MVAComputerCache.cc

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#include <memory>

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

namespace PhysicsTools {

MVAComputerCache::MVAComputerCache() :
    containerCacheId(Calibration::MVAComputerContainer::CacheId()),
    computerCacheId(Calibration::MVAComputer::CacheId())
{
}

MVAComputerCache::~MVAComputerCache()
{
}

bool MVAComputerCache::update(const Calibration::MVAComputer *computer)
{
    if (!computer && !*this)
        return false;
    if (computer && !computer->changed(computerCacheId))
        return false;

    if (computer) {
        this->computer.reset(new MVAComputer(computer));
        computerCacheId = computer->getCacheId();
    } else {
        this->computer.reset();
        computerCacheId = Calibration::MVAComputer::CacheId();
    }

    containerCacheId = Calibration::MVAComputerContainer::CacheId();
    return true;
}

bool MVAComputerCache::update(
            const Calibration::MVAComputerContainer *container,
            const char *calib)
{
    if (!container && !*this)
        return false;
    if (container && !container->changed(containerCacheId))
        return false;

    if (container) {
        const Calibration::MVAComputer *computer =
                        &container->find(calib);
        bool result = update(computer);
        containerCacheId = container->getCacheId();
        return result;
    }

    this->computer.reset();

    computerCacheId = Calibration::MVAComputer::CacheId();
    containerCacheId = Calibration::MVAComputerContainer::CacheId();
    return true;
}

std::auto_ptr<MVAComputer> MVAComputerCache::release()
{
    computerCacheId = Calibration::MVAComputer::CacheId();
    containerCacheId = Calibration::MVAComputerContainer::CacheId();
    return computer;
}

} // namespace PhysicsTools