COMPASSi/trunk/code/inc/DataManager/XmlSerialization/xsd/cxx/tree/stream-insertion-map.hxx

153 lines
3.7 KiB
C++

// file : xsd/cxx/tree/stream-insertion-map.hxx
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifndef XSD_CXX_TREE_STREAM_INSERTION_MAP_HXX
#define XSD_CXX_TREE_STREAM_INSERTION_MAP_HXX
#include <map>
#include <string>
#include <cstddef> // std::size_t
#include <typeinfo>
#include <xsd/cxx/tree/elements.hxx>
#include <xsd/cxx/tree/ostream.hxx>
#include <xsd/cxx/xml/qualified-name.hxx>
namespace xsd
{
namespace cxx
{
namespace tree
{
template <typename S, typename C>
struct stream_insertion_map
{
typedef std::type_info type_id;
typedef xml::qualified_name<C> qualified_name;
typedef void (*inserter) (ostream<S>&, const type&);
stream_insertion_map ();
void
register_type (const type_id&,
const qualified_name& name,
inserter,
bool replace = true);
void
unregister_type (const type_id&);
void
insert (ostream<S>&, const type&);
public:
struct type_info
{
type_info (const qualified_name& name,
typename stream_insertion_map::inserter inserter)
: name_ (name), inserter_ (inserter)
{
}
const qualified_name&
name () const
{
return name_;
}
typename stream_insertion_map::inserter
inserter () const
{
return inserter_;
}
// For std::map.
//
type_info ()
: name_ (std::basic_string<C> (), std::basic_string<C> ()),
inserter_ (0)
{
}
private:
qualified_name name_;
typename stream_insertion_map::inserter inserter_;
};
public:
const type_info*
find (const type_id&) const;
private:
struct type_id_comparator
{
bool
operator() (const type_id* x, const type_id* y) const
{
// XL C++ on AIX has buggy type_info::before() in that
// it returns true for two different type_info objects
// that happened to be for the same type.
//
#if defined(__xlC__) && defined(_AIX)
return *x != *y && x->before (*y);
#else
return x->before (*y);
#endif
}
};
typedef
std::map<const type_id*, type_info, type_id_comparator>
type_map;
type_map type_map_;
};
//
//
template<unsigned long id, typename S, typename C>
struct stream_insertion_plate
{
static stream_insertion_map<S, C>* map;
static std::size_t count;
stream_insertion_plate ();
~stream_insertion_plate ();
};
template<unsigned long id, typename S, typename C>
stream_insertion_map<S, C>* stream_insertion_plate<id, S, C>::map = 0;
template<unsigned long id, typename S, typename C>
std::size_t stream_insertion_plate<id, S, C>::count = 0;
//
//
template<unsigned long id, typename S, typename C>
inline stream_insertion_map<S, C>&
stream_insertion_map_instance ()
{
return *stream_insertion_plate<id, S, C>::map;
}
//
//
template<typename S, typename T>
void
inserter_impl (ostream<S>&, const type&);
template<unsigned long id, typename S, typename C, typename T>
struct stream_insertion_initializer
{
stream_insertion_initializer (const C* name, const C* ns);
~stream_insertion_initializer ();
};
}
}
}
#include <xsd/cxx/tree/stream-insertion-map.txx>
#endif // XSD_CXX_TREE_STREAM_INSERTION_MAP_HXX