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// $Id: RunLumiSelectionMod.cc,v 1.1 2010/05/03 11:36:01 bendavid Exp $
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#include <boost/property_tree/ptree.hpp>
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#include <boost/property_tree/json_parser.hpp>
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#include <boost/lexical_cast.hpp>
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#include "MitAna/PhysicsMod/interface/RunLumiSelectionMod.h"
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#include <TFile.h>
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#include <TTree.h>
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#include "MitAna/DataTree/interface/Names.h"
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using namespace mithep;
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ClassImp(mithep::RunLumiSelectionMod)
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//--------------------------------------------------------------------------------------------------
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RunLumiSelectionMod::RunLumiSelectionMod(const char *name, const char *title) :
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BaseMod(name,title),
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fAbort(kTRUE),
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fAcceptMC(kFALSE),
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fNEvents(0),
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fNAcceped(0),
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fNFailed(0),
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fAcceptCurrentRunLumi(kFALSE)
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{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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RunLumiSelectionMod::~RunLumiSelectionMod()
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{
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// Destructor.
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}
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//--------------------------------------------------------------------------------------------------
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void RunLumiSelectionMod::BeginRun()
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{
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}
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//--------------------------------------------------------------------------------------------------
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void RunLumiSelectionMod::Process()
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{
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// Increment counters and stop further processing of an event if current run is excluded
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++fNEvents;
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RunLumiPairType runLumi(GetEventHeader()->RunNum(),GetEventHeader()->LumiSec());
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//check decision only if lumi section has changed
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if (runLumi != fCurrentRunLumi) {
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fAcceptCurrentRunLumi = kFALSE;
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//check for MC default accept
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if (fAcceptMC && GetEventHeader()->IsMC()) {
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fAcceptCurrentRunLumi = kTRUE;
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}
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else {
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//check if run is included
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MapType::const_iterator it = fAcceptedRunsLumis.find(runLumi.first);
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if (it!=fAcceptedRunsLumis.end()) {
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//check lumis
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const MapType::mapped_type &lumiPairList = it->second;
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for (MapType::mapped_type::const_iterator jt = lumiPairList.begin(); jt<lumiPairList.end(); ++jt) {
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if (runLumi.second >= jt->first && runLumi.second <= jt->second) {
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//found lumi in accepted range
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fAcceptCurrentRunLumi = kTRUE;
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}
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}
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}
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else {
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//run not in JSON file, reject it
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fAcceptCurrentRunLumi = kFALSE;
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}
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}
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fCurrentRunLumi = runLumi;
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if (0) {
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printf("Run %u, Lumi %u, accepted = %i\n",runLumi.first,runLumi.second,fAcceptCurrentRunLumi);
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}
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}
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// take action if failed
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if (!fAcceptCurrentRunLumi) {
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++fNFailed;
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OnFailed();
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if (fAbort) {
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SkipEvent(); // abort processing of this event by sub-modules
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}
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return;
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}
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// take action if accepted
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++fNAcceped;
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IncNEventsProcessed();
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OnAccepted();
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}
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//--------------------------------------------------------------------------------------------------
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void RunLumiSelectionMod::SlaveBegin()
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{
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}
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//--------------------------------------------------------------------------------------------------
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void RunLumiSelectionMod::SlaveTerminate()
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{
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// Save number of accepted events.
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SaveNEventsProcessed();
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}
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//--------------------------------------------------------------------------------------------------
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void RunLumiSelectionMod::AddJSONFile(const std::string &filepath)
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{
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//read json file into boost property tree
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boost::property_tree::ptree jsonTree;
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boost::property_tree::read_json(filepath,jsonTree);
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//loop through boost property tree and fill the MapType structure with the list of good lumi
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//ranges for each run
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for (boost::property_tree::ptree::const_iterator it = jsonTree.begin(); it!=jsonTree.end(); ++it) {
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UInt_t runNumber = boost::lexical_cast<UInt_t>(it->first);
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MapType::mapped_type &lumiPairList = fAcceptedRunsLumis[runNumber];
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boost::property_tree::ptree lumiPairListTree = it->second;
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for (boost::property_tree::ptree::const_iterator jt = lumiPairListTree.begin(); jt!=lumiPairListTree.end(); ++jt) {
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boost::property_tree::ptree lumiPairTree = jt->second;
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if (lumiPairTree.size()==2) {
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UInt_t firstLumi = boost::lexical_cast<UInt_t>(lumiPairTree.begin()->second.data());
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UInt_t lastLumi = boost::lexical_cast<UInt_t>((++lumiPairTree.begin())->second.data());
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lumiPairList.push_back(std::pair<UInt_t,UInt_t>(firstLumi,lastLumi));
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}
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}
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}
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//dump run and lumi ranges from MapType structure to verify correct json parsing
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if (0) {
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printf("Iterating over parsed JSON:\n");
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for (MapType::const_iterator it = fAcceptedRunsLumis.begin(); it != fAcceptedRunsLumis.end(); ++it) {
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printf(" Run %u:\n",it->first);
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for (MapType::mapped_type::const_iterator jt = it->second.begin(); jt < it->second.end(); ++jt) {
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printf(" Lumis %u - %u\n",jt->first,jt->second);
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}
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}
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}
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}
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