AlgoTimeRegister.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2018 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#pragma once
 
#include "MantidKernel/Logger.h"
#include "MantidKernel/SingletonHolder.h"
#include "MantidKernel/Timer.h"
#include <mutex>
#include <thread>
#include <vector>
 
#include "MantidAPI/DllConfig.h"
 
namespace Mantid {
namespace Instrumentation {
 
class MANTID_API_DLL AlgoTimeRegisterImpl {
public:
  AlgoTimeRegisterImpl(const AlgoTimeRegisterImpl &) = delete;
  AlgoTimeRegisterImpl &operator=(const AlgoTimeRegisterImpl &) = delete;
 
  class Dump {
    Kernel::time_point_ns m_regStart_chrono;
    const std::string m_name;
 
  public:
    Dump(const std::string &nm);
    ~Dump();
  };
 
  void addTime(const std::string &name, const std::thread::id thread_id, const Kernel::time_point_ns &begin,
               const Kernel::time_point_ns &end);
  void addTime(const std::string &name, const Kernel::time_point_ns &begin, const Kernel::time_point_ns &end);
 
  std::mutex m_mutex;
 
private:
  friend struct Mantid::Kernel::CreateUsingNew<AlgoTimeRegisterImpl>;
 
  AlgoTimeRegisterImpl();
  ~AlgoTimeRegisterImpl();
 
  bool writeToFile();
 
  Kernel::time_point_ns m_start;
  std::string m_filename;
  bool m_hasWrittenToFile;
};
 
using AlgoTimeRegister = Mantid::Kernel::SingletonHolder<AlgoTimeRegisterImpl>;
 
} // namespace Instrumentation
} // namespace Mantid
 
namespace Mantid {
namespace Kernel {
EXTERN_MANTID_API template class MANTID_API_DLL
    Mantid::Kernel::SingletonHolder<Mantid::Instrumentation::AlgoTimeRegisterImpl>;
} // namespace Kernel
} // namespace Mantid