SiStripLatencyFakeESSource.cc

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// -*- C++ -*-
//
// Package:    CalibTracker/SiStripESProducers
// Class:      SiStripLatencyFakeESSource
//
// system include files
#include <memory>

// user include files
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/EventSetupRecordIntervalFinder.h"

#include "CondFormats/SiStripObjects/interface/SiStripLatency.h"
#include "CondFormats/DataRecord/interface/SiStripCondDataRecords.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"

class SiStripLatencyFakeESSource : public edm::ESProducer, public edm::EventSetupRecordIntervalFinder {
public:
  SiStripLatencyFakeESSource(const edm::ParameterSet&);
  ~SiStripLatencyFakeESSource();

  void setIntervalFor( const edm::eventsetup::EventSetupRecordKey&, const edm::IOVSyncValue& iov, edm::ValidityInterval& iValidity );

  typedef std::shared_ptr<SiStripLatency> ReturnType;
  ReturnType produce(const SiStripLatencyRcd&);

private:
  uint32_t m_latency;
  uint32_t m_mode;
  edm::FileInPath m_file;
};

#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "CalibTracker/SiStripCommon/interface/SiStripDetInfoFileReader.h"

SiStripLatencyFakeESSource::SiStripLatencyFakeESSource(const edm::ParameterSet& iConfig)
{
  setWhatProduced(this);
  findingRecord<SiStripLatencyRcd>();

  m_latency = iConfig.getParameter<uint32_t>("latency");
  m_mode = iConfig.getParameter<uint32_t>("mode");
  m_file = iConfig.getParameter<edm::FileInPath>("file");
}

SiStripLatencyFakeESSource::~SiStripLatencyFakeESSource() {}

void SiStripLatencyFakeESSource::setIntervalFor( const edm::eventsetup::EventSetupRecordKey&, const edm::IOVSyncValue& iov, edm::ValidityInterval& iValidity )
{
  iValidity = edm::ValidityInterval{iov.beginOfTime(), iov.endOfTime()};
}

// ------------ method called to produce the data  ------------
SiStripLatencyFakeESSource::ReturnType
SiStripLatencyFakeESSource::produce(const SiStripLatencyRcd& iRecord)
{
  using namespace edm::es;

  std::shared_ptr<SiStripLatency> latency{new SiStripLatency};

  SiStripDetInfoFileReader reader{m_file.fullPath()};
  const auto detInfos = reader.getAllData();
  // Take the last detId. Since the map is sorted it will be the biggest value
  if ( ! detInfos.empty() ) {
    // Set the apv number as 6, the highest possible
    edm::LogInfo("SiStripLatencyGenerator") << "detId = " << detInfos.rbegin()->first << " apv = " << 6
                                            << " latency = " << m_latency
                                            << " mode = " << m_mode;
    latency->put(detInfos.rbegin()->first, 6, m_latency, m_mode);

    // Call this method to collapse all consecutive detIdAndApvs with the same latency and mode to a single entry
    latency->compress();
  } else {
    edm::LogError("SiStripLatencyGenerator") << "Error: detInfo map is empty. Cannot get the last detId.";
  }

  return latency;
}

//define this as a plug-in
#include "FWCore/Framework/interface/SourceFactory.h"
DEFINE_FWK_EVENTSETUP_SOURCE(SiStripLatencyFakeESSource);