EDAnalyzerBase.h

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#ifndef FWCore_Framework_limited_EDAnalyzerBase_h
#define FWCore_Framework_limited_EDAnalyzerBase_h
// -*- C++ -*-
//
// Package:     FWCore/Framework
// Class  :     EDAnalyzerBase
// 
//
// Original Author:  Chris Jones
//         Created:  Thu, 18 Jul 2013 11:51:14 GMT
//

// system include files

// user include files
#include "FWCore/Framework/interface/EDConsumerBase.h"
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "DataFormats/Provenance/interface/ModuleDescription.h"
#include "FWCore/ParameterSet/interface/ParameterSetfwd.h"
#include "FWCore/Concurrency/interface/LimitedTaskQueue.h"

// forward declarations

namespace edm {
  class ModuleCallingContext;
  class PreallocationConfiguration;
  class StreamID;
  class ActivityRegistry;
  class ProductRegistry;
  class ThinnedAssociationsHelper;
  class WaitingTask;

  namespace maker {
    template<typename T> class ModuleHolderT;
  }

  namespace limited {
    
    class EDAnalyzerBase : public EDConsumerBase
    {
      
    public:
      template <typename T> friend class edm::WorkerT;
      template <typename T> friend class edm::maker::ModuleHolderT;
      typedef EDAnalyzerBase ModuleType;

      EDAnalyzerBase(ParameterSet const& pset);
      ~EDAnalyzerBase() override;

      static void fillDescriptions(ConfigurationDescriptions& descriptions);
      static void prevalidate(ConfigurationDescriptions& descriptions);
      static const std::string& baseType();

      // Warning: the returned moduleDescription will be invalid during construction
      ModuleDescription const& moduleDescription() const { return moduleDescription_; }
      
      virtual bool wantsGlobalRuns() const =0;
      virtual bool wantsGlobalLuminosityBlocks() const =0;
      virtual bool wantsStreamRuns() const =0;
      virtual bool wantsStreamLuminosityBlocks() const =0;

      unsigned int concurrencyLimit() const { return queue_.concurrencyLimit(); }

      LimitedTaskQueue& queue() {
        return queue_;
      }
    private:
      bool doEvent(EventPrincipal const& ep, EventSetup const& c,
                   ActivityRegistry*,
                   ModuleCallingContext const*);
      //For now this is a placeholder
      /*virtual*/ void preActionBeforeRunEventAsync(WaitingTask* iTask, ModuleCallingContext const& iModuleCallingContext, Principal const& iPrincipal) const {}

      void doPreallocate(PreallocationConfiguration const&);
      void doBeginJob();
      void doEndJob();
      
      void doBeginStream(StreamID id);
      void doEndStream(StreamID id);
      void doStreamBeginRun(StreamID id,
                            RunPrincipal const& ep,
                            EventSetup const& c,
                            ModuleCallingContext const*);
      void doStreamEndRun(StreamID id,
                          RunPrincipal const& ep,
                          EventSetup const& c,
                          ModuleCallingContext const*);
      void doStreamBeginLuminosityBlock(StreamID id,
                                        LuminosityBlockPrincipal const& ep,
                                        EventSetup const& c,
                                        ModuleCallingContext const*);
      void doStreamEndLuminosityBlock(StreamID id,
                                      LuminosityBlockPrincipal const& ep,
                                      EventSetup const& c,
                                      ModuleCallingContext const*);

      
      void doBeginRun(RunPrincipal const& rp, EventSetup const& c,
                      ModuleCallingContext const*);
      void doEndRun(RunPrincipal const& rp, EventSetup const& c,
                    ModuleCallingContext const*);
      void doBeginLuminosityBlock(LuminosityBlockPrincipal const& lbp, EventSetup const& c,
                                  ModuleCallingContext const*);
      void doEndLuminosityBlock(LuminosityBlockPrincipal const& lbp, EventSetup const& c,
                                ModuleCallingContext const*);
      
      //For now, the following are just dummy implemenations with no ability for users to override
      void doRespondToOpenInputFile(FileBlock const& fb);
      void doRespondToCloseInputFile(FileBlock const& fb);
      void doRegisterThinnedAssociations(ProductRegistry const&,
                                         ThinnedAssociationsHelper&) { }

      void registerProductsAndCallbacks(EDAnalyzerBase* module, ProductRegistry* reg);
      std::string workerType() const {return "WorkerT<EDAnalyzer>";}
      
      virtual void analyze(StreamID, Event const& , EventSetup const&) const= 0;
      virtual void beginJob() {}
      virtual void endJob(){}
      

      virtual void preallocStreams(unsigned int);
      virtual void preallocate(PreallocationConfiguration const&);
      virtual void doBeginStream_(StreamID id);
      virtual void doEndStream_(StreamID id);
      virtual void doStreamBeginRun_(StreamID id, Run const& rp, EventSetup const& c);
      virtual void doStreamEndRun_(StreamID id, Run const& rp, EventSetup const& c);
      virtual void doStreamEndRunSummary_(StreamID id, Run const& rp, EventSetup const& c);
      virtual void doStreamBeginLuminosityBlock_(StreamID id, LuminosityBlock const& lbp, EventSetup const& c);
      virtual void doStreamEndLuminosityBlock_(StreamID id, LuminosityBlock const& lbp, EventSetup const& c);
      virtual void doStreamEndLuminosityBlockSummary_(StreamID id, LuminosityBlock const& lbp, EventSetup const& c);

      virtual void doBeginRun_(Run const& rp, EventSetup const& c);
      virtual void doBeginRunSummary_(Run const& rp, EventSetup const& c);
      virtual void doEndRunSummary_(Run const& rp, EventSetup const& c);
      virtual void doEndRun_(Run const& rp, EventSetup const& c);
      virtual void doBeginLuminosityBlock_(LuminosityBlock const& lbp, EventSetup const& c);
      virtual void doBeginLuminosityBlockSummary_(LuminosityBlock const& rp, EventSetup const& c);
      virtual void doEndLuminosityBlockSummary_(LuminosityBlock const& lb, EventSetup const& c);
      virtual void doEndLuminosityBlock_(LuminosityBlock const& lb, EventSetup const& c);

      bool hasAcquire() const { return false; }

      void setModuleDescription(ModuleDescription const& md) {
        moduleDescription_ = md;
      }
      ModuleDescription moduleDescription_;

      std::function<void(BranchDescription const&)> callWhenNewProductsRegistered_;
      
      LimitedTaskQueue queue_;
    };

  }
}

#endif