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//
//
//
// 
// ------------------------------------------------------------
//      GEANT 4 class header file 
// ------------------------------------------------------------
// Sep. 1996  : M.Maire 
// Jan. 2001  : H.Kurashige
//              - G4ValVector is replaced with G4DataVector 
//              - Migrated to std::vector<G4DataVector*>.
// Sep. 2001  : H.Kurashige
//              - Add
//                 G4bool Store(const G4String&, G4bool)
//                 G4bool Retrieve(const G4String&, G4bool);
//                 ostream& operator<<(ostream&, G4OrderedTable&)
//
// Class Description:
//
//	Utility class, defining an ordered collection of vectors
//      of <G4double>.

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

#ifndef G4OrderedTable_h
#define G4OrderedTable_h 1

#include "globals.hh"
#include <vector>
class G4DataVector;

class G4OrderedTable : public std::vector<G4DataVector*> 
{

 public: // with description

  G4OrderedTable();
    // Deafult constructor.

  explicit G4OrderedTable(size_t cap);
    // Constructor given a 'capacity' defining the initial
    // number of elements (NULL pointers are filled up)

  virtual ~G4OrderedTable();
    // Empty Destructor

  inline void clearAndDestroy();
    // Removes all elements and deletes all non-NULL pointers

  G4bool Store(const G4String& filename, G4bool ascii=false);
    // Stores OrderedTable in a file (returns false in case of failure).
  
  G4bool Retrieve(const G4String& filename, G4bool ascii=false);
    // Retrieves OrderedTable from a file (returns false in case of failure).

  friend std::ostream& operator<<(std::ostream& out, G4OrderedTable& table);

};

typedef G4OrderedTable::iterator G4OrderedTableIterator;

#include "G4DataVector.hh"

inline 
void G4OrderedTable::clearAndDestroy() 
{
  G4DataVector* a = 0;
  while (size()>0)
  {
    a = back();
    pop_back();
    for (iterator i=begin(); i!=end(); i++)
    {
      if (*i==a)
      {
	erase(i);
	i--;
      }
    } 
    if ( a ) { delete a; }
  } 
}

#endif
