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HDFS, mail # dev - Backwards compatibility of FileSystem interface.


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Re: Backwards compatibility of FileSystem interface.
Steve Loughran 2013-05-31, 10:09
Jay, this is is more a common-dev question, as it goes beyond hdfs

On 31 May 2013 02:07, Jay Vyas <[EMAIL PROTECTED]> wrote:

> Hi :
>
> Are FileSystem interfaces gauranteed to retain semantics of the old
> FileSystem contract?
>

retain the explicit semantics, yes. Implementations may change some
implementation details which may becomes visible
>
> Im noticing that the new FileSystem uses the "CreateFlag" class, which
> older ones did not, and I'm wondering wether the deprecation of some
> FileSystem methods (i.e. createNonRecursive) will eventually be entirely
> phased out.
>
> This is in reference to some issues with HBASE and the createNonRecursive
> implementation which varies across different hadoop versions.
>
>
can you point to the JIRAs? I presume they are append related?
> --
> Jay Vyas
> http://jayunit100.blogspot.com
>