AlgContextSvc.h

Go to the documentation of this file.

// ============================================================================
#ifndef GAUDISVC_ALGCONTEXTSVC_H
#define GAUDISVC_ALGCONTEXTSVC_H 1
// ============================================================================
// Include files
// ============================================================================
// GaudiKernel
// ============================================================================
#include "GaudiKernel/IAlgContextSvc.h"
#include "GaudiKernel/IAlgorithm.h"
#include "GaudiKernel/IIncidentListener.h"
#include "GaudiKernel/Service.h"
#include "GaudiKernel/StatusCode.h"
#include <boost/thread.hpp>
// ============================================================================
// Forward declarations
// ============================================================================
class IIncidentSvc;
// ============================================================================
class AlgContextSvc : public extends<Service, IAlgContextSvc, IIncidentListener>
{
public:
  StatusCode setCurrentAlg( IAlgorithm* a ) override;
  StatusCode unSetCurrentAlg( IAlgorithm* a ) override;
  IAlgorithm* currentAlg() const override;
  const IAlgContextSvc::Algorithms& algorithms() const override { return *m_algorithms; }
public:
  void handle( const Incident& ) override;

public:
  StatusCode initialize() override;
  StatusCode finalize() override;

public:
  using extends::extends;
  ~AlgContextSvc() override = default;

private:
  // default/copy constructor & asignment are deleted
  AlgContextSvc()                       = delete;
  AlgContextSvc( const AlgContextSvc& ) = delete;
  AlgContextSvc& operator=( const AlgContextSvc& ) = delete;

private:
  // the stack of current algorithms
  boost::thread_specific_ptr<IAlgContextSvc::Algorithms> m_algorithms; 
  // pointer to Incident Service
  SmartIF<IIncidentSvc> m_inc = nullptr; 

  Gaudi::Property<bool> m_check{this, "Check", true, "Flag to perform more checks"};
};

// ============================================================================
// The END
// ============================================================================
#endif // GAUDISVC_ALGCONTEXTSVC_H
// ============================================================================