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+// file : examples/cxx/tree/streaming/serializer.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : not copyrighted - public domain
+
+#ifndef SERIALIZER_HXX
+#define SERIALIZER_HXX
+
+#include <string>
+#include <iosfwd>
+#include <memory> // std::auto_ptr
+
+#include <xercesc/dom/DOMElement.hpp>
+
+#include <xsd/cxx/xml/dom/auto-ptr.hxx>
+
+class serializer_impl;
+
+class serializer
+{
+public:
+ ~serializer ();
+ serializer ();
+
+ // Start the serialization process.
+ //
+ void
+ start (std::ostream& is, const std::string& encoding = "UTF-8");
+
+ // Serialize next object model fragment into an element with the specified
+ // name.
+ //
+ template <typename T>
+ void
+ next (const std::string& name, const T& x);
+
+ // Serialize next object model fragment into an element with the specified
+ // namespace and qualified name.
+ //
+ template <typename T>
+ void
+ next (const std::string& ns, const std::string& name, const T& x);
+
+private:
+ serializer (const serializer&);
+
+ serializer&
+ operator= (const serializer&);
+
+private:
+ xercesc::DOMElement*
+ create (const std::string& name);
+
+ xercesc::DOMElement*
+ create (const std::string& ns, const std::string& name);
+
+ void
+ serialize (xercesc::DOMElement&);
+
+private:
+ std::auto_ptr<serializer_impl> impl_;
+};
+
+template <typename T>
+inline void serializer::
+next (const std::string& name, const T& x)
+{
+ xsd::cxx::xml::dom::auto_ptr<xercesc::DOMElement> e (create (name));
+ *e << x;
+ serialize (*e);
+}
+
+template <typename T>
+inline void serializer::
+next (const std::string& ns, const std::string& name, const T& x)
+{
+ xsd::cxx::xml::dom::auto_ptr<xercesc::DOMElement> e (create (ns, name));
+ *e << x;
+ serialize (*e);
+}
+
+#endif // SERIALIZER_HXX