Re: [Boost-users] Problems with char* serialization

From: Ariel Brunetto (abrunetto_at_[hidden])
Date: 2008-04-08 22:50:56

Sorry, but I dont understand. The documentation says that I can serialize a
pointer to a Serializable type such as a primitive type.
Is this true?

Ariel

On Tue, Apr 8, 2008 at 7:28 PM, Robert Ramey <ramey_at_[hidden]> wrote:

>  binary_object will do it - but you have to create the array by hand.
>
> look at using a reference to an array in stead of a pointer.
>
> Robert Ramey
>
>
> "Ariel Brunetto" <abrunetto_at_[hidden]> wrote in message
> news:c1bd22250804081247i4c34489fh5f69a0d0c8595b73_at_mail.gmail.com...
>   My pointer to a char is actually an array. Is it possible to serialize
> it in this way?
>
> Ariel
>
> On Tue, Apr 8, 2008 at 4:54 PM, Robert Ramey <ramey_at_[hidden]> wrote:
>
> >  serializing a pointer to a char is will only serialize one char.
> >
> > try serializating either an array of characters or an std::string
> >
> > Robert Ramey
> >
> >
> > "Ariel Brunetto" <abrunetto_at_[hidden]> wrote in message
> > news:c1bd22250804081016m1bf9c734s143a08b9a166a2bb_at_mail.gmail.com...
> >   Hello!
> >
> > My name is Ariel and this is my first time with boost. I spent a few
> > days looking arround the serialization library, and right now I have a
> > project with my first serialized classes.
> > I spent some time reading the documentation and the tutorial. I am
> > having problems serializing pointers. I am trying to serialize a const char*
> > and it seems that doesn't work in the trivial way.
> >
> > This is my code:
> >
> >
> > //-----------------------------------------------------------------------------
> > // myserializeclass.h
> >
> > //-----------------------------------------------------------------------------
> > #include <fstream>
> > #include <boost/archive/binary_iarchive.hpp>
> > #include <boost/archive/binary_oarchive.hpp>
> > #include <boost/serialization/base_object.hpp>
> >
> > //-----------------------------------------------------------------------------
> > class MySerializeClass
> > {
> > private:
> >  friend class boost::serialization::access;
> >  template<class Archive>
> >  void serialize(Archive & ar, const unsigned int uiVersion)
> >  {
> >   ar & m_pChar;
> >  }
> > // members to serialize
> > public:
> >  char* m_pChar;
> > };
> >
> > //-----------------------------------------------------------------------------
> > BOOST_CLASS_TRACKING(MySerializeAbstractBase,
> > ::boost::serialization::track_never)
> >
> > //-----------------------------------------------------------------------------
> >
> >
> > //-----------------------------------------------------------------------------
> > // myserializeclass.cpp
> >
> > //-----------------------------------------------------------------------------
> > int main()
> > {
> >  MySerializeClass MySerializeClassObject;
> >
> >  std::ofstream ofs(akFilename);
> >  boost::archive::binary_oarchive oa(ofs);
> >
> >  oa << MySerializeClassObject;
> >  return 0;
> > }
> >
> > //-----------------------------------------------------------------------------
> >
> > It doesn't compile. I get the following error:
> >
> > 1>c:\program files\microsoft visual studio
> > 8\vc\platformsdk\include\boost\serialization\access.hpp(109) : error C2228:
> > left of '.serialize' must have class/struct/union
> >
> > I know that this is my mistake, but I don't know how to fix it ;). I
> > know that there is a lot of consideration about pointer serialization. Could
> > you point me in the right direction?
> >
> > Thanks in advance!
> > Ariel
> >
> > ------------------------------
> >
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> > Boost-users_at_[hidden]
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> >
> >
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> >
>
>
>
> --
> ________________
> Ariel Brunetto
> www.aquadize.com
>
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>
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-- 
________________
Ariel Brunetto
www.aquadize.com