WriteCondHandleKey.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef STOREGATE_WRITECONDHANDLEKEY_H
#define STOREGATE_WRITECONDHANDLEKEY_H
 
 
#include "StoreGate/CondHandleKey.h"
 
#include <concepts>
 
 
namespace SG {
 
  template <class T>
  class WriteCondHandle;
 
  template <class T>
  class WriteCondHandleKey 
    : public CondHandleKey<T>
  {
    
    friend class WriteCondHandle<T>;
    
  public:

    WriteCondHandleKey(const std::string& key, const std::string& dbKey) :
      CondHandleKey<T>(key, dbKey, Gaudi::DataHandle::Writer)
    {}

    explicit WriteCondHandleKey(const std::string& key) :
      CondHandleKey<T>(key, key, Gaudi::DataHandle::Writer)
    {}
 

    template <std::derived_from<IProperty> OWNER>
    inline WriteCondHandleKey( OWNER* owner,
                               std::string name,
                               const std::string& key={},
                               std::string doc="") :
      WriteCondHandleKey<T>(key) {
      auto p = owner->declareProperty(std::move(name), *this, std::move(doc));
      p->template setOwnerType<OWNER>();
    }
 

    inline WriteCondHandleKey& operator= (const std::string& sgkey) {
      VarHandleKey::operator= (sgkey);
      return *this;
    }
 
  };
 
} // namespace SG
 
#endif