/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/CommonTools/UtilAlgos/interface/FwdPtrConversionFactory.h

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#ifndef CommonTools_UtilAlgos_FwdPtrConversionFactory_h
#define CommonTools_UtilAlgos_FwdPtrConversionFactory_h


namespace edm {
  template<class T>
    class ProductFromFwdPtrFactory : public std::unary_function<edm::FwdPtr<T>, T > {
  public :
    T operator() (edm::FwdPtr<T> const &r)  const  { return T(*r); }
  };




  template<class T>
    class FwdPtrFromProductFactory : public std::binary_function<edm::View<T>, unsigned int, edm::FwdPtr<T> > {
  public :
    edm::FwdPtr<T> operator() (edm::View<T> const & view, unsigned int i)  const  { return edm::FwdPtr<T>(view.ptrAt(i),view.ptrAt(i)); }
  };



}

#endif