[HDDS-8950] NPE in SCMCommonPlacementPolicy#validateContainerPlacement

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.4.0
• Fix Version/s: 1.4.0
• Component/s: SCM
• Labels: pull-request-available
• Target Version/s: 1.4.0
• Assignee: Attila Doroszlai
• Reporter: Soumitra Sulav
• Created: 28/Jun/23 11:36
• Updated: 28/Jun/23 20:30
• Resolved: 28/Jun/23 20:30

Description

java.lang.NullPointerException: element cannot be mapped to a null key
        at java.base/java.util.Objects.requireNonNull(Objects.java:246)
        at java.base/java.util.stream.Collectors.lambda$groupingBy$53(Collectors.java:1127)
...
        at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)
        at org.apache.hadoop.hdds.scm.SCMCommonPlacementPolicy.validateContainerPlacement(SCMCommonPlacementPolicy.java:439)

Issue Links

• links to: GitHub Pull Request #4999