DataHandleProperty.h

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* (c) Copyright 1998-2024 CERN for the benefit of the LHCb and ATLAS collaborations *
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* This software is distributed under the terms of the Apache version 2 licence,     *
* copied verbatim in the file "LICENSE".                                            *
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#pragma once
 
#include <Gaudi/Property.h>
#include <GaudiKernel/StatusCode.h>
 
#include <iostream>
 
namespace Gaudi {
  class DataHandle;
}
 
//---------------------------------------------------------------------------
 
//---------------------------------------------------------------------------
 
class GAUDI_API DataHandleProperty : public PropertyWithHandlers<> {
public:
  DataHandleProperty( const std::string& name, Gaudi::DataHandle& ref );
  DataHandleProperty& operator=( const Gaudi::DataHandle& value );
 
  DataHandleProperty*      clone() const override;
  bool                     load( Gaudi::Details::PropertyBase& destination ) const override;
  bool                     assign( const Gaudi::Details::PropertyBase& source ) override;
  std::string              toString() const override;
  void                     toStream( std::ostream& out ) const override;
  StatusCode               fromString( const std::string& s ) override;
  const Gaudi::DataHandle& value() const;
  bool                     setValue( const Gaudi::DataHandle& value );
 
protected:
  Gaudi::DataHandle* m_pValue = nullptr;
};