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https://issues.apache.org/jira/browse/EAGLE-672?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Su Ralph resolved EAGLE-672.
----------------------------
Resolution: Fixed
> AlertEngine: MongoStateStore should be removed
> ----------------------------------------------
>
> Key: EAGLE-672
> URL: https://issues.apache.org/jira/browse/EAGLE-672
> Project: Eagle
> Issue Type: Task
> Affects Versions: v0.5.0
> Reporter: Su Ralph
> Assignee: Garrett Li
> Fix For: v0.5.0
>
>
> Below stack reported by Hao. We should not have mongo state store evolved in
> deployment that doesn't have mongo enabled. And the class have too much
> unreasonable hardcode field names. Please consider remove it.
> Stack:
> 2016-10-23 03:39:02 Thread-13
> org.apache.eagle.alert.engine.publisher.dedup.MongoDedupEventsStore [ERROR]
> find dedup state failed, but the state in memory is good, could be ingored.
> java.lang.NullPointerException: null
> at
> org.apache.eagle.alert.engine.publisher.dedup.MongoDedupEventsStore.getEvents(MongoDedupEventsStore.java:102)
> ~[stormjar.jar:na]
> at
> org.apache.eagle.alert.engine.publisher.dedup.DedupCache.getEvents(DedupCache.java:103)
> [stormjar.jar:na]
> at
> org.apache.eagle.alert.engine.publisher.dedup.DedupCache$2.run(DedupCache.java:81)
> [stormjar.jar:na]
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [na:1.8.0_91]
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> [na:1.8.0_91]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> [na:1.8.0_91]
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> [na:1.8.0_91]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_91]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_91]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91]
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