/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2008 Drexel University

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation;

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 * Author: Joe Kopena (tjkopena@cs.drexel.edu)

 */

#ifndef __DATA_OUTPUT_INTERFACE_H__

#define __DATA_OUTPUT_INTERFACE_H__

#include "ns3/object.h"

#include "ns3/nstime.h"

namespace ns3 {

  class DataCollector;

  //------------------------------------------------------------

  //--------------------------------------------

  class DataOutputInterface : public Object {

  public:

    DataOutputInterface();

    virtual ~DataOutputInterface();

    virtual void Output(DataCollector &dc) = 0;

  protected:

    virtual void DoDispose();

    // end class DataOutputInterface

  };

  class DataOutputCallback {

  public:

    virtual ~DataOutputCallback() {}

    virtual void OutputSingleton(std::string key,

                                 std::string variable,

                                 int val) = 0;

    virtual void OutputSingleton(std::string key,

                                 std::string variable,

                                 uint32_t val) = 0;

    virtual void OutputSingleton(std::string key,

                                 std::string variable,

                                 double val) = 0;

    virtual void OutputSingleton(std::string key,

                                 std::string variable,

                                 std::string val) = 0;

    virtual void OutputSingleton(std::string key,

                                 std::string variable,

                                 Time val) = 0;

    // end class DataOutputCallback

  };

  // end namespace ns3

};

#endif // __DATA_OUTPUT_INTERFACE_H__