FWCore/Framework/interface/ComponentDescription.h - master - githubmirror/cmssw

FWCore/Framework/interface/ComponentDescription.h

61 строка2 KB

Chris Jones

Added a unique ID to ComponentDescription

12 янв 2022, 00:53

12 янв 2022, 00:5327e9578

#ifndef FWCore_Framework_ComponentDescription_h
#define FWCore_Framework_ComponentDescription_h
// -*- C++ -*-
//
// Package:     Framework
// Class  :     ComponentDescription
//
/**\struct edm::eventsetup::ComponentDescription

 Description: minimal set of information to describe an EventSetup component (ESSource or ESProducer)

 Usage:
    <usage>

*/
//
// Original Author:  Chris Jones
//         Created:  Thu Dec 15 14:07:57 EST 2005
//

// user include files
#include "DataFormats/Provenance/interface/ParameterSetID.h"

// system include files
#include <string>

// forward declarations
namespace edm {
  namespace eventsetup {
    struct ComponentDescription {
      std::string label_;  // A human friendly string that uniquely identifies the label
      std::string type_;   // A human friendly string that uniquely identifies the name

      // ID of parameter set of the creator
      ParameterSetID pid_;

      unsigned int id_;

      bool isSource_;
      bool isLooper_;

      /* ----------- end of provenance information ------------- */

      ComponentDescription() : label_(), type_(), pid_(), id_(unknownID()), isSource_(false), isLooper_(false) {}

      ComponentDescription(
          std::string const& iType, std::string const& iLabel, unsigned int iId, bool iIsSource, bool iIsLooper = false)
          : label_(iLabel), type_(iType), pid_(), id_(iId), isSource_(iIsSource), isLooper_(iIsLooper) {}

      [[nodiscard]] static constexpr unsigned int unknownID() noexcept { return 0xFFFFFFFF; }

      bool operator<(ComponentDescription const& iRHS) const {
        return (type_ == iRHS.type_) ? (label_ < iRHS.label_) : (type_ < iRHS.type_);
      }
      bool operator==(ComponentDescription const& iRHS) const {
        return label_ == iRHS.label_ && type_ == iRHS.type_ && isSource_ == iRHS.isSource_;
      }
    };
  }  // namespace eventsetup
}  // namespace edm
#endif