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#ifndef RecoAlgos_SingleElementCollectionSelectorPlusEvent_h
#define RecoAlgos_SingleElementCollectionSelectorPlusEvent_h
/** \class SingleElementCollectionSelectorPlusEvent
*
* selects a subset of a track collection based
* on single element selection done via functor
*
* \author Luca Lista, INFN
*
* \version $Revision: 1.1 $
*
* $Id: SingleElementCollectionSelectorPlusEvent.h,v 1.1 2009/03/03 13:07:28 llista Exp $
*
*/
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "CommonTools/UtilAlgos/interface/SelectionAdderTrait.h"
#include "CommonTools/UtilAlgos/interface/StoreContainerTrait.h"
#include "CommonTools/UtilAlgos/interface/ParameterAdapter.h"
#include "CommonTools/UtilAlgos/interface/SelectedOutputCollectionTrait.h"
namespace edm {
class Event;
class EventSetup;
} // namespace edm
template <typename InputCollection,
typename Selector,
typename OutputCollection = typename helper::SelectedOutputCollectionTrait<InputCollection>::type,
typename StoreContainer = typename helper::StoreContainerTrait<OutputCollection>::type,
typename RefAdder = typename helper::SelectionAdderTrait<InputCollection, StoreContainer>::type>
struct SingleElementCollectionSelectorPlusEvent {
typedef InputCollection collection;
typedef StoreContainer container;
typedef typename container::const_iterator const_iterator;
SingleElementCollectionSelectorPlusEvent(const edm::ParameterSet &cfg, edm::ConsumesCollector &&iC)
: select_(reco::modules::make<Selector>(cfg, iC)) {}
const_iterator begin() const { return selected_.begin(); }
const_iterator end() const { return selected_.end(); }
void select(const edm::Handle<InputCollection> &c, const edm::Event &ev, const edm::EventSetup &) {
selected_.clear();
for (size_t idx = 0; idx < c->size(); ++idx) {
if (select_(edm::Ref<InputCollection>(c, idx), ev)) //(*c)[idx]
addRef_(selected_, c, idx);
}
}
static void fillPSetDescription(edm::ParameterSetDescription &desc) { Selector::fillPSetDescription(desc); };
private:
StoreContainer selected_;
Selector select_;
RefAdder addRef_;
};
#endif
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