HLTEventSelector Class Reference

#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)
bool	select (const edm::Event &) const override
	decision of the selector module More...
	~HLTEventSelector () override
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() [1/2]

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

inline

Definition at line 27 of file HLTEventSelector.h.

: HLTEventSelector(pset, iC) {}

HLTEventSelector() [2/2]

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

Definition at line 7 of file HLTEventSelector.cc.

                                                                                        {
  // 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();
}

References edm::ConsumesCollector::consumes(), pathNames_, muonDTDigis_cfi::pset, triggerResults_, and triggerResultsToken_.

~HLTEventSelector()

HLTEventSelector::~HLTEventSelector ( )

inlineoverride

Definition at line 30 of file HLTEventSelector.h.

{}

Member Function Documentation

select()

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

overridevirtual

decision of the selector module

Implements EventSelector.

Definition at line 19 of file HLTEventSelector.cc.

                                                         {
  //
  // 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;
}

References edm::HLTGlobalStatus::accept(), mps_fire::i, edm::HandleBase::isValid(), LogDebug, pathNames_, edm::TriggerNames::size(), edm::TriggerNames::triggerIndex(), edm::TriggerNames::triggerNames(), triggerResults_, and triggerResultsToken_.

Member Data Documentation

pathNames_

std::vector<std::string> HLTEventSelector::pathNames_

private

trigger path names (ORed)

Definition at line 35 of file HLTEventSelector.h.

Referenced by HLTEventSelector(), and select().

triggerResults_

edm::InputTag HLTEventSelector::triggerResults_

private

tag for input collection

Definition at line 33 of file HLTEventSelector.h.

Referenced by HLTEventSelector(), and select().

triggerResultsToken_

edm::EDGetTokenT<edm::TriggerResults> HLTEventSelector::triggerResultsToken_

private

Definition at line 34 of file HLTEventSelector.h.

Referenced by HLTEventSelector(), and select().