du command throws an exception when the directory is not specified
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Key: HADOOP-1902
URL: https://issues.apache.org/jira/browse/HADOOP-1902
Project: Hadoop
Issue Type: Bug
Components: dfs
Affects Versions: 0.13.1
Reporter: Mukund Madhugiri
Running the du command without specifying a directory throws an exception. It
runs fine if a directory is specified. Here is the output
[EMAIL PROTECTED] hadoop]$ bin/hadoop dfs -du
Exception in thread "main" java.lang.IllegalArgumentException: Can not create a
Path from an empty string
at org.apache.hadoop.fs.Path.checkPathArg(Path.java:82)
at org.apache.hadoop.fs.Path.<init>(Path.java:90)
at org.apache.hadoop.fs.FsShell.du(FsShell.java:351)
at org.apache.hadoop.fs.FsShell.run(FsShell.java:1040)
at org.apache.hadoop.util.ToolBase.doMain(ToolBase.java:189)
at org.apache.hadoop.fs.FsShell.main(FsShell.java:1092)
[EMAIL PROTECTED] hadoop]$ bin/hadoop dfs -du .
Found 2 items
/user/mukundm/input 28578
/user/mukundm/output 747
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