cffeed导致错误

Question

我们的网络管理员在周末应用了一些热修复程序(不知道是哪些)，这似乎已经杀死了<cffeed>。我们得到的错误如下所示。我们在<cftry>中有<cffeed>标记，但它仍然会产生错误。有没有想过是什么原因导致了这个错误，或者如何在不重写所有代码的情况下规避错误？

ROOT CAUSE: 
java.lang.NoClassDefFoundError: Could not initialize class coldfusion.syndication.FeedDateParser
    at coldfusion.tagext.io.FeedTag.<init>(FeedTag.java:64)
    at sun.reflect.GeneratedConstructorAccessor555.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
    at java.lang.Class.newInstance0(Class.java:355)
    at java.lang.Class.newInstance(Class.java:308)
    at coldfusion.runtime.NeoPageContext$TagSet.getTagHandlerInstance(NeoPageContext.java:2284)
    at coldfusion.runtime.NeoPageContext.getTagHandlerInstance(NeoPageContext.java:2192)
    at coldfusion.runtime.CfJspPage._initTag(CfJspPage.java:1789)
    at cfindex2ecfm2002820310.runPage(D:\WEB\ROOT\itap\index.cfm:156)
    at coldfusion.runtime.CfJspPage.invoke(CfJspPage.java:196)
    at coldfusion.tagext.lang.IncludeTag.doStartTag(IncludeTag.java:483)
    at coldfusion.filter.CfincludeFilter.invoke(CfincludeFilter.java:65)
    at coldfusion.filter.ApplicationFilter.invoke(ApplicationFilter.java:288)
    at coldfusion.filter.RequestMonitorFilter.invoke(RequestMonitorFilter.java:48)
    at coldfusion.filter.MonitoringFilter.invoke(MonitoringFilter.java:40)
    at coldfusion.filter.PathFilter.invoke(PathFilter.java:86)
    at coldfusion.filter.ExceptionFilter.invoke(ExceptionFilter.java:70)
    at coldfusion.filter.BrowserDebugFilter.invoke(BrowserDebugFilter.java:74)
    at coldfusion.filter.ClientScopePersistenceFilter.invoke(ClientScopePersistenceFilter.java:28)
    at coldfusion.filter.BrowserFilter.invoke(BrowserFilter.java:38)
    at coldfusion.filter.NoCacheFilter.invoke(NoCacheFilter.java:46)
    at coldfusion.filter.GlobalsFilter.invoke(GlobalsFilter.java:38)
    at coldfusion.filter.DatasourceFilter.invoke(DatasourceFilter.java:22)
    at coldfusion.CfmServlet.service(CfmServlet.java:198)
    at coldfusion.bootstrap.BootstrapServlet.service(BootstrapServlet.java:89)
    at jrun.servlet.FilterChain.doFilter(FilterChain.java:86)
    at coldfusion.monitor.event.MonitoringServletFilter.doFilter(MonitoringServletFilter.java:42)
    at coldfusion.bootstrap.BootstrapFilter.doFilter(BootstrapFilter.java:46)
    at jrun.servlet.FilterChain.doFilter(FilterChain.java:94)
    at jrun.servlet.FilterChain.service(FilterChain.java:101)
    at jrun.servlet.ServletInvoker.invoke(ServletInvoker.java:106)
    at jrun.servlet.JRunInvokerChain.invokeNext(JRunInvokerChain.java:42)
    at jrun.servlet.JRunRequestDispatcher.invoke(JRunRequestDispatcher.java:286)
    at jrun.servlet.ServletEngineService.dispatch(ServletEngineService.java:543)
    at jrun.servlet.jrpp.JRunProxyService.invokeRunnable(JRunProxyService.java:203)
    at jrunx.scheduler.ThreadPool$ThreadThrottle.invokeRunnable(ThreadPool.java:428)
    at jrunx.scheduler.WorkerThread.run(WorkerThread.java:66)

Answer 1

看起来这是一个沙箱问题。我们打开了安全沙盒。安装热修复程序后，需要将/WEB-INF/cfusion/lib/的路径添加到沙箱中。到目前为止，我们唯一发现的影响是cffeed。此外，在进行更改时，必须重新启动ColdFusion。