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FakeEventTime.cpp

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// $Id: FakeEventTime.cpp,v 1.1 2006/09/26 10:45:48 marcocle Exp $
// Include files 

// from Gaudi
#include "GaudiKernel/ToolFactory.h"
#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/IDataProviderSvc.h"

// local
#include "FakeEventTime.h"

//-----------------------------------------------------------------------------
// Implementation file for class : FakeEventTime
//
// 2006-09-21 : Marco Clemencic
//-----------------------------------------------------------------------------

// Declaration of the Tool Factory
DECLARE_TOOL_FACTORY( FakeEventTime );


//=============================================================================
// Standard constructor, initializes variables
//=============================================================================
FakeEventTime::FakeEventTime( const std::string& type,
                              const std::string& name,
                              const IInterface* parent )
  : AlgTool ( type, name , parent )
{
  declareInterface<IEventTimeDecoder>(this);

  declareProperty("EventDataSvc",     m_evtDataProviderName = "EventDataSvc"    );

  // properties used to generate fake times
  declareProperty("StartTime",       m_startTime = 0);
  declareProperty("TimeStep",        m_timeStep  = 0);
}
//=============================================================================
// Destructor
//=============================================================================
FakeEventTime::~FakeEventTime() {} 

//=========================================================================
//  Initialization
//=========================================================================
StatusCode FakeEventTime::initialize ( ) {
  // base class initialization
        StatusCode sc = AlgTool::initialize();
        if (!sc.isSuccess()) return sc;
  
  // local initialization
        MsgStream log(msgSvc(),name());
        log << MSG::DEBUG << "--- initialize ---" << endmsg;

  // Not really needed, just an example.
  sc = service(m_evtDataProviderName,m_evtDataProvider,true);
  if (!sc.isSuccess()) {
    log << MSG::ERROR << "Unable to get a handle to the event data service" << endmsg;
    return sc;
  } else {
    log << MSG::DEBUG << "Got pointer to IDataProviderSvc \"" << m_evtDataProviderName << '"' << endmsg;
  }

  log << MSG::INFO << "Event times generated from " << m_startTime << " with steps of " << m_timeStep << endmsg;

  return StatusCode::SUCCESS;
}

//=========================================================================
//  Finalization
//=========================================================================
StatusCode FakeEventTime::finalize ( ) {
        // local finalization
        MsgStream log(msgSvc(),name());
        log << MSG::DEBUG << "--- finalize ---" << endmsg;

        // release the interfaces used
        if (m_evtDataProvider != NULL) m_evtDataProvider->release();

  return AlgTool::finalize();
}


//=========================================================================
//  Return the time of current event
//=========================================================================
Gaudi::Time FakeEventTime::getTime ( ) const {

  // Here we should get the time from the EventDataSvc
  Gaudi::Time currentTime(m_startTime);

 // increment for the next event
  FakeEventTime *myPtr = const_cast<FakeEventTime *>(this);
  myPtr->m_startTime += m_timeStep;

  return currentTime;
}
//=============================================================================

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