T0Dummy.cxx

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#include "GaudiKernel/Bootstrap.h"
#include "GaudiKernel/IDataManagerSvc.h"
#include "GaudiKernel/ISvcLocator.h"
#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/PropertyMgr.h"
#include "GaudiKernel/SmartDataPtr.h"
#include "GaudiKernel/StatusCode.h"
 
#include "EvTimeEvent/RecEsTime.h"
#include "EventModel/Event.h"
#include "EventModel/EventHeader.h"
#include "EventModel/EventModel.h"
#include "McTruth/McParticle.h"
#include "T0Dummy.h"
 
using namespace Event;
DECLARE_COMPONENT( T0Dummy )
T0Dummy::T0Dummy( const std::string& name, ISvcLocator* pSvcLocator )
    : Algorithm( name, pSvcLocator ) {}
 
StatusCode T0Dummy::initialize() {
 
  MsgStream log( msgSvc(), name() );
  log << MSG::INFO << "in initialize()" << endmsg;
 
  return StatusCode::SUCCESS;
}
 
StatusCode T0Dummy::execute() {
 
  MsgStream log( msgSvc(), name() );
  log << MSG::INFO << "in execute()" << endmsg;
 
  // Part 1: Get the event header, print out event and run number
  SmartDataPtr<Event::EventHeader> eventHeader( eventSvc(), "/Event/EventHeader" );
  if ( !eventHeader )
  {
    log << MSG::FATAL << "Could not find Event Header" << endmsg;
    return StatusCode::FAILURE;
  }
 
  int eventNo = eventHeader->eventNumber();
  int runNo   = eventHeader->runNumber();
 
  if ( runNo > 0 )
  {
    log << MSG::FATAL << " Run No:" << runNo << " > 0" << endmsg;
    return StatusCode::FAILURE;
  }
 
  SmartDataPtr<Event::McParticleCol> mcParticleCol( eventSvc(), "/Event/MC/McParticleCol" );
  if ( !mcParticleCol )
  {
    log << MSG::FATAL << "Could not retrieve McParticelCol" << endmsg;
    return StatusCode::FAILURE;
  }
 
  double                         mcTestime = -999.;
  Event::McParticleCol::iterator iter_mc   = mcParticleCol->begin();
  for ( ; iter_mc != mcParticleCol->end(); iter_mc++ )
  {
    if ( ( *iter_mc )->primaryParticle() ) { mcTestime = ( *iter_mc )->initialPosition().t(); }
  }
 
  // clear RecEsTimeCol
  SmartIF<IDataManagerSvc> dataManSvc( eventSvc() );
  DataObject*              aRecEsTime;
  eventSvc()->findObject( "/Event/Recon/RecEsTimeCol", aRecEsTime );
  if ( aRecEsTime != NULL )
  {
    dataManSvc->clearSubTree( "/Event/Recon/RecEsTimeCol" );
    eventSvc()->unregisterObject( "/Event/Recon/RecEsTimeCol" );
  }
 
  // register event start time to TDS
  RecEsTimeCol* aRecEsTimeCol = new RecEsTimeCol;
  StatusCode    sc = eventSvc()->registerObject( "/Event/Recon/RecEsTimeCol", aRecEsTimeCol );
  if ( sc != StatusCode::SUCCESS )
  {
    log << MSG::ERROR << "Could not register RecEsTimeCol" << endmsg;
    return StatusCode::FAILURE;
  }
 
  RecEsTime* arecestime = new RecEsTime;
  arecestime->setTest( mcTestime );
  arecestime->setStat( -999 );
 
  // std::cout<< " T0Dummy: "<< mcTestime<< std::endl;
  aRecEsTimeCol->push_back( arecestime );
 
  return StatusCode::SUCCESS;
}
 
StatusCode T0Dummy::finalize() {
 
  MsgStream log( msgSvc(), name() );
  log << MSG::INFO << "in finalize()" << endmsg;
 
  return StatusCode::SUCCESS;
}