On Sun, 18 May 2008 22:11:33 -0700, sapsi wrote:
> I am using HadoopStreaming using a BinaryInputStream. What this
> basically does is send a stream of bytes ( the java type is : private
> byte[] bytes) to my python program.
>
> I have done a test like this,
> while 1:
> x=sys.stdin.read(100)
> if x:
> print x
> else:
> break
>
> Now, the incoming data is binary(though mine is actually merely ascii
> text) but the output is not what is expected. I expect for e.g
>
> all/86000/114.310.151.209.60370-121.110.5.176.113\n62485.9718
> 118.010.241.12 60370 128.210.5.176
>
> However i get a 1 before all and a 4 just after \n and before the 6.
>
> My question is : how do i read binary data(Java's byte stream) from
> stdin?
> Or is this actually what i'm getting?
If there's extra data in `x` then it was sent to stdin. Maybe there's
some extra information like string length, Java type information, or
checksums encoded in that data!?
Ciao,
Marc 'BlackJack' Rintsch
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