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From Jake Mannix <jake.man...@gmail.com>
Subject Re: NullWritable causes IllegalAccessException
Date Tue, 06 Dec 2011 20:31:18 GMT
We could special-case NullWritable, and if that class is put into the conf,
instantiate it separately.  Seems like a common case if a user wants to
ignore something.

  -jake

On Mon, Dec 5, 2011 at 4:29 PM, Avery Ching <aching@apache.org> wrote:

> Actually, isn't that because the default constructor is private?  You
> probably need to write your own or subclass NullWritable with a public
> default constructor.
>
> Avery
>
>
> On 12/5/11 3:59 PM, Inci Cetindil wrote:
>
>> I was trying to use NullWritable as the type of my edge values. But it
>> causes an IllegalAccessException when BspUtils.createEdgeValue() method
>> tries to instantiate it; since NullWritable is Singleton with a private
>> constructor. Is there a way to use NullWritable, or do I need to use
>> another Writable?
>>
>> Thanks,
>> Inci
>>
>
>

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