Steve Loughran created HDFS-10254:
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Summary: DfsClient undervalidates args for PositionedReadable
operations
Key: HDFS-10254
URL: https://issues.apache.org/jira/browse/HDFS-10254
Project: Hadoop HDFS
Issue Type: Bug
Components: hdfs-client
Affects Versions: 2.8.0
Reporter: Steve Loughran
HDFS should can do stricter checking of the inputs
# raise an exception on negative offset of destination buffer
# explicitly raise an EOF exception if the file position is negative
Optionally: short-circuit read/readfully operations if the byte range is 0.
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