/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/DQM/TrackingMonitor/src/LogMessageMonitor.cc

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// -*- C++ -*-
//
// Package:    LogMessageMonitor
// Class:      LogMessageMonitor
// 
//
// Original Author:  Mia Tosi,40 3-B32,+41227671609,
//         Created:  Thu Mar  8 14:34:13 CET 2012
// $Id: LogMessageMonitor.cc,v 1.4 2012/10/27 20:40:08 tosi Exp $
//
//

#include "DQM/TrackingMonitor/interface/LogMessageMonitor.h"

#include "DQMServices/Core/interface/DQMStore.h"
#include "DQMServices/Core/interface/MonitorElement.h"
#include "DataFormats/Common/interface/Handle.h"

#include "FWCore/MessageLogger/interface/ELseverityLevel.h"
#include "FWCore/MessageLogger/interface/ELstring.h"
#include "FWCore/MessageLogger/interface/ErrorSummaryEntry.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "DQM/TrackingMonitor/interface/GetLumi.h"
#include "CommonTools/TriggerUtils/interface/GenericTriggerEventFlag.h"
//
// constants, enums and typedefs
//

//
// static data member definitions
//

//
// constructors and destructor
//
LogMessageMonitor::LogMessageMonitor(const edm::ParameterSet& iConfig)
  : dqmStore_( edm::Service<DQMStore>().operator->() )
  , conf_ ( iConfig )
  , pluginsMonName_    ( iConfig.getParameter<std::string>              ("pluginsMonName")  )
  , modules_vector_    ( iConfig.getParameter<std::vector<std::string> >("modules")         )
  , categories_vector_ ( iConfig.getParameter<std::vector<std::string> >("categories")      )
  , doWarningsPlots_   ( iConfig.getParameter<bool>                     ("doWarningsPlots") )
  , doPUmonitoring_    ( iConfig.getParameter<bool>                     ("doPUmonitoring")  ) 
{
   //now do what ever initialization is needed
  lumiDetails_         = new GetLumi( iConfig.getParameter<edm::ParameterSet>("BXlumiSetup") ); 
  genTriggerEventFlag_ = new GenericTriggerEventFlag(iConfig);
}


LogMessageMonitor::~LogMessageMonitor()
{
 
   // do anything here that needs to be done at desctruction time
   // (e.g. close files, deallocate resources etc.)
  //  if ( lumiDetails_         ) delete lumiDetails_;
  if ( genTriggerEventFlag_ ) delete genTriggerEventFlag_;

}


//
// member functions
//

// ------------ method called for each event  ------------
void
LogMessageMonitor::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup)
{

  // Filter out events if Trigger Filtering is requested
  if (genTriggerEventFlag_->on()&& ! genTriggerEventFlag_->accept( iEvent, iSetup) ) return;

  double BXlumi = -1.;
  if ( doPUmonitoring_ )
    lumiDetails_->getValue(iEvent);
  
    // Take the ErrorSummaryEntry container
  edm::Handle<std::vector<edm::ErrorSummaryEntry> >  errors;
  iEvent.getByLabel("logErrorHarvester",errors);
  // Check that errors is valid
  if(!errors.isValid()) return; 
  // Compare severity level of error with ELseveritylevel instance el : "-e" should be the lowest error
  edm::ELseverityLevel el("-e");
  
  // Find the total number of errors in iEvent
  if(errors->size()==0){
    if ( doPUmonitoring_ ) {
      for(size_t i = 0; i < modulesMap.size(); i++) {
        ModulesErrorsVsBXlumi[i] -> Fill(BXlumi,0.);
        if ( doWarningsPlots_ )
          ModulesWarningsVsBXlumi[i] -> Fill(BXlumi,0.);
      }
    }
  } else {

    size_t nCategories = categories_vector_.size();

    for( size_t i = 0, n = errors->size(); i < n ; i++){    
      
      //      std::cout << "LogMessageMonitor::analyze] Severity for error/warning: " << (*errors)[i].severity << " " <<(*errors)[i].module  << std::endl;
      // remove the first part of the module string, what is before ":"
      std::string s = (*errors)[i].module;
      size_t pos = s.find(':');
      std::string s_module = s.substr(pos+1,s.size());
      std::map<std::string,int>::const_iterator it = modulesMap.find(s_module);
      if (it!=modulesMap.end()){
        //      std::cout << "LogMessageMonitor::analyze] it: " << " --> " << s_module << std::endl;

        // IF THIS IS AN ERROR on the ELseverityLevel SCALE, FILL ERROR HISTS
        if((*errors)[i].severity.getLevel() >= edm::ELseverityLevel::ELsev_error) {
          if ( doPUmonitoring_ )
            ModulesErrorsVsBXlumi[it->second]->Fill (BXlumi, (*errors)[i].count);

          // loop over the different categories of errors
          // defined by configuration file
          // if the category is not in the given list
          // it fills the bin "others"
          TString module = it->first;
          TString category = (*errors)[i].category;
          int ibinX = CategoriesVsModules->getTH1()->GetXaxis()->FindBin(module);
          int ibinY = CategoriesVsModules->getTH1()->GetYaxis()->FindBin(category);
          /*
          std::cout << "LogMessageMonitor::analyze] ibinX: " << ibinX << " it->second: " << it->second << " it->first: " << it->first << std::endl;
          std::cout << "LogMessageMonitor::analyze] ibinY: " << ibinY << " (*errors)[i].category: " << (*errors)[i].category << std::endl;
          size_t nbinsX = CategoriesVsModules->getTH1()->GetNbinsX();
          for (size_t bin = 1; bin<=nbinsX; bin++) {
            std::cout << "binX" << bin << ": " << CategoriesVsModules->getTH1()->GetXaxis()->GetBinLabel(bin) << std::endl;
          }
          size_t nbinsY = CategoriesVsModules->getTH1()->GetNbinsY();
          for (size_t bin = 1; bin<=nbinsY; bin++) {
            std::cout << "binY" << bin << ": " << CategoriesVsModules->getTH1()->GetYaxis()->GetBinLabel(bin) << std::endl;
          }
          */
          if ( ibinY>0 ) {
            int ncount = CategoriesVsModules->getTH1()->GetBinContent(ibinX,ibinY)+1;
            CategoriesVsModules->getTH1()->SetBinContent(ibinX,ibinY,ncount);
          } else {
            int ncount = CategoriesVsModules->getTH1()->GetBinContent(ibinX,nCategories)+1;
            CategoriesVsModules->getTH1()->SetBinContent(ibinX,nCategories,ncount);               
          }
        } else {
          // IF ONLY WARNING, FILL WARNING HISTS
          if ( doWarningsPlots_ ) 
            if ( doPUmonitoring_ )
              ModulesWarningsVsBXlumi[it->second]->Fill(BXlumi, (*errors)[i].count);
        }
      }
    }
  }
}


// ------------ method called once each job just before starting event loop  ------------
void 
LogMessageMonitor::beginJob()
{
   std::string MEFolderName = conf_.getParameter<std::string>("LogFolderName"); 

   dqmStore_->setCurrentFolder(MEFolderName);

   categories_vector_.push_back("others");
   size_t nModules    = modules_vector_.size();
   size_t nCategories = categories_vector_.size();

   histname = pluginsMonName_+"ErrorsVsModules";
   CategoriesVsModules = dqmStore_->book2D(histname, histname, nModules, 0., double(nModules), nCategories, 0., double(nCategories) );
   CategoriesVsModules->setAxisTitle("modules",1);
   for (size_t imodule = 0; imodule < nModules; imodule++)
     CategoriesVsModules->setBinLabel(imodule+1,modules_vector_[imodule],1);
   CategoriesVsModules->setAxisTitle("categories",2);
   //   CategoriesVsModules->getTH1()->GetXaxis()->LabelsOption("v");
   for (size_t icategories = 0; icategories < nCategories; icategories++)
     CategoriesVsModules->setBinLabel(icategories+1,categories_vector_[icategories],2);
   
   // MAKE MODULEMAP USING INPUT FROM CFG FILE
   for (size_t i = 0; i < modules_vector_.size(); i++){
     modulesMap.insert( std::pair<std::string,int>(modules_vector_[i],i) );
   }

   if ( doPUmonitoring_ ) {
     // BOOK THE HISTOGRAMS
     // get binning from the configuration
     edm::ParameterSet BXlumiParameters = conf_.getParameter<edm::ParameterSet>("BXlumiSetup");
     int    BXlumiBin   = BXlumiParameters.getParameter<int>("BXlumiBin");
     double BXlumiMin   = BXlumiParameters.getParameter<double>("BXlumiMin");
     double BXlumiMax   = BXlumiParameters.getParameter<double>("BXlumiMax");
   
     size_t i = 0;
     for(std::map<std::string,int>::const_iterator it = modulesMap.begin();
         it != modulesMap.end(); ++it, i++){ 
       
       dqmStore_->setCurrentFolder(MEFolderName + "/PUmonitoring/Errors");      
       
       histname = "errorsVsBXlumi_" + it->first;
       ModulesErrorsVsBXlumi.push_back( dynamic_cast<MonitorElement*>(dqmStore_->bookProfile( histname, histname, BXlumiBin, BXlumiMin, BXlumiMax, 0.,100, "")) );
       ModulesErrorsVsBXlumi[i] -> setAxisTitle("BXlumi [10^{30} Hz cm^{-2}]", 1);
       ModulesErrorsVsBXlumi[i] -> setAxisTitle("Mean number of errors", 2);
       
       if ( doWarningsPlots_ ) {
         dqmStore_->setCurrentFolder(MEFolderName + "/PUmonitoring/Warnings");      
         
         histname = "warningVsBXlumi_" + it->first;
         ModulesWarningsVsBXlumi.push_back( dynamic_cast<MonitorElement*>(dqmStore_->bookProfile( histname, histname, BXlumiBin, BXlumiMin, BXlumiMax, 0.,100, "")) );
         ModulesWarningsVsBXlumi[i] -> setAxisTitle("BXlumi [10^{30} Hz cm^{-2}]", 1);
         ModulesWarningsVsBXlumi[i] -> setAxisTitle("Mean number of warnings", 2);
       }
     }   
   }

}

// ------------ method called once each job just after ending the event loop  ------------
void 
LogMessageMonitor::endJob() 
{
    bool outputMEsInRootFile   = conf_.getParameter<bool>("OutputMEsInRootFile");
    std::string outputFileName = conf_.getParameter<std::string>("OutputFileName");
    if(outputMEsInRootFile)
    {
        dqmStore_->showDirStructure();
        dqmStore_->save(outputFileName);
    }
}

// ------------ method called when starting to processes a run  ------------
void 
LogMessageMonitor::beginRun(const edm::Run& iRun, const edm::EventSetup& iSetup)
{
  if ( genTriggerEventFlag_->on() ) genTriggerEventFlag_->initRun( iRun, iSetup );
}

// ------------ method called when ending the processing of a run  ------------
void 
LogMessageMonitor::endRun(edm::Run const&, edm::EventSetup const&)
{
}

// ------------ method called when starting to processes a luminosity block  ------------
void 
LogMessageMonitor::beginLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&)
{
}

// ------------ method called when ending the processing of a luminosity block  ------------
void 
LogMessageMonitor::endLuminosityBlock(edm::LuminosityBlock const&, edm::EventSetup const&)
{
}

// ------------ method fills 'descriptions' with the allowed parameters for the module  ------------
void
LogMessageMonitor::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
  //The following says we do not know what parameters are allowed so do no validation
  // Please change this to state exactly what you do use, even if it is no parameters
  edm::ParameterSetDescription desc;
  desc.setUnknown();
  descriptions.addDefault(desc);
}

DEFINE_FWK_MODULE(LogMessageMonitor);