文件上传中Unable to load configuration. - interceptor-ref - 的错误

最新推荐文章于 2023-06-06 20:15:23 发布

原创最新推荐文章于 2023-06-06 20:15:23 发布 · 1.9k 阅读

0 ·

CC 4.0 BY-SA版权

文章标签：

#struts2.0 #文件上传错误 #fileUpoad

Sturts2.x 专栏收录该内容

25 篇文章

订阅专栏

在使用Apache Struts2进行Web开发时，由于struts.xml文件中配置的文件上传拦截器名称拼写错误，导致无法正确加载配置，从而无法启动应用服务器。

Unable to load configuration. - interceptor-ref - file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%207.0/webapps/FileUpLoad/WEB-INF/classes/struts.xml:11:45
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:69)
at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:371)
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:415)
at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:69)
at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51)
at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:279)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:260)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:105)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4855)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5549)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1263)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1948)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
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: Unable to find interceptor class referenced by ref-name fileupload - interceptor-ref - file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%207.0/webapps/FileUpLoad/WEB-INF/classes/struts.xml:11:45
at com.opensymphony.xwork2.config.providers.InterceptorBuilder.constructInterceptorReference(InterceptorBuilder.java:63)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.lookupInterceptorReference(XmlConfigurationProvider.java:998)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.buildInterceptorList(XmlConfigurationProvider.java:550)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addAction(XmlConfigurationProvider.java:381)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addPackage(XmlConfigurationProvider.java:479)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadPackages(XmlConfigurationProvider.java:275)
at org.apache.struts2.config.StrutsXmlConfigurationProvider.loadPackages(StrutsXmlConfigurationProvider.java:111)
at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:204)
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)
... 21 more
2015-10-10 10:17:40 org.apache.catalina.core.StandardContext filterStart
严重: Exception starting filter struts2
Unable to load configuration. - interceptor-ref - file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%207.0/webapps/FileUpLoad/WEB-INF/classes/struts.xml:11:45
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:428)
at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:69)
at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51)
at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:279)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:260)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:105)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4855)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5549)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1263)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1948)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at java.util.concurrent.FutureTask$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: Unable to load configuration. - interceptor-ref - file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%207.0/webapps/FileUpLoad/WEB-INF/classes/struts.xml:11:45
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:69)
at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:371)
at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:415)
... 19 more
Caused by: Unable to find interceptor class referenced by ref-name fileupload - interceptor-ref - file:/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%207.0/webapps/FileUpLoad/WEB-INF/classes/struts.xml:11:45
at com.opensymphony.xwork2.config.providers.InterceptorBuilder.constructInterceptorReference(InterceptorBuilder.java:63)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.lookupInterceptorReference(XmlConfigurationProvider.java:998)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.buildInterceptorList(XmlConfigurationProvider.java:550)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addAction(XmlConfigurationProvider.java:381)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addPackage(XmlConfigurationProvider.java:479)
at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadPackages(XmlConfigurationProvider.java:275)
at org.apache.struts2.config.StrutsXmlConfigurationProvider.loadPackages(StrutsXmlConfigurationProvider.java:111)
at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:204)
at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)
... 21 more

原因是stuts.xml的11行45列出现不能识别的拦截器，文件上传中使用的拦截器的名字是“fileUpload”，而我写成了“fileupload”，所以细节很重要，文件上传拦截器fileUpload一个字母大小小写都要一样！！！！！！

struts.xml

<span style="font-size:24px;color:#ff0000;"><?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd">
<struts>  
   <constant name="struts.custom.i18n.resources" value="globalMessages"></constant>
   <constant name="struts.i18n.encoding" value="utf-8"></constant>
    
    <package name="load" extends="struts-default">
      <action name="UpLoadAction" class="com.action.UpLoadAction">
                 
           <!-- 文件上传拦截器配置 -->
         <interceptor-ref name="fileUpload"><!-- 文件上传拦截器fileUpload要一模一样，否则就会出错 -->
           <param name="maximumSize">1000000</param><!-- 设置上传文件最大字节数 -->
           <param name="allowedTypes">image/jpg,image/png,image/gif,image/jpeg</param><!-- 设置上传文件类型 -->
         </interceptor-ref>
         <interceptor-ref name="defaultStack"/>
         
         <!-- 设置上传文件的保存文件夹，向action属性注入的值也可以来自struts.xml中的action参数 -->
         <param name="savePath">./save</param>
         
         <result name="input">fileup.jsp</result>
         <result name="success">fileupsuccess.jsp</result>
      </action>    
    </package>
   
    
</struts></span>