Inheritance diagram for HiveDataBrokerSvc:

[legend]

Collaboration diagram for HiveDataBrokerSvc:

[legend]

Public Member Functions
std::vector< Gaudi::Algorithm * >	algorithmsRequiredFor (const DataObjIDColl &requested, const std::vector< std::string > &stoppers={}) const override

std::vector< Gaudi::Algorithm * >	algorithmsRequiredFor (const Gaudi::Utils::TypeNameString &alg, const std::vector< std::string > &stoppers={}) const override

StatusCode	initialize () override

StatusCode	start () override

StatusCode	stop () override

StatusCode	finalize () override

Public Member Functions inherited from extends< Service, IDataBroker >
void const *	i_cast (const InterfaceID &tid) const override
	Implementation of IInterface::i_cast.

StatusCode	queryInterface (const InterfaceID &ti, void **pp) override
	Implementation of IInterface::queryInterface.

std::vector< std::string >	getInterfaceNames () const override
	Implementation of IInterface::getInterfaceNames.

Public Member Functions inherited from Service
const std::string &	name () const override
	Retrieve name of the service.

StatusCode	configure () override

StatusCode	initialize () override

StatusCode	start () override

StatusCode	stop () override

StatusCode	finalize () override

StatusCode	terminate () override

Gaudi::StateMachine::State	FSMState () const override

Gaudi::StateMachine::State	targetFSMState () const override

StatusCode	reinitialize () override

StatusCode	restart () override

StatusCode	sysInitialize () override
	Initialize Service.

StatusCode	sysStart () override
	Initialize Service.

StatusCode	sysStop () override
	Initialize Service.

StatusCode	sysFinalize () override
	Finalize Service.

StatusCode	sysReinitialize () override
	Re-initialize the Service.

StatusCode	sysRestart () override
	Re-initialize the Service.

	Service (std::string name, ISvcLocator *svcloc)
	Standard Constructor.

SmartIF< ISvcLocator > &	serviceLocator () const override
	Retrieve pointer to service locator.

template<typename IFace = IService>
SmartIF< IFace >	service (const std::string &name, bool createIf=true) const

template<class T>
Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, ToolHandle< T > &hndl, const std::string &doc="none")

template<class T>
StatusCode	declareTool (ToolHandle< T > &handle, bool createIf=true)

template<class T>
StatusCode	declareTool (ToolHandle< T > &handle, const std::string &toolTypeAndName, bool createIf=true)
	Declare used tool.

template<class T>
Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, ToolHandleArray< T > &hndlArr, const std::string &doc="none")

template<class T>
void	addToolsArray (ToolHandleArray< T > &hndlArr)

const std::vector< IAlgTool * > &	tools () const

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

Public Member Functions inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
StatusCode	setProperty (const Gaudi::Details::PropertyBase &p)
	Set the property from a property.

StatusCode	setProperty (const std::string &name, const char *v)
	Special case for string literals.

StatusCode	setProperty (const std::string &name, const std::string &v)
	Special case for std::string.

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

	PropertyHolder ()=default

Gaudi::Details::PropertyBase &	declareProperty (Gaudi::Details::PropertyBase &prop)
	Declare a property.

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, TYPE &value, const std::string &doc="none")
	Helper to wrap a regular data member and use it as a regular property.

Gaudi::Details::PropertyBase *	declareProperty (const std::string &name, Gaudi::Property< TYPE, VERIFIER, HANDLERS > &prop, const std::string &doc="none")
	Declare a PropertyBase instance setting name and documentation.

Gaudi::Details::PropertyBase *	declareRemoteProperty (const std::string &name, IProperty *rsvc, const std::string &rname="")
	Declare a remote property.

StatusCode	setProperty (const std::string &name, const Gaudi::Details::PropertyBase &p) override
	set the property from another property with a different name

StatusCode	setProperty (const std::string &s) override
	set the property from the formatted string

StatusCode	setProperty (const Gaudi::Details::PropertyBase &p)
	Set the property from a property.

StatusCode	setProperty (const std::string &name, const char *v)
	Special case for string literals.

StatusCode	setProperty (const std::string &name, const std::string &v)
	Special case for std::string.

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

StatusCode	setPropertyRepr (const std::string &n, const std::string &r) override
	set the property from name and value string representation

StatusCode	getProperty (Gaudi::Details::PropertyBase *p) const override
	get the property

const Gaudi::Details::PropertyBase &	getProperty (std::string_view name) const override
	get the property by name

StatusCode	getProperty (std::string_view n, std::string &v) const override
	convert the property to the string

const std::vector< Gaudi::Details::PropertyBase * > &	getProperties () const override
	get all properties

bool	hasProperty (std::string_view name) const override
	Return true if we have a property with the given name.

Gaudi::Details::PropertyBase *	property (std::string_view name) const
	\fixme property and bindPropertiesTo should be protected

void	bindPropertiesTo (Gaudi::Interfaces::IOptionsSvc &optsSvc)

	PropertyHolder (const PropertyHolder &)=delete

PropertyHolder &	operator= (const PropertyHolder &)=delete

Public Member Functions inherited from CommonMessaging< implements< IService, IProperty, IStateful > >
MSG::Level	msgLevel () const
	get the cached level (originally extracted from the embedded MsgStream)

bool	msgLevel (MSG::Level lvl) const
	get the output level from the embedded MsgStream

Public Member Functions inherited from CommonMessagingBase
virtual	~CommonMessagingBase ()=default
	Virtual destructor.

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

MsgStream &	msgStream () const
	Return an uninitialized MsgStream.

MsgStream &	msgStream (const MSG::Level level) const
	Predefined configurable message stream for the efficient printouts.

MsgStream &	always () const
	shortcut for the method msgStream(MSG::ALWAYS)

MsgStream &	fatal () const
	shortcut for the method msgStream(MSG::FATAL)

MsgStream &	err () const
	shortcut for the method msgStream(MSG::ERROR)

MsgStream &	error () const
	shortcut for the method msgStream(MSG::ERROR)

MsgStream &	warning () const
	shortcut for the method msgStream(MSG::WARNING)

MsgStream &	info () const
	shortcut for the method msgStream(MSG::INFO)

MsgStream &	debug () const
	shortcut for the method msgStream(MSG::DEBUG)

MsgStream &	verbose () const
	shortcut for the method msgStream(MSG::VERBOSE)

MsgStream &	msg () const
	shortcut for the method msgStream(MSG::INFO)

Private Member Functions
std::map< std::string, AlgEntry >	instantiateAndInitializeAlgorithms (const std::vector< std::string > &names) const

std::map< DataObjID, AlgEntry const * >	mapProducers (std::map< std::string, AlgEntry > &algorithms) const

void	visit (AlgEntry const &alg, std::vector< std::string > const &stoppers, std::vector< Gaudi::Algorithm * > &sorted, std::vector< bool > &visited, std::vector< bool > &visiting) const
	Implements DFS topological sorting.

Private Attributes
Gaudi::Property< std::string >	m_dataLoader

Gaudi::Property< std::vector< std::string > >	m_producers

Gaudi::Property< std::string >	m_dataDepsGraphFile

std::map< std::string, AlgEntry >	m_algorithms

std::map< DataObjID, AlgEntry const * >	m_dependencies

Additional Inherited Members
Public Types inherited from extends< Service, IDataBroker >
using	base_class
	Typedef to this class.

using	extend_interfaces_base
	Typedef to the base of this class.

Public Types inherited from Service
using	Factory = Gaudi::PluginService::Factory<IService( const std::string&, ISvcLocator )>

Public Types inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
using	PropertyHolderImpl
	Typedef used to refer to this class from derived classes, as in.

Public Types inherited from CommonMessaging< implements< IService, IProperty, IStateful > >
using	base_class

Public Types inherited from extend_interfaces< Interfaces... >
using	ext_iids
	take union of the ext_iids of all Interfaces...

Protected Member Functions inherited from Service
std::vector< IAlgTool * > &	tools ()

	~Service () override

int	outputLevel () const
	get the `Service's` output level

Protected Member Functions inherited from CommonMessaging< implements< IService, IProperty, IStateful > >
MSG::Level	setUpMessaging () const
	Set up local caches.

MSG::Level	resetMessaging ()
	Reinitialize internal states.

void	updateMsgStreamOutputLevel (int level)
	Update the output level of the cached MsgStream.

Protected Attributes inherited from Service
Gaudi::StateMachine::State	m_state = Gaudi::StateMachine::OFFLINE
	Service state.

Gaudi::StateMachine::State	m_targetState = Gaudi::StateMachine::OFFLINE
	Service state.

Gaudi::Property< int >	m_outputLevel { this, "OutputLevel", MSG::NIL, "output level" }
	flag indicating whether ToolHandle tools have been added to m_tools

Gaudi::Property< bool >	m_auditorInitialize { this, "AuditInitialize", false, "trigger auditor on initialize()" }

Gaudi::Property< bool >	m_auditorStart { this, "AuditStart", false, "trigger auditor on start()" }

Gaudi::Property< bool >	m_auditorStop { this, "AuditStop", false, "trigger auditor on stop()" }

Gaudi::Property< bool >	m_auditorFinalize { this, "AuditFinalize", false, "trigger auditor on finalize()" }

Gaudi::Property< bool >	m_auditorReinitialize { this, "AuditReinitialize", false, "trigger auditor on reinitialize()" }

Gaudi::Property< bool >	m_auditorRestart { this, "AuditRestart", false, "trigger auditor on restart()" }

Gaudi::Property< bool >	m_autoRetrieveTools

Gaudi::Property< bool >	m_checkToolDeps

SmartIF< IAuditorSvc >	m_pAuditorSvc
	Auditor Service.

Detailed Description

Definition at line 132 of file HiveDataBroker.cpp.

Member Function Documentation

◆ algorithmsRequiredFor() [1/2]

std::vector< Gaudi::Algorithm * > HiveDataBrokerSvc::algorithmsRequiredFor	(	const DataObjIDColl &	requested,
		const std::vector< std::string > &	stoppers = {} ) const

override

Definition at line 359 of file HiveDataBroker.cpp.

                                                                                       {
  std::vector<Gaudi::Algorithm*> result;
 
  std::vector<const AlgEntry*> deps;
  deps.reserve( requested.size() );
 
  // start with seeding from the initial request
  for ( const auto& id : requested ) {
    auto i = m_dependencies.find( id );
    if ( i == m_dependencies.end() )
      throw GaudiException( "unknown requested input: " + id.key(), __func__, StatusCode::FAILURE );
    deps.push_back( i->second );
  }
  // producers may be responsible for multiple requested DataObjID -- make sure they are only mentioned once
  std::sort( deps.begin(), deps.end(), []( auto const* lhs, auto const* rhs ) { return *lhs < *rhs; } );
  deps.erase( std::unique( deps.begin(), deps.end(), []( auto const& lhs, auto const& rhs ) { return *lhs == *rhs; } ),
              deps.end() );
 
  std::vector<bool> visited( m_algorithms.size() );
  std::vector<bool> visiting( m_algorithms.size() );
  for ( auto* alg : deps ) { visit( *alg, stoppers, result, visited, visiting ); }
  return result;
}

◆ algorithmsRequiredFor() [2/2]

std::vector< Gaudi::Algorithm * > HiveDataBrokerSvc::algorithmsRequiredFor	(	const Gaudi::Utils::TypeNameString &	alg,
		const std::vector< std::string > &	stoppers = {} ) const

override

Definition at line 385 of file HiveDataBroker.cpp.

                                                                                           {
  std::vector<Gaudi::Algorithm*> result;
 
  auto it = m_algorithms.find( requested.name() );
  if ( it == end( m_algorithms ) ) {
    throw GaudiException{ "No algorithm with name " + requested.name() + " in DataProducers. Type is " +
                              ( requested.haveType() ? requested.type() : "not specified" ),
                          __func__, StatusCode::FAILURE };
  }
  auto const& alg = it->second;
  if ( requested.haveType() && alg.alg->type() != requested.type() ) {
    error() << "requested " << requested << " but have matching name with different type: " << alg.alg->type()
            << endmsg;
  }
  assert( alg.alg != nullptr );
 
  std::vector<bool> visited( m_algorithms.size() );
  std::vector<bool> visiting( m_algorithms.size() );
  visit( alg, stoppers, result, visited, visiting );
 
  if ( msgLevel( MSG::DEBUG ) ) {
    debug() << std::endl << "requested " << requested << " returning " << std::endl << "  ";
    GaudiUtils::details::ostream_joiner(
        debug(), result, ",\n  ",
        []( auto& os, const Gaudi::Algorithm* a ) -> decltype( auto ) { return os << AlgorithmRepr{ *a }; } );
    debug() << std::endl << endmsg;
  }
  return result;
}

◆ finalize()

StatusCode HiveDataBrokerSvc::finalize ( )

override

Definition at line 237 of file HiveDataBroker.cpp.

                                       {
  for ( auto& [name, algEntry] : m_algorithms ) {
    algEntry.alg->sysFinalize().ignore( /* AUTOMATICALLY ADDED FOR gaudi/Gaudi!763 */ );
  }
  m_algorithms.clear();
  return Service::finalize();
}

◆ initialize()

StatusCode HiveDataBrokerSvc::initialize ( )

override

Definition at line 176 of file HiveDataBroker.cpp.

                                         {
  return Service::initialize().andThen( [&] {
    // populate m_algorithms
    m_algorithms = instantiateAndInitializeAlgorithms( m_producers );
 
    // warn about non-reentrant algorithms
    std::ranges::for_each( m_algorithms | std::ranges::views::transform( []( const auto& entry ) -> decltype( auto ) {
                             return entry.second.alg;
                           } ) |
                               std::ranges::views::filter( []( const auto* alg ) { return alg->cardinality() > 0; } ),
                           [&]( const Gaudi::Algorithm* alg ) {
                             this->warning() << "non-reentrant algorithm: " << AlgorithmRepr{ *alg } << endmsg;
                           } );
    //== Print the list of the created algorithms
    if ( msgLevel( MSG::DEBUG ) ) {
      debug() << "Available DataProducers:\n";
      std::ranges::for_each( m_algorithms | std::ranges::views::transform( []( const auto& entry ) -> decltype( auto ) {
                               return entry.second.alg;
                             } ),
                             [&]( const Gaudi::Algorithm* alg ) {
                               this->debug() << "  " << AlgorithmRepr{ *alg } << " " << alg->outputDataObjs() << " "
                                             << alg->extraOutputDeps() << endmsg;
                             } );
    }
 
    // populate m_dependencies and set AlgEntry::dependsOn
    m_dependencies = mapProducers( m_algorithms );
  } );
}

◆ instantiateAndInitializeAlgorithms()

std::map< std::string, AlgEntry > HiveDataBrokerSvc::instantiateAndInitializeAlgorithms ( const std::vector< std::string > & names ) const

private

Definition at line 246 of file HiveDataBroker.cpp.

                                                                                               {
  std::map<std::string, AlgEntry> algorithms;
 
  //= Get the Application manager, to see if algorithm exist
  auto   appMgr = service<IAlgManager>( "ApplicationMgr" );
  size_t index  = 0;
  for ( const std::string& item : names ) {
    const Gaudi::Utils::TypeNameString tn( item );
 
    //== Check wether the specified algorithm already exists. If not, create it
    SmartIF<IAlgorithm> myIAlg = appMgr->algorithm( item, false ); // do not create it now
    if ( !myIAlg ) {
      myIAlg = createAlgorithm( *appMgr, tn.type(), tn.name() );
    } else {
      // when the algorithm is not created, the ref count is short by one, so we
      // have to fix it.
      myIAlg->addRef();
    }
 
    if ( !myIAlg ) {
      throw GaudiException{ "Failed to create " + boost::lexical_cast<std::string>( item ), __func__,
                            StatusCode::FAILURE };
    }
 
    // propagate the sub-algorithm into own state.
    StatusCode sc = myIAlg->sysInitialize();
    if ( sc.isFailure() ) {
      throw GaudiException{ "Failed to initialize " + boost::lexical_cast<std::string>( item ), __func__,
                            StatusCode::FAILURE };
    }
 
    algorithms.emplace( tn.name(), AlgEntry{ index++, std::move( myIAlg ) } );
  }
 
  return algorithms;
}

◆ mapProducers()

std::map< DataObjID, AlgEntry const * > HiveDataBrokerSvc::mapProducers ( std::map< std::string, AlgEntry > & algorithms ) const

private

Definition at line 284 of file HiveDataBroker.cpp.

                                                                               {
  if ( msgLevel( MSG::DEBUG ) ) {
    debug() << "Data Dependencies for Algorithms:";
    for ( const auto& [name, entry] : m_algorithms ) {
      debug() << "\n " << name << " :";
      for ( const auto* id : entry.inputs ) { debug() << "\n    o INPUT  " << id->key(); }
      for ( const auto* id : entry.outputs ) { debug() << "\n    o OUTPUT " << id->key(); }
    }
    debug() << endmsg;
  }
 
  // If requested, dump a graph of the data dependencies in a .dot, .md or .graphml file
  if ( !m_dataDepsGraphFile.empty() ) {
    info() << "Dumping data dependencies graph to file: " << m_dataDepsGraphFile.value() << endmsg;
    dumpDataDepsGraphFile( m_dataDepsGraphFile, m_algorithms | std::views::values );
  }
 
  // figure out all outputs
  std::map<DataObjID, const AlgEntry*> producers;
  for ( auto& [name, alg] : algorithms ) {
    for ( auto id : alg.outputs ) {
      auto r = producers.emplace( *id, &alg );
      if ( !r.second ) {
        throw GaudiException( "multiple algorithms declare " + id->key() + " as output (" + name + " and " +
                                  producers[*id]->alg->name() + " at least). This is not allowed",
                              __func__, StatusCode::FAILURE );
      }
    }
  }
 
  // resolve dependencies
  for ( auto& [name, algEntry] : algorithms ) {
    for ( const DataObjID* idp : algEntry.inputs ) {
      DataObjID id        = *idp;
      auto      iproducer = producers.find( id );
      if ( iproducer != producers.end() ) {
        algEntry.dependsOn.insert( iproducer->second );
      } else {
        std::ostringstream error_message;
        error_message << "\nUnknown requested input by " << AlgorithmRepr{ *( algEntry.alg ) } << " : "
                      << std::quoted( id.key(), '\'' ) << ".\n";
        error_message << "You can set the OutputLevel of HiveDataBrokerSvc to DEBUG to get a list of inputs and "
                         "outputs of every registered algorithm.\n";
        throw GaudiException( error_message.str(), __func__, StatusCode::FAILURE );
        // TODO: assign to dataloader!
        // algEntry.dependsOn.insert(dataloader.alg);
        // dataloader.data.emplace( id ); // TODO: we may ask to much of the
        // dataloader this way...
      }
    }
  }
  return producers;
}

◆ start()

StatusCode HiveDataBrokerSvc::start ( )

override

Definition at line 206 of file HiveDataBroker.cpp.

                                    {
 
  StatusCode ss = Service::start();
  if ( !ss.isSuccess() ) return ss;
 
  // sysStart for m_algorithms
  for ( auto& [name, algEntry] : m_algorithms ) {
    ss = algEntry.alg->sysStart();
    if ( ss.isFailure() ) {
      error() << "Unable to start Algorithm: " << name << endmsg;
      return ss;
    }
  }
  return ss;
}

◆ stop()

StatusCode HiveDataBrokerSvc::stop ( )

override

Definition at line 222 of file HiveDataBroker.cpp.

                                   {
  StatusCode ss = Service::stop();
  if ( !ss.isSuccess() ) return ss;
 
  // sysStart for m_algorithms
  for ( auto& [name, algEntry] : m_algorithms ) {
    ss = algEntry.alg->sysStop();
    if ( ss.isFailure() ) {
      error() << "Unable to stop Algorithm: " << name << endmsg;
      return ss;
    }
  }
  return ss;
}

◆ visit()

void HiveDataBrokerSvc::visit	(	AlgEntry const &	alg,
		std::vector< std::string > const &	stoppers,
		std::vector< Gaudi::Algorithm * > &	sorted,
		std::vector< bool > &	visited,
		std::vector< bool > &	visiting ) const

private

Implements DFS topological sorting.

Definition at line 339 of file HiveDataBroker.cpp.

                                                                 {
  assert( visited.size() == m_algorithms.size() );
  assert( visiting.size() == m_algorithms.size() );
  if ( visited[alg.index] ) { return; }
  if ( visiting[alg.index] ) { throw GaudiException( "Cycle detected ", __func__, StatusCode::FAILURE ); }
 
  if ( std::none_of( std::begin( stoppers ), std::end( stoppers ),
                     [alg]( auto& stopper ) { return alg.alg->name() == stopper; } ) ) {
    visiting[alg.index] = true;
    for ( auto* dep : sorted_( alg.dependsOn ) ) { visit( *dep, stoppers, sorted, visited, visiting ); }
    visiting[alg.index] = false;
  }
 
  visited[alg.index] = true;
  sorted.push_back( alg.alg );
}

Member Data Documentation

◆ m_algorithms

std::map<std::string, AlgEntry> HiveDataBrokerSvc::m_algorithms

private

Definition at line 164 of file HiveDataBroker.cpp.

◆ m_dataDepsGraphFile

Gaudi::Property<std::string> HiveDataBrokerSvc::m_dataDepsGraphFile

private

Initial value:

{ this, "DataDepsGraphFile", "",
                                                    "Name of the output file (.dot, .md or .graphml extensions "
                                                    "allowed) containing the data dependency graph. "
                                                    "If empty, no graph is dumped" }

Definition at line 152 of file HiveDataBroker.cpp.

                                              { this, "DataDepsGraphFile", "",
                                                    "Name of the output file (.dot, .md or .graphml extensions "
                                                    "allowed) containing the data dependency graph. "
                                                    "If empty, no graph is dumped" };

◆ m_dataLoader

Gaudi::Property<std::string> HiveDataBrokerSvc::m_dataLoader

private

Initial value:

{ this, "DataLoader", "",

"Attribute any unmet input dependencies to this Algorithm" }

Definition at line 147 of file HiveDataBroker.cpp.

147 { this, "DataLoader", "",

148 "Attribute any unmet input dependencies to this Algorithm" };

◆ m_dependencies

std::map<DataObjID, AlgEntry const*> HiveDataBrokerSvc::m_dependencies

private

Definition at line 168 of file HiveDataBroker.cpp.

◆ m_producers

Gaudi::Property<std::vector<std::string> > HiveDataBrokerSvc::m_producers

private

Initial value:

{

this, "DataProducers", {}, "List of algorithms to be used to resolve data dependencies" }

Definition at line 149 of file HiveDataBroker.cpp.

149 {

150 this, "DataProducers", {}, "List of algorithms to be used to resolve data dependencies" };

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

GaudiHive/src/HiveDataBroker.cpp

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ algorithmsRequiredFor() [1/2]

◆ algorithmsRequiredFor() [2/2]

◆ finalize()

◆ initialize()

◆ instantiateAndInitializeAlgorithms()

◆ mapProducers()

◆ start()

◆ stop()

◆ visit()

Member Data Documentation

◆ m_algorithms

◆ m_dataDepsGraphFile

◆ m_dataLoader

◆ m_dependencies

◆ m_producers