Re: Automatic serialization --- is it possible?

"Nevin :-] Liber" <>
Mon, 5 Nov 2007 17:30:53 CST
In article <>,
 Carlos Moreno <> wrote:

To simplify the task, I'm happy with a "constrained"
version of the problem --- I could have a class, say a
template class Serializable_member, such that only
the data members of that class would need to be


class Example : public Base
     // .... customize my functionality.

     int x;
     Serializable_data<int> y;
     Serializable_data<string> z;

And that's it --- without having to do *anything* more,
on destruction, those two data members (y and z) should
be saved on a filename that is associated with the object
that owned them.

I don't see how, given the constraints. You need something that
associates y and z with a particular instantiation of Example.

Now, if you relaxed the constraint and have the Serializable_data
constructor take a pointer or reference to the instantiation of Example
or Base, as in:

class Base
   template<typename T>
   struct Serializable_data
      Serializable_data(Base*) { /* ... */ }
   /* ... */
/* ... */

the rest should be doable. Not easy, mind you, but possible.

 Nevin ":-)" Liber <> 773 961-1620

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