Trivial Algorithm for tutotial purposes. More...

#include <src/Test/HelloWorld.h>

Inheritance diagram for HelloWorld:

Collaboration diagram for HelloWorld:

Public Member Functions
	HelloWorld (const std::string &name, ISvcLocator *pSvcLocator)
	Constructor of this form must be provided.

StatusCode	initialize ()
	Three mandatory member functions of any algorithm.

StatusCode	execute ()

StatusCode	finalize ()
	the default (empty) implementation of IStateful::finalize() method

StatusCode	beginRun ()
	Algorithm begin run.

StatusCode	endRun ()
	Algorithm end run. This method is called at the end of the event loop.

Public Member Functions inherited from Algorithm
	Algorithm (const std::string &name, ISvcLocator *svcloc, const std::string &version=PACKAGE_VERSION)
	Constructor.

virtual	~Algorithm ()
	Destructor.

virtual StatusCode	sysStart ()
	Reinitialization method invoked by the framework.

virtual StatusCode	sysInitialize ()
	Initialization method invoked by the framework.

virtual StatusCode	sysReinitialize ()
	Reinitialization method invoked by the framework.

virtual StatusCode	sysRestart ()
	Restart method invoked by the framework.

virtual StatusCode	sysExecute ()
	The actions to be performed by the algorithm on an event.

virtual StatusCode	sysStop ()
	System stop.

virtual StatusCode	sysFinalize ()
	System finalization.

virtual StatusCode	sysBeginRun ()
	beginRun method invoked by the framework.

virtual StatusCode	sysEndRun ()
	endRun method invoked by the framework.

virtual const std::string &	name () const
	The identifying name of the algorithm object.

virtual const std::string &	version () const

virtual StatusCode	configure ()
	Dummy implementation of IStateful::configure() method.

virtual StatusCode	terminate ()
	Dummy implementation of IStateful::terminate() method.

virtual StatusCode	start ()
	the default (empty) implementation of IStateful::start() method

virtual StatusCode	stop ()
	the default (empty) implementation of IStateful::stop() method

virtual StatusCode	reinitialize ()
	the default (empty) implementation of IStateful::reinitialize() method

virtual StatusCode	restart ()
	the default (empty) implementation of IStateful::restart() method

virtual bool	isExecuted () const
	Has this algorithm been executed since the last reset?

virtual void	setExecuted (bool state)
	Set the executed flag to the specified state.

virtual void	resetExecuted ()
	Reset the executed state of the Algorithm for the duration of the current event.

virtual Gaudi::StateMachine::State	FSMState () const
	returns the current state of the algorithm

virtual Gaudi::StateMachine::State	targetFSMState () const
	returns the state the algorithm will be in after the ongoing transition

virtual bool	isEnabled () const
	Is this algorithm enabled or disabled?

virtual bool	filterPassed () const
	Did this algorithm pass or fail its filter criterion for the last event?

virtual void	setFilterPassed (bool state)
	Set the filter passed flag to the specified state.

template<class T >
StatusCode	service (const std::string &name, T *&psvc, bool createIf=true) const
	Access a service by name, creating it if it doesn't already exist.

template<class T >
StatusCode	service (const std::string &svcType, const std::string &svcName, T *&psvc) const
	Access a service by name and type, creating it if it doesn't already exist.

SmartIF< IService >	service (const std::string &name, const bool createIf=true, const bool quiet=false) const
	Return a pointer to the service identified by name (or "type/name")

void	setOutputLevel (int level)
	Set the output level for current algorithm.

SmartIF< IAuditorSvc > &	auditorSvc () const
	The standard auditor service.May not be invoked before sysInitialize() has been invoked.

SmartIF< IChronoStatSvc > &	chronoSvc () const
	The standard Chrono & Stat service, Return a pointer to the service if present.

SmartIF< IChronoStatSvc > &	chronoStatService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IDataProviderSvc > &	detSvc () const
	The standard detector data service.

SmartIF< IDataProviderSvc > &	detDataService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IConversionSvc > &	detCnvSvc () const
	The standard detector data persistency conversion service.

SmartIF< IConversionSvc > &	detDataCnvService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IDataProviderSvc > &	eventSvc () const
	The standard event data service.

SmartIF< IDataProviderSvc > &	evtSvc () const
	shortcut for method eventSvc

SmartIF< IDataProviderSvc > &	eventDataService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IConversionSvc > &	eventCnvSvc () const
	The standard event data persistency conversion service.

SmartIF< IConversionSvc > &	eventDataCnvService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IHistogramSvc > &	histoSvc () const
	The standard histogram service.

SmartIF< IHistogramSvc > &	histogramDataService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IMessageSvc > &	msgSvc () const
	The standard message service.

SmartIF< IMessageSvc > &	messageService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< INTupleSvc > &	ntupleSvc () const
	The standard N tuple service.

SmartIF< INTupleSvc > &	ntupleService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IRndmGenSvc > &	randSvc () const
	AIDA-based NTuple service Returns a pointer to the AIDATuple service if present.

SmartIF< IToolSvc > &	toolSvc () const
	The standard ToolSvc service, Return a pointer to the service if present.

SmartIF< IExceptionSvc > &	exceptionSvc () const
	Get the exception Service.

SmartIF< IAlgContextSvc > &	contextSvc () const
	get Algorithm Context Service

SmartIF< ISvcLocator > &	serviceLocator () const
	The standard service locator.

SmartIF< ISvcLocator > &	svcLoc () const
	shortcut for method serviceLocator

bool	registerContext () const
	register for Algorithm Context Service?

StatusCode	createSubAlgorithm (const std::string &type, const std::string &name, Algorithm *&pSubAlg)
	Create a sub algorithm.

std::vector< Algorithm * > *	subAlgorithms () const
	List of sub-algorithms. Returns a pointer to a vector of (sub) Algorithms.

virtual StatusCode	setProperty (const Property &p)
	Implementation of IProperty::setProperty.

virtual StatusCode	setProperty (const std::string &s)
	Implementation of IProperty::setProperty.

virtual StatusCode	setProperty (const std::string &n, const std::string &v)
	Implementation of IProperty::setProperty.

virtual StatusCode	getProperty (Property *p) const
	Implementation of IProperty::getProperty.

virtual const Property &	getProperty (const std::string &name) const
	Implementation of IProperty::getProperty.

virtual StatusCode	getProperty (const std::string &n, std::string &v) const
	Implementation of IProperty::getProperty.

virtual const std::vector < Property * > &	getProperties () const
	Implementation of IProperty::getProperties.

StatusCode	setProperties ()
	Set the algorithm's properties.

template<class T >
Property *	declareProperty (const std::string &name, T &property, const std::string &doc="none") const
	Declare the named property.

Property *	declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="") const
	Declare remote named properties.

SmartIF< IMonitorSvc > &	monitorSvc () const
	Access the monitor service.

template<class T >
void	declareInfo (const std::string &name, const T &var, const std::string &desc) const
	Declare monitoring information.

void	declareInfo (const std::string &name, const std::string &format, const void *var, int size, const std::string &desc) const
	Declare monitoring information (special case)

template<class TYPE >
StatusCode	setProperty (const std::string &name, const TYPE &value)
	set the property form the value

	Algorithm (const std::string &name, ISvcLocator *svcloc, const std::string &version=PACKAGE_VERSION)
	Constructor.

virtual	~Algorithm ()
	Destructor.

virtual StatusCode	sysStart ()
	Reinitialization method invoked by the framework.

virtual StatusCode	sysInitialize ()
	Initialization method invoked by the framework.

virtual StatusCode	sysReinitialize ()
	Reinitialization method invoked by the framework.

virtual StatusCode	sysRestart ()
	Restart method invoked by the framework.

virtual StatusCode	sysExecute ()
	The actions to be performed by the algorithm on an event.

virtual StatusCode	sysStop ()
	System stop.

virtual StatusCode	sysFinalize ()
	System finalization.

virtual StatusCode	sysBeginRun ()
	beginRun method invoked by the framework.

virtual StatusCode	sysEndRun ()
	endRun method invoked by the framework.

virtual const std::string &	name () const
	The identifying name of the algorithm object.

virtual const std::string &	version () const

virtual StatusCode	configure ()
	Dummy implementation of IStateful::configure() method.

virtual StatusCode	terminate ()
	Dummy implementation of IStateful::terminate() method.

virtual StatusCode	start ()
	the default (empty) implementation of IStateful::start() method

virtual StatusCode	stop ()
	the default (empty) implementation of IStateful::stop() method

virtual StatusCode	reinitialize ()
	the default (empty) implementation of IStateful::reinitialize() method

virtual StatusCode	restart ()
	the default (empty) implementation of IStateful::restart() method

virtual bool	isExecuted () const
	Has this algorithm been executed since the last reset?

virtual void	setExecuted (bool state)
	Set the executed flag to the specified state.

virtual void	resetExecuted ()
	Reset the executed state of the Algorithm for the duration of the current event.

virtual Gaudi::StateMachine::State	FSMState () const
	returns the current state of the algorithm

virtual Gaudi::StateMachine::State	targetFSMState () const
	returns the state the algorithm will be in after the ongoing transition

virtual bool	isEnabled () const
	Is this algorithm enabled or disabled?

virtual bool	filterPassed () const
	Did this algorithm pass or fail its filter criterion for the last event?

virtual void	setFilterPassed (bool state)
	Set the filter passed flag to the specified state.

template<class T >
StatusCode	service (const std::string &name, T *&psvc, bool createIf=true) const
	Access a service by name, creating it if it doesn't already exist.

template<class T >
StatusCode	service (const std::string &svcType, const std::string &svcName, T *&psvc) const
	Access a service by name and type, creating it if it doesn't already exist.

SmartIF< IService >	service (const std::string &name, const bool createIf=true, const bool quiet=false) const
	Return a pointer to the service identified by name (or "type/name")

void	setOutputLevel (int level)
	Set the output level for current algorithm.

SmartIF< IAuditorSvc > &	auditorSvc () const
	The standard auditor service.May not be invoked before sysInitialize() has been invoked.

SmartIF< IChronoStatSvc > &	chronoSvc () const
	The standard Chrono & Stat service, Return a pointer to the service if present.

SmartIF< IChronoStatSvc > &	chronoStatService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IDataProviderSvc > &	detSvc () const
	The standard detector data service.

SmartIF< IDataProviderSvc > &	detDataService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IConversionSvc > &	detCnvSvc () const
	The standard detector data persistency conversion service.

SmartIF< IConversionSvc > &	detDataCnvService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IDataProviderSvc > &	eventSvc () const
	The standard event data service.

SmartIF< IDataProviderSvc > &	evtSvc () const
	shortcut for method eventSvc

SmartIF< IDataProviderSvc > &	eventDataService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IConversionSvc > &	eventCnvSvc () const
	The standard event data persistency conversion service.

SmartIF< IConversionSvc > &	eventDataCnvService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IHistogramSvc > &	histoSvc () const
	The standard histogram service.

SmartIF< IHistogramSvc > &	histogramDataService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IMessageSvc > &	msgSvc () const
	The standard message service.

SmartIF< IMessageSvc > &	messageService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< INTupleSvc > &	ntupleSvc () const
	The standard N tuple service.

SmartIF< INTupleSvc > &	ntupleService () const
	Obsoleted name, kept due to the backwards compatibility.

SmartIF< IRndmGenSvc > &	randSvc () const
	AIDA-based NTuple service Returns a pointer to the AIDATuple service if present.

SmartIF< IToolSvc > &	toolSvc () const
	The standard ToolSvc service, Return a pointer to the service if present.

SmartIF< IExceptionSvc > &	exceptionSvc () const
	Get the exception Service.

SmartIF< IAlgContextSvc > &	contextSvc () const
	get Algorithm Context Service

SmartIF< ISvcLocator > &	serviceLocator () const
	The standard service locator.

SmartIF< ISvcLocator > &	svcLoc () const
	shortcut for method serviceLocator

bool	registerContext () const
	register for Algorithm Context Service?

StatusCode	createSubAlgorithm (const std::string &type, const std::string &name, Algorithm *&pSubAlg)
	Create a sub algorithm.

std::vector< Algorithm * > *	subAlgorithms () const
	List of sub-algorithms. Returns a pointer to a vector of (sub) Algorithms.

virtual StatusCode	setProperty (const Property &p)
	Implementation of IProperty::setProperty.

virtual StatusCode	setProperty (const std::string &s)
	Implementation of IProperty::setProperty.

virtual StatusCode	setProperty (const std::string &n, const std::string &v)
	Implementation of IProperty::setProperty.

virtual StatusCode	getProperty (Property *p) const
	Implementation of IProperty::getProperty.

virtual const Property &	getProperty (const std::string &name) const
	Implementation of IProperty::getProperty.

virtual StatusCode	getProperty (const std::string &n, std::string &v) const
	Implementation of IProperty::getProperty.

virtual const std::vector < Property * > &	getProperties () const
	Implementation of IProperty::getProperties.

StatusCode	setProperties ()
	Set the algorithm's properties.

template<class T >
Property *	declareProperty (const std::string &name, T &property, const std::string &doc="none") const
	Declare the named property.

Property *	declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="") const
	Declare remote named properties.

SmartIF< IMonitorSvc > &	monitorSvc () const
	Access the monitor service.

template<class T >
void	declareInfo (const std::string &name, const T &var, const std::string &desc) const
	Declare monitoring information.

void	declareInfo (const std::string &name, const std::string &format, const void *var, int size, const std::string &desc) const
	Declare monitoring information (special case)

template<class TYPE >
StatusCode	setProperty (const std::string &name, const TYPE &value)
	set the property form the value

Private Attributes
bool	m_initialized

IntegerProperty	m_int
	These data members are used in the execution of this algorithm They are set in the initialisation phase by the job options service.

DoubleProperty	m_double

StringProperty	m_string

Additional Inherited Members
Public Types inherited from Algorithm
typedef Gaudi::PluginService::Factory < IAlgorithm , const std::string &, ISvcLocator >	Factory

typedef Gaudi::PluginService::Factory < IAlgorithm , const std::string &, ISvcLocator >	Factory

Protected Member Functions inherited from Algorithm
bool	isInitialized () const
	Has the Algorithm already been initialized?

bool	isFinalized () const
	Has the Algorithm already been finalized?

int	outputLevel () const
	retrieve the Algorithm output level

IntegerProperty &	outputLevelProperty ()
	Accessor for the Message level property.

void	initOutputLevel (Property &prop)
	callback for output level property

bool	isInitialized () const
	Has the Algorithm already been initialized?

bool	isFinalized () const
	Has the Algorithm already been finalized?

int	outputLevel () const
	retrieve the Algorithm output level

IntegerProperty &	outputLevelProperty ()
	Accessor for the Message level property.

void	initOutputLevel (Property &prop)
	callback for output level property

Detailed Description

Trivial Algorithm for tutotial purposes.

Author: nobody

Definition at line 15 of file HelloWorld.h.

Constructor & Destructor Documentation

HelloWorld::HelloWorld	(	const std::string &	name,
		ISvcLocator *	pSvcLocator
	)

Constructor of this form must be provided.

Definition at line 12 of file HelloWorld.cpp.

           : Algorithm(name, ploc) {
//------------------------------------------------------------------------------
  m_initialized = false;
}

Member Function Documentation

StatusCode HelloWorld::beginRun ( )

virtual

Algorithm begin run.

This method is called at the beginning of the event loop.

Reimplemented from Algorithm.

Definition at line 52 of file HelloWorld.cpp.

                                {
//------------------------------------------------------------------------------
  MsgStream log(msgSvc(), name());
  log << MSG::INFO << "beginning new run...." << endmsg;
  m_initialized = true;
  return StatusCode::SUCCESS;
}

StatusCode HelloWorld::endRun ( )

virtual

Algorithm end run. This method is called at the end of the event loop.

Reimplemented from Algorithm.

Definition at line 63 of file HelloWorld.cpp.

                              {
//------------------------------------------------------------------------------
  MsgStream log(msgSvc(), name());
  log << MSG::INFO << "ending new run...." << endmsg;
  m_initialized = true;
  return StatusCode::SUCCESS;
}

StatusCode HelloWorld::execute ( )

Definition at line 33 of file HelloWorld.cpp.

                               {
//------------------------------------------------------------------------------
  MsgStream         log( msgSvc(), name() );
  log << MSG::INFO << "executing...." << endmsg;
  return StatusCode::SUCCESS;
}

StatusCode HelloWorld::finalize ( )

virtual

the default (empty) implementation of IStateful::finalize() method

Reimplemented from Algorithm.

Definition at line 43 of file HelloWorld.cpp.

                                {
//------------------------------------------------------------------------------
  MsgStream log(msgSvc(), name());
  log << MSG::INFO << "finalizing...." << endmsg;
  m_initialized = false;
  return StatusCode::SUCCESS;
}

StatusCode HelloWorld::initialize ( )

virtual

Three mandatory member functions of any algorithm.

Reimplemented from Algorithm.

Definition at line 19 of file HelloWorld.cpp.

                                  {
//------------------------------------------------------------------------------
  // avoid calling initialize more than once
  if( m_initialized ) return StatusCode::SUCCESS;
  MsgStream log(msgSvc(), name());
  log << MSG::INFO << "initializing...." << endmsg;
  m_initialized = true;
  return StatusCode::SUCCESS;
}

Member Data Documentation

DoubleProperty HelloWorld::m_double

private

Definition at line 31 of file HelloWorld.h.

bool HelloWorld::m_initialized

private

Definition at line 27 of file HelloWorld.h.

IntegerProperty HelloWorld::m_int

private

These data members are used in the execution of this algorithm They are set in the initialisation phase by the job options service.

Definition at line 30 of file HelloWorld.h.

StringProperty HelloWorld::m_string

private

Definition at line 32 of file HelloWorld.h.

The documentation for this class was generated from the following files:

GaudiPython/src/Test/HelloWorld.h
GaudiPython/src/Test/HelloWorld.cpp

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation