ArenaHandleBase.h

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// This file's extension implies that it's C, but it's really -*- C++ -*-.
 
/*
  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: ArenaHandleBase.h 470529 2011-11-24 23:54:22Z ssnyder $
 
#ifndef ATLALLOCATORS_ARENAHANDLEBASE_H
#define ATLALLOCATORS_ARENAHANDLEBASE_H
 
#include "AthAllocators/ArenaHeader.h"
#include "AthAllocators/ArenaAllocatorBase.h"
#include "AthAllocators/LockedAllocator.h"
#include <cstdlib>
 
 
namespace SG {
 
 
class ArenaHandleBase
{
public:
  ArenaHandleBase (ArenaHeader* header, size_t index);
 
 
  ArenaHandleBase (ArenaHeader* header, const EventContext& ctx, size_t index);
 
 
  ArenaHandleBase (ArenaBase* arena, size_t index);
 
 
  void reset();
 
 
  void erase();
 
 
  void reserve (size_t size);
 
 
  ArenaAllocatorBase::Stats stats() const;
 
 
protected:
  ArenaAllocatorBase* baseAllocator();
 
 
  const ArenaAllocatorBase* baseAllocator() const;
 
 
private:
  LockedAllocator m_allocator;
};
 
 
} // namespace SG
 
 
#include "AthAllocators/ArenaHandleBase.icc"
 
 
#endif // not ATLALLOCATORS_ARENAHANDLEBASE_H