/* -*- 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_COLLECTOR_H__
#define __DATA_COLLECTOR_H__

#include <list>
#include <string>

#include "ns3/object.h"

namespace ns3 {

/**
 * \ingroup stats
 *
 */
class DataCalculator;

//------------------------------------------------------------
//--------------------------------------------
typedef std::list<Ptr<DataCalculator> > DataCalculatorList;
typedef std::list<std::pair<std::string, std::string> > MetadataList;

/**
 * \ingroup stats
 *
 */
class DataCollector : public Object {
public:
  DataCollector();
  virtual ~DataCollector();

  void DescribeRun(std::string experiment,
                   std::string strategy,
                   std::string input,
                   std::string runID,
                   std::string description = "");

  std::string GetExperimentLabel() const { return m_experimentLabel; }
  std::string GetStrategyLabel() const { return m_strategyLabel; }
  std::string GetInputLabel() const { return m_inputLabel; }
  std::string GetRunLabel() const { return m_runLabel; }
  std::string GetDescription() const { return m_description; }

  void AddMetadata(std::string key, std::string value);
  void AddMetadata(std::string key, double value);
  void AddMetadata(std::string key, uint32_t value);
  MetadataList::iterator MetadataBegin();
  MetadataList::iterator MetadataEnd();

  void AddDataCalculator(Ptr<DataCalculator> datac);
  DataCalculatorList::iterator DataCalculatorBegin();
  DataCalculatorList::iterator DataCalculatorEnd();

protected:
  virtual void DoDispose();

private:
  std::string m_experimentLabel;
  std::string m_strategyLabel;
  std::string m_inputLabel;
  std::string m_runLabel;
  std::string m_description;

  MetadataList m_metadata;
  DataCalculatorList m_calcList;

  // end class DataCollector
};

// end namespace ns3
};

#endif // __DATA_COLLECTOR_H__