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https://issues.apache.org/jira/browse/TAPESTRY-1665?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ulrich Stärk updated TAPESTRY-1665:
-----------------------------------
Attachment: Test.java
Test.html
Test page demonstrating the error
> Null Pointer Exception when using Style Component together with
> updateComponents
> --------------------------------------------------------------------------------
>
> Key: TAPESTRY-1665
> URL: https://issues.apache.org/jira/browse/TAPESTRY-1665
> Project: Tapestry
> Issue Type: Bug
> Components: XHR/dhtml/Ajax
> Affects Versions: 4.1.2, 4.1.3
> Reporter: Michael Gloegl
> Attachments: Test.html, Test.java
>
>
> Using a Style-Component on the same page as a DirectLink with an
> updateComponents-Attribute produces the following Exception:
> java.lang.NullPointerException
> Stack Trace:
> * java.util.StringTokenizer.<init>(Unknown Source)
> * java.util.StringTokenizer.<init>(Unknown Source)
> * org.apache.tapestry.util.ContentType.parse(ContentType.java:171)
> * org.apache.tapestry.util.ContentType.<init>(ContentType.java:58)
> * org.apache.tapestry.html.Relation.renderStyleTag(Relation.java:97)
> * org.apache.tapestry.html.Relation.renderComponent(Relation.java:53)
> * org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:725)
> *
> org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.render(DojoAjaxResponseBuilder.java:625)
> *
> org.apache.tapestry.AbstractComponent.renderBody(AbstractComponent.java:539)
> * org.apache.tapestry.html.Shell.renderComponent(Shell.java:124)
> * org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:725)
> *
> org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.render(DojoAjaxResponseBuilder.java:625)
> *
> org.apache.tapestry.BaseComponent.renderComponent(BaseComponent.java:107)
> * org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:725)
> *
> org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.render(DojoAjaxResponseBuilder.java:625)
> *
> org.apache.tapestry.BaseComponent.renderComponent(BaseComponent.java:107)
> * org.apache.tapestry.AbstractComponent.render(AbstractComponent.java:725)
> *
> org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.render(DojoAjaxResponseBuilder.java:625)
> * org.apache.tapestry.AbstractPage.renderPage(AbstractPage.java:249)
> *
> org.apache.tapestry.engine.RequestCycle.renderPage(RequestCycle.java:397)
> *
> org.apache.tapestry.services.impl.DojoAjaxResponseBuilder.renderResponse(DojoAjaxResponseBuilder.java:238)
> *
> org.apache.tapestry.services.impl.ResponseRendererImpl.renderResponse(ResponseRendererImpl.java:33)
> *
> $ResponseRenderer_113f3dd3744.renderResponse($ResponseRenderer_113f3dd3744.java)
> * org.apache.tapestry.engine.DirectService.service(DirectService.java:147)
> * sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> * sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> * sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> * java.lang.reflect.Method.invoke(Unknown Source)
> *
> de.alemo.security.SecurityInvocationHandler.invoke(SecurityInvocationHandler.java:59)
> * $Proxy0.service(Unknown Source)
> * $IEngineService_113f3dd37c6.service($IEngineService_113f3dd37c6.java)
> *
> org.apache.tapestry.services.impl.EngineServiceOuterProxy.service(EngineServiceOuterProxy.java:72)
> *
> org.apache.tapestry.engine.AbstractEngine.service(AbstractEngine.java:237)
> *
> org.apache.tapestry.services.impl.InvokeEngineTerminator.service(InvokeEngineTerminator.java:54)
> *
> $WebRequestServicer_113f3dd379a.service($WebRequestServicer_113f3dd379a.java)
> *
> org.apache.tapestry.services.impl.DisableCachingFilter.service(DisableCachingFilter.java:54)
> *
> $WebRequestServicerFilter_113f3dd379c.service($WebRequestServicerFilter_113f3dd379c.java)
> *
> $WebRequestServicer_113f3dd379e.service($WebRequestServicer_113f3dd379e.java)
> *
> $WebRequestServicer_113f3dd3796.service($WebRequestServicer_113f3dd3796.java)
> *
> org.apache.tapestry.services.impl.WebRequestServicerPipelineBridge.service(WebRequestServicerPipelineBridge.java:61)
> *
> $ServletRequestServicer_113f3dd377c.service($ServletRequestServicer_113f3dd377c.java)
> *
> org.apache.tapestry.request.DecodedRequestInjector.service(DecodedRequestInjector.java:55)
> *
> $ServletRequestServicerFilter_113f3dd3778.service($ServletRequestServicerFilter_113f3dd3778.java)
> *
> $ServletRequestServicer_113f3dd377e.service($ServletRequestServicer_113f3dd377e.java)
> *
> org.apache.tapestry.multipart.MultipartDecoderFilter.service(MultipartDecoderFilter.java:52)
> *
> $ServletRequestServicerFilter_113f3dd3776.service($ServletRequestServicerFilter_113f3dd3776.java)
> *
> $ServletRequestServicer_113f3dd377e.service($ServletRequestServicer_113f3dd377e.java)
> *
> org.apache.tapestry.services.impl.SetupRequestEncoding.service(SetupRequestEncoding.java:53)
> *
> $ServletRequestServicerFilter_113f3dd377a.service($ServletRequestServicerFilter_113f3dd377a.java)
> *
> $ServletRequestServicer_113f3dd377e.service($ServletRequestServicer_113f3dd377e.java)
> *
> $ServletRequestServicer_113f3dd3770.service($ServletRequestServicer_113f3dd3770.java)
> *
> org.apache.tapestry.ApplicationServlet.doService(ApplicationServlet.java:126)
> *
> org.apache.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:103)
> * javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
> * javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
> *
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
> *
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
> *
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
> *
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
> *
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
> *
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
> *
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
> *
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
> *
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
> *
> org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
> *
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
> *
> org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
> *
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
> * java.lang.Thread.run(Unknown Source)
> Removing the Style component fixes the problem.
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