rtkGlobalResourceProbe.h

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/*=========================================================================
 *
 *  Copyright RTK Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef rtkGlobalResourceProbe_h
#define rtkGlobalResourceProbe_h

#include <itkProcessObject.h>
#include "rtkResourceProbesCollector.h"
#include "rtkWatcherForResourceProbe.h"
#include "RTKExport.h"
#include <mutex>

namespace rtk
{
class RTK_EXPORT GlobalResourceProbe : public itk::Object
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(GlobalResourceProbe);

  using Self = GlobalResourceProbe;
  using Superclass = itk::Object;
  using Pointer = itk::SmartPointer<Self>;
  using ConstPointer = itk::SmartPointer<const Self>;

#ifdef itkOverrideGetNameOfClassMacro
  itkOverrideGetNameOfClassMacro(GlobalResourceProbe);
#else
  itkTypeMacro(GlobalResourceProbe, itk::Object);
#endif


  static Pointer
  New();

  static Pointer
  GetInstance();

  itkSetMacro(Verbose, bool);
  itkGetMacro(Verbose, bool);

  virtual void
  Start(const char * id);

  virtual void
  Stop(const char * id);

  virtual void
  Report(std::ostream & os = std::cout) const;

  virtual void
  Clear();

  virtual void
  Watch(itk::ProcessObject * o);

  virtual void
  Remove(const rtk::WatcherForResourceProbe * w);

protected:
  GlobalResourceProbe();
  ~GlobalResourceProbe() override;
  void
       PrintSelf(std::ostream & os, Indent indent) const override;
  bool m_Verbose;

  ResourceProbesCollector                     m_ResourceProbesCollector;
  std::vector<rtk::WatcherForResourceProbe *> m_Watchers;

private:
  static Pointer m_Instance;
  std::mutex     m_Mutex;
};
} // namespace rtk

#endif