从异常看架构

 

今天18:00左右访问theServerSide,发现出现下面异常。
根据异常信息大致可了解theServerSide论坛的架构

用了Jive和WebWork,运行在JBOSS上。


An error in the system has occurred. Please contact the system administrator if the problem persists.

type: java.lang.NullPointerException


java.lang.NullPointerException
 at com.jivesoftware.forum.proxy.IteratorProxy$3.createProxy(IteratorProxy.java:165)
 at com.jivesoftware.forum.proxy.IteratorProxy.getNextElement(IteratorProxy.java:478)
 at com.jivesoftware.forum.proxy.IteratorProxy.hasNext(IteratorProxy.java:434)
 at com.opensymphony.webwork.views.jsp.IteratorTag.doAfterBody(IteratorTag.java:97)
 at org.apache.jsp.include.action_005fportlet_005frecent_005fthreads_jsp._jspService(action_005fportlet_005frecent_005fthreads_jsp.java:317)
 at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
 at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:590)
 at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:510)
 at com.opensymphony.webwork.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:83)
 at com.opensymphony.webwork.dispatcher.WebWorkResultSupport.execute(WebWorkResultSupport.java:109)
 at com.jivesoftware.base.util.webwork.ServletDispatcherResult.execute(ServletDispatcherResult.java:40)
 at com.opensymphony.xwork.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:258)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:182)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.jivesoftware.forum.action.JiveExceptionInterceptor.intercept(JiveExceptionInterceptor.java:63)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.jivesoftware.base.action.JiveObjectLoaderInterceptor.intercept(JiveObjectLoaderInterceptor.java:56)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.webwork.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:71)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
 at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:164)
 at com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:116)
 at com.opensymphony.webwork.dispatcher.ServletDispatcher.serviceAction(ServletDispatcher.java:272)
 at com.jivesoftware.base.util.JiveWebWorkServlet.service(JiveWebWorkServlet.java:62)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
 at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:590)
 at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:510)
 at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966)
 at org.apache.jsp.include.common.home_005ftrio_005fpanel_jsp._jspService(home_005ftrio_005fpanel_jsp.java:190)
 at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:704)
 at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:590)
 at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:510)
 at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:966)
 at org.apache.jsp.index_tss._jspService(index_tss.java:164)
 at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at com.jivesoftware.util.SetResponseCharacterEncodingFilter.doFilter(SetResponseCharacterEncodingFilter.java:53)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)
 at com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at com.jivesoftware.util.SetRequestCharacterEncodingFilter.doFilter(SetRequestCharacterEncodingFilter.java:48)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75)
 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
 at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
 at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
 at org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:66)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
 at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:150)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
 at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:54)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
 at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
 at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
 at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
 at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
 at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
 at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
 at java.lang.Thread.run(Thread.java:595)


 

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