#include <HLTEventSelector.h>

Inheritance diagram for HLTEventSelector:

Public Member Functions
	HLTEventSelector (const edm::ParameterSet &pset, edm::ConsumesCollector &&iC)

	HLTEventSelector (const edm::ParameterSet &pset, edm::ConsumesCollector &iC)

virtual bool	select (const edm::Event &) const
	decision of the selector module More...

virtual	~HLTEventSelector ()

Public Member Functions inherited from EventSelector
const std::vector< std::string > &	description ()

	EventSelector ()

	EventSelector (const edm::ParameterSet &iConfig, edm::ConsumesCollector &&iC)

	EventSelector (const edm::ParameterSet &iConfig, edm::ConsumesCollector &iC)

const std::string &	name () const
	name of the module (from configuration) More...

virtual	~EventSelector ()

Private Attributes
std::vector< std::string >	pathNames_
	trigger path names (ORed) More...

edm::InputTag	triggerResults_
	tag for input collection More...

edm::EDGetTokenT < edm::TriggerResults >	triggerResultsToken_

Additional Inherited Members
Protected Attributes inherited from EventSelector
std::vector< std::string >	description_

std::string	name_

Detailed Description

Trivial example for a HLT selector. To be modified for analysis!

Definition at line 25 of file HLTEventSelector.h.

Constructor & Destructor Documentation

HLTEventSelector::HLTEventSelector	(	const edm::ParameterSet &	pset,
		edm::ConsumesCollector &&	iC
	)

inline

Definition at line 27 of file HLTEventSelector.h.

27 :

28 HLTEventSelector(pset, iC) {}

HLTEventSelector::HLTEventSelector

HLTEventSelector(const edm::ParameterSet &pset, edm::ConsumesCollector &&iC)

Definition: HLTEventSelector.h:27

HLTEventSelector::HLTEventSelector	(	const edm::ParameterSet &	pset,
		edm::ConsumesCollector &	iC
	)

Definition at line 7 of file HLTEventSelector.cc.

References edm::ConsumesCollector::consumes(), edm::ParameterSet::getParameter(), pathNames_, edm::HLTGlobalStatus::size(), triggerResults_, and triggerResultsToken_.

                                                                                          {
   // input collection
   triggerResults_ = pset.getParameter<edm::InputTag>("triggerResults");
   triggerResultsToken_ = iC.consumes<edm::TriggerResults>(triggerResults_);
   // trigger path names
   pathNames_ = pset.getParameter< std::vector<std::string> >("pathNames");
 
   edm::LogInfo("HLTEventSelector") << "constructed with \n"
                    << "  src = " << triggerResults_ << "\n"
                    << "  #pathnames = " << pathNames_.size();
 }

virtual HLTEventSelector::~HLTEventSelector ( )

inlinevirtual

Definition at line 31 of file HLTEventSelector.h.

31 {}

Member Function Documentation

bool HLTEventSelector::select ( const edm::Event & ) const

virtual

decision of the selector module

Implements EventSelector.

Definition at line 20 of file HLTEventSelector.cc.

References i, getHLTprescales::index, edm::HandleBase::isValid(), LogDebug, pathNames_, edm::TriggerNames::size(), edm::TriggerNames::triggerIndex(), edm::TriggerNames::triggerNames(), triggerResults_, and triggerResultsToken_.

 {
   //
   // get the trigger results and check validity
   //
   edm::Handle<edm::TriggerResults> hltHandle;
   event.getByToken(triggerResultsToken_, hltHandle);
   if ( !hltHandle.isValid() ) {
     edm::LogWarning("HLTEventSelector") << "No trigger results for InputTag " << triggerResults_;
     return false;
   }
   //
   // get results
   //
   const edm::TriggerNames & trgNames = event.triggerNames(*hltHandle);
   unsigned int trgSize = trgNames.size();
 //   static int first(true);
 //   if ( first ) {
 //     first = false;
 //     std::cout << "Trigger menu" << std::endl;
 //     for ( unsigned int i=0; i<trgSize; ++i ) {
 //       std::cout << trgNames.triggerName(i) << std::endl;
 //     }
 //   }
 //
 // example for OR of all specified triggers
 //
   for ( std::vector<std::string>::const_iterator i=pathNames_.begin();
     i!=pathNames_.end(); ++i ) {
     // get index
     unsigned int index = trgNames.triggerIndex(*i);
     if ( index==trgSize ) {
       edm::LogWarning("HLTEventSelector") << "Unknown trigger name " << *i;
 //       return false;
       continue;
     }
 //     if ( !hltHandle->accept(index) )  return false;
     if ( hltHandle->accept(index) ) {
       LogDebug("HLTEventSelector") << "Event selected by " << *i;
       return true;
     }
   }
 //   return true;
   LogDebug("HLTEventSelector") << "Event rejected";
   return false;
 }