RndmEngine.h Source File

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 Service, 
00047                   virtual public IRndmEngine, 
00048                   virtual public ISerialize,
00049                   virtual public IIncidentListener
00050 {
00051 protected:
00053   IIncidentSvc*        m_pIncidentSvc;
00054 
00056   RndmEngine(const std::string& name, ISvcLocator* loc);
00058   virtual ~RndmEngine();
00059 public:
00061   StatusCode queryInterface(const IID& riid, void** ppvInterface);
00063   virtual StatusCode initialize();
00065   virtual StatusCode finalize();
00067   virtual double rndm() const;
00074   virtual StatusCode rndmArray( std::vector<double>& array, long howmany, long start = 0) const;
00079   virtual StreamBuffer& serialize(StreamBuffer& str);
00084   virtual StreamBuffer& serialize(StreamBuffer& str) const;
00086   virtual void handle(const Incident& inc);
00087 };
00088 
00089 #endif // GAUDI_RNDMGENSVC_RNDMENGINE_H