50 	}

    50 	}

    51 

    51 

    52 	void writeCollectionStart(CollectionType type) override {

    52 	void writeCollectionStart(CollectionType type) override {

    53 		if (type == CollectionType::Sequence) handlers.writeStartElement("sequence");

    53 		if (type == CollectionType::Sequence) handlers.writeStartElement("sequence");

    54 		else if (type == CollectionType::Set) handlers.writeStartElement("set");

    54 		else if (type == CollectionType::Set) handlers.writeStartElement("set");

    55 		else handlers.writeStartElement("unknown-collection"); // TODO: exception?

    56 		else handlers.writeStartElement("unknown-collection"); // TODO: exception?

    56 	}

    57 	}

    57 

    58 

    58 	void writeCollectionEnd() override {

    59 	void writeCollectionEnd() override {

    59 		handlers.writeEndElement();

    60 		handlers.writeEndElement();