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From Mark <static.void....@gmail.com>
Subject Re: Writable questions
Date Tue, 31 Aug 2010 18:04:16 GMT
  On 8/31/10 10:04 AM, Steve Hoffman wrote:
> That is the default 'toString()' output of any Java object.  If you
> want your custom Writable to print something different you have to
> override the toString() method.
>
> Steve
>
> On Tue, Aug 31, 2010 at 11:58 AM, Mark<static.void.dev@gmail.com>  wrote:
>>   I have a question regarding outputting Writable objects. I thought all
>> Writables know how to serialize themselves to output.
>>
>> For example I have an ArrayWritable of strings (or Texts) but when I output
>> it to a file it shows up as 'org.apache.hadoop.io.ArrayWritable@21f7186f'
>>
>> Am I missing something? I would have expected it to output "String1 String2
>> String3" etc. If I am going about this the wrong way can someone explain the
>> proper way for my reduce phase to output a key and a list of values. Thanks
>>
>>
It's not my own Writable but an instance of ArrayWritable.

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