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https://issues.apache.org/jira/browse/IGNITE-5048?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Vladimir Ozerov updated IGNITE-5048:
------------------------------------
    Priority: Major  (was: Critical)

> NPE in WebSessionFilter
> -----------------------
>
>                 Key: IGNITE-5048
>                 URL: https://issues.apache.org/jira/browse/IGNITE-5048
>             Project: Ignite
>          Issue Type: Bug
>          Components: websession
>    Affects Versions: 2.0
>            Reporter: Cameron Braid
>             Fix For: 2.2
>
>
> ses must be not null during construction.  However line 1013 nulls it out.  
> Line 1001 should probably have  {code}if (ses == null || !ses.isValid()) 
> {code}
> Line 1002 should have {code} if (ses != null) 
> binaryCache.remove(ses.id()){code}
> and a 
> {code}
> 283665 ERROR ROOT [http-nio-0.0.0.0-8080-exec-5] Failed to update web 
> session: null
> java.lang.NullPointerException: null
>   at 
> org.apache.ignite.cache.websession.WebSessionFilter$RequestWrapperV2.getSession(WebSessionFilter.java:1001)
>   at 
> org.apache.ignite.cache.websession.WebSessionFilter.doFilterV2(WebSessionFilter.java:564)
>   at 
> org.apache.ignite.cache.websession.WebSessionFilter.doFilterDispatch(WebSessionFilter.java:407)
>   at 
> org.apache.ignite.cache.websession.WebSessionFilter.doFilter(WebSessionFilter.java:383)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
>   at 
> org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
>   at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
>   at 
> org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:89)
>   at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
>   at 
> org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:77)
>   at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
>   at 
> org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
>   at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
>   at 
> org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:107)
>   at 
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
>   at 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
>   at 
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
>   at 
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:108)
>   at 
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
>   at 
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
>   at 
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
>   at 
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
>   at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:677)
>   at 
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
>   at 
> org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:784)
>   at 
> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
>   at 
> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:802)
>   at 
> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1410)
>   at 
> org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
>   at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>   at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>   at 
> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
>   at java.lang.Thread.run(Thread.java:745)
> {code}



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