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ASF subversion and git services commented on KNOX-1288: ------------------------------------------------------- Commit fc0e59a9cf6eb77ef7f516591d9cdab5d413332f in knox's branch refs/heads/master from [~pzampino] [ https://git-wip-us.apache.org/repos/asf?p=knox.git;h=fc0e59a ] KNOX-1288 - NPE during service discovery > NPE during service discovery > ---------------------------- > > Key: KNOX-1288 > URL: https://issues.apache.org/jira/browse/KNOX-1288 > Project: Apache Knox > Issue Type: Bug > Components: Server > Affects Versions: 1.0.0 > Reporter: Phil Zampino > Assignee: Phil Zampino > Priority: Major > Fix For: 1.1.0 > > > Service discovery throws an unhandled NullPointerException under some > circumstances where there is no config of the needed type. > {code:java} > (DefaultTopologyService.java:onFileChange(885)) - An error occurred while > processing ui.json : java.lang.NullPointerException > java.lang.NullPointerException > at > org.apache.knox.gateway.topology.discovery.ambari.AmbariServiceDiscovery.discover(AmbariServiceDiscovery.java:291) > at > org.apache.knox.gateway.topology.simple.SimpleDescriptorHandler.performDiscovery(SimpleDescriptorHandler.java:208) > at > org.apache.knox.gateway.topology.simple.SimpleDescriptorHandler.handle(SimpleDescriptorHandler.java:116) > at > org.apache.knox.gateway.topology.simple.SimpleDescriptorHandler.handle(SimpleDescriptorHandler.java:98) > at > org.apache.knox.gateway.services.topology.impl.DefaultTopologyService$DescriptorsMonitor.onFileChange(DefaultTopologyService.java:860) > at > org.apache.knox.gateway.services.topology.impl.DefaultTopologyService.init(DefaultTopologyService.java:659) > at > org.apache.knox.gateway.services.DefaultGatewayServices.init(DefaultGatewayServices.java:140) > at org.apache.knox.gateway.GatewayServer.main(GatewayServer.java:153) > 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.apache.knox.gateway.launcher.Invoker.invokeMainMethod(Invoker.java:70) > at org.apache.knox.gateway.launcher.Invoker.invoke(Invoker.java:39) > at org.apache.knox.gateway.launcher.Command.run(Command.java:99) > at org.apache.knox.gateway.launcher.Launcher.run(Launcher.java:69) > at org.apache.knox.gateway.launcher.Launcher.main(Launcher.java:46) > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)