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https://issues.apache.org/jira/browse/LENS-1016?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on LENS-1016 started by Amareshwari Sriramadasu.
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> QueryPriorityComparator fails JDBCDriver queries
> ------------------------------------------------
>
> Key: LENS-1016
> URL: https://issues.apache.org/jira/browse/LENS-1016
> Project: Apache Lens
> Issue Type: Bug
> Components: server
> Affects Versions: 2.6
> Reporter: Amareshwari Sriramadasu
> Assignee: Amareshwari Sriramadasu
> Priority: Critical
> Fix For: 2.6
>
>
> We are seeing the following with current code :
> {noformat}
> 25 Apr 2016 07:30:35 [2612abc7-fa34-40aa-a711-b3c3ae8c7be8] [QuerySubmitter]
> ERROR org.apache.lens.server.query.QueryExecutionServiceImpl - Error
> launching query: 2612abc7-fa34-40aa-a711-b3c3ae8c7be8
> java.lang.NullPointerException: null
> at
> org.apache.lens.server.query.QueryPriorityComparator.compare(QueryPriorityComparator.java:32)
> ~[classes/:na]
> at
> org.apache.lens.server.query.QueryPriorityComparator.compare(QueryPriorityComparator.java:24)
> ~[classes/:na]
> at java.util.TreeMap.put(TreeMap.java:552) ~[na:1.8.0_72]
> at java.util.TreeSet.add(TreeSet.java:255) ~[na:1.8.0_72]
> at
> org.apache.lens.server.query.collect.DefaultQueryCollection.add(DefaultQueryCollection.java:66)
> ~[classes/:na]
> {noformat}
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