Amareshwari Sriramadasu created LENS-1016:
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Summary: 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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