HLTPrescaleTable

Macros

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#ifndef HLTReco_HLTPrescaleTable_h
#define HLTReco_HLTPrescaleTable_h

/** \class trigger::HLTPrescaleTable
 *
 *  The single EDProduct containing the HLT Prescale Table
 *
 *
 *  \author Martin Grunewald
 *
 */

#include <map>
#include <string>
#include <vector>
#include <cassert>

namespace trigger {
  /// The single EDProduct containing the HLT Prescale Table
  class HLTPrescaleTable {
    /// data members
  private:
    /// index number of default prescale set to use
    unsigned int set_;
    /// names of prescale sets
    std::vector<std::string> labels_;
    /// prescale sets keyed on trigger path name
    std::map<std::string, std::vector<unsigned int> > table_;
    /// consistency condition: all vectors must have the same length

    ///methods
  public:
    /// number of prescale sets available
    unsigned int size() const { return labels_.size(); }

    /// high-level user access method: prescale for given trigger path
    unsigned int prescale(const std::string& trigger) const { return prescale(set_, trigger); }

    /// high-level user access method: prescale for given trigger path
    unsigned int prescale(unsigned int set, const std::string& trigger) const {
      const std::map<std::string, std::vector<unsigned int> >::const_iterator it(table_.find(trigger));
      if ((it == table_.end()) || (set >= it->second.size())) {
        return 1;
      } else {
        return it->second[set];
      }
    }

    /// default constructor
    HLTPrescaleTable() : set_(0), labels_(), table_() {}

    /// real constructor taking payload
    HLTPrescaleTable(unsigned int set,
                     const std::vector<std::string>& labels,
                     const std::map<std::string, std::vector<unsigned int> >& table)
        : set_(set), labels_(labels), table_(table) {
      /// checking consistency
      const unsigned int n(labels_.size());
      assert((((set_ == 0) && (n == 0)) || (set_ < n)));
      const std::map<std::string, std::vector<unsigned int> >::const_iterator ib(table_.begin());
      const std::map<std::string, std::vector<unsigned int> >::const_iterator ie(table_.end());
      for (std::map<std::string, std::vector<unsigned int> >::const_iterator it = ib; it != ie; ++it) {
        assert(it->second.size() == n);
      }
    }

    /// merge rule - just checking equality
    bool isProductEqual(const HLTPrescaleTable& that) const {
      return ((set() == that.set()) && (labels() == that.labels()) && (table() == that.table()));
    }

    /// low-level const accessors for data members
    unsigned int set() const { return set_; }
    const std::vector<std::string>& labels() const { return labels_; }
    const std::map<std::string, std::vector<unsigned int> >& table() const { return table_; }
  };
}  // namespace trigger

#endif