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https://issues.apache.org/jira/browse/HADOOP-17382?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17234081#comment-17234081
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Chen Liang commented on HADOOP-17382:
-------------------------------------

[[email protected]] would be good to have your thoughts here.

> AbfsInputStream#seek throws EOFException when seek past the end of stream
> -------------------------------------------------------------------------
>
>                 Key: HADOOP-17382
>                 URL: https://issues.apache.org/jira/browse/HADOOP-17382
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Chen Liang
>            Priority: Major
>              Labels: azure
>
> Currently AbfsInputStream#seek has below check:
> {code}
> public synchronized void seek(long n) throws IOException {
> ...
> if (n > contentLength) {
>  throw new EOFException(FSExceptionMessages.CANNOT_SEEK_PAST_EOF);
> }
> ...
> }
> {code}
> So if a the seek is called with a position past the end of the stream, a 
> EOFException gets thrown. However, it appears to me this behavior is 
> different from some other inputstream impls, such as \{{S3AInputStream}} and 
> \{{LocalFSFileInputStream}}, where seek passing the end is allowed, only that 
> a later read call will return -1 indicating EOF. I think it would be better 
> to have AbfsInputStream do the same thing.



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