Re: [boost] xml library

From: E. Gladyshev (egladysh_at_[hidden])
Date: 2003-08-17 20:45:04

I'd be interested in such library.
I think that boos::xml library should be using boost::spirit
for parsing XML streams.

Eugene

--- Wojtek Surowka <wojtek_surowka_at_[hidden]> wrote:
> I think that what is still missing in Boost is a library for reading and
> writing XML files. I have such a library, though in rather preliminary
> state (encodings support is missing, and also not all of XML constructs are
> supported). Anyway, I have used it in some projects for e.g. reading and
> writing configuration files. For reading, it uses an iterator, a little bit
> similar to istream_iterator. For writing, it uses interface similar to
> standard streams. Here you have a code presenting the interface of the
> library:
> 
> void traverse(
>     const xml::read_iterator& begin,
>     const xml::read_iterator& end,
>     const std::string& spaces)
> {
>     for (xml::read_iterator it = begin; it != end; ++it)
>     {
>         if (it->type() == xml::element)
>         {
>             std::cout << spaces << it->str() << "\n";
>             traverse(it->begin(),it->end(),spaces+" ");
>         }
>     }
> } 
> 
> int main()
> {
>     // test read_iterator, the output is: 
>     // root
>     //  a
>     std::istringstream iss("<root><a atr='value'> b </a></root>");
>     traverse(xml::read_iterator(iss),xml::read_iterator(),"");
> 
>     // test ostream, the output is: 
>     // <a>
>     //  <b ee='f'/>
>     // </a>
>     xml::ostream xos(std::cout);
>     xos << xml::tag("a") << xml::down <<
>         xml::tag("b") << xml::attr("ee","f") <<
>         xml::up;
> } 
> 
> If there will be an interest, I can submit the library code and extend it. 
> Regards,
> Wojtek Surówka 
> 
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