InputProducerOnlyEvents_module.cc

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//--------------------------------------------------------------------
//
// Produces an InputProducer instance.
//
//--------------------------------------------------------------------

#include "art/Framework/Core/EDProducer.h"
#include "art/Framework/Core/ModuleMacros.h"
#include "art/Framework/Principal/Event.h"
#include "art/Framework/Principal/Run.h"
#include "art/Framework/Principal/SubRun.h"

#include "art/test/TestObjects/ToyProducts.h"

namespace fhicl {
  class ParameterSet;
}

namespace arttest {

  class InputProducer : public art::EDProducer {
  public:
    explicit InputProducer(fhicl::ParameterSet const&)
    {
      produces<StringProduct>();
    }

    virtual void
    produce(art::Event& e) override
    {
      e.put(std::make_unique<StringProduct>("event"));
    }
  };

} // namespace arttest

DEFINE_ART_MODULE(arttest::InputProducer)