MVAComputerESSourceBase.cc

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#include <iostream>
#include <string>
#include <memory>
#include <vector>
#include <map>

#include "FWCore/Utilities/interface/Exception.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/Entry.h"
#include "FWCore/ParameterSet/interface/FileInPath.h"

#include "PhysicsTools/MVAComputer/interface/Calibration.h"
#include "PhysicsTools/MVAComputer/interface/MVAComputer.h"
#include "PhysicsTools/MVAComputer/interface/MVAComputerESSourceBase.h"

namespace PhysicsTools {

MVAComputerESSourceBase::MVAComputerESSourceBase(
                    const edm::ParameterSet &params)
{
    std::vector<std::string> names = params.getParameterNames();
    for(std::vector<std::string>::const_iterator iter = names.begin();
        iter != names.end(); iter++) {
        if (iter->c_str()[0] == '@')
            continue;

        const edm::Entry &entry = params.retrieve(*iter);

        std::string path;
        if (entry.typeCode() == 'F')
            path = entry.getFileInPath().fullPath();
        else 
            path = entry.getString();

        mvaCalibrations[*iter] = path;
    }
}

MVAComputerESSourceBase::~MVAComputerESSourceBase()
{
}

MVAComputerESSourceBase::ReturnType
MVAComputerESSourceBase::produce() const
{
    ReturnType container(new Calibration::MVAComputerContainer);

    for(LabelFileMap::const_iterator iter = mvaCalibrations.begin();
        iter != mvaCalibrations.end(); iter++) {
        std::auto_ptr<Calibration::MVAComputer> calibration(
            MVAComputer::readCalibration(iter->second.c_str()));

        container->add(iter->first) = *calibration;
    }

    return container;
}

} // namespace PhysicsTools