Use a minimal event store implementation, and adds everything required to satisfy the IDataProviderSvc, IDataManagerSvc and IHiveWhiteBoard interfaces by throwing exceptions except when the functionality is really needed... More...

Inheritance diagram for EvtStoreSvc:

[legend]

Collaboration diagram for EvtStoreSvc:

[legend]

Public Member Functions
CLID	rootCLID () const override

const std::string &	rootName () const override

StatusCode	setDataLoader (IConversionSvc svc, IDataProviderSvc dpsvc) override

size_t	allocateStore (int evtnumber) override
	Allocate a store partition for a given event number. More...

StatusCode	freeStore (size_t partition) override
	Free a store partition. More...

size_t	freeSlots () override

StatusCode	selectStore (size_t partition) override
	Activate a partition object. The identifies the partition uniquely. More...

StatusCode	clearStore () override

StatusCode	clearStore (size_t partition) override
	Remove all data objects in one 'slot' of the data store. More...

StatusCode	setNumberOfStores (size_t slots) override
	Set the number of event slots (copies of DataSvc objects). More...

size_t	getNumberOfStores () const override

size_t	getPartitionNumber (int eventnumber) const override
	Get the partition number corresponding to a given event. More...

bool	exists (const DataObjID &id) override

StatusCode	objectParent (const DataObject , IRegistry &) override

StatusCode	objectParent (const IRegistry , IRegistry &) override

StatusCode	objectLeaves (const DataObject , std::vector< IRegistry > &) override

StatusCode	objectLeaves (const IRegistry , std::vector< IRegistry > &) override

StatusCode	clearSubTree (std::string_view) override

StatusCode	clearSubTree (DataObject *obj) override

StatusCode	traverseSubTree (std::string_view, IDataStoreAgent *) override

StatusCode	traverseSubTree (DataObject obj, IDataStoreAgent pAgent) override

StatusCode	traverseTree (IDataStoreAgent *pAgent) override

StatusCode	setRoot (std::string root_name, DataObject *pObject) override

StatusCode	setRoot (std::string root_path, IOpaqueAddress *pRootAddr) override

StatusCode	unregisterAddress (std::string_view) override

StatusCode	unregisterAddress (IRegistry *, std::string_view) override

StatusCode	registerAddress (std::string_view fullPath, IOpaqueAddress *pAddress) override

StatusCode	registerAddress (IRegistry parentObj, std::string_view objectPath, IOpaqueAddress pAddress) override

StatusCode	registerObject (std::string_view parentPath, std::string_view objectPath, DataObject *pObject) override

StatusCode	registerObject (DataObject parentObj, std::string_view objectPath, DataObject pObject) override

StatusCode	unregisterObject (std::string_view) override

StatusCode	unregisterObject (DataObject *obj) override

StatusCode	unregisterObject (DataObject *obj, std::string_view sr) override

StatusCode	retrieveObject (IRegistry pDirectory, std::string_view path, DataObject &pObject) override

StatusCode	findObject (IRegistry pDirectory, std::string_view path, DataObject &pObject) override

StatusCode	findObject (std::string_view fullPath, DataObject *&pObject) override

StatusCode	updateObject (IRegistry *) override

StatusCode	updateObject (DataObject *) override

StatusCode	addPreLoadItem (const DataStoreItem &) override

StatusCode	removePreLoadItem (const DataStoreItem &) override

StatusCode	resetPreLoad () override

StatusCode	preLoad () override

StatusCode	linkObject (IRegistry , std::string_view, DataObject ) override

StatusCode	linkObject (std::string_view, DataObject *) override

StatusCode	unlinkObject (IRegistry *, std::string_view) override

StatusCode	unlinkObject (DataObject *, std::string_view) override

StatusCode	unlinkObject (std::string_view) override

StatusCode	initialize () override

StatusCode	finalize () override

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

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

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

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

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. More...

StatusCode	sysStart () override
	Initialize Service. More...

StatusCode	sysStop () override
	Initialize Service. More...

StatusCode	sysFinalize () override
	Finalize Service. More...

StatusCode	sysReinitialize () override
	Re-initialize the Service. More...

StatusCode	sysRestart () override
	Re-initialize the Service. More...

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

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

StatusCode	setProperties ()
	Method for setting declared properties to the values specified for the job. More...

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

template<class T >
StatusCode	service (const std::string &name, T *&psvc, bool createIf=true) const

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

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. More...

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

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

Public Member Functions inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
	PropertyHolder ()=default

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

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. More...

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. More...

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

StatusCode	setProperty (const Gaudi::Details::PropertyBase &p) override
	set the property form another property More...

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

StatusCode	setProperty (const std::string &n, const std::string &v) override
	set the property from name and the value More...

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

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

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

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

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

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

	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) More...

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

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

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

MsgStream &	msgStream () const
	Return an uninitialized MsgStream. More...

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

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

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

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

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

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

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

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

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

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

Private Member Functions
std::size_t	poolSize () const

void	fillStats (Partition &p) const

void	initStore (Partition &p) const

Private Attributes
Gaudi::Property< CLID >	m_rootCLID {this, "RootCLID", 110 , "CLID of root entry"}

Gaudi::Property< std::string >	m_rootName {this, "RootName", "/Event", "name of root entry"}

Gaudi::Property< bool >	m_forceLeaves {this, "ForceLeaves", false, "force creation of default leaves on registerObject"}

Gaudi::Property< std::string >	m_loader {this, "DataLoader", "EventPersistencySvc"}

Gaudi::Property< size_t >	m_slots {this, "EventSlots", 1, "number of event slots"}

Gaudi::Property< bool >	m_printPoolStats {this, "PrintPoolStats", false, "Print memory pool statistics"}

Gaudi::Property< std::size_t >	m_poolSize {this, "PoolSize", 1024, "Initial per-event memory pool size [KiB]"}

Gaudi::Property< std::size_t >	m_estStoreBuckets {this, "StoreBuckets", 100, "Estimated number of buckets in the store"}

Gaudi::Accumulators::AveragingCounter< std::size_t >	m_usedPoolSize

Gaudi::Accumulators::AveragingCounter< std::size_t >	m_servedPoolAllocations

Gaudi::Accumulators::AveragingCounter< std::size_t >	m_usedPoolAllocations

Gaudi::Accumulators::AveragingCounter< std::size_t >	m_storeEntries

Gaudi::Accumulators::AveragingCounter< std::size_t >	m_storeBuckets

SmartIF< IConversionSvc >	m_dataLoader

std::vector< DataStoreItem >	m_preLoads
	Items to be pre-loaded. More...

std::vector< Synced< Partition > >	m_partitions
	The actual store(s) More...

tbb::concurrent_queue< size_t >	m_freeSlots

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

Gaudi::Property< bool >	m_followLinksToAncestors

std::string_view	m_onlyThisID

Additional Inherited Members
Public Types inherited from extends< Service, IDataProviderSvc, IDataManagerSvc, IHiveWhiteBoard >
using	base_class = extends
	Typedef to this class. More...

using	extend_interfaces_base = extend_interfaces< Interfaces... >
	Typedef to the base of this class. More...

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 = PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
	Typedef used to refer to this class from derived classes, as in. More...

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

Public Types inherited from extend_interfaces< Interfaces... >
using	ext_iids = typename Gaudi::interface_list_cat< typename Interfaces::ext_iids... >::type
	take union of the ext_iids of all Interfaces... More...

Protected Member Functions inherited from Service
	~Service () override
	Standard Destructor. More...

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

Protected Member Functions inherited from PropertyHolder< CommonMessaging< implements< IService, IProperty, IStateful > > >
Gaudi::Details::PropertyBase *	property (const std::string &name) const

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

MSG::Level	resetMessaging ()
	Reinitialize internal states. More...

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

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

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

Gaudi::Property< int >	m_outputLevel {this, "OutputLevel", MSG::NIL, "output level"}

Gaudi::Property< bool >	m_auditInit {this, "AuditServices", false, " unused"}

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()"}

SmartIF< IAuditorSvc >	m_pAuditorSvc
	Auditor Service. More...

Detailed Description

Use a minimal event store implementation, and adds everything required to satisfy the IDataProviderSvc, IDataManagerSvc and IHiveWhiteBoard interfaces by throwing exceptions except when the functionality is really needed...

Author: Gerhard Raven

Version: 1.0

Definition at line 248 of file EvtStoreSvc.cpp.

Member Function Documentation

◆ addPreLoadItem()

StatusCode EvtStoreSvc::addPreLoadItem ( const DataStoreItem & item )

override

Definition at line 665 of file EvtStoreSvc.cpp.

                                                                   {
   auto i = std::find( m_preLoads.begin(), m_preLoads.begin(), item );
   if ( i == m_preLoads.end() ) m_preLoads.push_back( item );
   return StatusCode::SUCCESS;
 }

◆ allocateStore()

size_t EvtStoreSvc::allocateStore ( int evtnumber )

override

Allocate a store partition for a given event number.

Definition at line 430 of file EvtStoreSvc.cpp.

                                                  {
   // take next free slot in the list
   size_t slot = std::string::npos;
   if ( m_freeSlots.try_pop( slot ) ) {
     assert( slot != std::string::npos );
     assert( slot < m_partitions.size() );
     [[maybe_unused]] auto prev = m_partitions[slot].with_lock(
         [evtnumber]( Partition& p ) { return std::exchange( p.eventNumber, evtnumber ); } );
     assert( prev == -1 ); // or whatever value represents 'free'
   }
   return slot;
 }

◆ clearStore() [1/2]

StatusCode EvtStoreSvc::clearStore ( )

override

Definition at line 491 of file EvtStoreSvc.cpp.

                                    {
   m_onlyThisID = {};
   return fwd( [this]( Partition& p ) {
     fillStats( p );
     initStore( p ); // replace with a clean store
     return StatusCode::SUCCESS;
   } );
 }

◆ clearStore() [2/2]

StatusCode EvtStoreSvc::clearStore ( size_t partition )

override

Remove all data objects in one 'slot' of the data store.

Definition at line 476 of file EvtStoreSvc.cpp.

                                                      {
   m_onlyThisID = {};
   return m_partitions[partition].with_lock( [this]( Partition& p ) {
     fillStats( p );
     initStore( p ); // replace with a clean store
     return StatusCode::SUCCESS;
   } );
 }

◆ clearSubTree() [1/2]

StatusCode EvtStoreSvc::clearSubTree ( std::string_view top )

override

Definition at line 484 of file EvtStoreSvc.cpp.

                                                          {
   top = normalize_path( top, rootName() );
   return fwd( [&]( Partition& p ) {
     p.store->erase_if( [top]( const auto& value ) { return boost::algorithm::starts_with( value.first, top ); } );
     return StatusCode::SUCCESS;
   } );
 }

◆ clearSubTree() [2/2]

StatusCode EvtStoreSvc::clearSubTree ( DataObject * obj )

inlineoverride

Definition at line 331 of file EvtStoreSvc.cpp.

                                                       {
     return obj && obj->registry() ? clearSubTree( obj->registry()->identifier() ) : StatusCode::FAILURE;
   }

◆ exists()

bool EvtStoreSvc::exists ( const DataObjID & id )

inlineoverride

Definition at line 320 of file EvtStoreSvc.cpp.

                                                     {
     DataObject* pObject{nullptr};
     return findObject( id.fullKey(), pObject ).isSuccess();
   }

◆ fillStats()

void EvtStoreSvc::fillStats ( Partition & p ) const

inlineprivate

Definition at line 263 of file EvtStoreSvc.cpp.

                                        {
     if ( LIKELY( !m_printPoolStats ) ) return;
     auto n_allocs = p.store->num_allocations();
     if ( n_allocs ) {
       m_storeEntries += p.store->size();
       m_usedPoolSize += p.store->used_bytes();
       m_storeBuckets += p.store->used_buckets();
       m_usedPoolAllocations += p.store->used_blocks();
       m_servedPoolAllocations += n_allocs;
     }
   }

◆ finalize()

StatusCode EvtStoreSvc::finalize ( )

inlineoverride

Definition at line 406 of file EvtStoreSvc.cpp.

                                  {
     if ( m_printPoolStats ) {
       info() << "Mean memory pool usage: " << float( 1e-3f * m_usedPoolSize.mean() ) << " KiB serving "
              << float( m_servedPoolAllocations.mean() ) << " allocations from " << float( m_usedPoolAllocations.mean() )
              << " to produce " << float( m_storeEntries.mean() ) << " entries in " << float( m_storeBuckets.mean() )
              << " buckets" << endmsg;
     }
     setDataLoader( nullptr, nullptr ).ignore(); // release
     return extends::finalize();
   }

◆ findObject() [1/2]

StatusCode EvtStoreSvc::findObject	(	IRegistry *	pDirectory,
		std::string_view	path,
		DataObject *&	pObject
	)

override

Definition at line 656 of file EvtStoreSvc.cpp.

                                                                                                      {
   return retrieveObject( pDirectory, path, pObject );
 }

◆ findObject() [2/2]

StatusCode EvtStoreSvc::findObject	(	std::string_view	fullPath,
		DataObject *&	pObject
	)

override

Definition at line 659 of file EvtStoreSvc.cpp.

                                                                                   {
   return retrieveObject( nullptr, fullPath, pObject );
 }

◆ freeSlots()

size_t EvtStoreSvc::freeSlots ( )

inlineoverride

Definition at line 313 of file EvtStoreSvc.cpp.

313 { return m_freeSlots.unsafe_size(); }

EvtStoreSvc::m_freeSlots

tbb::concurrent_queue< size_t > m_freeSlots

Definition: EvtStoreSvc.cpp:292

◆ freeStore()

StatusCode EvtStoreSvc::freeStore ( size_t partition )

override

Free a store partition.

Definition at line 468 of file EvtStoreSvc.cpp.

                                                     {
   assert( partition < m_partitions.size() );
   auto prev = m_partitions[partition].with_lock( []( Partition& p ) { return std::exchange( p.eventNumber, -1 ); } );
   if ( UNLIKELY( prev == -1 ) ) return StatusCode::FAILURE; // double free -- should never happen!
   m_freeSlots.push( partition );
   return StatusCode::SUCCESS;
 }

◆ getNumberOfStores()

size_t EvtStoreSvc::getNumberOfStores ( ) const

inlineoverride

Definition at line 318 of file EvtStoreSvc.cpp.

318 { return m_slots; }

EvtStoreSvc::m_slots

Gaudi::Property< size_t > m_slots

Definition: EvtStoreSvc.cpp:253

◆ getPartitionNumber()

size_t EvtStoreSvc::getPartitionNumber ( int eventnumber ) const

override

Get the partition number corresponding to a given event.

Definition at line 457 of file EvtStoreSvc.cpp.

                                                               {
   auto i = std::find_if( begin( m_partitions ), end( m_partitions ),
                          with_lock( [eventnumber]( const Partition& p ) { return p.eventNumber == eventnumber; } ) );
   return i != end( m_partitions ) ? std::distance( begin( m_partitions ), i ) : std::string::npos;
 }

◆ initialize()

StatusCode EvtStoreSvc::initialize ( )

inlineoverride

Definition at line 384 of file EvtStoreSvc.cpp.

                                    {
     Entry::setDataProviderSvc( this );
     extends::initialize().ignore();
     if ( !setNumberOfStores( m_slots ).isSuccess() ) {
       error() << "Cannot set number of slots" << endmsg;
       return StatusCode::FAILURE;
     }
     m_partitions = std::vector<Synced<Partition>>( m_slots );
     // m_partitions is now full of empty std::optionals, fill them now.
     for ( auto& synced_p : m_partitions ) {
       synced_p.with_lock( [this]( Partition& p ) { initStore( p ); } );
     }
     for ( size_t i = 0; i < m_slots; i++ ) { m_freeSlots.push( i ); }
     selectStore( 0 ).ignore();
 
     auto loader = serviceLocator()->service( m_loader ).as<IConversionSvc>().get();
     if ( !loader ) {
       error() << "Cannot get IConversionSvc " << m_loader.value() << endmsg;
       return StatusCode::FAILURE;
     }
     return setDataLoader( loader, nullptr );
   }

◆ initStore()

void EvtStoreSvc::initStore ( Partition & p ) const

inlineprivate

Definition at line 275 of file EvtStoreSvc.cpp.

                                        {
     if ( p.store ) {
       // re-use the existing memory pool
       p.store->reset();
     } else {
       p.store.emplace( m_estStoreBuckets, poolSize() );
     }
   }

◆ linkObject() [1/2]

StatusCode EvtStoreSvc::linkObject	(	IRegistry *	,
		std::string_view	,
		DataObject *
	)

inlineoverride

Definition at line 378 of file EvtStoreSvc.cpp.

378 { return dummy( __FUNCTION__ ); }

◆ linkObject() [2/2]

StatusCode EvtStoreSvc::linkObject	(	std::string_view	,
		DataObject *
	)

inlineoverride

Definition at line 379 of file EvtStoreSvc.cpp.

379 { return dummy( __FUNCTION__ ); }

◆ objectLeaves() [1/2]

StatusCode EvtStoreSvc::objectLeaves	(	const DataObject *	,
		std::vector< IRegistry * > &
	)

inlineoverride

Definition at line 327 of file EvtStoreSvc.cpp.

327 { return dummy( __FUNCTION__ ); }

◆ objectLeaves() [2/2]

StatusCode EvtStoreSvc::objectLeaves	(	const IRegistry *	,
		std::vector< IRegistry * > &
	)

inlineoverride

Definition at line 328 of file EvtStoreSvc.cpp.

328 { return dummy( __FUNCTION__ ); }

◆ objectParent() [1/2]

StatusCode EvtStoreSvc::objectParent	(	const DataObject *	,
		IRegistry *&
	)

inlineoverride

Definition at line 325 of file EvtStoreSvc.cpp.

325 { return dummy( __FUNCTION__ ); }

◆ objectParent() [2/2]

StatusCode EvtStoreSvc::objectParent	(	const IRegistry *	,
		IRegistry *&
	)

inlineoverride

Definition at line 326 of file EvtStoreSvc.cpp.

326 { return dummy( __FUNCTION__ ); }

◆ poolSize()

std::size_t EvtStoreSvc::poolSize ( ) const

inlineprivate

Definition at line 261 of file EvtStoreSvc.cpp.

261 { return m_poolSize * 1024; }

EvtStoreSvc::m_poolSize

Gaudi::Property< std::size_t > m_poolSize

Definition: EvtStoreSvc.cpp:255

◆ preLoad()

StatusCode EvtStoreSvc::preLoad ( )

override

Definition at line 675 of file EvtStoreSvc.cpp.

                                 {
   for ( const auto& i : m_preLoads ) {
     DataObject* pObj;
     if ( msgLevel( MSG::DEBUG ) ) debug() << "Preloading " << i.path() << endmsg;
     retrieveObject( nullptr, i.path(), pObj ).ignore();
   }
   return StatusCode::SUCCESS;
 }

◆ registerAddress() [1/2]

StatusCode EvtStoreSvc::registerAddress	(	std::string_view	fullPath,
		IOpaqueAddress *	pAddress
	)

override

Definition at line 560 of file EvtStoreSvc.cpp.

                                                                                     {
   return registerAddress( nullptr, path, pAddr );
 }

◆ registerAddress() [2/2]

StatusCode EvtStoreSvc::registerAddress	(	IRegistry *	parentObj,
		std::string_view	objectPath,
		IOpaqueAddress *	pAddress
	)

override

Definition at line 563 of file EvtStoreSvc.cpp.

                                                                                                      {
   auto addr = std::unique_ptr<IOpaqueAddress>( pAddr );
   if ( !addr ) return Status::INVALID_OBJ_ADDR; // Precondition: Address must be valid
   if ( msgLevel( MSG::DEBUG ) ) {
     debug() << "registerAddress( (IRegistry*)" << (void*)pReg << ", " << path << ", (IOpaqueAddress*)" << addr.get()
             << "[ " << addr->par()[0] << ", " << addr->par()[1] << " ]"
             << " )" << endmsg;
   }
   if ( path.empty() || path[0] != '/' ) return StatusCode::FAILURE;
   if ( !m_onlyThisID.empty() && addr->par()[0] != m_onlyThisID ) {
     if ( msgLevel( MSG::DEBUG ) )
       debug() << "Attempt to load " << addr->par()[1] << " from file " << addr->par()[0] << " blocked -- different file"
               << endmsg;
     return StatusCode::SUCCESS;
   }
   if ( std::any_of( m_inhibitPrefixes.begin(), m_inhibitPrefixes.end(),
                     [addrPath = addr->par()[1]]( std::string_view prefix ) {
                       return boost::algorithm::starts_with( addrPath, prefix );
                     } ) ) {
     if ( msgLevel( MSG::DEBUG ) )
       debug() << "Attempt to load " << addr->par()[1] << " from file " << addr->par()[0] << " blocked -- path inhibited"
               << endmsg;
     return StatusCode::SUCCESS;
   }
 
   auto object = createObj( *m_dataLoader, *addr ); // Call data loader
   if ( !object ) return Status::INVALID_OBJECT;
   auto fullpath = ( pReg ? pReg->identifier() : m_rootName.value() ) + std::string{path};
   // the data loader expects the path _including_ the root
   LocalArena dummy_arena{fullpath.size() + 1};
   auto       dummy = Entry{fullpath, {}, {}, &dummy_arena};
   object->setRegistry( &dummy );
   addr->setRegistry( &dummy );
   auto status = m_dataLoader->fillObjRefs( addr.get(), object.get() );
   if ( !status.isSuccess() ) return status;
   // note: put will overwrite the registry in pObject to point at the
   //       one actually used -- so we do not dangle, pointing at dummy beyond its
   //       lifetime
   if ( msgLevel( MSG::DEBUG ) ) {
     auto ptr = object.get();
     debug() << "registerAddress: " << std::quoted( normalize_path( fullpath, rootName() ) ) << " (DataObject*)"
             << static_cast<void*>( ptr ) << ( ptr ? " -> " + System::typeinfoName( typeid( *ptr ) ) : std::string{} )
             << endmsg;
   }
   fwd( [&]( Partition& p ) {
     p.store->put( normalize_path( fullpath, rootName() ), std::move( object ), std::move( addr ) );
     return StatusCode::SUCCESS;
   } ).ignore();
   return status;
 }

◆ registerObject() [1/2]

StatusCode EvtStoreSvc::registerObject	(	std::string_view	parentPath,
		std::string_view	objectPath,
		DataObject *	pObject
	)

override

Definition at line 613 of file EvtStoreSvc.cpp.

                                                               {
   return parentPath.empty()
              ? registerObject( nullptr, objectPath, pObject )
              : registerObject( nullptr, std::string{parentPath}.append( "/" ).append( objectPath ), pObject );
 }

◆ registerObject() [2/2]

StatusCode EvtStoreSvc::registerObject	(	DataObject *	parentObj,
		std::string_view	objectPath,
		DataObject *	pObject
	)

override

Definition at line 619 of file EvtStoreSvc.cpp.

                                                                                                         {
   if ( parentObj ) return StatusCode::FAILURE;
   return fwd( [&, object = std::unique_ptr<DataObject>( pObject ),
                path = normalize_path( path, rootName() )]( Partition& p ) mutable {
     if ( m_forceLeaves ) {
       auto dir = path;
       for ( auto i = dir.rfind( '/' ); i != std::string_view::npos; i = dir.rfind( '/' ) ) {
         dir = dir.substr( 0, i );
         if ( !p.store->find( dir ) ) {
           if ( msgLevel( MSG::DEBUG ) ) {
             debug() << "registerObject: adding directory " << std::quoted( dir ) << endmsg;
           }
           p.store->put( dir, std::unique_ptr<DataObject>{} );
         }
       }
     }
     if ( msgLevel( MSG::DEBUG ) ) {
       auto ptr = object.get();
       debug() << "registerObject: " << std::quoted( path ) << " (DataObject*)" << static_cast<void*>( ptr )
               << ( ptr ? " -> " + System::typeinfoName( typeid( *ptr ) ) : std::string{} ) << endmsg;
     }
     p.store->put( path, std::move( object ) );
     return StatusCode::SUCCESS;
   } );
 }

◆ removePreLoadItem()

StatusCode EvtStoreSvc::removePreLoadItem ( const DataStoreItem & item )

override

Definition at line 670 of file EvtStoreSvc.cpp.

                                                                      {
   auto i = std::remove( m_preLoads.begin(), m_preLoads.begin(), item );
   m_preLoads.erase( i, m_preLoads.end() );
   return StatusCode::SUCCESS;
 }

◆ resetPreLoad()

StatusCode EvtStoreSvc::resetPreLoad ( )

inlineoverride

Definition at line 372 of file EvtStoreSvc.cpp.

                                      {
     m_preLoads.clear();
     return StatusCode::SUCCESS;
   }

◆ retrieveObject()

StatusCode EvtStoreSvc::retrieveObject	(	IRegistry *	pDirectory,
		std::string_view	path,
		DataObject *&	pObject
	)

override

Definition at line 644 of file EvtStoreSvc.cpp.

                                                                                                          {
   if ( pDirectory ) return StatusCode::FAILURE;
   return fwd( [&]( Partition& p ) {
     path    = normalize_path( path, rootName() );
     pObject = const_cast<DataObject*>( p.store->get( path ) );
     if ( msgLevel( MSG::DEBUG ) ) {
       debug() << "retrieveObject: " << std::quoted( path ) << " (DataObject*)" << (void*)pObject
               << ( pObject ? " -> " + System::typeinfoName( typeid( *pObject ) ) : std::string{} ) << endmsg;
     }
     return pObject ? StatusCode::SUCCESS : StatusCode::FAILURE;
   } );
 }

◆ rootCLID()

CLID EvtStoreSvc::rootCLID ( ) const

override

Definition at line 422 of file EvtStoreSvc.cpp.

422 { return m_rootCLID; }

EvtStoreSvc::m_rootCLID

Gaudi::Property< CLID > m_rootCLID

Definition: EvtStoreSvc.cpp:249

◆ rootName()

const std::string & EvtStoreSvc::rootName ( ) const

override

Definition at line 423 of file EvtStoreSvc.cpp.

423 { return m_rootName; }

EvtStoreSvc::m_rootName

Gaudi::Property< std::string > m_rootName

Definition: EvtStoreSvc.cpp:250

◆ selectStore()

StatusCode EvtStoreSvc::selectStore ( size_t partition )

override

Activate a partition object. The identifies the partition uniquely.

Definition at line 463 of file EvtStoreSvc.cpp.

                                                       {
   s_current = &m_partitions[partition];
   return StatusCode::SUCCESS;
 }

◆ setDataLoader()

StatusCode EvtStoreSvc::setDataLoader	(	IConversionSvc *	svc,
		IDataProviderSvc *	dpsvc
	)

override

Definition at line 424 of file EvtStoreSvc.cpp.

                                                                                                     {
   m_dataLoader = pDataLoader;
   if ( m_dataLoader ) m_dataLoader->setDataProvider( dpsvc ? dpsvc : this ).ignore();
   return StatusCode::SUCCESS;
 }

◆ setNumberOfStores()

StatusCode EvtStoreSvc::setNumberOfStores ( size_t slots )

override

Set the number of event slots (copies of DataSvc objects).

Definition at line 443 of file EvtStoreSvc.cpp.

                                                         {
   if ( slots < size_t{1} ) {
     error() << "Invalid number of slots (" << slots << ")" << endmsg;
     return StatusCode::FAILURE;
   }
   if ( FSMState() == Gaudi::StateMachine::INITIALIZED || FSMState() == Gaudi::StateMachine::RUNNING ) {
     error() << "Too late to change the number of slots!" << endmsg;
     return StatusCode::FAILURE;
   }
   m_slots = slots;
   Gaudi::Concurrency::ConcurrencyFlags::setNumConcEvents( slots );
   return StatusCode::SUCCESS;
 }

◆ setRoot() [1/2]

StatusCode EvtStoreSvc::setRoot	(	std::string	root_name,
		DataObject *	pObject
	)

override

Definition at line 520 of file EvtStoreSvc.cpp.

                                                                           {
   if ( msgLevel( MSG::DEBUG ) ) {
     debug() << "setRoot( " << root_path << ", (DataObject*)" << (void*)pObject << " )" << endmsg;
   }
   if ( UNLIKELY( !fwd( []( Partition& p ) {
                     return p.store->empty() ? StatusCode::SUCCESS : StatusCode::FAILURE;
                   } ).isSuccess() ) ) {
     throw GaudiException{"setRoot called with non-empty store", "EvtStoreSvc", StatusCode::FAILURE};
   }
   return registerObject( nullptr, root_path, pObject );
 }

◆ setRoot() [2/2]

StatusCode EvtStoreSvc::setRoot	(	std::string	root_path,
		IOpaqueAddress *	pRootAddr
	)

override

Definition at line 531 of file EvtStoreSvc.cpp.

                                                                                 {
   auto rootAddr = std::unique_ptr<IOpaqueAddress>( pRootAddr );
   if ( msgLevel( MSG::DEBUG ) ) {
     debug() << "setRoot( " << root_path << ", (IOpaqueAddress*)" << rootAddr.get();
     if ( rootAddr ) debug() << "[ " << rootAddr->par()[0] << ", " << rootAddr->par()[1] << " ]";
     debug() << " )" << endmsg;
   }
   if ( UNLIKELY( !fwd( []( Partition& p ) {
                     return p.store->empty() ? StatusCode::SUCCESS : StatusCode::FAILURE;
                   } ).isSuccess() ) ) {
     throw GaudiException{"setRoot called with non-empty store", "EvtStoreSvc", StatusCode::FAILURE};
   }
   if ( !rootAddr ) return Status::INVALID_OBJ_ADDR; // Precondition: Address must be valid
   if ( !m_followLinksToAncestors ) m_onlyThisID = rootAddr->par()[0];
   auto object = createObj( *m_dataLoader, *rootAddr ); // Call data loader
   if ( !object ) return Status::INVALID_OBJECT;
   if ( msgLevel( MSG::DEBUG ) ) { debug() << "Root Object " << root_path << " created " << endmsg; }
   LocalArena dummy_arena{root_path.size() + 1};
   auto       dummy = Entry{root_path, {}, {}, &dummy_arena};
   object->setRegistry( &dummy );
   rootAddr->setRegistry( &dummy );
   auto status = m_dataLoader->fillObjRefs( rootAddr.get(), object.get() );
   if ( status.isSuccess() ) {
     auto pObject = object.get();
     status       = registerObject( nullptr, root_path, object.release() );
     if ( status.isSuccess() ) pObject->registry()->setAddress( rootAddr.release() );
   }
   return status;
 }

◆ traverseSubTree() [1/2]

StatusCode EvtStoreSvc::traverseSubTree	(	std::string_view	top,
		IDataStoreAgent *	pAgent
	)

override

Definition at line 499 of file EvtStoreSvc.cpp.

                                                                                      {
   return fwd( [&]( Partition& p ) {
     top      = normalize_path( top, rootName() );
     auto cmp = []( const Entry* lhs, const Entry* rhs ) { return lhs->identifier() < rhs->identifier(); };
     std::set<const Entry*, decltype( cmp )> keys{std::move( cmp )};
     for ( const auto& v : *p.store ) {
       if ( boost::algorithm::starts_with( v.second.identifier(), top ) ) keys.insert( &v.second );
     }
     auto k = keys.begin();
     while ( k != keys.end() ) {
       const auto& id     = ( *k )->identifier();
       int         level  = std::count( id.begin(), id.end(), '/' );
       bool        accept = pAgent->analyse( const_cast<Entry*>( *( k++ ) ), level );
       if ( !accept ) {
         k = std::find_if_not( k, keys.end(),
                               [&id]( const auto& e ) { return boost::algorithm::starts_with( e->identifier(), id ); } );
       }
     }
     return StatusCode::SUCCESS;
   } );
 }

◆ traverseSubTree() [2/2]

StatusCode EvtStoreSvc::traverseSubTree	(	DataObject *	obj,
		IDataStoreAgent *	pAgent
	)

inlineoverride

Definition at line 336 of file EvtStoreSvc.cpp.

                                                                                   {
     return ( obj && obj->registry() ) ? traverseSubTree( obj->registry()->identifier(), pAgent ) : StatusCode::FAILURE;
   }

◆ traverseTree()

StatusCode EvtStoreSvc::traverseTree ( IDataStoreAgent * pAgent )

inlineoverride

Definition at line 339 of file EvtStoreSvc.cpp.

339 { return traverseSubTree( std::string_view{}, pAgent ); }

EvtStoreSvc::traverseSubTree

StatusCode traverseSubTree(std::string_view, IDataStoreAgent *) override

Definition: EvtStoreSvc.cpp:499

◆ unlinkObject() [1/3]

StatusCode EvtStoreSvc::unlinkObject	(	IRegistry *	,
		std::string_view
	)

inlineoverride

Definition at line 380 of file EvtStoreSvc.cpp.

380 { return dummy( __FUNCTION__ ); }

◆ unlinkObject() [2/3]

StatusCode EvtStoreSvc::unlinkObject	(	DataObject *	,
		std::string_view
	)

inlineoverride

Definition at line 381 of file EvtStoreSvc.cpp.

381 { return dummy( __FUNCTION__ ); }

◆ unlinkObject() [3/3]

StatusCode EvtStoreSvc::unlinkObject ( std::string_view )

inlineoverride

Definition at line 382 of file EvtStoreSvc.cpp.

382 { return dummy( __FUNCTION__ ); }

◆ unregisterAddress() [1/2]

StatusCode EvtStoreSvc::unregisterAddress ( std::string_view )

inlineoverride

Definition at line 344 of file EvtStoreSvc.cpp.

344 { return dummy( __FUNCTION__ ); };

◆ unregisterAddress() [2/2]

StatusCode EvtStoreSvc::unregisterAddress	(	IRegistry *	,
		std::string_view
	)

inlineoverride

Definition at line 345 of file EvtStoreSvc.cpp.

345 { return dummy( __FUNCTION__ ); };

◆ unregisterObject() [1/3]

StatusCode EvtStoreSvc::unregisterObject ( std::string_view sr )

override

Definition at line 662 of file EvtStoreSvc.cpp.

                                                             {
   return fwd( [&]( Partition& p ) { return p.store->erase( sr ) != 0 ? StatusCode::SUCCESS : StatusCode::FAILURE; } );
 }

◆ unregisterObject() [2/3]

StatusCode EvtStoreSvc::unregisterObject ( DataObject * obj )

inlineoverride

Definition at line 353 of file EvtStoreSvc.cpp.

                                                           {
     return ( obj && obj->registry() ) ? unregisterObject( obj->registry()->identifier() ) : StatusCode::FAILURE;
   }

◆ unregisterObject() [3/3]

StatusCode EvtStoreSvc::unregisterObject	(	DataObject *	obj,
		std::string_view	sr
	)

inlineoverride

Definition at line 356 of file EvtStoreSvc.cpp.

                                                                              {
     return !obj ? unregisterObject( sr )
                 : obj->registry() ? unregisterObject( ( obj->registry()->identifier() + '/' ).append( sr ) )
                                   : StatusCode::FAILURE;
   };

◆ updateObject() [1/2]

StatusCode EvtStoreSvc::updateObject ( IRegistry * )

inlineoverride

Definition at line 367 of file EvtStoreSvc.cpp.

367 { return dummy( __FUNCTION__ ); }

◆ updateObject() [2/2]

StatusCode EvtStoreSvc::updateObject ( DataObject * )

inlineoverride

Definition at line 368 of file EvtStoreSvc.cpp.

368 { return dummy( __FUNCTION__ ); }

Member Data Documentation

◆ m_dataLoader

SmartIF<IConversionSvc> EvtStoreSvc::m_dataLoader

private

Definition at line 284 of file EvtStoreSvc.cpp.

◆ m_estStoreBuckets

Gaudi::Property<std::size_t> EvtStoreSvc::m_estStoreBuckets {this, "StoreBuckets", 100, "Estimated number of buckets in the store"}

private

Definition at line 256 of file EvtStoreSvc.cpp.

◆ m_followLinksToAncestors

Gaudi::Property<bool> EvtStoreSvc::m_followLinksToAncestors

private

Initial value:

{
      this, "FollowLinksToAncestors", true,
      "Load objects which reside in files other than the one corresponding to the root of the event store"}

Definition at line 299 of file EvtStoreSvc.cpp.

◆ m_forceLeaves

Gaudi::Property<bool> EvtStoreSvc::m_forceLeaves {this, "ForceLeaves", false, "force creation of default leaves on registerObject"}

private

Definition at line 251 of file EvtStoreSvc.cpp.

◆ m_freeSlots

tbb::concurrent_queue<size_t> EvtStoreSvc::m_freeSlots

private

Definition at line 292 of file EvtStoreSvc.cpp.

◆ m_inhibitPrefixes

Gaudi::Property<std::vector<std::string> > EvtStoreSvc::m_inhibitPrefixes

private

Initial value:

{
      this,
      "InhibitedPathPrefixes",
      {},
      "Prefixes of TES locations that will not be loaded by the persistency service "}

Definition at line 294 of file EvtStoreSvc.cpp.

GaudiCommonSvc/src/DataSvc/EvtStoreSvc.cpp

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ addPreLoadItem()

◆ allocateStore()

◆ clearStore() [1/2]

◆ clearStore() [2/2]

◆ clearSubTree() [1/2]

◆ clearSubTree() [2/2]

◆ exists()

◆ fillStats()

◆ finalize()

◆ findObject() [1/2]

◆ findObject() [2/2]

◆ freeSlots()

◆ freeStore()

◆ getNumberOfStores()

◆ getPartitionNumber()

◆ initialize()

◆ initStore()

◆ linkObject() [1/2]

◆ linkObject() [2/2]

◆ objectLeaves() [1/2]

◆ objectLeaves() [2/2]

◆ objectParent() [1/2]

◆ objectParent() [2/2]

◆ poolSize()

◆ preLoad()

◆ registerAddress() [1/2]

◆ registerAddress() [2/2]

◆ registerObject() [1/2]

◆ registerObject() [2/2]

◆ removePreLoadItem()

◆ resetPreLoad()

◆ retrieveObject()

◆ rootCLID()

◆ rootName()

◆ selectStore()

◆ setDataLoader()

◆ setNumberOfStores()

◆ setRoot() [1/2]

◆ setRoot() [2/2]

◆ traverseSubTree() [1/2]

◆ traverseSubTree() [2/2]

◆ traverseTree()

◆ unlinkObject() [1/3]

◆ unlinkObject() [2/3]

◆ unlinkObject() [3/3]

◆ unregisterAddress() [1/2]

◆ unregisterAddress() [2/2]

◆ unregisterObject() [1/3]

◆ unregisterObject() [2/3]

◆ unregisterObject() [3/3]

◆ updateObject() [1/2]

◆ updateObject() [2/2]

Member Data Documentation

◆ m_dataLoader

◆ m_estStoreBuckets

◆ m_followLinksToAncestors

◆ m_forceLeaves

◆ m_freeSlots

◆ m_inhibitPrefixes

◆ m_loader

◆ m_onlyThisID

◆ m_partitions

◆ m_poolSize

◆ m_preLoads

◆ m_printPoolStats

◆ m_rootCLID

◆ m_rootName

◆ m_servedPoolAllocations

◆ m_slots

◆ m_storeBuckets

◆ m_storeEntries

◆ m_usedPoolAllocations

◆ m_usedPoolSize