Re: [Boost-users] [Serialization] Serializing a vector of pointers

Subject: Re: [Boost-users] [Serialization] Serializing a vector of pointers
From: Robert Ramey (ramey_at_[hidden])
Date: 2010-07-02 11:48:20

Dante Stroe wrote:
> Hello,
>
> I am trying to serialize a vector of pointers (Below you have a piece
> of dummy code that reproduces the error) but I get compilation errors.
> As I understood from the tutorial this should pretty much work out of the
> box. Am I missing something? I am using gcc 4.1 and the 1.43 version
> of the boost library.
>
> Thanks a lot,
> Dante
>
> Test program:
>
> #include<cstddef>
> #include<iomanip>
> #include<iostream>
> #include<fstream>
> #include<vector>
> #include<boost/archive/tmpdir.hpp>
> #include<boost/archive/text_iarchive.hpp>
> #include<boost/archive/text_oarchive.hpp>
> #include<boost/serialization/vector.hpp>
> #include<boost/serialization/utility.hpp>
>
> class test
> {
>      friend class boost::serialization::access;
>      std::vector<double*>  r;        // = std::vector<double*>(n);
>      template<class Archive>
>      void serialize(Archive&  ar, const unsigned int
> /*file_version*/){ ar&  r;
>      }
> public:
>      test(){};
> };
>

I'm guessing that there is a problem serializing a pointer to a double which 
is a primitive.

This is inhibited as it tends to have undesired side effects.  You might
try a strong type or serialization of a class which contains nothing but a 
double.

Robert Ramey