8000330: (fc) FileChannel.truncate issues when given size > file size

[Chris Hegarty]

On 11/03/2012 10:09 PM, Jeff Hain wrote:
>>The webrev with the proposed changes is here:
>>
>>http://cr.openjdk.java.net/~alanb/8000330+8002180/webrev/
>
> position0(fd, p) is called even if position didn't change
> (was already the case before).

Agreed.

I think it is deliberate on your part, but if there is a concern about 
maintaining existing behavior, you could move the size check after the 
writable check.

Otherwise looks fine.

-Chris.

>
> Also the exception message could be "Negative size"
> for homogeneity with map method.
>
> -Jeff
>