#ifndef POINT_TO_POINT_HELPER_H

#define POINT_TO_POINT_HELPER_H

#include "ns3/object-factory.h"

#include "ns3/net-device-container.h"

#include "ns3/node-container.h"

#include <string>

namespace ns3 {

class PointToPointHelper

{

public:

  // by default, create queues of type DropTailQueue.

  PointToPointHelper ();

  void SetQueue (std::string type,

		 std::string n1 = "", PValue v1 = PValue (),

		 std::string n2 = "", PValue v2 = PValue (),

		 std::string n3 = "", PValue v3 = PValue (),

		 std::string n4 = "", PValue v4 = PValue ());

  /**

   * Set these parameters on each PointToPointNetDevice created

   * by this helper.

   */

  void SetDeviceParameters (std::string n1, PValue v1,

			    std::string n2 = "", PValue v2 = PValue (),

			    std::string n3 = "", PValue v3 = PValue (),

			    std::string n4 = "", PValue v4 = PValue ());

  NetDeviceContainer Build (NodeContainer c);

  NetDeviceContainer Build (Ptr<Node> a, Ptr<Node> b);

private:

  ObjectFactory m_queueFactory;

};

} // namespace ns3

#endif /* POINT_TO_POINT_HELPER_H */