[opencms-dev] Class caching(?) problems

Ivan Jelenic ivan.jelenic at nbs.yu
Wed May 21 14:58:01 CEST 2003 

I also have the same problem. Please, help!
I have one more question. I can not run any JSP page. I always get the
error:
javax.servlet.ServletException: Resource loader error in file
'/Home/JavaScript.jsp'

Root cause:
org.apache.jasper.JasperException: Unable to compile class for JSP
 at
org.apache.jasper.JspCompilationContext.load(JspCompilationContext.java:500)
 at
org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.jav
a:150)
 at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:1
95)
 at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
 at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
 at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.
java:684)
 at
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatch
er.java:575)
 at
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher
.java:498)
 at
com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispat
cher.java:180)
 at com.opencms.flex.CmsJspLoader.service(CmsJspLoader.java:955)
 at
com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispat
cher.java:268)
 at com.opencms.flex.CmsJspLoader.load(CmsJspLoader.java:567)
 at com.opencms.flex.CmsJspLoader.initlaunch(CmsJspLoader.java:235)
 at com.opencms.core.OpenCms.showResource(OpenCms.java:956)
 at com.opencms.core.OpenCmsHttpServlet.doGet(OpenCmsHttpServlet.java:310)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
 at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application
FilterChain.java:247)
 at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh
ain.java:193)
 at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
va:256)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja
va:191)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
 at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180
)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.
java:171)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:641)
 at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172
)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:641)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java
:174)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
 at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
 at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConne
ction(Http11Protocol.java:392)
 at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
 at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.jav
a:619)
 at java.lang.Thread.run(Thread.java:536)

--------------- End of root cause.

 at com.opencms.flex.CmsJspLoader.service(CmsJspLoader.java:962)
 at
com.opencms.flex.cache.CmsFlexRequestDispatcher.include(CmsFlexRequestDispat
cher.java:268)
 at com.opencms.flex.CmsJspLoader.load(CmsJspLoader.java:567)
 at com.opencms.flex.CmsJspLoader.initlaunch(CmsJspLoader.java:235)
 at com.opencms.core.OpenCms.showResource(OpenCms.java:956)
 at com.opencms.core.OpenCmsHttpServlet.doGet(OpenCmsHttpServlet.java:310)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
 at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Application
FilterChain.java:247)
 at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterCh
ain.java:193)
 at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.ja
va:256)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.ja
va:191)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
 at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180
)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.
java:171)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:641)
 at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172
)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:641)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java
:174)
 at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invok
eNext(StandardPipeline.java:643)
 at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
 at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
 at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConne
ction(Http11Protocol.java:392)
 at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
 at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.jav
a:619)
 at java.lang.Thread.run(Thread.java:536)

----- Original Message ----- 
From: "Tristan Roddis" <tristan at roddis.org>
To: <opencms-dev at opencms.org>
Sent: Wednesday, May 21, 2003 3:32 PM
Subject: Re: [opencms-dev] Class caching(?) problems


> Hang on a minute - I have just discovered what the difference is - it's
> whether I've logged in to OpenCMS or not! Doh!
>
> So, my question becomes a lot simpler: what permissions do I need to give
> my pages, elements and classes so that it will work for anonymous
> visitors?
>
> At the moment, the page and elements appear to display fine, but with no
> content from the Java classes. My classes have permissions:
>
> rwvrwvr-v-
> (owner and group both administrators)
>
> Which I would have thought would be fine, but there must be something I'm
> missing...
>
> Thanks in advance,
>
> -T.
>
> On Wed, May 21, 2003 at 01:14:06PM +0000, Tristan Roddis wrote:
> > I am developing a module which occassionally works fine, and
occasionally
> > comes back with no content whatsoever.
> >
> > It seems to remain in a broken state until I change one of the classes
in
> > the VFS (e.g. delete the ContentDefinition(!), or just lock a class),
> > wherupon it all starts working as normal for a while - hitting refresh
on
> > a browser window that was displaying a broken version now works! The
> > working version remains until such time as I close all browser windows
and
> > try again, or stop and restart Tomcat.
> >
> > So, why is this happening? How can OpenCMS pick up a working class
> > sometimes and a non-working one at other times? Does it read the classes
> > directly from the database (CMS_FILE table?) and if so, what could make
it
> > look in different places once I alter a class file in the VFS?
> >
> > Also, is there anywhere (log files etc.) that I can look to see what
> > errors are happening when OpenCMS ends up displaying the broken version?
> >
> > Thanks,
> >
> > -T.
> >
> > -- 
> > tristan at roddis.org                              http://www.roddis.org
> > _______________________________.oOo._________________________________
> > "Linux rules!"                                   http://srom.zgp.org/
> > _______________________________________________
> > This mail is send to you from the opencms-dev mailing list
> > To change your list options, or to unsubscribe from the list, please
visit
> > http://mail.opencms.org/mailman/listinfo/opencms-dev
> >
>
> -- 
> tristan at roddis.org                              http://www.roddis.org
> _______________________________.oOo._________________________________
> "Software by the people, for the people."          http://www.gnu.org
> _______________________________________________
> This mail is send to you from the opencms-dev mailing list
> To change your list options, or to unsubscribe from the list, please visit
> http://mail.opencms.org/mailman/listinfo/opencms-dev

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