Gaudi Framework, version v23r2: /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r2/GaudiSvc/src/RndmGenSvc/RndmEngine.h Source File

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00001 //====================================================================
00002 //      Random Engine definition
00003 //--------------------------------------------------------------------
00004 //
00005 //      Package    : Gaudi/RndmGenSvc ( The LHCb Offline System)
00006 //      Author     : M.Frank
00007 //====================================================================
00008 #ifndef GAUDI_RNDMGENSVC_RNDMENGINE_H
00009 #define GAUDI_RNDMGENSVC_RNDMENGINE_H 1
00010 
00011 // STL include files
00012 #include <vector>
00013 
00014 // Framework include files
00015 #include "GaudiKernel/Service.h"
00016 #include "GaudiKernel/ISerialize.h"
00017 #include "GaudiKernel/IRndmEngine.h"
00018 #include "GaudiKernel/IIncidentListener.h"
00019 
00020 // Forward declarations
00021 class IIncidentSvc;
00022 
00046 class RndmEngine: public extends3<Service, IRndmEngine, ISerialize, IIncidentListener>
00047 {
00048 protected:
00050   SmartIF<IIncidentSvc>        m_pIncidentSvc;
00051 
00053   RndmEngine(const std::string& name, ISvcLocator* loc);
00055   virtual ~RndmEngine();
00056 public:
00058   virtual StatusCode initialize();
00060   virtual StatusCode finalize();
00062   virtual double rndm() const;
00069   virtual StatusCode rndmArray( std::vector<double>& array, long howmany, long start = 0) const;
00074   virtual StreamBuffer& serialize(StreamBuffer& str);
00079   virtual StreamBuffer& serialize(StreamBuffer& str) const;
00081   virtual void handle(const Incident& inc);
00082 };
00083 
00084 #endif // GAUDI_RNDMGENSVC_RNDMENGINE_H