> On Dec 14, 2016, at 10:11 AM, Xuelei Fan <xuelei....@oracle.com> wrote:
> 
> On 12/13/2016 5:45 PM, Wang Weijun wrote:
>> A major behavior change is that <<ALL FILES>> now implies an invalid 
>> permission, I hope this is good to minimize incompatibility.
> Looks like two sides of the same coin.  If there is an invalid <<ALL FILES>> 
> (not existing in practice, I think),

Not existing in theory either. As the change says, invalid happens when the 
conversion of string to NIO Path fails. For <<ALL FILES>>, there will be no 
such conversion.

> it now implies all;  if no change on this point, <<ALL FILES>> does not imply 
> invalid one.  The existing behavior looks more safe to me.  What's you 
> concern to make this behavior change?

Just safer. Sometimes an app can recover from a FileNotExistException but not a 
SecurityException.

Thanks
Max

> 
> Otherwise, looks fine to me.
> 
> Xuelei

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