Re: [Boost-users] Boost.Serialization and size of archive

From: Robert Ramey (ramey_at_[hidden])
Date: 2008-06-20 12:20:08

you could way make a streambuffer which doesn't do anything other than count 
characters
and make an archive based on that.

robert Ramey

Ioannis Papadopoulos wrote:
> Hi,
>
> Is there any means of obtaining how big my archive will be before
> actually serializing? Something like a special boost::archive that
> will count the size of what I'm serializing. I'm mainly concerned on
> allocating exactly the space I'll be needing for binary_oarchives.
>
> I guess I should follow the SA concept (since I'm trying to find the
> size before saving) but how can I know any extra overhead?
>
> Thanks