InertMessageSvc.h

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#ifndef MESSAGESVC_INERTMESSAGESVC_H
#define MESSAGESVC_INERTMESSAGESVC_H 1
// Include files
// FW
#include "MessageSvc.h"
// C++
#include <functional>
#include <memory>
#include <thread>
// External libs
#include "tbb/concurrent_queue.h"

class InertMessageSvc : public MessageSvc
{
public:
  InertMessageSvc( const std::string& name, ISvcLocator* pSvcLocator );

  ~InertMessageSvc() override; 

  StatusCode initialize() override;

  StatusCode finalize() override;

  using MessageSvc::reportMessage;

  void reportMessage( const Message& msg ) override;

  void reportMessage( const Message& msg, int outputLevel ) override;

  void reportMessage( const StatusCode& code, const std::string& source = "" ) override;

private:
  void m_activate();
  void m_deactivate();
  bool m_isActive;

  typedef std::function<void()> messageAction;
  typedef std::shared_ptr<messageAction> messageActionPtr;
  tbb::concurrent_bounded_queue<messageActionPtr> m_messageActionsQueue;

  std::thread m_thread;
};

#endif // MESSAGESVC_INERTMESSAGESVC_H