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Registry.h

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#ifndef FWCore_ParameterSet_Registry_h
#define FWCore_ParameterSet_Registry_h

// ----------------------------------------------------------------------
// $Id: Registry.h,v 1.12 2008/04/29 21:37:49 paterno Exp $
//
// Declaration for pset::Registry. This is an implementation detail of
// the ParameterSet library.
//
// A Registry is used to keep track of the persistent form of all
// ParameterSets used a given program, so that they may be retrieved by
// ParameterSetID, and so they may be written to persistent storage.
// ----------------------------------------------------------------------

#include <map>

#include "DataFormats/Provenance/interface/ParameterSetID.h"
#include "DataFormats/Provenance/interface/ParameterSetBlob.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/ThreadSafeRegistry.h"



namespace edm
{
  namespace pset
  {

    class ProcessParameterSetIDCache
    {
    public:
      ProcessParameterSetIDCache() : id_() { }
      edm::ParameterSetID id() const { return id_; }
      void setID(ParameterSetID const& id) { id_ = id; }
    private:
      edm::ParameterSetID id_;      
    };

    typedef edm::detail::ThreadSafeRegistry<edm::ParameterSetID,
                                            edm::ParameterSet,
                                            ProcessParameterSetIDCache>
                                            Registry;



    bool insertParameterSetIntoRegistry(Registry* reg,
                                        edm::ParameterSet const& p);

    void loadAllNestedParameterSets(Registry* reg,
                                    edm::ParameterSet const& main);


    edm::ParameterSetID getProcessParameterSetID(Registry const* reg);

    typedef std::map<edm::ParameterSetID, edm::ParameterSetBlob> regmap_type;
    void fill(Registry* reg, regmap_type& fillme);

  }  // namespace pset

  ParameterSet getProcessParameterSet();

}  // namespace edm


#endif

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