Prevent renaming a file, symlink or directory to itself
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Key: HADOOP-6703
URL: https://issues.apache.org/jira/browse/HADOOP-6703
Project: Hadoop Common
Issue Type: Bug
Affects Versions: 0.22.0
Reporter: Eli Collins
Assignee: Eli Collins
Priority: Minor
Fix For: 0.22.0
Per HDFS-1088 let's throw a FileAlreadyExistsException if renaming a file,
symlink or directory to itself, or a symlink to the file it links to.
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