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IAlgTool.h

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// $Id: IAlgTool.h,v 1.7 2008/06/02 14:20:38 marcocle Exp $
#ifndef GAUDIKERNEL_IALGTOOL_H
#define GAUDIKERNEL_IALGTOOL_H

// Include files
#include "GaudiKernel/INamedInterface.h"
#include "GaudiKernel/StateMachine.h"
#include <string>

// Forward declarations
class IAlgorithm;

// Declaration of the interface ID ( interface id, major version, minor version) 
static const InterfaceID IID_IAlgTool("IAlgTool", 2 , 1);

class IAlgTool : virtual public INamedInterface {
public:
  
  static const InterfaceID& interfaceID() { return IID_IAlgTool; }

  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;
  
  virtual unsigned long refCount() const = 0;
};

#endif  // GAUDIKERNEL_IALGTOOL_H

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