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AlephROOTExManager.h

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//
//  Class AlephROOTExManager
//
//  The specific execution manager in case we use ROOT files
//  It inherits from AlephExManager
//  It is a singleton.
//
//  Author : C. Delaere  ,  15.08.2002
//

#ifndef ALEPHROOTEXMANAGER_H
#define ALEPHROOTEXMANAGER_H

// the includes
#include "bos.h"
#include "AlephExManager.h"
#include "AlephDbManager.h"


class AlephROOTExManager : public AlephExManager 
{
public:

// declare the AlephExManager base class also as friend.
// Then the constructor can stay protected which avoids multiple
// creation from a client 
  friend class AlephExManager;
  virtual AlephRC initialize(); 
  virtual AlephRC run();
  virtual AlephRC terminate(); 
protected:

// constructor and destructor
  AlephROOTExManager();
  virtual ~AlephROOTExManager();
// some execution routines
  // if in batch mode
  // loop over databases, runs and events, actually calls next two routines
  virtual AlephRC loopAll();   
  // reading loop
  virtual AlephRC loopAllRead();
  // writing loop
  virtual AlephRC loopAllWrite();
  // if in interactive mode
  // loop over databases, runs and events, actually calls next two routines
  virtual AlephRC loopInter();   
  // reading loop
  virtual AlephRC loopInterRead();
  // writing loop
  virtual AlephRC loopInterWrite();
};

#endif

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