[Yanel-dev] Catching errors

[Michael Wechner]

Andreas Wuest wrote:

> Hi
>
> I've tried to import an existing website, but since I did not have the 
> add-realm resource registered, it didn't work. so far, so good.
>
> But the feedback that I got was a "Page Info" page, instead of an 
> error page, whereas in the log it clearly indicated an error:


thanks very much for pointing this out. Will try to improve it within 
the Yanel Servlet.

Cheers

Michael

>
> 1164111 2007-04-16 12:34:22,505 [http-8080-Processor24] ERROR 
> org.wyona.yanel.servlet.YanelServlet.getContent():388  -
> java.lang.NullPointerException
>         at 
> org.wyona.yanel.impl.resources.AddRealmResource2.getFromExistingWebsiteInputDocument(AddRealmResource2.java:384) 
>
>         at 
> org.wyona.yanel.impl.resources.AddRealmResource2.getFromExistingWebsiteView(AddRealmResource2.java:200) 
>
>         at 
> org.wyona.yanel.impl.resources.AddRealmResource2.getView(AddRealmResource2.java:122) 
>
>         at 
> org.wyona.yanel.servlet.YanelServlet.getContent(YanelServlet.java:375)
>         at 
> org.wyona.yanel.servlet.YanelServlet.doGet(YanelServlet.java:239)
>         at 
> org.wyona.yanel.servlet.YanelServlet.service(YanelServlet.java:182)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>         at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) 
>
>         at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) 
>
>         at 
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) 
>
>         at 
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) 
>
>         at 
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) 
>
>         at 
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) 
>
>         at 
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) 
>
>         at 
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) 
>
>         at 
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) 
>
>         at 
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) 
>
>         at 
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) 
>
>         at 
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) 
>
>         at 
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) 
>
>         at java.lang.Thread.run(Thread.java:613)
>


-- 
Michael Wechner
Wyona      -   Open Source Content Management   -    Apache Lenya
http://www.wyona.com                      http://lenya.apache.org
michael.wechner at wyona.com                        michi at apache.org
+41 44 272 91 61