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https://issues.apache.org/jira/browse/YARN-11717?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
John Doe updated YARN-11717:
----------------------------
Description: Member functions can access instance variables before the
class finishes initialization and cause null pointer exceptions. (was:
{code:java}
org.apache.hadoop.yarn.state.InvalidStateTransitionException: Invalid event:
START at KILLED
at
org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:305)
at
org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
at
org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
at
org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.handle(RMAppImpl.java:805)
at
org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.handle(RMAppImpl.java:116)
at
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationEventDispatcher.handle(ResourceManager.java:901)
at
org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationEventDispatcher.handle(ResourceManager.java:885)
at
org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:184)
at
org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:110)
at java.lang.Thread.run(Thread.java:745) {code})
> Use before initialization
> --------------------------
>
> Key: YARN-11717
> URL: https://issues.apache.org/jira/browse/YARN-11717
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Affects Versions: 2.7.0
> Reporter: John Doe
> Priority: Major
> Fix For: 2.8.0
>
>
> Member functions can access instance variables before the class finishes
> initialization and cause null pointer exceptions.
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