#include <DQMFileLoader.h>

Inheritance diagram for DQMFileLoader:

Classes
struct	cfgEntryFileSet
Public Member Functions
virtual void	analyze (const edm::Event &, const edm::EventSetup &)
	DQMFileLoader (const edm::ParameterSet &)
virtual void	endJob ()
virtual	~DQMFileLoader ()
Private Types
typedef std::set< std::string >	sstring
typedef std::vector< std::string >	vstring
Private Attributes
int	cfgError_
std::map< std::string, cfgEntryFileSet >	fileSets_
std::map< std::string, sstring >	subDirectoryMap_

Detailed Description

Class to load DQM monitoring elements from ROOT files into DQMStore

Date:: 2008/12/19 19:05:50

Revision:: 1.1

Author:: Christian Veelken, UC Davis

Definition at line 26 of file DQMFileLoader.h.

Member Typedef Documentation

typedef std::set<std::string> DQMFileLoader::sstring [private]

Definition at line 29 of file DQMFileLoader.h.

typedef std::vector<std::string> DQMFileLoader::vstring [private]

Definition at line 28 of file DQMFileLoader.h.

Constructor & Destructor Documentation

DQMFileLoader::DQMFileLoader ( const edm::ParameterSet & cfg ) [explicit]

Definition at line 122 of file DQMFileLoader.cc.

References cfgError_, gather_cfg::cout, edmPickEvents::fileSet, and fileSets_.

{
  std::cout << "<DQMFileLoader::DQMFileLoader>:" << std::endl;

  cfgError_ = 0;

//--- configure fileSets  
  //std::cout << "--> configuring fileSets..." << std::endl;
  readCfgParameter<cfgEntryFileSet>(cfg, fileSets_);
  
//--- check that dqmDirectory_store configuration parameters are specified for all fileSets,
//    unless there is only one fileSet to be loaded
//    (otherwise histograms of different fileSets get overwritten,
//     once histograms of the next fileSet are loaded)
  for ( std::map<std::string, cfgEntryFileSet>::const_iterator fileSet = fileSets_.begin();
        fileSet != fileSets_.end(); ++fileSet ) {
    if ( fileSet->second.dqmDirectory_store_ == "" && fileSets_.size() > 1 ) {
      edm::LogError ("DQMFileLoader") << " dqmDirectory_store undefined for fileSet = " << fileSet->second.name_ << " !!";
      cfgError_ = 1;
      break;
    }
  }

  std::cout << "done." << std::endl;
}

DQMFileLoader::~DQMFileLoader ( ) [virtual]

Definition at line 148 of file DQMFileLoader.cc.

{
// nothing to be done yet...
}

Member Function Documentation

void DQMFileLoader::analyze	(	const edm::Event &	,
		const edm::EventSetup &
	)		`[virtual]`

Implements edm::EDAnalyzer.

Definition at line 153 of file DQMFileLoader.cc.

{
// nothing to be done yet...
}

void DQMFileLoader::endJob ( void ) [virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 158 of file DQMFileLoader.cc.

References cfgError_, gather_cfg::cout, createBeamHaloJobs::directory, TrackerOfflineValidation_Dqm_cff::dirName, dqmCopyRecursively(), dqmDirectoryName(), dqmRootDirectory, dqmRootDirectory_inTFile, dqmSubDirectoryName_merged(), edmPickEvents::fileSet, fileSets_, DQMStore::getSubdirs(), analyzePatCleaning_cfg::inputFile, mapSubDirectoryStructure(), mode, VarParsing::obj, DQMStore::open(), DQMStore::setCurrentFolder(), DQMStore::showDirStructure(), subDirectoryMap_, and verbosity.

{
  std::cout << "<DQMFileLoader::endJob>:" << std::endl;

//--- check that configuration parameters contain no errors
  if ( cfgError_ ) {
    edm::LogError ("endJob") << " Error in Configuration ParameterSet" 
                             << " --> histograms will NOT be loaded !!";
    return;
  }

//--- check that DQMStore service is available
  if ( !edm::Service<DQMStore>().isAvailable() ) {
    edm::LogError ("endJob") << " Failed to access dqmStore" 
                             << " --> histograms will NOT be loaded !!";
    return;
  }

//--- stop ROOT from keeping references to all histograms
  //TH1::AddDirectory(false);

//--- check that inputFiles exist;
//    store list of directories existing in inputFile,
//    in order to separate histogram directories existing in the inputFile from directories existing in DQMStore
//    when calling recursive function dqmCopyRecursively
  for ( std::map<std::string, cfgEntryFileSet>::const_iterator fileSet = fileSets_.begin();
        fileSet != fileSets_.end(); ++fileSet ) {
    for ( vstring::const_iterator inputFileName = fileSet->second.inputFileNames_.begin();
          inputFileName != fileSet->second.inputFileNames_.end(); ++inputFileName ) {
      //std::cout << " checking inputFile = " << (*inputFileName) << std::endl;
      TFile inputFile(inputFileName->data());
      if ( inputFile.IsZombie() ) {
        edm::LogError ("endJob") << " Failed to open inputFile = " << (*inputFileName) 
                                 << "--> histograms will NOT be loaded !!";
        return;
      }
 
      TObject* obj = inputFile.Get(dqmRootDirectory_inTFile.data());
      //std::cout << " obj = " << obj << std::endl;
      if ( TDirectory* directory = dynamic_cast<TDirectory*>(obj) ) {
        mapSubDirectoryStructure(directory, dqmRootDirectory, subDirectoryMap_[*inputFileName]);
      } else {
        edm::LogError ("endJob") << " Failed to access " << dqmRootDirectory_inTFile << " in inputFile = " << (*inputFileName) 
                                 << "--> histograms will NOT be loaded !!";
        return;
      }

      inputFile.Close();
    }
  }
  
  //for ( std::map<std::string, sstring>::const_iterator inputFile = subDirectoryMap_.begin();
  //      inputFile != subDirectoryMap_.end(); ++inputFile ) {
  //  std::cout << "inputFile = " << inputFile->first << ":" << std::endl;
  //  for ( sstring::const_iterator directory = inputFile->second.begin();
  //        directory != inputFile->second.end(); ++directory ) {
  //    std::cout << " " << (*directory) << std::endl;
  //  }
  //}

//--- load histograms from file
  //std::cout << "--> loading histograms from file..." << std::endl;
  DQMStore& dqmStore = (*edm::Service<DQMStore>());
  for ( std::map<std::string, cfgEntryFileSet>::const_iterator fileSet = fileSets_.begin();
        fileSet != fileSets_.end(); ++fileSet ) {
    for ( vstring::const_iterator inputFileName = fileSet->second.inputFileNames_.begin();
          inputFileName != fileSet->second.inputFileNames_.end(); ++inputFileName ) {
      if ( verbosity ) std::cout << " opening inputFile = " << (*inputFileName) << std::endl;
      dqmStore.open(*inputFileName, true);

      //if ( verbosity ) dqmStore.showDirStructure();
      
//--- if dqmDirectory_store specified in configuration parameters,
//    move histograms from dqmRootDirectory to dqmDirectory_store
//    (if the histograms are not moved, the histograms get overwritten,
//     the next time DQMStore::open is called)
      if ( fileSet->second.dqmDirectory_store_ != "" ) {
        std::string inputDirectory = dqmRootDirectory;
        //std::cout << "inputDirectory = " << inputDirectory << std::endl;
        std::string outputDirectory = dqmDirectoryName(std::string(inputDirectory)).append(fileSet->second.dqmDirectory_store_);
        //std::cout << "outputDirectory = " << outputDirectory << std::endl;

        dqmStore.setCurrentFolder(inputDirectory);
        std::vector<std::string> dirNames = dqmStore.getSubdirs();
        for ( std::vector<std::string>::const_iterator dirName = dirNames.begin();
              dirName != dirNames.end(); ++dirName ) {
          std::string subDirName = dqmSubDirectoryName_merged(inputDirectory, *dirName);
          //std::cout << " subDirName = " << subDirName << std::endl;
          
          const sstring& subDirectories = subDirectoryMap_[*inputFileName];
          if ( subDirectories.find(subDirName) != subDirectories.end() ) {
            std::string inputDirName_full = dqmDirectoryName(inputDirectory).append(subDirName);
            //std::cout << " inputDirName_full = " << inputDirName_full << std::endl;
            
            std::string outputDirName_full = dqmDirectoryName(outputDirectory).append(subDirName);
            //std::cout << " outputDirName_full = " << outputDirName_full << std::endl;

//--- load histograms contained in inputFile into inputDirectory;
//    when processing first inputFile, check that histograms in outputDirectory do not yet exist;
//    add histograms in inputFile to those in outputDirectory afterwards;
//    clear inputDirectory once finished processing all inputFiles.
            int mode = ( inputFileName == fileSet->second.inputFileNames_.begin() ) ? 1 : 3;
            dqmCopyRecursively(dqmStore, inputDirName_full, outputDirName_full, fileSet->second.scaleFactor_, mode, true);
          }
        }
      }
    }
  }

  std::cout << "done." << std::endl; 
  if ( verbosity ) dqmStore.showDirStructure();
}