application.hpp

#pragma once
 
#include "libxr_def.hpp"
#include "lockfree_list.hpp"
 
namespace LibXR
{
class Application
{
 public:
  virtual void OnMonitor() = 0;  
 
  virtual ~Application() = default;
};
 
class ApplicationManager
{
 public:
  LibXR::LockFreeList app_list_;  
 
  void Register(Application& app)
  {
    auto node = new (std::align_val_t(LibXR::CACHE_LINE_SIZE))
        LibXR::LockFreeList::Node<Application*>(&app);
    app_list_.Add(*node);
  }
 
  void MonitorAll()
  {
    app_list_.Foreach<Application*>(
        [](Application* app)
        {
          app->OnMonitor();
          return ErrorCode::OK;
        });
  }
 
  size_t Size() { return app_list_.Size(); }
};
 
}  // namespace LibXR