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#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <cassert>
#include <fstream>
#include <memory>
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "CondFormats/HcalObjects/interface/OOTPileupCorrectionBuffer.h"
#include "CondCore/DBOutputService/interface/PoolDBOutputService.h"
//
// class declaration
//
class BufferedBoostIODBWriter : public edm::one::EDAnalyzer<> {
public:
explicit BufferedBoostIODBWriter(const edm::ParameterSet&);
~BufferedBoostIODBWriter() override {}
BufferedBoostIODBWriter() = delete;
BufferedBoostIODBWriter(const BufferedBoostIODBWriter&) = delete;
BufferedBoostIODBWriter& operator=(const BufferedBoostIODBWriter&) = delete;
private:
void analyze(const edm::Event&, const edm::EventSetup&) override;
std::string inputFile;
std::string record;
};
BufferedBoostIODBWriter::BufferedBoostIODBWriter(const edm::ParameterSet& ps)
: inputFile(ps.getParameter<std::string>("inputFile")), record(ps.getParameter<std::string>("record")) {}
void BufferedBoostIODBWriter::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup) {
std::unique_ptr<OOTPileupCorrectionBuffer> fcp;
{
std::ifstream input(inputFile.c_str(), std::ios_base::binary);
if (!input.is_open())
throw cms::Exception("InvalidArgument") << "Failed to open file \"" << inputFile << '"' << std::endl;
struct stat st;
if (stat(inputFile.c_str(), &st))
throw cms::Exception("SystemError") << "Failed to stat file \"" << inputFile << '"' << std::endl;
const std::size_t len = st.st_size;
fcp = std::make_unique<OOTPileupCorrectionBuffer>(len);
assert(fcp->length() == len);
if (len)
input.read(fcp->getBuffer(), len);
if (input.fail())
throw cms::Exception("SystemError")
<< "Input stream failure while reading file \"" << inputFile << '"' << std::endl;
}
edm::Service<cond::service::PoolDBOutputService> poolDbService;
if (poolDbService.isAvailable())
poolDbService->writeOneIOV(*fcp, poolDbService->currentTime(), record);
else
throw cms::Exception("ConfigurationError") << "PoolDBOutputService is not available, "
<< "please configure it properly" << std::endl;
}
DEFINE_FWK_MODULE(BufferedBoostIODBWriter);
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