IAlgResourcePool.h

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/***********************************************************************************\
* (c) Copyright 1998-2019 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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* granted to it by virtue of its status as an Intergovernmental Organization        *
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#ifndef GAUDIKERNEL_IALGRESOURCEPOOL_H
#define GAUDIKERNEL_IALGRESOURCEPOOL_H

// Framework includes
#include "GaudiKernel/IInterface.h"

// C++ includes
#include <list>
#include <string_view>

// Forward class declaration
class IAlgorithm;

class GAUDI_API IAlgResourcePool : virtual public IInterface {
public:
  DeclareInterfaceID( IAlgResourcePool, 1, 0 );

  virtual StatusCode acquireAlgorithm( std::string_view name, IAlgorithm*& algo, bool blocking = false ) = 0;
  virtual StatusCode releaseAlgorithm( std::string_view name, IAlgorithm*& algo ) = 0;

  virtual std::list<IAlgorithm*> getFlatAlgList() = 0;

  virtual std::list<IAlgorithm*> getTopAlgList() = 0;

  virtual StatusCode acquireResource( std::string_view name ) = 0;
  virtual StatusCode releaseResource( std::string_view name ) = 0;
};

#endif // GAUDIKERNEL_IALGRESOURCEPOOL_H