Phew, glad the problem is solved, i was getting worried :-)
Paul.
On Oct 23, 2008, at 12:03 AM, Gili wrote:
>
> Here is the real stack trace for Jersey 1.0:
>
> java.lang.NullPointerException
> at
> com
> .sun
> .jersey.spi.container.ContainerRequest.<init>(ContainerRequest.java:
> 153)
> at
> com
> .sun
> .jersey
> .impl
> .container
> .servlet.ServletContainerRequest.<init>(ServletContainerRequest.java:
> 63)
> at
> com
> .sun
> .jersey
> .spi
> .container.servlet.ServletContainer.service(ServletContainer.java:331)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
> at
> com
> .wideplay
> .warp.servlet.ServletDefinition.doService(ServletDefinition.java:188)
> at
> com
> .wideplay
> .warp.servlet.ServletDefinition.service(ServletDefinition.java:115)
> at
> com
> .wideplay
> .warp
> .servlet.ManagedServletPipeline.service(ManagedServletPipeline.java:
> 43)
> at
> com
> .wideplay
> .warp
> .servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:50)
> at
> com
> .wideplay
> .warp
> .jpa.SessionPerRequestFilter.doFilter(SessionPerRequestFilter.java:52)
> at
> com
> .wideplay
> .warp.servlet.FilterDefinition.doFilter(FilterDefinition.java:101)
> at
> com
> .wideplay
> .warp
> .servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:46)
> at
> com
> .wideplay
> .warp
> .servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:52)
> at
> com.wideplay.warp.servlet.WebFilter.doFilter(WebFilter.java:67)
> at
> org
> .apache
> .catalina
> .core
> .ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:
> 230)
> at
> org
> .apache
> .catalina
> .core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:198)
> at
> org
> .apache
> .catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:
> 288)
> at
> org
> .apache
> .catalina
> .core.StandardContextValve.invokeInternal(StandardContextValve.java:
> 271)
> at
> org
> .apache
> .catalina.core.StandardContextValve.invoke(StandardContextValve.java:
> 202)
> at
> org
> .apache
> .catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)
> at
> org
> .apache
> .catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)
> at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:
> 94)
> at
> org
> .apache
> .catalina.core.StandardHostValve.invoke(StandardHostValve.java:206)
> at
> org
> .apache
> .catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)
> at
> org
> .apache
> .catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)
> at
> org
> .apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:
> 571)
> at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)
> at
> org
> .apache
> .catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:
> 150)
> at
> org
> .apache
> .catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:632)
> at
> org
> .apache
> .catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:577)
> at
> org
> .apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:
> 571)
> at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:1080)
> at
> org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:
> 272)
> at
> com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter
> (DefaultProcessorTask.java:637)
> at
> com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess
> (DefaultProcessorTask.java:568)
> at
> com
> .sun
> .enterprise
> .web
> .connector
> .grizzly.DefaultProcessorTask.process(DefaultProcessorTask.java:813)
> at
> com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
> (DefaultReadTask.java:341)
> at
> com
> .sun
> .enterprise
> .web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:
> 263)
> at
> com
> .sun
> .enterprise
> .web.connector.grizzly.DefaultReadTask.doTask(DefaultReadTask.java:
> 214)
> at
> com.sun.enterprise.web.portunif.PortUnificationPipeline
> $PUTask.doTask(PortUnificationPipeline.java:380)
> at
> com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:
> 265)
> at
> com
> .sun
> .enterprise
> .web.connector.grizzly.ssl.SSLWorkerThread.run(SSLWorkerThread.java:
> 106)
>
> I tracked this down to a bug in my Warp-Servlet configuration. I
> defined
> GuiceServlet extends ServletContainer to handle Guice injection but
> then I
> forgot to declare it as a @Singleton. For those of you familiar with
> Warp-Servlet unintuitive behavior, it'll assume that the servlet is
> not a
> singleton by default. As a result a new Servlet instance gets
> constructed
> every time but init() only gets invoked once.
>
> Again, very confusing, but this isn't a bug in Jersey. Sorry for the
> false
> alarm. The above stack-trace should only occur if the
> servlet.service() is
> invoked without a prior call to init().
>
> Gili
> --
> View this message in context: http://n2.nabble.com/NPE-at-com.sun.jersey.spi.container.ContainerRequest-tp1365881p1365926.html
> Sent from the Jersey mailing list archive at Nabble.com.
>
>
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