/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/CondTools/L1Trigger/plugins/L1CondDBIOVWriter.cc

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// -*- C++ -*-
//
// Package:    L1CondDBIOVWriter
// Class:      L1CondDBIOVWriter
// 
//
// Original Author:  Werner Man-Li Sun
//         Created:  Sun Mar  2 20:09:46 CET 2008
// $Id: L1CondDBIOVWriter.cc,v 1.20 2011/05/10 19:16:56 wsun Exp $
//
//


// system include files
#include <sstream>

// user include files
#include "CondTools/L1Trigger/plugins/L1CondDBIOVWriter.h"
#include "CondTools/L1Trigger/interface/DataWriter.h"

#include "CondFormats/L1TObjects/interface/L1TriggerKey.h"
#include "CondFormats/DataRecord/interface/L1TriggerKeyRcd.h"
#include "CondFormats/L1TObjects/interface/L1TriggerKeyList.h"
#include "CondFormats/DataRecord/interface/L1TriggerKeyListRcd.h"

//
// class declaration
//

//
// constants, enums and typedefs
//

//
// static data member definitions
//

//
// constructors and destructor
//
L1CondDBIOVWriter::L1CondDBIOVWriter(const edm::ParameterSet& iConfig)
   : m_tscKey( iConfig.getParameter<std::string> ("tscKey") ),
     m_ignoreTriggerKey( iConfig.getParameter<bool> ("ignoreTriggerKey") ),
     m_logKeys( iConfig.getParameter<bool>( "logKeys" ) ),
     m_logTransactions( iConfig.getParameter<bool>( "logTransactions" ) ),
     m_forceUpdate( iConfig.getParameter<bool>( "forceUpdate" ) )
{
   //now do what ever initialization is needed
   typedef std::vector<edm::ParameterSet> ToSave;
   ToSave toSave = iConfig.getParameter<ToSave> ("toPut");
   for (ToSave::const_iterator it = toSave.begin (); it != toSave.end (); it++)
   {
      std::string record = it->getParameter<std::string> ("record");
      std::string type = it->getParameter<std::string> ("type");
      m_recordTypes.push_back( record  + "@" + type ) ;
   }
}


L1CondDBIOVWriter::~L1CondDBIOVWriter()
{
 
   // do anything here that needs to be done at desctruction time
   // (e.g. close files, deallocate resources etc.)

}


//
// member functions
//

// ------------ method called to for each event  ------------
void
L1CondDBIOVWriter::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup)
{
   using namespace edm;

   // Get L1TriggerKeyList
   L1TriggerKeyList keyList ;
   l1t::DataWriter dataWriter ;
   if( !dataWriter.fillLastTriggerKeyList( keyList ) )
     {
       edm::LogError( "L1-O2O" )
         << "Problem getting last L1TriggerKeyList" ;
     }

   unsigned long long run = iEvent.id().run() ;

   L1TriggerKey::RecordToKey recordTypeToKeyMap ;

   bool triggerKeyIOVUpdated = true ;

   // Start log string, convert run number into string
   std::stringstream ss ;
   ss << run ;
   std::string log = "KEYLOG runNumber=" + ss.str() ;
   bool logRecords = true ;

   if( !m_ignoreTriggerKey )
     {
       if( !m_tscKey.empty() )
         {
           edm::LogVerbatim( "L1-O2O" )
             << "Object key for L1TriggerKey@L1TriggerKeyRcd: "
             << m_tscKey ;

           // Use TSC key and L1TriggerKeyList to find next run's
           // L1TriggerKey token
           std::string keyToken = keyList.token( m_tscKey ) ;

           // Update IOV sequence for this token with since-time = new run 
           triggerKeyIOVUpdated =
             m_writer.updateIOV( "L1TriggerKeyRcd", keyToken, run, m_logTransactions ) ;

           // Read current L1TriggerKey directly from ORCON using token
           L1TriggerKey key ;
           m_writer.readObject( keyToken, key ) ;

           recordTypeToKeyMap = key.recordToKeyMap() ;

           // Replace spaces in key with ?s.  Do reverse substitution when
           // making L1TriggerKey.
           std::string tmpKey = m_tscKey ;
           replace( tmpKey.begin(), tmpKey.end(), ' ', '?' ) ;
           log += " tscKey=" + tmpKey ;
           logRecords = false ;
         }
       else
         {
           // For use with Run Settings, no corresponding L1TrigerKey in
           // ORCON.

           // Get L1TriggerKey from EventSetup
           ESHandle< L1TriggerKey > esKey ;
           iSetup.get< L1TriggerKeyRcd >().get( esKey ) ;

           recordTypeToKeyMap = esKey->recordToKeyMap() ;
         }
     }
   else
     {
       std::vector<std::string >::const_iterator
         recordTypeItr = m_recordTypes.begin() ;
       std::vector<std::string >::const_iterator
         recordTypeEnd = m_recordTypes.end() ;

       for( ; recordTypeItr != recordTypeEnd ; ++recordTypeItr )
         {
           recordTypeToKeyMap.insert(
             std::make_pair( *recordTypeItr, m_tscKey ) ) ;
         }
     }

   // If L1TriggerKey IOV was already up to date, then so are all its
   // sub-records.
   bool throwException = false ;

   if( triggerKeyIOVUpdated || m_forceUpdate )
     {
       // Loop over record@type in L1TriggerKey
       L1TriggerKey::RecordToKey::const_iterator itr =
         recordTypeToKeyMap.begin() ;
       L1TriggerKey::RecordToKey::const_iterator end =
         recordTypeToKeyMap.end() ;

       for( ; itr != end ; ++itr )
         {
           std::string recordType = itr->first ;
           std::string objectKey = itr->second ;

           std::string recordName( recordType,
                                   0, recordType.find_first_of("@") ) ;

           if( logRecords )
             {
               // Replace spaces in key with ?s.  Do reverse substitution when
               // making L1TriggerKey.
               std::string tmpKey = objectKey ;
               replace( tmpKey.begin(), tmpKey.end(), ' ', '?' ) ;
               log += " " + recordName + "Key=" + tmpKey ;
             }

           // Do nothing if object key is null.
           if( objectKey == L1TriggerKey::kNullKey )
             {
               edm::LogVerbatim( "L1-O2O" )
                 << "L1CondDBIOVWriter: null object key for "
                 << recordType << "; skipping this record." ;
             }
           else
             {
               // Find payload token
               edm::LogVerbatim( "L1-O2O" )
                 << "Object key for "
                 << recordType << ": " << objectKey ;

               std::string payloadToken = keyList.token( recordType,
                                                         objectKey ) ;
               if( payloadToken.empty() )
                 {
                   edm::LogVerbatim( "L1-O2O" )
                     << "L1CondDBIOVWriter: empty payload token for " +
                     recordType + ", key " + objectKey ;

                   throwException = true ;
                 }
               else
                 {
                   m_writer.updateIOV( recordName,
                                       payloadToken,
                                       run,
                                       m_logTransactions ) ;
                 }
             }
         }
     }

   if( m_logKeys )
     {
       edm::LogVerbatim( "L1-O2O" ) << log ;
     }

   if( throwException )
     {
       throw cond::Exception( "L1CondDBIOVWriter: empty payload tokens" ) ;
     }
}


// ------------ method called once each job just before starting event loop  ------------
void 
L1CondDBIOVWriter::beginJob()
{
}

// ------------ method called once each job just after ending the event loop  ------------
void 
L1CondDBIOVWriter::endJob() {
}

//define this as a plug-in
//DEFINE_FWK_MODULE(L1CondDBIOVWriter);