TDestructorRegistry.h

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// Dear emacs, this is -*- c++ -*-
//
// Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
//
#ifndef XAODROOTACCESS_TOOLS_TDESTRUCTORREGISTRY_H
#define XAODROOTACCESS_TOOLS_TDESTRUCTORREGISTRY_H
 
// System include(s):
#include <map>
#include <shared_mutex>
#include <memory>
 
// Forward declaration(s):
namespace std {
   class type_info;
}
 
namespace xAOD {
 
   // Forward declaration(s):
   class TVirtualDestructor;
 
   class TDestructorRegistry {
 
   public:
      static TDestructorRegistry& instance();
 
      const TVirtualDestructor* get( const std::type_info& ti ) const;
      template< class T >
      void add();
 
   private:
      TDestructorRegistry();
      TDestructorRegistry( const TDestructorRegistry& ) = delete;
 
      typedef std::map< const std::type_info*,
                        std::unique_ptr< TVirtualDestructor > > Map_t;
      Map_t m_types;
      mutable std::shared_timed_mutex m_mutex;
 
   }; // class TDestructorRegistry
 
} // namespace xAOD
 
// Include the template implementation:
#include "TDestructorRegistry.icc"
 
#endif // XAODROOTACCESS_TOOLS_TDESTRUCTORREGISTRY_H