[jboss-jira] [JBoss JIRA] Resolved: (JBWEB-139) NullPointerException on HttpSession.invalidate()

[Remy Maucherat (JIRA)]

     [ https://jira.jboss.org/jira/browse/JBWEB-139?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Remy Maucherat resolved JBWEB-139.
----------------------------------

    Resolution: Rejected


If you call random methods on random objects at random points in time, you're going to get exceptions ...

> NullPointerException on HttpSession.invalidate()
> ------------------------------------------------
>
>                 Key: JBWEB-139
>                 URL: https://jira.jboss.org/jira/browse/JBWEB-139
>             Project: JBoss Web
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>          Components: Tomcat
>    Affects Versions: JBossWeb-2.1.3.GA
>            Reporter: Trustin Lee
>            Assignee: Remy Maucherat
>
> It seems like NPE is raised if a user application calls HttpSession.invalidate() after undeployment.  Here's the log from JBAS 5.1.0.Beta1:
> 10:09:56,063 INFO  [ServerImpl] JBoss (Microcontainer) [5.1.0.Beta1 (build: SVNTag=JBoss_5_1_0_Beta1 date=200903131506)] Started in 24s:289ms
> 10:10:03,146 INFO  [TomcatDeployment] deploy, ctxPath=/jms-servlet
> 10:10:08,194 INFO  [TomcatDeployment] undeploy, ctxPath=/jms-servlet
> 10:10:08,217 WARNING [HttpTunnelingChannelHandler] Unexpected exception
> java.lang.NullPointerException
> 	at org.apache.catalina.session.StandardSession.expire(StandardSession.java:730)
> 	at org.apache.catalina.session.StandardSession.expire(StandardSession.java:660)
> 	at org.apache.catalina.session.StandardSession.invalidate(StandardSession.java:1115)
> 	at org.apache.catalina.session.StandardSessionFacade.invalidate(StandardSessionFacade.java:150)
> 	at org.jboss.netty.channel.socket.http.HttpTunnelingChannelHandler.channelClosed(HttpTunnelingChannelHandler.java:144)
> 	at org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:105)
> 	at org.jboss.netty.channel.Channels.fireChannelClosed(Channels.java:564)
> 	at org.jboss.netty.channel.local.DefaultLocalChannel.closeNow(DefaultLocalChannel.java:102)
> 	at org.jboss.netty.channel.local.LocalClientChannelSink.eventSunk(LocalClientChannelSink.java:66)
> 	at org.jboss.netty.channel.Channels.close(Channels.java:1043)
> 	at org.jboss.netty.channel.AbstractChannel.close(AbstractChannel.java:185)
> 	at org.jboss.netty.channel.socket.http.HttpTunnelingServlet.streamResponse(HttpTunnelingServlet.java:99)
> 	at org.jboss.netty.channel.socket.http.HttpTunnelingServlet.doRequest(HttpTunnelingServlet.java:62)
> 	at org.jboss.netty.channel.socket.http.HttpTunnelingServlet.doPost(HttpTunnelingServlet.java:195)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> 	at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
> 	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> 	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> 	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)
> 	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
> 	at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:190)
> 	at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:92)
> 	at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)
> 	at org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)
> 	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
> 	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> 	at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)
> 	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> 	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)
> 	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)
> 	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:601)
> 	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
> 	at java.lang.Thread.run(Thread.java:619)

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