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// -*- C++ -*-
//
// Package: HcalEmptyEventFilter
// Class: HcalEmptyEventFilter
//
/**\class HcalEmptyEventFilter HcalEmptyEventFilter.cc filter/HcalEmptyEventFilter/src/HcalEmptyEventFilter.cc
Description: <one line class summary>
Implementation:
<Notes on implementation>
*/
//
// Original Author: Jeremiah Mans
// Created: Tue Jun 4 CET 2012
//
//
// system include files
#include <memory>
// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/global/EDFilter.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include <string>
#include <iostream>
#include "DataFormats/FEDRawData/interface/FEDRawData.h"
#include "DataFormats/FEDRawData/interface/FEDRawDataCollection.h"
#include "DataFormats/FEDRawData/interface/FEDNumbering.h"
#include "EventFilter/HcalRawToDigi/interface/HcalDCCHeader.h"
#include "EventFilter/HcalRawToDigi/interface/HcalHTRData.h"
//
// class declaration
//
class HcalEmptyEventFilter : public edm::global::EDFilter<> {
public:
explicit HcalEmptyEventFilter(const edm::ParameterSet&);
private:
bool filter(edm::StreamID, edm::Event&, const edm::EventSetup&) const override;
// ----------member data ---------------------------
edm::EDGetTokenT<FEDRawDataCollection> tok_data_;
};
//
// constructors and destructor
//
HcalEmptyEventFilter::HcalEmptyEventFilter(const edm::ParameterSet& iConfig) {
//now do what ever initialization is needed
tok_data_ = consumes<FEDRawDataCollection>(iConfig.getParameter<edm::InputTag>("InputLabel"));
}
//
// member functions
//
// ------------ method called on each new Event ------------
bool HcalEmptyEventFilter::filter(edm::StreamID, edm::Event& iEvent, const edm::EventSetup& iSetup) const {
using namespace edm;
edm::Handle<FEDRawDataCollection> rawdata;
iEvent.getByToken(tok_data_, rawdata);
bool haveEmpty = false;
for (int i = FEDNumbering::MINHCALFEDID; !haveEmpty && i <= FEDNumbering::MAXHCALFEDID; i++) {
const FEDRawData& fedData = rawdata->FEDData(i);
if (fedData.size() < 16)
continue;
// get the DCC header
const HcalDCCHeader* dccHeader = (const HcalDCCHeader*)(fedData.data());
// walk through the HTR data...
HcalHTRData htr;
for (int spigot = 0; spigot < HcalDCCHeader::SPIGOT_COUNT && !haveEmpty; spigot++) {
if (!dccHeader->getSpigotPresent(spigot))
continue;
int retval = dccHeader->getSpigotData(spigot, htr, fedData.size());
if (retval != 0)
continue; // format error is not empty event
if (htr.isEmptyEvent())
haveEmpty = true;
}
}
return haveEmpty;
}
//define this as a plug-in
DEFINE_FWK_MODULE(HcalEmptyEventFilter);
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