RCUUpdater.h

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// This file's extension implies that it's C, but it's really -*- C++ -*-.
/*
 * Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration.
 */
// $Id$
#ifndef ATHENAKERNEL_RCUUPDATER_H
#define ATHENAKERNEL_RCUUPDATER_H
 
 
#include "AthenaKernel/RCUObject.h"
#include "AthenaKernel/IRCUSvc.h"
#include "GaudiKernel/EventContext.h"
#include "GaudiKernel/ThreadLocalContext.h"
#include <utility>
#include <memory>
 
 
namespace Athena {
 
 
template <class T>
class RCUUpdater
{
public:
  typedef EventContext Context_t;
 
 
  template <typename... Args>
  RCUUpdater (IRCUSvc& rcusvc, Args&&... args);
 
 
  void update (std::unique_ptr<T> p, const Context_t& ctx);
 
 
  const T& get() const;
 
 
  void quiescent (const Context_t& ctx);
 
 
  void discard (std::unique_ptr<T> p);
 
 
  static const Context_t& defaultContext();
 
  
private:
  RCUObject<T> m_obj;
};
 
 
} // namespace Athena
 
 
#include "AthenaKernel/RCUUpdater.icc"
 
 
#endif // not ATHENAKERNEL_RCUUPDATER_H