Gabriele Cosmo
84 lines
3.2 KiB
C++
84 lines
3.2 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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//
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// $Id: G4VPersistencyManager.hh,v 1.4 2001/07/11 10:08:32 gunter Exp $
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// GEANT4 tag $Name: geant4-05-00 $
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//
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#ifndef G4VPersistencyManager_h
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#define G4VPersistencyManager_h 1
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#include "globals.hh"
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class G4Event;
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class G4Run;
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class G4VPhysicalVolume;
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// class description:
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//
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// This is an abstract base class for persistency management. The user's
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// concrete class derived from this class must be a singleton. The user
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// must construct the object of his/her concrete persistency manager at
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// his/her main().
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// The virtual methods of Store() and Retreive() will be invoked from
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// G4RunManager if the persistency manager exists.
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// Even if the user does not use any ODBMS, the user can use this class
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// especially for Store() methods. Writing an ASCII file for storing
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// event information can be delegated to this class, for example.
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//
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class G4VPersistencyManager
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{
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public: // with description
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static G4VPersistencyManager* GetPersistencyManager();
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// Static method to return the pointer to the singleton object.
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// Note that this method does NOT create the singleton object.
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protected:
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G4VPersistencyManager();
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public:
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virtual ~G4VPersistencyManager();
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private:
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static G4VPersistencyManager * fPersistencyManager;
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public: // with description
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virtual G4bool Store(const G4Event* anEvent)=0;
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virtual G4bool Store(const G4Run* aRun)=0;
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virtual G4bool Store(const G4VPhysicalVolume* theWorld)=0;
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// Stores G4Event, G4Run, and geometry tree characterized by the world volume.
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virtual G4bool Retrieve(G4Event*& anEvent)=0;
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virtual G4bool Retrieve(G4Run*& aRun)=0;
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virtual G4bool Retrieve(G4VPhysicalVolume*& theWorld)=0;
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// Restore G4Event, G4Run, and geometry tree characterized by the world volume.
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};
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#endif
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