PackedTriggerPrescales.cc

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#include "DataFormats/PatCandidates/interface/PackedTriggerPrescales.h"
#include "DataFormats/Common/interface/RefProd.h"
#include <cstring>

pat::PackedTriggerPrescales::PackedTriggerPrescales(const edm::Handle<edm::TriggerResults> &handle)
    : prescaleValues_(), triggerResults_(edm::RefProd<edm::TriggerResults>(handle).refCore()), triggerNames_(nullptr) {
  prescaleValues_.resize(handle->size(), 0);
}

int pat::PackedTriggerPrescales::getPrescaleForIndex(int index) const {
  if (unsigned(index) >= triggerResults().size())
    throw cms::Exception("InvalidReference", "Index out of bounds");
  return prescaleValues_[index];
}

int pat::PackedTriggerPrescales::getPrescaleForName(const std::string &name, bool prefixOnly) const {
  if (triggerNames_ == nullptr)
    throw cms::Exception("LogicError", "getPrescaleForName called without having called setTriggerNames first");
  if (prefixOnly) {
    const std::vector<std::string> &names = triggerNames_->triggerNames();
    size_t siz = name.length() - 1;
    while (siz > 0 && (name[siz] == '*' || name[siz] == '\0'))
      siz--;
    for (unsigned int i = 0, n = names.size(); i < n; ++i) {
      if (strncmp(name.c_str(), names[i].c_str(), siz) == 0) {
        return getPrescaleForIndex(i);
      }
    }
    throw cms::Exception("InvalidReference", "Index out of bounds");
  } else {
    int index = triggerNames_->triggerIndex(name);
    return getPrescaleForIndex(index);
  }
}

void pat::PackedTriggerPrescales::addPrescaledTrigger(int index, int prescale) {
  if (unsigned(index) >= triggerResults().size())
    throw cms::Exception("InvalidReference", "Index out of bounds");
  prescaleValues_[index] = prescale;
}