include/Geant4/G4VTransactionManager.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
0011 // * Neither the authors of this software system, nor their employing *
0012 // * institutes,nor the agencies providing financial support for this *
0013 // * work  make  any representation or  warranty, express or implied, *
0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
0016 // * for the full disclaimer and the limitation of liability.         *
0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
0020 // * By using,  copying,  modifying or  distributing the software (or *
0021 // * any work based  on the software)  you  agree  to acknowledge its *
0022 // * use  in  resulting  scientific  publications,  and indicate your *
0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 // G4VTransactionManager
0027 //
0028 // Class Description:
0029 //
0030 // Abstract base class for starting and commiting or aborting data
0031 // transaction.
0032
0033 // Author: Youhei Morita, 18.07.2001
0034 // --------------------------------------------------------------------
0035 #ifndef G4VTRANSACTIONMANAGER_HH
0036 #define G4VTRANSACTIONMANAGER_HH 1
0037
0038 #include "G4Types.hh"
0039
0040 class G4VTransactionManager
0041 {
0042   public:
0043
0044     G4VTransactionManager() {}
0045       // Constructor
0046
0047     virtual ~G4VTransactionManager() {}
0048       // Destructor
0049
0050     void SetVerboseLevel(G4int v) { m_verbose = v; }
0051       // Set verbose level
0052
0053     virtual G4bool SelectReadFile(const G4String& obj,
0054                                   const G4String& file) = 0;
0055       // Set the input file name and open it for the object type "obj"
0056
0057     virtual G4bool SelectWriteFile(const G4String& obj,
0058                                    const G4String& file) = 0;
0059       // Set the output file name and open it for the object type "obj"
0060
0061     virtual G4bool StartUpdate() = 0;
0062       // Start an update transaction for event store and retrieve
0063
0064     virtual G4bool StartRead() = 0;
0065       // Start a read-only transaction for event store and retrieve
0066
0067     virtual void Commit() = 0;
0068       // commit the transaction for event store and retrieve
0069
0070     virtual void Abort() = 0;
0071       // abort the transaction for event store and retrieve
0072
0073   protected:
0074
0075     G4int m_verbose = 0;
0076 };
0077
0078 #endif