All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Groups Pages
RndmEngine.h
Go to the documentation of this file.
1 //====================================================================
2 // Random Engine definition
3 //--------------------------------------------------------------------
4 //
5 // Package : Gaudi/RndmGenSvc ( The LHCb Offline System)
6 // Author : M.Frank
7 //====================================================================
8 #ifndef GAUDI_RNDMGENSVC_RNDMENGINE_H
9 #define GAUDI_RNDMGENSVC_RNDMENGINE_H 1
10 
11 // STL include files
12 #include <vector>
13 
14 // Framework include files
15 #include "GaudiKernel/Service.h"
16 #include "GaudiKernel/ISerialize.h"
19 
20 // Forward declarations
21 class IIncidentSvc;
22 
46 class RndmEngine: public extends3<Service, IRndmEngine, ISerialize, IIncidentListener>
47 {
48 protected:
51 
53  RndmEngine(const std::string& name, ISvcLocator* loc);
55  virtual ~RndmEngine();
56 public:
58  virtual StatusCode initialize();
60  virtual StatusCode finalize();
62  virtual double rndm() const;
69  virtual StatusCode rndmArray( std::vector<double>& array, long howmany, long start = 0) const;
74  virtual StreamBuffer& serialize(StreamBuffer& str);
79  virtual StreamBuffer& serialize(StreamBuffer& str) const;
81  virtual void handle(const Incident& inc);
82 };
83 
84 #endif // GAUDI_RNDMGENSVC_RNDMENGINE_H
The ISvcLocator is the interface implemented by the Service Factory in the Application Manager to loc...
Definition: ISvcLocator.h:26
RndmEngine(const std::string &name, ISvcLocator *loc)
Standard Constructor.
Definition: RndmEngine.cpp:31
virtual StatusCode rndmArray(std::vector< double > &array, long howmany, long start=0) const
Multiple shots returning vector with flat random numbers.
Definition: RndmEngine.cpp:87
The stream buffer is a small object collecting object data.
Definition: StreamBuffer.h:40
virtual double rndm() const
Single shot returning single random number.
Definition: RndmEngine.cpp:73
virtual void handle(const Incident &inc)
Inform that a new incident has occurred.
Definition: RndmEngine.cpp:78
Base class used to extend a class implementing other interfaces.
Definition: extends.h:140
SmartIF< IIncidentSvc > m_pIncidentSvc
Reference to the incident service.
Definition: RndmEngine.h:50
virtual StatusCode finalize()
Service override: finalization.
Definition: RndmEngine.cpp:56
This class is used for returning status codes from appropriate routines.
Definition: StatusCode.h:30
virtual StreamBuffer & serialize(StreamBuffer &str)
Input serialization from stream buffer.
Definition: RndmEngine.cpp:63
virtual const std::string & name() const
Retrieve name of the service.
Definition: Service.cpp:331
struct GAUDI_API array
Parametrisation class for redirection array - like implementation.
virtual ~RndmEngine()
Standard Destructor.
Definition: RndmEngine.cpp:37
Base class for all Incidents (computing events).
Definition: Incident.h:16
virtual StatusCode start()
Start (from INITIALIZED to RUNNING).
Definition: Service.cpp:158
virtual StatusCode initialize()
Service override: initialization.
Definition: RndmEngine.cpp:41
Random Generator engine definition.
Definition: RndmEngine.h:46
The interface implemented by the IncidentSvc service.
Definition: IIncidentSvc.h:22