SGGetterImpl.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
*/
 
// $Id$
#ifndef D3PDMAKERUTILS_SGGETTERIMPL_H
#define D3PDMAKERUTILS_SGGETTERIMPL_H
 
 
#include "D3PDMakerInterfaces/IObjGetterTool.h"
#include "D3PDMakerUtils/SGKeyResolver.h"
#include "StoreGate/StoreGateSvc.h"
#include "GaudiKernel/IClassIDSvc.h"
#include "GaudiKernel/ServiceHandle.h"
 
 
namespace D3PD {
 
 
class SGGetterImpl
  : virtual public IObjGetterTool
{
public:
  SGGetterImpl (const std::string& name, ServiceHandle<StoreGateSvc>& sg);
 
 
  virtual const std::type_info& typeinfo() const;
 
 
  CLID clid() const;
 
 
  virtual const void* getUntyped (bool allowMissing = false);
 
 
#define SGGETTERIMPL_PROPS                                                   \
  do {                                                                       \
    this->declareProperty ("TypeName",   this->m_typename,                   \
                           "Name of the type of the object being retrieved");\
    this->declareProperty ("SGKey",      this->m_sgkey,                      \
                           "StoreGate key of the object being retrieved.  "  \
                           "This may be a comma or space-separated list; "   \
                           "the first existing key will be used.");          \
    this->declareProperty ("ClassIDSvc", this->m_clidsvc,                    \
                           "ClassIDSvc instance to use.");                   \
  } while (0)
 
 
protected:
  StatusCode initializeImpl ();
 
 
  std::string m_typename;
 
  std::string m_sgkey;
 
  ServiceHandle<IClassIDSvc> m_clidsvc;
 
  SGKeyResolver m_resolver;
 
private:
  CLID m_clid;
 
  ServiceHandle<StoreGateSvc>& m_sg;
};
 
 
} // namespace D3PD
 
 
#endif // not D3PDMAKERUTILS_SGGETTERIMPL_H