DVLDataBucket.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
*/
#ifndef ATHCONTAINERS_TOOLS_DVLDATABUCKET_H
#define ATHCONTAINERS_TOOLS_DVLDATABUCKET_H
 
#include "AthContainers/ViewVector.h"
#include "AthenaKernel/DataBucket.h"
#include "AthContainers/tools/DVLInfo.h"
#include <memory>
 
 
 
namespace SG {
 
 
template <class T>
class DVLDataBucket
  : public SG::DataBucket<T>
{
public:
  DVLDataBucket() :
    m_ti (nullptr),
    m_clid (CLID_NULL)
  {}
 
 
  DVLDataBucket (T* data);
 
 
  template <class U>
  DVLDataBucket(std::unique_ptr<U> data);
 
 
  DVLDataBucket (const DVLDataBucket& other);
 
 
  virtual ~DVLDataBucket() override;
 
 
  virtual void* cast (CLID clid, IRegisterTransient* irt = 0,
                      bool isConst = true) override;
    
 
  virtual void* cast (const std::type_info& tinfo,
                      IRegisterTransient* irt = 0,
                      bool isConst = true) override;
 
 
  virtual void* cast (CLID clid,
                      const std::type_info& tinfo,
                      SG::IRegisterTransient* irt = 0,
                      bool isConst = true) override;
 
 
  virtual const CLID& clID() const override;
 
  
  virtual const std::type_info& tinfo() const override;
 
 
private:
  typedef std::pair<DataModel_detail::DVLInfoBase*, void*> ent_t;
  typedef std::vector<ent_t> vec_t;
  vec_t m_copies;
 
  const std::type_info* m_ti;
 
  CLID m_clid;
 
  // Avoid coverity warning.
  DVLDataBucket& operator= (const DVLDataBucket&);
};
 
 
} // namespace SG
 
 
#include "AthContainers/tools/DVLDataBucket.icc"
 
 
#endif // not ATHCONTAINERS_TOOLS_DVLDATABUCKET_H