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AppMgrRunable.cpp

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//====================================================================
//      AppMgrRunable.cpp
//--------------------------------------------------------------------
//
//      Package    : AppMgrRunable ( The LHCb Offline System)
//
//  Description: implementation of the Application runable service.
//
//      Author     : M.Frank
//  History    :
// +---------+----------------------------------------------+---------
// |    Date |                 Comment                      | Who     
// +---------+----------------------------------------------+---------
// | 29/10/98| Initial version                              | MF
// +---------+----------------------------------------------+---------
//
//====================================================================
#define  GAUDISVC_APPMGRRUNABLE_CPP

#include "GaudiKernel/SmartIF.h"
#include "GaudiKernel/SvcFactory.h"
#include "GaudiKernel/IAppMgrUI.h"
#include "GaudiKernel/ISvcLocator.h"

#include "AppMgrRunable.h"

// Instantiation of a static factory class used by clients to create instances of this service
static SvcFactory<AppMgrRunable> s_AppMgrRunableFactory;
const ISvcFactory& AppMgrRunableSvcFactory = s_AppMgrRunableFactory;

// Standard Constructor
AppMgrRunable::AppMgrRunable(const std::string& nam, ISvcLocator* svcLoc)   
: Service(nam, svcLoc), m_appMgrUI(0)
{
  declareProperty("EvtMax", m_evtMax=0xFEEDBABE);
}

// Standard Destructor
AppMgrRunable::~AppMgrRunable()   
{
}

// IInterface implementation : queryInterface
StatusCode AppMgrRunable::queryInterface(const InterfaceID& riid, void** ppvInterface)   {
  if ( riid == IID_IRunable )   {
    *ppvInterface = (IRunable*)this;
  }
  else  {
    return Service::queryInterface(riid, ppvInterface);
  }
  addRef();
  return StatusCode::SUCCESS;
}

// IService implementation: initialize the service
StatusCode AppMgrRunable::initialize()   {
  StatusCode sc = Service::initialize();
  if ( sc.isSuccess() )     {
    sc = serviceLocator()->queryInterface(IID_IAppMgrUI, (void**)&m_appMgrUI);
    // get property from application manager
    if ( m_evtMax == (int)0xFEEDBABE )   {
      SmartIF<IProperty> props(IID_IProperty, serviceLocator());
      setProperty(props->getProperty("EvtMax"));
    }
  }
  return sc;
}

// IService implementation: finalize the service
StatusCode AppMgrRunable::finalize()     {
  StatusCode sc = Service::finalize();
  if ( 0 != m_appMgrUI ) m_appMgrUI->release();
  m_appMgrUI = 0;
  return sc;
}

// IRunable implementation : Run the class implementation
StatusCode AppMgrRunable::run()   {
  if ( 0 != m_appMgrUI )    {
    // loop over the events
    return m_appMgrUI->nextEvent(m_evtMax);
  }
  return StatusCode::FAILURE;
}

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