File indexing completed on 2024-04-06 12:01:02
0001 #include "FWCore/Framework/interface/stream/EDFilter.h"
0002 #include "FWCore/Framework/interface/Event.h"
0003 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0004 #include "DataFormats/Common/interface/Handle.h"
0005 #include "DataFormats/Candidate/interface/Candidate.h"
0006
0007 using namespace edm;
0008 using namespace reco;
0009
0010 class CandCollectionExistFilter : public edm::stream::EDFilter<> {
0011 public:
0012 CandCollectionExistFilter(const ParameterSet& cfg)
0013 : srcToken_(consumes<CandidateView>(cfg.getParameter<InputTag>("src"))) {}
0014
0015 private:
0016 bool filter(Event& evt, const EventSetup&) override { return evt.getHandle(srcToken_).isValid(); }
0017 const EDGetTokenT<CandidateView> srcToken_;
0018 };
0019
0020 #include "FWCore/Framework/interface/MakerMacros.h"
0021 DEFINE_FWK_MODULE(CandCollectionExistFilter);
