RPCInverseLBLinkMapESProducer.cc

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#include "CondTools/RPC/plugins/RPCInverseLBLinkMapESProducer.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/RPCLBLinkMap.h"
#include "CondFormats/DataRecord/interface/RPCLBLinkMapRcd.h"
#include "CondFormats/DataRecord/interface/RPCInverseLBLinkMapRcd.h"

#include "DataFormats/MuonDetId/interface/RPCDetId.h"

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

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

void RPCInverseLBLinkMapESProducer::setupRPCLBLinkMap(RPCLBLinkMapRcd const & _rcd,
                                                      RPCInverseLBLinkMap* inverse_linkmap)
{
    RPCInverseLBLinkMap::map_type & _inverse_map(inverse_linkmap->getMap());
    _inverse_map.clear();

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

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

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

    return host;
}

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