catalina.startup.HostConfig deployDirectory信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.41\webapps\host-manager2013-6-30 0:14:05 org.apache.catalina.startup.HostConfig deployDirectory信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.41\webapps\manager2013-6-30 0:14:05 org.apache.catalina.startup.HostConfig deployDirectory信息: Deploying web application directory D:\MyEclipse\apache-tomcat-7.0.41\webapps\ROOT2013-6-30 0:14:05 org.apache.coyote.AbstractProtocol start信息: Starting ProtocolHandler ["http-apr-8080"]2013-6-30 0:14:05 org.apache.coyote.AbstractProtocol start信息: Starting ProtocolHandler ["ajp-apr-8009"]2013-6-30 0:14:05 org.apache.catalina.startup.Catalina start信息: Server startup in 2559 ms

解答：缺少夹包，log4j-1.2.17.jar commons-fileupload-1.2.2.jar javassist-3.11.0.GA.jar

导入这些包之后，就运行正常