Steve Loughran created HADOOP-17744:
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Summary: Path.suffix() raises an exception when the path is in the
root dir
Key: HADOOP-17744
URL: https://issues.apache.org/jira/browse/HADOOP-17744
Project: Hadoop Common
Issue Type: Bug
Components: fs
Affects Versions: 3.3.1
Reporter: Steve Loughran
Root cause of SPARK-34298.
If you have a Path (/something) and call suffix on it.
{code}
new Path("/something").suffix("else")
{code}
you see an error because the path doesn't have a parent
{code}
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:168)[....]
at org.apache.hadoop.fs.Path.suffix(Path.java:446)
{code}
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