ArenaAllocatorRegistry.h

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// This file's extension implies that it's C, but it's really -*- C++ -*-.
 
/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: ArenaAllocatorRegistry.h 470529 2011-11-24 23:54:22Z ssnyder $
 
#ifndef ATLALLOCATORS_ARENAALLOCATORREGISTRY_H
#define ATLALLOCATORS_ARENAALLOCATORREGISTRY_H
 
 
#include "AthAllocators/ArenaAllocatorCreator.h"
#include <cstdlib>
#include <string>
#include <memory>
 
 
namespace SG {
 
 
class ArenaAllocatorBase;
class ArenaAllocatorRegistryImpl;
 
 
class ArenaAllocatorRegistry
{
public:
  size_t registerCreator (const std::string& name,
                          std::unique_ptr<ArenaAllocatorCreator> creator);
 
 
  size_t lookup (const std::string& name);
 
 
  std::unique_ptr<ArenaAllocatorBase> create (size_t i);
 
 
  static ArenaAllocatorRegistry* instance();
 
 
private:
  std::unique_ptr<ArenaAllocatorRegistryImpl> m_impl;
 
  // Disallow copying.
  ArenaAllocatorRegistry (const ArenaAllocatorRegistry&);
  ArenaAllocatorRegistry& operator= (const ArenaAllocatorRegistry&);
 
  ArenaAllocatorRegistry();
 
  ~ArenaAllocatorRegistry();
 
  // Just to avoid compiler warnings.
  friend class ArenaAllocatorRegistryImpl;
};
 
 
} // namespace SG
 
 
#endif // not ATLALLOCATORS_ARENAALLOCATORREGISTRY_H