///////////////////////////////////////////////////////////////////////////////
//  2002.12.25 P.Murat: STNTUPLE singleton for beam management in AC++
//  
///////////////////////////////////////////////////////////////////////////////
#ifndef StntupleBeamManager_hh
#define StntupleBeamManager_hh

#include "TNamed.h"

class CotBeam;
class SvxBeam;

class StntupleBeamManager: public TNamed {
//-----------------------------------------------------------------------------
//  data members
//-----------------------------------------------------------------------------
protected:
  static StntupleBeamManager*  fgInstance;

  CotBeam*              fCotBeam;
  SvxBeam*              fSvxBeam;

  Int_t                 fLastRun;
  Int_t                 fHistoryCode;

  class  Cleaner {
  public: 
    Cleaner ();
    ~Cleaner();
  };
  friend class Cleaner;
//-----------------------------------------------------------------------------
//  functions
//-----------------------------------------------------------------------------
public:

  StntupleBeamManager(const char* Name = "BeamManager");
  virtual ~StntupleBeamManager();

  static StntupleBeamManager*  Instance();
//-----------------------------------------------------------------------------
// accessors
//-----------------------------------------------------------------------------
  Int_t     LastRun    () { return fLastRun;     }
  Int_t     HistoryCode() { return fHistoryCode; }
  CotBeam*  GetCotBeam () { return fCotBeam;     }
  SvxBeam*  GetSvxBeam () { return fSvxBeam;     }
//-----------------------------------------------------------------------------
// setters
//-----------------------------------------------------------------------------
  void    SetHistoryCode(Int_t Code) { fHistoryCode = Code; }
//-----------------------------------------------------------------------------
// other methods
//-----------------------------------------------------------------------------
  Int_t   BeginRun(Int_t RunNumber,Int_t McFlag);
//-----------------------------------------------------------------------------
// overloaded methods of TObject
//-----------------------------------------------------------------------------
  virtual  void   Clear(const char* Opt = "");
  virtual  void   Print(const char* Opt = "") const;  // *MENU*

  ClassDef(StntupleBeamManager,0)
};

#endif