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//
//
// $Id$
//
// Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
//
// History:
// -----------
// 31 Jul 2001   MGP        Created as G4VDataSet
// 31 Jul 2008   MGP        Revised and renamed to G4IDataSet
//
// -------------------------------------------------------------------

// Class description:
// Data set abstract interface
// Applies a Composite design pattern for data library management

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

#ifndef  G4IDATASET_HH
#define  G4IDATASET_HH 1

#include "globals.hh"
#include "G4DataVector.hh"

class G4IDataSet 
{ 
public:
  G4IDataSet() { }
  virtual ~G4IDataSet() { }
  
  virtual G4double FindValue(G4double x, G4int componentId = 0) const = 0;
 
  virtual void PrintData(void) const = 0;
  
  virtual const G4IDataSet* GetComponent(G4int componentId) const = 0;
  virtual void AddComponent(G4IDataSet* dataSet) = 0;
  virtual size_t NumberOfComponents(void) const = 0;
 
  virtual const G4DataVector& GetEnergies(G4int componentId) const = 0;
  virtual const G4DataVector& GetData(G4int componentId) const = 0;
  virtual void SetEnergiesData(G4DataVector* x, G4DataVector* data, G4int component=0) = 0;
 
  virtual G4bool LoadData(const G4String& fileName) = 0;
  virtual G4bool SaveData(const G4String& fileName) const = 0;

  virtual G4double RandomSelect(G4int componentId = 0) const = 0;
   
private:
  // Hide copy constructor and assignment operator 
  G4IDataSet(const G4IDataSet& copy);
  G4IDataSet& operator=(const G4IDataSet& right);
};
#endif /* G4IDATASET_HH */
