RPCInverseCPPFLinkMapESProducer.cc

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#include "CondTools/RPC/plugins/RPCInverseCPPFLinkMapESProducer.h"

#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"

#include "CondFormats/RPCObjects/interface/RPCAMCLinkMap.h"
#include "CondFormats/DataRecord/interface/RPCCPPFLinkMapRcd.h"
#include "CondFormats/DataRecord/interface/RPCInverseCPPFLinkMapRcd.h"

RPCInverseCPPFLinkMapESProducer::RPCInverseCPPFLinkMapESProducer(edm::ParameterSet const& _config) {
  setWhatProduced(this);
}

void RPCInverseCPPFLinkMapESProducer::fillDescriptions(edm::ConfigurationDescriptions& _descs) {
  edm::ParameterSetDescription _desc;
  _descs.add("RPCInverseCPPFLinkMapESProducer", _desc);
}

void RPCInverseCPPFLinkMapESProducer::setupRPCCPPFLinkMap(RPCCPPFLinkMapRcd const& _rcd,
                                                          RPCInverseAMCLinkMap* inverse_linkmap) {
  RPCInverseAMCLinkMap::map_type& _inverse_map(inverse_linkmap->getMap());
  _inverse_map.clear();

  edm::ESHandle<RPCAMCLinkMap> _es_map;
  _rcd.get(_es_map);
  RPCAMCLinkMap const& _map = *(_es_map.product());
  for (auto const& _link : _map.getMap()) {
    _inverse_map.insert(RPCInverseAMCLinkMap::map_type::value_type(_link.second, _link.first));
  }
}

std::shared_ptr<RPCInverseAMCLinkMap> RPCInverseCPPFLinkMapESProducer::produce(RPCInverseCPPFLinkMapRcd const& _rcd) {
  auto host = holder_.makeOrGet([]() { return new HostType; });

  host->ifRecordChanges<RPCCPPFLinkMapRcd>(_rcd,
                                           [this, h = host.get()](auto const& rec) { setupRPCCPPFLinkMap(rec, h); });

  return host;
}

//define this as a module
#include "FWCore/Framework/interface/ModuleFactory.h"
DEFINE_FWK_EVENTSETUP_MODULE(RPCInverseCPPFLinkMapESProducer);