编程中遇到的因脑残造成的错误--struts2(2016/7/14)
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1、struts.xml与页面url不匹配
struts.xml
<action name="eg4Action_*" class="demo02.Eg04Action" method="{1}"></action>
index4.html
function showPic(){ $("#form").ajaxSubmit({ type: "post", url: "eg04Action_showPic.action", cache: false, dataType:"text", success:function(data){ $("#img").attr("src","upload/"+data); }}); }
错误信息
WARNING: Could not find action or resultThere is no Action mapped for namespace [/] and action name [eg04Action_showPic] associated with context path [/20160713]. - [unknown location]at com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:185)at org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)at org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)at com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:501)at org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:313)at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)at java.lang.Thread.run(Thread.java:722)七月 14, 2016 9:46:52 下午 com.opensymphony.xwork2.util.logging.commons.CommonsLogger infoINFO: Removing file abc D:\workspace_class21\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\work\Catalina\localhost\20160713\upload_4eb5ef5c_155e9a8f66d__8000_00000000.tmp
2、struts.xml与类名不同
struts.xml
<action name="eg04Action_*" class="demo02.Eg04" method="{1}"></action>Eg04Action.java
错误信息
七月 14, 2016 9:54:47 下午 org.apache.catalina.core.StandardContext filterStartSEVERE: Exception starting filter struts2Unable to load configuration. - action - file:/D:/workspace_class21/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/20160713/WEB-INF/classes/struts.xml:20:65at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:450)at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:74)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:4809)at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5485)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$Sync.innerRun(FutureTask.java:334)at java.util.concurrent.FutureTask.run(FutureTask.java:166)at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)at java.lang.Thread.run(Thread.java:722)Caused by: Unable to load configuration. - action - file:/D:/workspace_class21/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/20160713/WEB-INF/classes/struts.xml:20:65at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:69)at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:390)at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:437)... 15 moreCaused by: Action class [demo02.Eg04] not found - action - file:/D:/workspace_class21/.metadata/.plugins/org.eclipse.wst.server.core/tmp1/wtpwebapps/20160713/WEB-INF/classes/struts.xml:20:65at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.verifyAction(XmlConfigurationProvider.java:434)at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addAction(XmlConfigurationProvider.java:378)at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addPackage(XmlConfigurationProvider.java:495)at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadPackages(XmlConfigurationProvider.java:286)at org.apache.struts2.config.StrutsXmlConfigurationProvider.loadPackages(StrutsXmlConfigurationProvider.java:112)at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:234)at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:66)... 17 more七月 14, 2016 9:54:47 下午 org.apache.catalina.core.StandardContext startInternalSEVERE: Error filterStart七月 14, 2016 9:54:47 下午 org.apache.catalina.core.StandardContext startInternalSEVERE: Context [/20160713] startup failed due to previous errors七月 14, 2016 9:54:47 下午 org.apache.coyote.AbstractProtocol startINFO: Starting ProtocolHandler ["http-bio-8081"]七月 14, 2016 9:54:47 下午 org.apache.coyote.AbstractProtocol startINFO: Starting ProtocolHandler ["ajp-bio-8009"]七月 14, 2016 9:54:47 下午 org.apache.catalina.startup.Catalina startINFO: Server startup in 1646 ms
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