IAlgTool.h

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* (c) Copyright 1998-2025 CERN for the benefit of the LHCb and ATLAS collaborations *
*                                                                                   *
* 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/INamedInterface.h>
#include <GaudiKernel/IStateful.h>
#include <string>
class IAlgorithm;
 
class GAUDI_API IAlgTool : virtual public INamedInterface {
public:
  DeclareInterfaceID( IAlgTool, 4, 0 );
 
  virtual const std::string& type() const = 0;
 
  virtual const IInterface* parent() const = 0;
 
  // --- Methods from IStateful ---
  virtual StatusCode configure() = 0;
 
  virtual StatusCode initialize() = 0;
 
  virtual StatusCode start() = 0;
 
  virtual StatusCode stop() = 0;
 
  virtual StatusCode finalize() = 0;
 
  virtual StatusCode terminate() = 0;
 
  virtual StatusCode reinitialize() = 0;
 
  virtual StatusCode restart() = 0;
 
  virtual Gaudi::StateMachine::State FSMState() const = 0;
 
  virtual StatusCode sysInitialize() = 0;
 
  virtual StatusCode sysStart() = 0;
 
  virtual StatusCode sysStop() = 0;
 
  virtual StatusCode sysFinalize() = 0;
 
  virtual StatusCode sysReinitialize() = 0;
 
  virtual StatusCode sysRestart() = 0;
};