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#ifndef CommonTools_UtilAlgos_OverlapExclusionSelector_h
#define CommonTools_UtilAlgos_OverlapExclusionSelector_h
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/ConsumesCollector.h"
#include "DataFormats/Common/interface/Handle.h"
namespace edm {
class EventSetup;
}
template <typename C, typename T, typename O>
class OverlapExclusionSelector {
public:
OverlapExclusionSelector(const edm::ParameterSet& cfg, edm::ConsumesCollector&& iC)
: OverlapExclusionSelector(cfg, iC) {}
OverlapExclusionSelector(const edm::ParameterSet& cfg, edm::ConsumesCollector& iC);
void newEvent(const edm::Event&, const edm::EventSetup&) const;
bool operator()(const T&) const;
static void fillPSetDescription(edm::ParameterSetDescription& desc) {
desc.add<edm::InputTag>("overlap", edm::InputTag(""));
}
private:
edm::EDGetTokenT<C> srcToken_;
mutable typename C::const_iterator begin_, end_;
O overlap_;
};
template <typename C, typename T, typename O>
OverlapExclusionSelector<C, T, O>::OverlapExclusionSelector(const edm::ParameterSet& cfg, edm::ConsumesCollector& iC)
: srcToken_(iC.consumes<C>(cfg.template getParameter<edm::InputTag>("overlap"))), overlap_(cfg) {}
template <typename C, typename T, typename O>
void OverlapExclusionSelector<C, T, O>::newEvent(const edm::Event& evt, const edm::EventSetup&) const {
edm::Handle<C> h;
evt.getByToken(srcToken_, h);
begin_ = h->begin();
end_ = h->end();
}
template <typename C, typename T, typename O>
bool OverlapExclusionSelector<C, T, O>::operator()(const T& t) const {
bool noOverlap = true;
for (typename C::const_iterator i = begin_; i != end_; ++i) {
if (overlap_(*i, t)) {
noOverlap = false;
break;
}
}
return noOverlap;
}
#include "CommonTools/UtilAlgos/interface/EventSetupInitTrait.h"
EVENTSETUP_STD_INIT_T3(OverlapExclusionSelector);
#endif
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