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

}  // namespace PhysicsTools