Re: [boost] [thread] countdown_latch

Subject: Re: [boost] [thread] countdown_latch
From: Gaetano Mendola (mendola_at_[hidden])
Date: 2013-05-27 05:21:26

On 05/26/2013 11:53 PM, Vicente J. Botet Escriba wrote:
> Le 26/05/13 22:45, Gaetano Mendola a écrit :
>> On 26/05/2013 22.01, Vicente J. Botet Escriba wrote:
>>> Would the base Latch class be public? if not, this is an implementation
>>> detail and is equivalent to having two classes but sharing a common
>>> implementation.
>>
>> Well, not equivalent because with let say a boolean as parameter you
>> need to check at runtime what to do (reset the counter or not) this way with a policy the choose is made a compile time, also implementing it
>> with a boolean will force you to store anyway the original counter
>> value, NoResetPolicy to the other side will be an empty class.
> I said "equivalent to having two classes".

And it's even a vantage due the fact they share the implementation.

Regards
Gaetano Mendola