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L1MuGMTParametersOnlineProducer.cc
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1 //-------------------------------------------------
2 //
3 // \class L1MuGMTParametersOnlineProducer
4 //
5 // Description: A class to produce the L1 GMT emulator Parameters record in the event setup
6 // by reading them from the online database.
7 //
8 //
9 // Author :
10 // Thomas Themel
11 //
12 //--------------------------------------------------
14 
17 
18 /* Define this to see debug output from the record parsing layer. */
19 //#define RECORDHELPER_DEBUG
20 
24 
25 using namespace std;
26 using coral::AttributeList;
27 
28 RH_ASSIGN_GROUP(L1MuGMTParameters, TGlobalTriggerGroup)
29 
30 
36 
37  // Copy data members from L1MuGMTParameters,
38  // and M-x replace-regexp RET .*m_\([a-z:_]*\) RET ADD_FIELD(helper, L1MuGMTParameters, \1) RET
39 
82 
83  auto ptrResult = std::make_unique<L1MuGMTParameters>();
84 
85  std::vector<std::string> resultColumns = helper.getColumnList();
86  resultColumns.push_back("CMSSW_VERSION");
87 
88  l1t::OMDSReader::QueryResults resultLines = m_omdsReader.basicQuery(
89  // SELECTed columns
90  resultColumns,
91  // schema name
92  "CMS_GMT",
93  // table name
94  "GMT_SOFTWARE_CONFIG",
95  // WHERE lhs
96  "GMT_SOFTWARE_CONFIG.KEY",
97  // WHERE rhs
98  m_omdsReader.singleAttribute(objectKey));
99 
100  if (resultLines.numberRows() == 1) {
101  const AttributeList& resultRecord = resultLines.attributeLists().front();
102  checkCMSSWVersion(resultRecord);
103  helper.extractRecord(resultRecord, *ptrResult);
104  return ptrResult;
105  }
106 
107  throw cond::Exception("Couldn't find GMT_SOFTWARE_CONFIG record for GMT key `" + objectKey + "'");
108 }
109 
110 void L1MuGMTParametersOnlineProducer::checkCMSSWVersion(const coral::AttributeList& configRecord) {
111  const coral::Attribute& version = configRecord["CMSSW_VERSION"];
112 
113  /* If the DB field is unset, take any. */
114  if (version.isNull()) {
115  edm::LogInfo("No CMSSW version set in database, accepting " PROJECT_VERSION);
116  return;
117  }
118 
119  /* Else make sure we have the correct version. */
120  const std::string& versionString = version.data<string>();
121 
122  /* PROJECT_VERSION is passed as a -D #define from scramv1 (eg CMSSW_2_1_0) */
123  if (versionString != PROJECT_VERSION) {
124  std::string errMsg =
125  "CMSSW version mismatch: Configuration requires " + versionString + ", but this is " + PROJECT_VERSION + "!";
126 
127  if (ignoreVersionMismatch_) {
128  edm::LogWarning(errMsg + " (will continue because ignoreVersionMismatch is set)");
129  } else {
130  throw cond::Exception(errMsg);
131  }
132  }
133 }
134 
137  ignoreVersionMismatch_ = ps.getParameter<bool>("ignoreVersionMismatch");
138 }
139 
141 
persistency::Exception Exception
Definition: Exception.h:25
T getParameter(std::string const &) const
Definition: ParameterSet.h:303
Definition: helper.py:1
std::unique_ptr< T, impl::DeviceDeleter > unique_ptr
#define RH_ASSIGN_GROUP(TOutput, TGroup)
Definition: RecordHelper.h:124
const std::vector< coral::AttributeList > & attributeLists() const
Definition: OMDSReader.h:58
#define ADD_FIELD(HELPER, OUTPUT_NAME, FIELD_NAME)
Definition: RecordHelper.h:192
#define DEFINE_FWK_EVENTSETUP_MODULE(type)
Definition: ModuleFactory.h:61
Log< level::Info, false > LogInfo
L1MuGMTParametersOnlineProducer(const edm::ParameterSet &)
Log< level::Warning, false > LogWarning
void checkCMSSWVersion(const coral::AttributeList &configRecord)