Backport of NPE for File.list and File.listFiles
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Key: HDFS-2023
URL: https://issues.apache.org/jira/browse/HDFS-2023
Project: Hadoop HDFS
Issue Type: Bug
Components: data-node
Affects Versions: 0.20.205.0
Reporter: Bharath Mundlapudi
Assignee: Bharath Mundlapudi
Fix For: 0.20.205.0
Since we have multiple Jira's in trunk for common and hdfs, I am creating
another jira for this issue.
This patch addresses the following:
1. Provides FileUtil API for list and listFiles which throws IOException for
null cases.
2. Replaces most of the code where JDK file API with FileUtil API.
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