Aaron T. Myers created HDFS-4158:
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Summary: FSDirectory#hasSnapshot will NPE when deleting an empty
directory
Key: HDFS-4158
URL: https://issues.apache.org/jira/browse/HDFS-4158
Project: Hadoop HDFS
Issue Type: Sub-task
Components: name-node
Affects Versions: Snapshot (HDFS-2802)
Reporter: Aaron T. Myers
Assignee: Aaron T. Myers
The method attempts to iterate over the child list of the directory, but that
list may be null and this isn't handled currently.
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