FFTJetCorrectorDBWriter Class Reference

#include <JetMETCorrections/FFTJetModules/plugins/FFTJetCorrectorDBWriter.cc>

Inheritance diagram for FFTJetCorrectorDBWriter:

List of all members.

Public Member Functions
	FFTJetCorrectorDBWriter (const edm::ParameterSet &)
virtual	~FFTJetCorrectorDBWriter ()
Private Member Functions
virtual void	analyze (const edm::Event &, const edm::EventSetup &)
	FFTJetCorrectorDBWriter (const FFTJetCorrectorDBWriter &)
	FFTJetCorrectorDBWriter ()
FFTJetCorrectorDBWriter &	operator= (const FFTJetCorrectorDBWriter &)
Private Attributes
std::string	inputFile
std::string	record

---

Detailed Description

Description: writes a blob from a file into a database

Implementation: [Notes on implementation]

Definition at line 43 of file FFTJetCorrectorDBWriter.cc.

---

Constructor & Destructor Documentation

FFTJetCorrectorDBWriter::FFTJetCorrectorDBWriter

(

const edm::ParameterSet &

ps

)

[explicit]

Definition at line 60 of file FFTJetCorrectorDBWriter.cc.

    : init_param(std::string, inputFile),
      init_param(std::string, record)
{
}

virtual FFTJetCorrectorDBWriter::~FFTJetCorrectorDBWriter

(

)

[inline, virtual]

Definition at line 47 of file FFTJetCorrectorDBWriter.cc.

{}

FFTJetCorrectorDBWriter::FFTJetCorrectorDBWriter

(

)

[private]

FFTJetCorrectorDBWriter::FFTJetCorrectorDBWriter

(

const FFTJetCorrectorDBWriter &

)

[private]

---

Member Function Documentation

void FFTJetCorrectorDBWriter::analyze	(	const edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)		[private, virtual]

Implements edm::EDAnalyzer.

Definition at line 66 of file FFTJetCorrectorDBWriter.cc.

References Exception, LaserDQM_cfg::input, inputFile, edm::Service< T >::isAvailable(), and record.

{
    std::auto_ptr<FFTJetCorrectorParameters> 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::auto_ptr<FFTJetCorrectorParameters>(
            new FFTJetCorrectorParameters(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->writeOne(fcp.release(),
                                poolDbService->currentTime(),
                                record);
    else
        throw cms::Exception("ConfigurationError")
            << "PoolDBOutputService is not available, "
            << "please configure it properly" << std::endl;
}

FFTJetCorrectorDBWriter& FFTJetCorrectorDBWriter::operator=

(

const FFTJetCorrectorDBWriter &

)

[private]

---

Member Data Documentation

std::string FFTJetCorrectorDBWriter::inputFile [private]

Definition at line 56 of file FFTJetCorrectorDBWriter.cc.

Referenced by analyze().

std::string FFTJetCorrectorDBWriter::record [private]

Definition at line 57 of file FFTJetCorrectorDBWriter.cc.

Referenced by analyze().