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EvtDataSvc.cpp

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//====================================================================
//      EvtDataSvc.cpp
//--------------------------------------------------------------------
//
//      Package    : System ( The LHCb Offline System)
//
//  Description: implementation of the Transient event data service.
//
//      Author     : M.Frank
//  History    :
// +---------+----------------------------------------------+---------
// |    Date |                 Comment                      | Who     
// +---------+----------------------------------------------+---------
// | 29/10/98| Initial version                              | MF
// +---------+----------------------------------------------+---------
//
//====================================================================
#define  DATASVC_EVTDATASVC_CPP

#include "GaudiKernel/SvcFactory.h"
#include "GaudiKernel/ISvcLocator.h"
#include "GaudiKernel/IConversionSvc.h"

#include "EvtDataSvc.h"

// Instantiation of a static factory class used by clients to create
// instances of this service
static SvcFactory<EvtDataSvc> s_factory;
const ISvcFactory& EvtDataSvcFactory = s_factory;

StatusCode EvtDataSvc::initialize()    {
  // Nothing to do: just call base class initialisation
  StatusCode      status  = DataSvc::initialize();
  ISvcLocator*    svc_loc = serviceLocator();
  IConversionSvc* cnv_svc = 0;

  // Attach data loader facility
  status = svc_loc->getService("EventPersistencySvc", IID_IConversionSvc,(IInterface*&)cnv_svc);
  status = setDataLoader( cnv_svc );
  return status;
}

EvtDataSvc::EvtDataSvc(const std::string& name,ISvcLocator* svc) : DataSvc(name,svc)   {
}

EvtDataSvc::~EvtDataSvc()  {
  setDataLoader(0);
  clearStore();
}

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