EventSelector Class Reference

Definition of class EventSelector. More...

#include <EventSelector.h>

Inheritance diagram for EventSelector:

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Collaboration diagram for EventSelector:

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List of all members.

Public Types
typedef std::vector < EventSelectorDataStream * >	Streams
typedef std::vector< std::string >	StreamSpecs
typedef std::vector < StringProperty >	Properties
Public Member Functions
virtual StatusCode	initialize ()
	IService implementation: Db event selector override.
virtual StatusCode	finalize ()
	IService implementation: Service finalization.
virtual StatusCode	reinitialize ()
	Service override: Reinitialize service.
virtual StatusCode	createContext (Context *&refpCtxt) const
	Create a new event loop context.
virtual StatusCode	next (Context &refCtxt) const
	Get next iteration item from the event loop context.
virtual StatusCode	next (Context &refCtxt, int jump) const
	Get next iteration item from the event loop context, but skip jump elements.
virtual StatusCode	previous (Context &refCtxt) const
	Get previous iteration item from the event loop context.
virtual StatusCode	previous (Context &refCtxt, int jump) const
	Get previous iteration item from the event loop context, but skip jump elements.
virtual StatusCode	rewind (Context &refCtxt) const
	Rewind the dataset.
virtual StatusCode	createAddress (const Context &refCtxt, IOpaqueAddress *&refpAddr) const
	Create new Opaque address corresponding to the current record.
virtual StatusCode	releaseContext (Context *&refCtxt) const
	Release existing event iteration context.
virtual StatusCode	resetCriteria (const std::string &cr, Context &c) const
	Will set a new criteria for the selection of the next list of events and will change the state of the context in a way to point to the new list.
virtual StatusCode	last (Context &c) const
	Access last item in the iteration.
StatusCode	firstOfNextStream (bool shutDown, EvtSelectorContext &it) const
	Retrieve first entry of the next data stream.
StatusCode	lastOfPreviousStream (bool shutDown, EvtSelectorContext &it) const
	Retrieve last entry of the previous data stream.
	EventSelector (const std::string &name, ISvcLocator *svcloc)
	Standard Constructor.
virtual	~EventSelector ()
	Standard Destructor.
Public Attributes
long int	m_streamID
Protected Member Functions
virtual void	printEvtInfo (const EvtSelectorContext *iter) const
	Progress report.
Protected Attributes
SmartIF< IIncidentSvc >	m_incidentSvc
	Reference to the indicent service.
SmartIF< IToolSvc >	m_toolSvc
IDataStreamTool *	m_streamtool
bool	m_reconfigure
	Reconfigure occurred.
StreamSpecs	m_streamSpecs
	Input stream specifiers (for job options).
StreamSpecs	m_streamSpecsLast
	Input stream specifiers (last used).
Streams	m_streams
	Input streams.
int	m_streamCount
	Input stream counter (0..oo, monotonely increasing).
int	m_firstEvent
	First event to be processed.
int	m_evtMax
	Maximum number of events to be processed.
int	m_evtPrintFrequency
	Printout frequency.
std::string	m_streamManager

---

Detailed Description

Definition of class EventSelector.

Basic event selector service. The event selector service itself is able to connect other services to attached streams.

History: +---------+----------------------------------------------+------------+ | Date | Comment | Who | +---------+----------------------------------------------+------------+ | 3/10/00 | Initial version | M.Frank | +---------+----------------------------------------------+------------+ | 4/09/09 | Added firing incident on opening/ending file | R. Lambert | +---------+----------------------------------------------+------------+

Author:

Markus Frank

R. Lambert

Version:

1.0

Definition at line 53 of file EventSelector.h.

---

Member Typedef Documentation

typedef std::vector<EventSelectorDataStream*> EventSelector::Streams

Definition at line 55 of file EventSelector.h.

typedef std::vector<std::string> EventSelector::StreamSpecs

Definition at line 56 of file EventSelector.h.

typedef std::vector<StringProperty> EventSelector::Properties

Definition at line 57 of file EventSelector.h.

---

Constructor & Destructor Documentation

EventSelector::EventSelector	(	const std::string &	name,
		ISvcLocator *	svcloc
	)

Standard Constructor.

Definition at line 27 of file EventSelector.cpp.

  : base_class( name, svcloc)
{
  m_incidentSvc       = 0;
  m_toolSvc           = 0;
  m_streamCount       = 0;
  m_firstEvent        = 0;
  m_evtPrintFrequency = 10;
  m_evtMax            = INT_MAX;
  declareProperty( "Input",      m_streamSpecs);
  declareProperty( "FirstEvent", m_firstEvent);
  declareProperty( "EvtMax",     m_evtMax);
  declareProperty( "PrintFreq",  m_evtPrintFrequency);
  declareProperty( "StreamManager",  m_streamManager="DataStreamTool");
  m_reconfigure = false;
}

EventSelector::~EventSelector

(

)

[virtual]

Standard Destructor.

Definition at line 45 of file EventSelector.cpp.

{
}

---

Member Function Documentation

void EventSelector::printEvtInfo

(

const EvtSelectorContext *

iter

)

const [protected, virtual]

Progress report.

Definition at line 57 of file EventSelector.cpp.

                                                                     {
  if ( 0 != iter )  {
    long count = iter->numEvent();
    // Print an message every m_evtPrintFrequency events
    if ( 0 == iter->context() )   {
      MsgStream log(msgSvc(), name());
      log << MSG::INFO << "End of event input reached." << endmsg;
    }
    else if( iter->numStreamEvent() == -1 ) {
      // Intial value for this stream
    }
    else if( m_evtPrintFrequency != -1 && (count % m_evtPrintFrequency == 0))   {
      MsgStream log(msgSvc(), name());
      log << MSG::ALWAYS << "Reading Event record " << count+1
          << ". Record number within stream " << iter->ID()+1
          << ": " << iter->numStreamEvent()+1 << endmsg;
    }
  }
  else  {
    MsgStream log(msgSvc(), name());
    log << MSG::INFO << "End of event input reached." << endmsg;
  }
}

StatusCode EventSelector::initialize

(

)

[virtual]

IService implementation: Db event selector override.

Reimplemented from Service.

Definition at line 382 of file EventSelector.cpp.

                                        {
  // Initialize base class
  StatusCode status = Service::initialize();
  MsgStream logger(msgSvc(), name());
  if ( !status.isSuccess() )    {
    logger << MSG::ERROR << "Error initializing base class Service!" << endmsg;
    return status;
  }
  // Get the references to the services that are needed by the ApplicationMgr itself
  m_incidentSvc = serviceLocator()->service("IncidentSvc");
  if( !m_incidentSvc.isValid() )  {
    logger << MSG::FATAL << "Error retrieving IncidentSvc." << endmsg;
    return StatusCode::FAILURE;
  }
  if ( m_evtMax != INT_MAX )   {
    logger << MSG::ERROR << "EvtMax is an obsolete property of the event selector." << endmsg;
    logger << MSG::ERROR << "Please set \"ApplicationMgr.EvtMax = " << m_evtMax
           << ";\" to process the requested number of events." << endmsg;
    return StatusCode::FAILURE;
  }

  m_toolSvc = serviceLocator()->service("ToolSvc");
  if ( !m_toolSvc.isValid() ) {
    logger << MSG::ERROR << " Could not locate the Tool Service! " << endmsg;
    return StatusCode::FAILURE;
  }

  status = m_toolSvc->retrieveTool(m_streamManager.c_str(), m_streamtool, this);

  if( status.isFailure() ) {
    logger << MSG::ERROR << "Error initializing "
           << m_streamManager << endmsg;
    return status;
  }

  status = m_streamtool->clear();
  if( status.isFailure() ) {
    // Message already printed by the tool
    return status;
  }

  status = m_streamtool->addStreams(m_streamSpecs);

  m_streamSpecsLast = m_streamSpecs;

  m_streamID          = 0;

  return status;
}

StatusCode EventSelector::finalize

(

)

[virtual]

IService implementation: Service finalization.

Reimplemented from Service.

Definition at line 452 of file EventSelector.cpp.

                                      {

  MsgStream log(msgSvc(), name());

  log << MSG::DEBUG << "finalize()" << endmsg;

  m_incidentSvc = 0;

  if (m_streamtool) {
    if (m_toolSvc.isValid()) {
      m_toolSvc->releaseTool(m_streamtool).ignore();
    } else {
      // It should not be possible to get here
      m_streamtool->release();
    }
    m_streamtool = 0;
  }

  m_toolSvc = 0;

  return Service::finalize();
}

StatusCode EventSelector::reinitialize

(

)

[virtual]

Service override: Reinitialize service.

Reimplemented from Service.

Definition at line 433 of file EventSelector.cpp.

                                       {
  if ( FSMState() != Gaudi::StateMachine::INITIALIZED ) {
    MsgStream logger(msgSvc(), name());
    logger << MSG::ERROR << "Cannot reinitialize: service not in state initialized" << endmsg;
    return StatusCode::FAILURE;
  }

  if( m_streamSpecsLast != m_streamSpecs ) {
    StatusCode status = m_streamtool->clear();
    if ( status.isFailure() ) return status;
    m_streamSpecsLast = m_streamSpecs;
    m_reconfigure = true;
    return m_streamtool->addStreams(m_streamSpecs);
  }

  return StatusCode::SUCCESS;
}

StatusCode EventSelector::createContext

(

Context *&

refpCtxt

)

const [virtual]

Create a new event loop context.

Parameters:

refpCtxt

[IN/OUT] Reference to pointer to store the context

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 194 of file EventSelector.cpp.

{
  // Max event is zero. Return begin = end
  refpCtxt = 0;
  if ( m_firstEvent < 0 ) {
    MsgStream log(msgSvc(), name());
    log << MSG::ERROR  << "First Event = " << m_firstEvent << " not valid" << endmsg;
    log << MSG::ERROR  << "It should be > 0 " << endmsg;
    return StatusCode::FAILURE;    // if failure => iterators = end();
  }
  EvtSelectorContext* ctxt = new EvtSelectorContext(this);
  ctxt->set(0, -1, 0, 0);
  firstOfNextStream(true, *ctxt).ignore();
  refpCtxt = ctxt;
  long nskip = m_firstEvent;
  while( --nskip > 0 )    {
    StatusCode sc = next(*refpCtxt);
    if ( sc.isFailure() ) {
      MsgStream log(msgSvc(), name());
      log << MSG::ERROR << " createContext() failed to start with event number "
          << m_firstEvent << endmsg;
      releaseContext(refpCtxt);
      refpCtxt = 0;
      return StatusCode::FAILURE;
    }
  }
  return StatusCode::SUCCESS;
}

StatusCode EventSelector::next

(

Context &

refCtxt

)

const [virtual]

Get next iteration item from the event loop context.

Parameters:

refCtxt

[IN/OUT] Reference to the context

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 224 of file EventSelector.cpp.

                                                      {
  return next(refCtxt, 1);
}

StatusCode EventSelector::next	(	Context &	refCtxt,
		int	jump
	)			const [virtual]

Get next iteration item from the event loop context, but skip jump elements.

Parameters:

refCtxt

[IN/OUT] Reference to the context

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 229 of file EventSelector.cpp.

                                                                       {
  EvtSelectorContext *pIt  = dynamic_cast<EvtSelectorContext*>(&refCtxt);
  if ( pIt )    {
    if ( pIt->ID() != -1 ) {
      const EventSelectorDataStream* s = m_streamtool->getStream(pIt->ID());
      Context* it = pIt->context();
      IEvtSelector* sel = s->selector();
      if ( it && sel )    { // First exploit the current stream
        StatusCode sc = sel->next(*it);  // This stream is empty: advance to the next stream
        if ( !sc.isSuccess() )   {
          if(s!=NULL) m_incidentSvc->fireIncident(Incident(s->dbName(),IncidentType::EndInputFile));
          sc = firstOfNextStream(true, *pIt);
          if (sc.isSuccess() ) sc = next(*pIt);
        }
        else  {
          pIt->increaseCounters(false);
          pIt->set(it, 0);
          printEvtInfo(pIt);
        }
        return sc;
      }
      else if ( m_reconfigure )  {
        StatusCode sc = firstOfNextStream(false, *pIt);
        printEvtInfo(pIt);
        return sc;
      }
    }
    else if ( m_reconfigure )  {
      StatusCode sc = firstOfNextStream(false, *pIt);
      printEvtInfo(pIt);
      return sc;
    }
    pIt->increaseCounters(false);
  }
  printEvtInfo(pIt);
  return StatusCode::FAILURE;
}

StatusCode EventSelector::previous

(

Context &

refCtxt

)

const [virtual]

Get previous iteration item from the event loop context.

Parameters:

	refCtxt	[IN/OUT] Reference to the context
	jump	[IN] Number of events to be skipped

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 268 of file EventSelector.cpp.

                                                          {
  return previous(refCtxt, 1);
}

StatusCode EventSelector::previous	(	Context &	refCtxt,
		int	jump
	)			const [virtual]

Get previous iteration item from the event loop context, but skip jump elements.

Parameters:

	refCtxt	[IN/OUT] Reference to the context
	jump	[IN] Number of events to be skipped

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 273 of file EventSelector.cpp.

                                                                    {
  EvtSelectorContext *pIt  = dynamic_cast<EvtSelectorContext*>(&refCtxt);
  if ( pIt && jump > 0 )    {
    StatusCode sc = StatusCode::SUCCESS;
    for ( int i = 0; i < jump && sc.isSuccess(); ++i ) {
      const EventSelectorDataStream* s = m_streamtool->getStream(pIt->ID());
      Context* it = pIt->context();
      IEvtSelector* sel = s->selector();
      if ( it && sel )    { // First exploit the current stream
                            // This stream is empty: advance to the next stream
        sc = sel->previous(*it);  // This stream is empty: advance to the next stream
        if ( !sc.isSuccess() )   {
          sc = lastOfPreviousStream(true, *pIt);
        }
        else  {
          pIt->increaseCounters(false);
          pIt->set(it, 0);
        }
        printEvtInfo(pIt);
        if ( !sc.isSuccess() ) {
          return sc;
        }
      }
      pIt->increaseCounters(false);
    }
    return sc;
  }
  printEvtInfo(pIt);
  return StatusCode::FAILURE;
}

StatusCode EventSelector::rewind

(

Context &

refCtxt

)

const [virtual]

Rewind the dataset.

Parameters:

refCtxt

[IN/OUT] Reference to the context

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 313 of file EventSelector.cpp.

                                                        {
  EvtSelectorContext *ctxt  = dynamic_cast<EvtSelectorContext*>(&refCtxt);
  if ( ctxt )    {
    ctxt->set(0, -1, 0, 0);
    firstOfNextStream(true, *ctxt);
    long nskip = m_firstEvent;
    while( --nskip > 0 )    {
      StatusCode sc = next(*ctxt);
      if ( sc.isFailure() ) {
        MsgStream log(msgSvc(), name());
        log << MSG::ERROR << "rewind() failed to start with event number "
            << m_firstEvent << endmsg;
        return StatusCode::FAILURE;
      }
    }
    return StatusCode::SUCCESS;
  }
  return StatusCode::FAILURE;
}

StatusCode EventSelector::createAddress	(	const Context &	refCtxt,
		IOpaqueAddress *&	refpAddr
	)			const [virtual]

Create new Opaque address corresponding to the current record.

Parameters:

	refCtxt	[IN/OUT] Reference to the context
	refpAddr	[OUT] Reference to address pointer

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 335 of file EventSelector.cpp.

{
  const EvtSelectorContext *cpIt  = dynamic_cast<const EvtSelectorContext*>(&refCtxt);
  EvtSelectorContext *pIt  = const_cast<EvtSelectorContext*>(cpIt);
  refpAddr = 0;
  if ( pIt )    {
    const EventSelectorDataStream* s = m_streamtool->getStream(pIt->ID());
    Context* it = pIt->context();
    IEvtSelector* sel = s->selector();
    if ( it && sel )    {
      IOpaqueAddress* pAddr = 0;
      StatusCode sc = sel->createAddress(*it, pAddr);
      if ( sc.isSuccess() )  {
        refpAddr = pAddr;
      }
      pIt->set(it, pAddr);
      return sc;
    }
  }
  return StatusCode::FAILURE;
}

StatusCode EventSelector::releaseContext

(

Context *&

refCtxt

)

const [virtual]

Release existing event iteration context.

Parameters:

refCtxt

[IN/OUT] Reference to the context

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 359 of file EventSelector.cpp.

                                                                 {
  const EvtSelectorContext *cpIt = dynamic_cast<const EvtSelectorContext*>(refCtxt);
  EvtSelectorContext       *pIt  = const_cast<EvtSelectorContext*>(cpIt);
  if ( pIt && pIt->ID() >= 0 && pIt->ID() < (long)m_streamtool->size() ) {
    const EventSelectorDataStream* s = m_streamtool->getStream(pIt->ID());
    Context* it = pIt->context();
    IEvtSelector* sel = s->selector();
    if ( it && sel )    {
      StatusCode sc = sel->releaseContext(it);
      if ( sc.isSuccess() )  {
        refCtxt = 0;
        delete pIt;
        return sc;
      }
    }
  }
  if ( pIt )   {
    delete pIt;
  }
  return StatusCode::SUCCESS;
}

StatusCode EventSelector::resetCriteria	(	const std::string &	cr,
		Context &	c
	)			const [virtual]

Will set a new criteria for the selection of the next list of events and will change the state of the context in a way to point to the new list.

Parameters:

	cr	The new criteria string.
	c	Reference pointer to the Context object.

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 50 of file EventSelector.cpp.

{
  return StatusCode::FAILURE;
}

StatusCode EventSelector::last

(

Context &

c

)

const [virtual]

Access last item in the iteration.

Parameters:

c

Reference to the Context object.

Returns:

StatusCode indicating success or failure

Implements IEvtSelector.

Definition at line 305 of file EventSelector.cpp.

                                                     {
  EvtSelectorContext *pIt  = dynamic_cast<EvtSelectorContext*>(&refCtxt);
  if ( pIt )    {
  }
  return StatusCode::FAILURE;
}

StatusCode EventSelector::firstOfNextStream	(	bool	shutDown,
		EvtSelectorContext &	it
	)			const

Retrieve first entry of the next data stream.

Definition at line 83 of file EventSelector.cpp.

                                                                              {
  StatusCode status = StatusCode::SUCCESS;
  IDataStreamTool::size_type iter_id = (m_reconfigure) ? 0 : iter.ID()+1;
  if ( m_reconfigure ) const_cast<EventSelector*>(this)->m_reconfigure = false;
  if ( shutDown )   {
    if ( iter.ID() >= 0 && iter.ID() < (long)m_streamtool->size() )   {
      const EventSelectorDataStream* s = m_streamtool->getStream(iter.ID());
      if ( s->isInitialized() )    {
        EventSelector* thisPtr = const_cast<EventSelector*>(this);
        if ( s->selector() && iter.context() )  {
          Context* ctxt = iter.context();
          s->selector()->releaseContext(ctxt).ignore();
          iter.set(0,0);
        }
        status = thisPtr->m_streamtool->finalizeStream(const_cast<EventSelectorDataStream*>(s));
        iter.set(0,0);
      }
    }
  }

  const EventSelectorDataStream* s ;
  status = m_streamtool->getNextStream( s , iter_id );

  if ( status.isSuccess() )   {

    if ( !s->isInitialized() )    {
      EventSelector* thisPtr = const_cast<EventSelector*>(this);
      status = thisPtr->m_streamtool->initializeStream(const_cast<EventSelectorDataStream*>(s));
    }

    if ( status.isSuccess() ) {
      const IEvtSelector* sel = s->selector();
      if ( sel )    {
        Context* ctxt = 0;
        status = sel->createContext(ctxt);
        if ( status.isSuccess() )   {
          status = sel->resetCriteria(s->criteria(), *ctxt);
          if ( status.isSuccess() )   {
            MsgStream log(msgSvc(), name());
            iter.set(this, iter_id, ctxt, 0);
            log << MSG::INFO << *s << endmsg;
            m_incidentSvc->fireIncident(Incident(s->dbName(),IncidentType::BeginInputFile));
            return StatusCode::SUCCESS;
          }
        }
      }
    }
    if(s!=NULL) {
      m_incidentSvc->fireIncident(Incident(s->dbName(),IncidentType::FailInputFile));
    }
  }

  iter.set(this, -1, 0, 0);
  status.setChecked();
  //m_incidentSvc->fireIncident(Incident(s->dbName(),IncidentType::FailInputFile));
  return StatusCode::FAILURE;
}

StatusCode EventSelector::lastOfPreviousStream	(	bool	shutDown,
		EvtSelectorContext &	it
	)			const

Retrieve last entry of the previous data stream.

Definition at line 143 of file EventSelector.cpp.

                                                                                 {
  StatusCode status = StatusCode::SUCCESS;
  if ( shutDown )   {
    if ( iter.ID() >= 0 && iter.ID() < (long)m_streamtool->size() )   {
      const EventSelectorDataStream* s = m_streamtool->getStream(iter.ID());
      if ( s->isInitialized() )    {
        EventSelector* thisPtr = const_cast<EventSelector*>(this);
        if ( s->selector() && iter.context() )  {
          Context* ctxt = iter.context();
          s->selector()->releaseContext(ctxt);
          iter.set(0,0);
        }
        status = thisPtr->m_streamtool->finalizeStream(const_cast<EventSelectorDataStream*>(s));
        iter.set(0,0);
      }
    }
  }

  IDataStreamTool::size_type iter_id = iter.ID()-1;
  const EventSelectorDataStream* s ;
  status = m_streamtool->getPreviousStream( s , iter_id );

  if ( status.isSuccess() )   {

    if ( !s->isInitialized() )    {
      EventSelector* thisPtr = const_cast<EventSelector*>(this);
      status = thisPtr->m_streamtool->initializeStream(const_cast<EventSelectorDataStream*>(s));
    }
    if ( status.isSuccess() )   {
      const IEvtSelector* sel = s->selector();
      if ( sel )  {
        Context* ctxt = 0;
        status = sel->createContext(ctxt);
        if ( status.isSuccess() )   {
          status = sel->resetCriteria(s->criteria(), *ctxt);
          if ( status.isSuccess() )   {
            MsgStream log(msgSvc(), name());
            iter.set(this, iter_id, ctxt, 0);
            log << MSG::INFO << *s << endmsg;
            return StatusCode::SUCCESS;
          }
        }
      }
    }
  }

  iter.set(this, -1, 0, 0);
  return StatusCode::FAILURE;
}

---

Member Data Documentation

long int EventSelector::m_streamID

Definition at line 59 of file EventSelector.h.

SmartIF<IIncidentSvc> EventSelector::m_incidentSvc [protected]

Reference to the indicent service.

Definition at line 63 of file EventSelector.h.

SmartIF<IToolSvc> EventSelector::m_toolSvc [protected]

Definition at line 65 of file EventSelector.h.

IDataStreamTool* EventSelector::m_streamtool [protected]

Definition at line 67 of file EventSelector.h.

bool EventSelector::m_reconfigure [protected]

Reconfigure occurred.

Definition at line 70 of file EventSelector.h.

StreamSpecs EventSelector::m_streamSpecs [protected]

Input stream specifiers (for job options).

Definition at line 72 of file EventSelector.h.

StreamSpecs EventSelector::m_streamSpecsLast [protected]

Input stream specifiers (last used).

Definition at line 74 of file EventSelector.h.

Streams EventSelector::m_streams [protected]

Input streams.

Definition at line 76 of file EventSelector.h.

int EventSelector::m_streamCount [protected]

Input stream counter (0..oo, monotonely increasing).

Definition at line 78 of file EventSelector.h.

int EventSelector::m_firstEvent [protected]

First event to be processed.

Definition at line 80 of file EventSelector.h.

int EventSelector::m_evtMax [protected]

Maximum number of events to be processed.

Definition at line 82 of file EventSelector.h.

int EventSelector::m_evtPrintFrequency [protected]

Printout frequency.

Definition at line 84 of file EventSelector.h.

std::string EventSelector::m_streamManager [protected]

Definition at line 86 of file EventSelector.h.

---

The documentation for this class was generated from the following files:

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v21r11/GaudiSvc/src/EventSelector/EventSelector.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v21r11/GaudiSvc/src/EventSelector/EventSelector.cpp