SnapshotHandler.h

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#ifndef SNAPSHOTHANDLER_H
#define SNAPSHOTHANDLER_H
 
#include "../ETicketIssueLogicDefines.h"
#include "Snapshot.h"
 
namespace EM
{
    namespace TicketIssueLogic
    {
        class ETicketIssueLogicDataStorage;
        class DLL_API SnapshotHandler
        {
 
            class DataClass;
            DataClass *d;
 
 
        public:
            SnapshotHandler( ETicketIssueLogicDataStorage *dataStorage );
            virtual ~SnapshotHandler();
 
 
 
            EIssueLogicDefines::ReturnValues Init();
 
 
            EIssueLogicDefines::ReturnValues CheckIfRollbackOfOneWayTicketIsPossible( bool &rollbackPossible ) const;
 
            EIssueLogicDefines::ReturnValues CheckIfSnapshotIsRequired( bool &saveSnapshot ) const;
 
            EIssueLogicDefines::ReturnValues SaveSnapshot();
 
            EIssueLogicDefines::ReturnValues LoadSnapshot( const char *cardUID, const unsigned long ticketNumber, const Snapshot::SnapshotType type, EM::TicketIssueLogic::Snapshot &snapshot ) const;
 
            EIssueLogicDefines::ReturnValues RestoreTimeTicketFromSnapshot( const char *cardUID, const unsigned long ticketNumber );
 
 
            EIssueLogicDefines::ReturnValues RestoreOneWayTicketFromSnapshot( const char *cardUID, const unsigned long ticketNumber );
        };
    }
}
 
#endif //SNAPSHOTHANDLER_H