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+// file : xsd/cxx/tree/stream-extraction-map.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
+// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#ifndef XSD_CXX_TREE_STREAM_EXTRACTION_MAP_HXX
+#define XSD_CXX_TREE_STREAM_EXTRACTION_MAP_HXX
+
+#include <map>
+#include <memory> // std::auto_ptr
+#include <cstddef> // std::size_t
+
+#include <xsd/cxx/tree/elements.hxx>
+#include <xsd/cxx/tree/istream.hxx>
+#include <xsd/cxx/xml/qualified-name.hxx>
+
+namespace xsd
+{
+ namespace cxx
+ {
+ namespace tree
+ {
+ template <typename S, typename C>
+ struct stream_extraction_map
+ {
+ typedef xml::qualified_name<C> qualified_name;
+ typedef std::auto_ptr<type> (*extractor) (
+ istream<S>&, flags, container*);
+
+ public:
+ stream_extraction_map ();
+
+ void
+ register_type (const qualified_name& name,
+ extractor,
+ bool override = true);
+
+ std::auto_ptr<type>
+ extract (istream<S>&, flags, container*);
+
+ public:
+ extractor
+ find (const qualified_name& name) const;
+
+ private:
+ typedef std::map<qualified_name, extractor> type_map;
+
+ type_map type_map_;
+ };
+
+ //
+ //
+ template<unsigned long id, typename S, typename C>
+ struct stream_extraction_plate
+ {
+ static stream_extraction_map<S, C>* map;
+ static std::size_t count;
+
+ stream_extraction_plate ();
+ ~stream_extraction_plate ();
+ };
+
+ template<unsigned long id, typename S, typename C>
+ stream_extraction_map<S, C>* stream_extraction_plate<id, S, C>::map = 0;
+
+ template<unsigned long id, typename S, typename C>
+ std::size_t stream_extraction_plate<id, S, C>::count = 0;
+
+
+ //
+ //
+ template<unsigned long id, typename S, typename C>
+ inline stream_extraction_map<S, C>&
+ stream_extraction_map_instance ()
+ {
+ return *stream_extraction_plate<id, S, C>::map;
+ }
+
+ //
+ //
+ template<typename S, typename T>
+ std::auto_ptr<type>
+ extractor_impl (istream<S>&, flags, container*);
+
+
+ template<unsigned long id, typename S, typename C, typename T>
+ struct stream_extraction_initializer
+ {
+ stream_extraction_initializer (const C* name, const C* ns);
+ };
+ }
+ }
+}
+
+#include <xsd/cxx/tree/stream-extraction-map.txx>
+
+#endif // XSD_CXX_TREE_STREAM_EXTRACTION_MAP_HXX