IAlgManager.h

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* (c) Copyright 1998-2025 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 <GaudiKernel/IComponentManager.h>
#include <GaudiKernel/SmartIF.h>
#include <GaudiKernel/TypeNameString.h>
#include <list>
#include <string>
 
class IService;
class IAlgorithm;
class ISvcLocator;

class GAUDI_API IAlgManager : virtual public IComponentManager {
public:
  DeclareInterfaceID( IAlgManager, 6, 0 );

  virtual StatusCode addAlgorithm( IAlgorithm* alg // Pointer to the Algorithm
                                   ) = 0;
  virtual StatusCode removeAlgorithm( IAlgorithm* alg // Pointer to the Algorithm
                                      ) = 0;
  virtual StatusCode createAlgorithm( const std::string& algtype, // Algorithm type name
                                      const std::string& algname, // Algorithm name to be assigned
                                      IAlgorithm*&       alg,     // Returned algorithm
                                      bool managed       = false, // Flag to indicate if the algorithm is managed
                                      bool checkIfExists = true // Flag to indicate if clones of existing algorithms can
                                                                // be created
                                      ) = 0;
  virtual bool existsAlgorithm( std::string_view name // Algorithm name to be searched
  ) const = 0;
  virtual std::vector<IAlgorithm*> getAlgorithms() const = 0;

  virtual SmartIF<IAlgorithm>& algorithm( const Gaudi::Utils::TypeNameString& typeName,
                                          const bool                          createIf = true ) = 0;

  template <typename T>
  inline SmartIF<T> algorithm( const Gaudi::Utils::TypeNameString& typeName, const bool createIf = true ) {
    return SmartIF<T>( algorithm( typeName, createIf ) );
  }
};