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#ifndef G4VDigiCollection_h
#define G4VDigiCollection_h 1

class G4VDigi;
#include "globals.hh"

// class description:
//
//  This is the base class of digi collection. The user is advised to
// use G4TDigiCollection template class in case his/her collection is
// transient. While, in case the collection is persistent with ODBMS,
// the concrete collection class can be directly derived from this
// class.
//  Geant4 kernel will use this class methods.

class G4VDigiCollection 
{
  public:
      G4VDigiCollection();
      G4VDigiCollection(G4String DMnam,G4String colNam);
      virtual ~G4VDigiCollection();
      G4bool operator==(const G4VDigiCollection &right) const;

      virtual void DrawAllDigi();
      virtual void PrintAllDigi();

  protected:

      // Collection name
      G4String collectionName;
      G4String DMname;

  public:
      inline const G4String& GetName() const
      { return collectionName; }
      inline const G4String& GetDMname() const
      { return DMname; }

  public:
      // GetDigi and GetSize are given a default implementation here so
      // that the template G4TDigiCollection can be used, but they
      // are re-implemented in G4TDigiCollection.
      virtual G4VDigi* GetDigi(size_t) const { return 0; }
      virtual size_t GetSize() const { return 0; }

};

#endif

