ModuleDescription.h

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#ifndef DataFormats_Provenance_ModuleDescription_h
#define DataFormats_Provenance_ModuleDescription_h
 
/*----------------------------------------------------------------------
 
ModuleDescription: The description of a producer module.
 
----------------------------------------------------------------------*/
#include "DataFormats/Provenance/interface/ParameterSetID.h"
#include "DataFormats/Provenance/interface/ProcessConfiguration.h"
 
#include <iosfwd>
#include <limits>
#include <string>
 
namespace edm {
 
  // once a module is born, these parts of the module's product provenance
  // are constant   (change to ModuleDescription)
 
  class ModuleDescription {
  public:
    ModuleDescription();
 
    ModuleDescription(std::string const& modName, std::string const& modLabel);
 
    ModuleDescription(std::string const& modName, std::string const& modLabel, ProcessConfiguration const* procConfig);
 
    ModuleDescription(ParameterSetID const& pid, std::string const& modName, std::string const& modLabel);
 
    ModuleDescription(ParameterSetID const& pid,
                      std::string const& modName,
                      std::string const& modLabel,
                      ProcessConfiguration const* procConfig,
                      unsigned int modID);
 
    ~ModuleDescription();
 
    void write(std::ostream& os) const;
 
    ParameterSetID const& parameterSetID() const { return parameterSetID_; }
    std::string const& moduleName() const { return moduleName_; }
    std::string const& moduleLabel() const { return moduleLabel_; }
    unsigned int id() const { return id_; }
    ProcessConfiguration const& processConfiguration() const;
 
    std::string const& processName() const;
    std::string const& releaseVersion() const;
    std::string const& passID() const;
    ParameterSetID const& mainParameterSetID() const;
 
    // compiler-written copy c'tor, assignment, and d'tor are correct.
 
    bool operator<(ModuleDescription const& rh) const;
 
    bool operator==(ModuleDescription const& rh) const;
 
    bool operator!=(ModuleDescription const& rh) const;
 
    static unsigned int getUniqueID();
 
    static constexpr unsigned int invalidID() { return std::numeric_limits<unsigned int>::max(); }
 
  private:
    // ID of parameter set of the creator
    ParameterSetID parameterSetID_;
 
    // The class name of the creator
    std::string moduleName_;
 
    // A human friendly string that uniquely identifies the EDProducer
    // and becomes part of the identity of a product that it produces
    std::string moduleLabel_;
 
    // The process configuration.
    ProcessConfiguration const* processConfigurationPtr_;
 
    unsigned int id_;
  };
 
  inline std::ostream& operator<<(std::ostream& os, ModuleDescription const& p) {
    p.write(os);
    return os;
  }
 
}  // namespace edm
#endif