XmlSerializer* implementation_;

std::string xml_filename;

XmlSerializer(IfcParse::IfcFile* file, const std::string& xml_filename);

virtual ~XmlSerializer() {}

bool ready() { return true; }

void writeHeader() {}

void finalize() { implementation_->finalize(); }

void setFile(IfcParse::IfcFile*) { throw IfcParse::IfcException("Should be supplied on construction"); }

typedef boost::function2<XmlSerializer*, IfcParse::IfcFile*, std::string> fn;

class Factory : public std::map<std::string, fn> {

public:

Factory();

void bind(const std::string& schema_name, fn);

XmlSerializer* construct(const std::string& schema_name, IfcParse::IfcFile*, std::string);

};

static Factory& implementations();