PrintEventSetupDataRetrieval.cc

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// -*- C++ -*-
//
// Package:     Services
// Class  :     PrintEventSetupDataRetrieval
// 
// Implementation:
//     A service which prints which data from the EventSetup have been retrieved since the last time it checked
//
// Original Author:  Chris Jones
//         Created:  Thu Jul  9 14:30:13 CDT 2009
//

// system include files
#include <iostream>
#include <map>

// user include files
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/EventSetupRecord.h"
#include "FWCore/Framework/interface/ComponentDescription.h"
#include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/EventSetupRecordKey.h"
#include "FWCore/Framework/interface/DataKey.h"
#include "FWCore/Framework/interface/MakerMacros.h"


namespace edm {
   class PrintEventSetupDataRetrieval: public edm::one::EDAnalyzer<edm::one::WatchRuns,edm::one::WatchLuminosityBlocks> {
   public:
      PrintEventSetupDataRetrieval(edm::ParameterSet const&);
      
      void analyze( edm::Event const&, edm::EventSetup const&) override;
      
      void beginRun( edm::Run const&, edm::EventSetup const&) override;
      void endRun(edm::Run const&, edm::EventSetup const&) override;
      
      void beginLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&) override;
      void endLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&) override;
      
      static void fillDescriptions(edm::ConfigurationDescriptions & descriptions);
   private:
      void check(EventSetup const&);
      // ---------- member data --------------------------------
      typedef std::map<eventsetup::EventSetupRecordKey, std::pair<unsigned long long, std::map<eventsetup::DataKey,bool> > > RetrievedDataMap;
      
      RetrievedDataMap m_retrievedDataMap;
      std::vector<eventsetup::EventSetupRecordKey> m_recordKeys;
      const bool m_printProviders;
      const bool m_checkDuringBeginRun;
      const bool m_checkDuringBeginLumi;
      const bool m_checkDuringEvent;
      
   };
//
// constants, enums and typedefs
//

//
// static data member definitions
//

//
// constructors and destructor
//
   PrintEventSetupDataRetrieval::PrintEventSetupDataRetrieval(const ParameterSet& iPS):
    m_printProviders(iPS.getUntrackedParameter<bool>("printProviders")),
    m_checkDuringBeginRun(iPS.getUntrackedParameter<bool>("checkDuringBeginRun")),
    m_checkDuringBeginLumi(iPS.getUntrackedParameter<bool>("checkDuringBeginLumi")),
    m_checkDuringEvent(iPS.getUntrackedParameter<bool>("checkDuringEvent"))
   {
   }

// PrintEventSetupDataRetrieval::PrintEventSetupDataRetrieval(const PrintEventSetupDataRetrieval& rhs)
// {
//    // do actual copying here;
// }

   //PrintEventSetupDataRetrieval::~PrintEventSetupDataRetrieval()
   //{
   //}

   void PrintEventSetupDataRetrieval::fillDescriptions(edm::ConfigurationDescriptions & descriptions) {
      edm::ParameterSetDescription desc;
      desc.addUntracked<bool>("printProviders",false)->setComment(
      "If 'true' also print which ES module provides the data");
      desc.addUntracked<bool>("checkDuringBeginRun",false)->setComment(
       "If 'true' check for retrieved data during each begin run is processed");
      desc.addUntracked<bool>("checkDuringBeginLumi",false)->setComment(
       "If 'true' check for retrieved data during each begin lumi is processed");
      desc.addUntracked<bool>("checkDuringEvent",true)->setComment(
       "If 'true' check for retrieved data during an event is processed");
      descriptions.add("PrintEventSetupDataRetrieval", desc);
      descriptions.setComment("This analyzer reports when EventSetup data is retrieved by a module in the job.");
   }

//
// assignment operators
//
// const PrintEventSetupDataRetrieval& PrintEventSetupDataRetrieval::operator=(const PrintEventSetupDataRetrieval& rhs)
// {
//   //An exception safe implementation is
//   PrintEventSetupDataRetrieval temp(rhs);
//   swap(rhs);
//
//   return *this;
// }

//
// member functions
//
   void 
   PrintEventSetupDataRetrieval::analyze(Event const&, EventSetup const& iES) {
      if(m_checkDuringEvent) { check(iES); }
   }

   void 
   PrintEventSetupDataRetrieval::beginRun(Run const&, EventSetup const& iES) {
      if(m_checkDuringBeginRun) { check(iES); }
   }

   void
   PrintEventSetupDataRetrieval::endRun(Run const&, EventSetup const&) {
   }

   void
   PrintEventSetupDataRetrieval::beginLuminosityBlock(LuminosityBlock const&, EventSetup const& iES) {
      if(m_checkDuringBeginLumi) { check(iES); }
   }

   void
   PrintEventSetupDataRetrieval::endLuminosityBlock(LuminosityBlock const&, EventSetup const&) {
   }

   void PrintEventSetupDataRetrieval::check(EventSetup const& iES) {
      //std::cout <<"postProcessEvent"<<std::endl;
      m_recordKeys.clear();
      iES.fillAvailableRecordKeys(m_recordKeys);
      
      std::unique_ptr<LogSystem> msg;
      for(std::vector<eventsetup::EventSetupRecordKey>::const_iterator it = m_recordKeys.begin(), itEnd = m_recordKeys.end();
          it != itEnd;
          ++it) {
         //std::cout <<"  "<<it->name()<<std::endl;
         const eventsetup::EventSetupRecord* r = iES.find(*it);
         assert(r != nullptr);
         
         RetrievedDataMap::iterator itRetrievedData =  m_retrievedDataMap.find(*it);
         if(itRetrievedData == m_retrievedDataMap.end()) {
            itRetrievedData = m_retrievedDataMap.insert(std::make_pair(*it,std::pair<unsigned long long, std::map<eventsetup::DataKey,bool> >())).first;
            itRetrievedData->second.first = r->cacheIdentifier();
            std::vector<eventsetup::DataKey> keys;
            r->fillRegisteredDataKeys(keys);
            for(std::vector<eventsetup::DataKey>::const_iterator itData = keys.begin(), itDataEnd = keys.end();
                itData != itDataEnd;
                ++itData) {
               itRetrievedData->second.second.insert(std::make_pair(*itData,false));
            }
         }
         RetrievedDataMap::value_type& retrievedData = *itRetrievedData;
         if(itRetrievedData->second.first != r->cacheIdentifier()) {
            itRetrievedData->second.first = r->cacheIdentifier();
            for(std::map<eventsetup::DataKey,bool>::iterator itDatum = retrievedData.second.second.begin(), itDatumEnd = retrievedData.second.second.end();
                itDatum != itDatumEnd;
                ++itDatum) {
               itDatum->second = false;
            }
         }
         
         for(std::map<eventsetup::DataKey,bool>::iterator itDatum = retrievedData.second.second.begin(), itDatumEnd = retrievedData.second.second.end();
            itDatum != itDatumEnd;
            ++itDatum) {
            bool wasGotten = r->wasGotten(itDatum->first);
            if (wasGotten != itDatum->second) {
               if (not msg)
                  msg.reset(new LogSystem("ESContent"));
               else
                  *msg << "\n";
               itDatum->second = wasGotten;
               *msg << "Retrieved> record:" << it->name() << " data:" << itDatum->first.type().name() << " '" << itDatum->first.name().value() << "'";
               if (m_printProviders) {
                  const edm::eventsetup::ComponentDescription* d = r->providerDescription(itDatum->first);
                  assert(nullptr != d);
                  *msg << " provider:" << d->type_ << " '" << d->label_ << "'";
               }
            }
         }
      }
   }

//
// const member functions
//

//
// static member functions
//
}

//define this as a plug-in
using edm::PrintEventSetupDataRetrieval;
DEFINE_FWK_MODULE(PrintEventSetupDataRetrieval);