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From James M Snell <jasn...@gmail.com>
Subject Re: Streaming Problem
Date Thu, 13 Dec 2007 04:53:20 GMT
aha... ok. good catch

Dan Diephouse wrote:
> I found it - there wasn't a status code being set, so we were calling
> response.setStatus(0), which caused jetty all sorts of problems because
> it uses the status field to denote that the connection was reset or
> something like that.
> 
> Anyway, fixed in SVN and Greg is going to throw an
> IllegalArgumentException in Jetty if 0 is passed in from now on.
> 
> - Dan
> 
> Dan Diephouse wrote:
>> Its not close()ing actually. The underlying XMLStreamWriter flushes
>> once endDocument() is called. flush() is only ever called once too.
>> I'm not sure why thats causing Jetty to freak out. *sigh*
>>
>> Googling turned up this, but I'm not sure its really helping me -
>> http://jira.codehaus.org/browse/JETTY-276
>>
>> - Dan
>>
>> James M Snell wrote:
>>> It's possible but then I'd expect the error to be thrown higher up in
>>> the method.  For some reason, the underlying writer appears to be
>>> closing before the method completes.  Any chance you can do some
>>> debugging on that internal writer to see what's going on with it?
>>>
>>> - James
>>>
>>> Dan Diephouse wrote:
>>>  
>>>> Any chance the document is being written twice somehow? Thats what the
>>>> exception seems to imply to me, but I could be way off.
>>>>
>>>> Dan Diephouse wrote:
>>>>   
>>>>> Its the code inside AbstractServiceProvider.getServicesDocument()
>>>>> (formerly known as AbstractWorkspaceProvider).
>>>>>
>>>>> James M Snell wrote:
>>>>>     
>>>>>> Odd. Can you provide some of the code you're using the write out
the
>>>>>> document?
>>>>>>
>>>>>> - James
>>>>>>
>>>>>> Dan Diephouse wrote:
>>>>>>  
>>>>>>       
>>>>>>> I'm getting the following exception in my app when printing out
a
>>>>>>> services document now. I haven't been able to reproduce in any
of
>>>>>>> the
>>>>>>> Abdera test cases I've written though. Any ideas?
>>>>>>>
>>>>>>> - Dan
>>>>>>>
>>>>>>> java.lang.RuntimeException: com.ctc.wstx.exc.WstxIOException:
null
>>>>>>>    at
>>>>>>> org.apache.abdera.parser.stax.StaxStreamWriter.endDocument(StaxStreamWriter.java:117)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.impl.AbstractServiceProvider$1.writeTo(AbstractServiceProvider.java:184)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.impl.StreamWriterResponseContext.writeEntity(StreamWriterResponseContext.java:94)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.impl.SimpleResponseContext.writeTo(SimpleResponseContext.java:67)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.impl.SimpleResponseContext.writeTo(SimpleResponseContext.java:60)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.impl.DefaultRequestHandler.response(DefaultRequestHandler.java:133)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.impl.DefaultRequestHandler.process(DefaultRequestHandler.java:61)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.protocol.server.servlet.AbderaServlet.service(AbderaServlet.java:100)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>>>>>>>    at
>>>>>>> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.springmodules.jcr.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:93)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.acegisecurity.util.FilterChainProxy$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.ui.switchuser.SwitchUserProcessingFilter.doFilter(SwitchUserProcessingFilter.java:341)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    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.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:81)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.acegisecurity.util.FilterChainProxy$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.ui.logout.LogoutFilter.doFilter(LogoutFilter.java:110)
>>>>>>>
>>>>>>>
>>>>>>>    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.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
>>>>>>>
>>>>>>>
>>>>>>>    at org.mortbay.jetty.Server.handle(Server.java:313)
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:506)
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:830)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381)
>>>>>>>    at
>>>>>>> org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:227)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Caused by: com.ctc.wstx.exc.WstxIOException: null
>>>>>>>    at
>>>>>>> com.ctc.wstx.sw.BaseStreamWriter.finishDocument(BaseStreamWriter.java:1687)
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> com.ctc.wstx.sw.BaseStreamWriter.writeEndDocument(BaseStreamWriter.java:585)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.apache.abdera.parser.stax.StaxStreamWriter.endDocument(StaxStreamWriter.java:114)
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>    ... 52 more
>>>>>>> Caused by: org.mortbay.jetty.EofException
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpGenerator.completeHeader(HttpGenerator.java:253)
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpConnection.commitResponse(HttpConnection.java:581)
>>>>>>>
>>>>>>>
>>>>>>>    at
>>>>>>> org.mortbay.jetty.HttpConnection$Output.flush(HttpConnection.java:906)
>>>>>>>
>>>>>>>    at
>>>>>>> sun.nio.cs.StreamEncoder$CharsetSE.implFlush(StreamEncoder.java:410)
>>>>>>>    at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:152)
>>>>>>>    at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:213)
>>>>>>>    at
>>>>>>> com.ctc.wstx.sw.BufferingXmlWriter.flush(BufferingXmlWriter.java:214)
>>>>>>>
>>>>>>>    at
>>>>>>> com.ctc.wstx.sw.BufferingXmlWriter.close(BufferingXmlWriter.java:194)
>>>>>>>
>>>>>>>    at
>>>>>>> com.ctc.wstx.sw.BaseStreamWriter.finishDocument(BaseStreamWriter.java:1685)
>>>>>>>
>>>>>>>
>>>>>>>    ... 54 more
>>>>>>> [12-12 15:57:41] INFO  / [main]: Destroying
>>>>>>>
>>>>>>>               
>>>>>       
>>>>     
>>
>>
> 
> 

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