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https://issues.apache.org/jira/browse/STORM-3690?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rui Li updated STORM-3690:
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Attachment: Screen Shot 2020-08-06 at 8.48.30 AM.png
> UI has NullPointerException when the scheduler is not ResourceAwareScheduler
> ----------------------------------------------------------------------------
>
> Key: STORM-3690
> URL: https://issues.apache.org/jira/browse/STORM-3690
> Project: Apache Storm
> Issue Type: Bug
> Reporter: Rui Li
> Assignee: Rui Li
> Priority: Minor
> Attachments: Screen Shot 2020-08-06 at 8.48.30 AM.png
>
>
> {code:java}
> java.lang.NullPointerException at
> org.apache.storm.scheduler.resource.normalization.NormalizedResourceRequest.addResourceMap(NormalizedResourceRequest.java:195)
> at
> org.apache.storm.daemon.ui.UIHelpers.getClusterSummary(UIHelpers.java:644) at
> org.apache.storm.daemon.ui.resources.StormApiResource.getClusterSummary(StormApiResource.java:136)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498) at
> org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
> at
> org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
> at
> org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
> at
> org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:176)
> at
> org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
> at
> org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:469)
> at
> org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:391)
> at
> org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:80)
> at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:253)
> at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) at
> org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
> {code}
> [https://github.com/apache/storm/blob/master/storm-webapp/src/main/java/org/apache/storm/daemon/ui/UIHelpers.java#L644]
> because only
> {code}
> if (resources != null && underlyingScheduler instanceof
> ResourceAwareScheduler)
> {code}
>
> [https://github.com/apache/storm/blob/master/storm-server/src/main/java/org/apache/storm/daemon/nimbus/Nimbus.java#L2941]
> supervisor used_generic_resources will not be null.
> !Screen Shot 2020-08-06 at 8.48.30 AM.png|thumbnail!
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