TestModules/plugins/GlobalStringProducer.cc

0001 #include <string>
0002
0003 #include "FWCore/Framework/interface/Event.h"
0004 #include "FWCore/Framework/interface/global/EDProducer.h"
0005 #include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
0006 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0007 #include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
0008 #include "FWCore/Utilities/interface/EDPutToken.h"
0009
0010 namespace edmtest {
0011
0012   class GlobalStringProducer : public edm::global::EDProducer<> {
0013   public:
0014     explicit GlobalStringProducer(edm::ParameterSet const& ps);
0015
0016     void produce(edm::StreamID sid, edm::Event& event, edm::EventSetup const& es) const override;
0017
0018     static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);
0019
0020   private:
0021     edm::EDPutTokenT<std::string> token_;
0022     std::string value_;
0023   };
0024
0025   GlobalStringProducer::GlobalStringProducer(edm::ParameterSet const& config)
0026       : token_(produces()), value_(config.getParameter<std::string>("value")) {}
0027
0028   void GlobalStringProducer::produce(edm::StreamID sid, edm::Event& event, edm::EventSetup const& es) const {
0029     event.emplace(token_, value_);
0030   }
0031
0032   void GlobalStringProducer::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
0033     edm::ParameterSetDescription desc;
0034     desc.add<std::string>("value", "");
0035     descriptions.addDefault(desc);
0036   }
0037
0038 }  // namespace edmtest
0039
0040 #include "FWCore/Framework/interface/MakerMacros.h"
0041 DEFINE_FWK_MODULE(edmtest::GlobalStringProducer);