Not sure about your final intention, but a new FileSystem impl wrapping/composing the underlying file system should work. No?
On Aug 16, 2013, at 11:08 AM, Jay Vyas wrote:
> Hi mapred:
> I'd like to proxy calls made to the FileSystem's created during mapreduce
> However, since the common way jobs work is to use the FileSystem.get(..),
> it doesnt seem like an InvocationHandler will be a solution (because it
> requires use of the Proxy.newInstance operation).
> Any good way to reroute all calls to a FileSystem so that they go through a
> particular dynamic proxy ? Maybe a pure AOP solution would be better, but
> havent been able to figure one out yet.
> This is relevant to debugging the way different FileSystem implementations
> behave beneath mapred ,.
> Jay Vyas
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