File indexing completed on 2021-03-25 23:59:52
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0010 #include <vector>
0011 #include <string>
0012 #include <sstream>
0013 #include <iostream>
0014 #include <iomanip>
0015
0016 #include "DataFormats/Common/interface/Handle.h"
0017 #include "DataFormats/Common/interface/TriggerResults.h"
0018 #include "CondFormats/DataRecord/interface/AlCaRecoTriggerBitsRcd.h"
0019 #include "CondFormats/HLTObjects/interface/AlCaRecoTriggerBits.h"
0020 #include "FWCore/Framework/interface/ESHandle.h"
0021 #include "FWCore/Utilities/interface/Exception.h"
0022 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0023 #include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
0024
0025 #include "HLTrigger/HLTcore/interface/TriggerExpressionEvaluator.h"
0026 #include "HLTrigger/HLTcore/interface/TriggerExpressionParser.h"
0027 #include "TriggerResultsFilterFromDB.h"
0028
0029
0030
0031
0032 TriggerResultsFilterFromDB::TriggerResultsFilterFromDB(const edm::ParameterSet& config)
0033 : m_eventSetupPathsKey(config.getParameter<std::string>("eventSetupPathsKey")),
0034 m_eventSetupWatcher(),
0035 m_alcaRecoTriggerBitsRcdToken(esConsumes()),
0036 m_expression(nullptr),
0037 m_eventCache(config, consumesCollector()) {}
0038
0039 TriggerResultsFilterFromDB::~TriggerResultsFilterFromDB() { delete m_expression; }
0040
0041 void TriggerResultsFilterFromDB::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
0042 edm::ParameterSetDescription desc;
0043
0044 desc.add<edm::InputTag>("hltResults", edm::InputTag("TriggerResults"));
0045
0046 desc.add<edm::InputTag>("l1tResults", edm::InputTag("hltGtStage2Digis"));
0047
0048 desc.add<bool>("l1tIgnoreMaskAndPrescale", false);
0049
0050
0051 desc.addOptionalNode(edm::ParameterDescription<bool>("l1tIgnoreMask", false, true), false)
0052 ->setComment("This parameter is obsolete and will be ignored.");
0053 desc.addOptionalNode(edm::ParameterDescription<bool>("l1techIgnorePrescales", false, true), false)
0054 ->setComment("This parameter is obsolete and will be ignored.");
0055 desc.addOptionalNode(edm::ParameterDescription<unsigned int>("daqPartitions", 0x01, true), false)
0056 ->setComment("This parameter is obsolete and will be ignored.");
0057
0058 desc.add<bool>("throw", true);
0059
0060 desc.add<std::string>("eventSetupPathsKey", "");
0061 descriptions.add("triggerResultsFilterFromDB", desc);
0062 }
0063
0064 void TriggerResultsFilterFromDB::parse(const std::vector<std::string>& expressions) {
0065
0066 if (expressions.empty()) {
0067 edm::LogWarning("Configuration") << "Empty trigger results expression";
0068 } else if (expressions.size() == 1) {
0069 parse(expressions[0]);
0070 } else {
0071 std::stringstream expression;
0072 expression << "(" << expressions[0] << ")";
0073 for (unsigned int i = 1; i < expressions.size(); ++i)
0074 expression << " OR (" << expressions[i] << ")";
0075 parse(expression.str());
0076 }
0077 }
0078
0079 void TriggerResultsFilterFromDB::parse(const std::string& expression) {
0080
0081 m_expression = triggerExpression::parse(expression);
0082
0083
0084 if (not m_expression)
0085 edm::LogWarning("Configuration") << "Couldn't parse trigger results expression \"" << expression << "\"";
0086 }
0087
0088
0089 void TriggerResultsFilterFromDB::pathsFromSetup(const edm::Event& event, const edm::EventSetup& setup) {
0090
0091 auto const& triggerBits = setup.getHandle(m_alcaRecoTriggerBitsRcdToken);
0092
0093 typedef std::map<std::string, std::string> TriggerMap;
0094 const TriggerMap& triggerMap = triggerBits->m_alcarecoToTrig;
0095
0096 auto listIter = triggerMap.find(m_eventSetupPathsKey);
0097 if (listIter == triggerMap.end()) {
0098 throw cms::Exception("Configuration")
0099 << "TriggerResultsFilterFromDB [instance: " << moduleDescription().moduleLabel()
0100 << "]: No triggerList with key " << m_eventSetupPathsKey << " in AlCaRecoTriggerBitsRcd";
0101 }
0102
0103
0104
0105 parse(triggerBits->decompose(listIter->second));
0106 }
0107
0108 bool TriggerResultsFilterFromDB::filter(edm::Event& event, const edm::EventSetup& setup) {
0109
0110 if (m_eventSetupWatcher.check(setup))
0111 pathsFromSetup(event, setup);
0112
0113 if (not m_expression)
0114
0115 return false;
0116
0117 if (not m_eventCache.setEvent(event, setup))
0118
0119 return false;
0120
0121
0122 if (m_eventCache.configurationUpdated()) {
0123 m_expression->init(m_eventCache);
0124
0125
0126 edm::LogInfo("Configuration") << "TriggerResultsFilterFromDB configuration updated: " << *m_expression;
0127 }
0128
0129
0130 return (*m_expression)(m_eventCache);
0131 }
0132
0133
0134 #include "FWCore/Framework/interface/MakerMacros.h"
0135 DEFINE_FWK_MODULE(TriggerResultsFilterFromDB);