ITransaction.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef INCLUDE_PERSISTENCYSVC_ITRANSACTION_H
#define INCLUDE_PERSISTENCYSVC_ITRANSACTION_H
 
/*
 *   POOL namespace declaration
 */
namespace pool {
 
  class ITransaction {
  protected:
    virtual ~ITransaction() {}
 
  public:
    typedef enum { UNDEFINED,
                   READ,
                   UPDATE } Type;
 
    virtual bool start( Type type = READ ) = 0;
 
    virtual bool commit() = 0;
 
    virtual bool commitAndHold() = 0;
 
    virtual void rollback() = 0;
 
    virtual bool isActive() const = 0;
 
    virtual void update() = 0;
 
    virtual Type type() const = 0;
  };
 
}
 
#endif