#ifndef NODE_H
#define NODE_H

#include "Util.h"
#include <vector>

namespace xml
{

enum NodeType
{
	nodeUnknown,
	nodeElement,
	nodeComment,
	nodeText
};

class Node
{
  protected:
	NodeType nodeType;
	std::string nodeName;
	std::vector<Node*> childNodes;

  public:
	explicit Node(NodeType nodeType);
	virtual ~Node();
	virtual std::istream& load(std::istream& in) = 0;
	virtual std::ostream& print(std::ostream& out, int depth = 0) const = 0;

  private:
	DECLARE_COPY_METHODS(Node)
};

inline std::istream& operator>>(std::istream& in, Node& node) { return node.load(in); }
inline std::ostream& operator<<(std::ostream& out, const Node& node) { return node.print(out); }

} // namespace xml

#endif // NODE_H