[color=red]错误为：[/color]
javax.servlet.jsp.JspException: TableTag Problem: javax.servlet.jsp.el.ELException: The "." operator was supplied with an index value of type "java.lang.String" to be applied to a List or array, but that value cannot be converted to an integer. at org.apache.commons.el.Logger.logError(Logger.java:481) at org.apache.commons.el.Logger.logError(Logger.java:498) at org.apache.commons.el.Logger.logError(Logger.java:566) at org.apache.commons.el.ArraySuffix.evaluate(ArraySuffix.java:227) at org.apache.commons.el.ComplexValue.evaluate(ComplexValue.java:145) at org.apache.commons.el.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:263) at org.apache.commons.el.ExpressionEvaluatorImpl.evaluate(ExpressionEvaluatorImpl.java:190) at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:924) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspx_meth_sit_005fcolumn_005f0(spServiceMgrInfoList_jsp.java:739) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspx_meth_sit_005frow_005f0(spServiceMgrInfoList_jsp.java:657) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspx_meth_sit_005ftable_005f0(spServiceMgrInfoList_jsp.java:621) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspx_meth_sit_005fpagestyle_005f0(spServiceMgrInfoList_jsp.java:533) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspService(spServiceMgrInfoList_jsp.java:219) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:461) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:399) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301) at org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:139) at org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:178)com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455) at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:221) at org.extremecomponents.table.tag.TableTag.doCatch(TableTag.java:488) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspx_meth_sit_005ftable_005f0(spServiceMgrInfoList_jsp.java:636) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspx_meth_sit_005fpagestyle_005f0(spServiceMgrInfoList_jsp.java:533) at org.apache.jsp.home.sp.operationOrder.spServiceMgrInfoList_jsp._jspService(spServiceMgrInfoList_jsp.java:219) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:331) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:329) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:679) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:461) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:399) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301) at org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:139) at org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:178) at com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:127) at com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:224) at com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:1) at com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455) at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:221) at org.apache.struts2.interceptor.ProfilingActivationInterceptor.intercept(ProfilingActivationInterceptor.java:107) at com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:224) at com.opensymphony.xwork2.DefaultActionInvocation$2.doProfiling(DefaultActionInvocation.java:1) at com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455) at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:221) at org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:206) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.apache.struts2.dispatcher.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:99) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.extremecomponents.table.filter.AbstractExportFilter.doFilter(AbstractExportFilter.java:49) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:265) at org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107) at org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:166) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.ui.logout.LogoutFilter.doFilter(LogoutFilter.java:110) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at com.sailing.framework.components.security.acegi.DBUserGroupFilterHandler.doFilter(DBUserGroupFilterHandler.java:133) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.ui.basicauth.BasicProcessingFilter.doFilter(BasicProcessingFilter.java:173) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249) at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275) at org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:149) at org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:875) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689) at java.lang.Thread.run(Thread.java:595)02:54:07,703 ERROR [/webapp/sp_operationSpeakOrder/findSpServiceInfo.action] TableTag Problem: javax.servlet.jsp.el.ELException: The "." operator was supplied with an index value of type "java.lang.String" to be applied to a List or array, but that value cannot be converted to an integer.
[color=red]页面为：[/color]
[table]
|<sit:table items="spServiceList" var="spService" filterable="false"
|
| action="" rowsDisplayed='10'>
|
| <sit:row>
|
| <sit:column width="10%" property="feeName" title="资费名称" sortable="false"
|
| style="text-align: center" headerStyle="text-align: center">
|
| <font color="#FF0000" title="${spService[0].feeName}">
|
| ${spService[0].feeName}
|
| </font>
|
| </sit:column>
|
|
|
| <sit:column width="10%" property="spId" title="企业代码" sortable="true"
|
| style="text-align: center" headerStyle="text-align: center" >
|
| ${spService[1].spId }
|
| </sit:column>
|
| <sit:column width="10%" property="busiTypeName" title="业务类型名称" sortable="true"
|
| style="text-align: center" headerStyle="text-align: center" >
|
| ${spService[1].busiTypeName }
|
| </sit:column>
|
|
|
| <sit:column width="15%" property="checkbox" title="操作" sortable="false" viewsAllowed="html"
|
| style="text-align: center" headerStyle="text-align: center" filterable="false">
|
|
|
| <!-- 修改 -->
|
| <sit:perm perms="urap_app.editbutton">
|
| <a style='cursor:hand' οnclick='toPage("edit","${spService[1].spServiceId}")'>
|
| <font color="#ff0000">[修改]</font>
|
| </a>
|
| </sit:perm>
|
|
|
| <!-- 逻辑删除 -->
|
| <sit:perm perms="urap_app.delbutton">
|
| <a style='cursor:hand' οnclick='remove("remove","${spService[1].spServiceId}")'>
|
| <font color="#ff0000">[删除]</font>
|
| </a>
|
| </sit:perm>
|
| </sit:column>
|
| </sit:row>
|
| </sit:table>|
[/table]
[color=red]使用的架构为struts2+springs+hiberate 。[/color]出错是当我想在列表页面中显示数据时报这个错误。我是在action中将查询结果放入List并传回jsp页面中，然后在页面中使用el表达式取每一个元素的数据。
起初遇到这个错误时对流程中的每个步骤进行仔细的检查，查找的资料也没有能够解决，最后在调试的时候才发现，是犯了一个很低级的错误，原因是我查询出来的数据是从多个表中查出的结果，而结果是一个Object,就是说取值的时候应该是像上面所写的一样来取了。而不能直接使用XXList.属性来取值了。
相关资源：敏捷开发V1.0.pptx
