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JetViewAlg Class Reference

Algorithm that selects a subset of jets from the input container, places them in a view JetContainer (i.e. More...

#include <JetViewAlg.h>

Inheritance diagram for JetViewAlg:
Collaboration diagram for JetViewAlg:

Public Member Functions

 JetViewAlg (const std::string &n, ISvcLocator *l)
StatusCode initialize () override
 Athena algorithm's Hooks.
StatusCode execute (const EventContext &) const override
StatusCode finalize () override
virtual StatusCode sysInitialize () override
 Override sysInitialize.
virtual bool isClonable () const override
 Specify if the algorithm is clonable.
virtual unsigned int cardinality () const override
 Cardinality (Maximum number of clones that can exist) special value 0 means that algorithm is reentrant.
virtual StatusCode sysExecute (const EventContext &ctx) override
 Execute an algorithm.
virtual const DataObjIDColl & extraOutputDeps () const override
 Return the list of extra output dependencies.
virtual bool filterPassed (const EventContext &ctx) const
virtual void setFilterPassed (bool state, const EventContext &ctx) const
ServiceHandle< StoreGateSvc > & evtStore ()
 The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc.
const ServiceHandle< StoreGateSvc > & detStore () const
 The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc.
virtual StatusCode sysStart () override
 Handle START transition.
virtual std::vector< Gaudi::DataHandle * > inputHandles () const override
 Return this algorithm's input handles.
virtual std::vector< Gaudi::DataHandle * > outputHandles () const override
 Return this algorithm's output handles.
Gaudi::Details::PropertyBase & declareProperty (Gaudi::Property< T, V, H > &t)
void updateVHKA (Gaudi::Details::PropertyBase &)
MsgStream & msg () const
bool msgLvl (const MSG::Level lvl) const

Protected Member Functions

void renounceArray (SG::VarHandleKeyArray &handlesArray)
 remove all handles from I/O resolution
std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void > renounce (T &h)
void extraDeps_update_handler (Gaudi::Details::PropertyBase &ExtraDeps)
 Add StoreName to extra input/output deps as needed.

Private Types

typedef ServiceHandle< StoreGateSvcStoreGateSvc_t

Private Member Functions

bool selected (const xAOD::Jet &) const
 Method to select jets.
Gaudi::Details::PropertyBase & declareGaudiProperty (Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
 specialization for handling Gaudi::Property<SG::VarHandleKey>

Private Attributes

Gaudi::Property< float > m_ptmin {this, "PtMin", 0.0, "Min pT in MeV"}
Gaudi::Property< float > m_absetamax {this, "AbsEtaMax", 10.0, "Max absolute eta"}
SG::ReadHandleKey< xAOD::JetContainerm_input = {this, "InputContainer", "", "The input jet container name"}
SG::WriteHandleKey< xAOD::JetContainerm_output = {this, "OutputContainer", "", "The output jet container name"}
SG::ShallowCopyDecorDeps< xAOD::JetContainerm_decorDeps
DataObjIDColl m_extendedExtraObjects
 Extra output dependency collection, extended by AthAlgorithmDHUpdate to add symlinks.
StoreGateSvc_t m_evtStore
 Pointer to StoreGate (event store by default)
StoreGateSvc_t m_detStore
 Pointer to StoreGate (detector store by default)
std::vector< SG::VarHandleKeyArray * > m_vhka
bool m_varHandleArraysDeclared

Detailed Description

Algorithm that selects a subset of jets from the input container, places them in a view JetContainer (i.e.

one that does not own its contents) and then writes this container to StoreGate.

Definition at line 31 of file JetViewAlg.h.

Member Typedef Documentation

◆ StoreGateSvc_t

typedef ServiceHandle<StoreGateSvc> AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::StoreGateSvc_t
privateinherited

Definition at line 388 of file AthCommonDataStore.h.

Constructor & Destructor Documentation

◆ JetViewAlg()

JetViewAlg::JetViewAlg ( const std::string & n,
ISvcLocator * l )
inline

Definition at line 36 of file JetViewAlg.h.

36: EL::AnaReentrantAlgorithm(n,l) {}

Member Function Documentation

◆ cardinality()

unsigned int AthCommonReentrantAlgorithm< Gaudi::Algorithm >::cardinality ( ) const
overridevirtualinherited

Cardinality (Maximum number of clones that can exist) special value 0 means that algorithm is reentrant.

Override this to return 0 for reentrant algorithms.

Definition at line 75 of file AthCommonReentrantAlgorithm.cxx.

64{
65 return 0;
66}

◆ declareGaudiProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::declareGaudiProperty ( Gaudi::Property< T, V, H > & hndl,
const SG::VarHandleKeyType &  )
inlineprivateinherited

specialization for handling Gaudi::Property<SG::VarHandleKey>

Definition at line 156 of file AthCommonDataStore.h.

158 {
160 hndl.value(),
161 hndl.documentation());
162
163 }
Gaudi::Details::PropertyBase & declareProperty(Gaudi::Property< T, V, H > &t)

◆ declareProperty()

Gaudi::Details::PropertyBase & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::declareProperty ( Gaudi::Property< T, V, H > & t)
inlineinherited

Definition at line 145 of file AthCommonDataStore.h.

145 {
146 typedef typename SG::HandleClassifier<T>::type htype;
148 }
Gaudi::Details::PropertyBase & declareGaudiProperty(Gaudi::Property< T, V, H > &hndl, const SG::VarHandleKeyType &)
specialization for handling Gaudi::Property<SG::VarHandleKey>

◆ detStore()

const ServiceHandle< StoreGateSvc > & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::detStore ( ) const
inlineinherited

The standard StoreGateSvc/DetectorStore Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 95 of file AthCommonDataStore.h.

◆ evtStore()

ServiceHandle< StoreGateSvc > & AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::evtStore ( )
inlineinherited

The standard StoreGateSvc (event store) Returns (kind of) a pointer to the StoreGateSvc.

Definition at line 85 of file AthCommonDataStore.h.

◆ execute()

StatusCode JetViewAlg::execute ( const EventContext & ctx) const
override

Definition at line 51 of file JetViewAlg.cxx.

51 {
52
53 SG::ReadHandle<xAOD::JetContainer> inputHandle(m_input,ctx);
54
55 // Need to place jets into a CDV because we can't put const objects in a DataVector
56 auto selected_jets = std::make_unique<ConstDataVector<xAOD::JetContainer> >( SG::VIEW_ELEMENTS );
57 for(const xAOD::Jet* jet : *inputHandle) {
58 ATH_MSG_VERBOSE("Jet " << jet->index() << std::setprecision(3)
59 << " with pt " << jet->pt()
60 << " eta " << jet->eta()
61 );
62 if( selected(*jet) ) {
63 selected_jets->push_back(jet);
64 ATH_MSG_VERBOSE(" Passed selection");
65 } else {
66 ATH_MSG_VERBOSE(" Failed selection");
67 }
68 }
69 ATH_MSG_DEBUG("Selected " << selected_jets->size() << " from input container of size " << inputHandle->size() );
70
71 // To use ShallowCopyDecorDeps, the input and output handle types have to be the same, i.e. JetContainer
72 // So create a new unique_ptr here using the pointer to the CDV converted to DV
73 std::unique_ptr<const xAOD::JetContainer> selected_jets_jetc(selected_jets.release()->asDataVector());
74
75 // Write out JetContainer and JetAuxContainer
76 SG::WriteHandle<xAOD::JetContainer> jetContHandle(m_output,ctx);
77 // Can't record with const input ptr, hence put
78 if( jetContHandle.put( std::move(selected_jets_jetc) ) == nullptr) {
79 ATH_MSG_ERROR("Failed to record " << m_input.key() << " as const xAOD::JetContainer!");
80 return StatusCode::FAILURE;
81 }
82 ATH_CHECK( m_decorDeps.linkDecors (m_input,ctx) );
83
84 return StatusCode::SUCCESS;
85}
#define ATH_CHECK
Evaluate an expression and check for errors.
#define ATH_MSG_ERROR(x)
#define ATH_MSG_VERBOSE(x)
#define ATH_MSG_DEBUG(x)
SG::ReadHandleKey< xAOD::JetContainer > m_input
Definition JetViewAlg.h:53
SG::WriteHandleKey< xAOD::JetContainer > m_output
Definition JetViewAlg.h:54
bool selected(const xAOD::Jet &) const
Method to select jets.
SG::ShallowCopyDecorDeps< xAOD::JetContainer > m_decorDeps
Definition JetViewAlg.h:58
@ VIEW_ELEMENTS
this data object is a view, it does not own its elmts
Jet_v1 Jet
Definition of the current "jet version".

◆ extraDeps_update_handler()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::extraDeps_update_handler ( Gaudi::Details::PropertyBase & ExtraDeps)
protectedinherited

Add StoreName to extra input/output deps as needed.

use the logic of the VarHandleKey to parse the DataObjID keys supplied via the ExtraInputs and ExtraOuputs Properties to add the StoreName if it's not explicitly given

◆ extraOutputDeps()

const DataObjIDColl & AthCommonReentrantAlgorithm< Gaudi::Algorithm >::extraOutputDeps ( ) const
overridevirtualinherited

Return the list of extra output dependencies.

This list is extended to include symlinks implied by inheritance relations.

Definition at line 94 of file AthCommonReentrantAlgorithm.cxx.

90{
91 // If we didn't find any symlinks to add, just return the collection
92 // from the base class. Otherwise, return the extended collection.
93 if (!m_extendedExtraObjects.empty()) {
95 }
97}
An algorithm that can be simultaneously executed in multiple threads.

◆ filterPassed()

virtual bool AthCommonReentrantAlgorithm< Gaudi::Algorithm >::filterPassed ( const EventContext & ctx) const
inlinevirtualinherited

Definition at line 96 of file AthCommonReentrantAlgorithm.h.

96 {
97 return execState( ctx ).filterPassed();
98 }
virtual bool filterPassed(const EventContext &ctx) const

◆ finalize()

StatusCode JetViewAlg::finalize ( )
inlineoverride

Definition at line 41 of file JetViewAlg.h.

41{return StatusCode::SUCCESS;};

◆ initialize()

StatusCode JetViewAlg::initialize ( )
override

Athena algorithm's Hooks.

Definition at line 16 of file JetViewAlg.cxx.

16 {
17
18 // Initialise DataHandleKeys so that the scheduler is aware of
19 // data dependencies & products
20 if(m_input.key().empty() || m_output.key().empty()) {
21 ATH_MSG_ERROR("Input/output key(s) is/are blank!");
22 return StatusCode::FAILURE;
23 }
24
25 ATH_CHECK(m_input.initialize());
26 ATH_CHECK(m_output.initialize());
28
29 ATH_MSG_DEBUG("Will select jets from " << m_input.key()
30 << " and write them to " << m_output.key());
31 ATH_MSG_DEBUG("Selection criteria are: \n"
32 << " pT > " << m_ptmin << " MeV"
33 << " |eta| < " << m_absetamax
34 );
35
36 return StatusCode::SUCCESS;
37}
Gaudi::Property< float > m_absetamax
Definition JetViewAlg.h:51
Gaudi::Property< float > m_ptmin
Definition JetViewAlg.h:50

◆ inputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::inputHandles ( ) const
overridevirtualinherited

Return this algorithm's input handles.

We override this to include handle instances from key arrays if they have not yet been declared. See comments on updateVHKA.

◆ isClonable()

◆ msg()

MsgStream & AthCommonMsg< Gaudi::Algorithm >::msg ( ) const
inlineinherited

Definition at line 24 of file AthCommonMsg.h.

24 {
25 return this->msgStream();
26 }

◆ msgLvl()

bool AthCommonMsg< Gaudi::Algorithm >::msgLvl ( const MSG::Level lvl) const
inlineinherited

Definition at line 30 of file AthCommonMsg.h.

30 {
31 return this->msgLevel(lvl);
32 }

◆ outputHandles()

virtual std::vector< Gaudi::DataHandle * > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::outputHandles ( ) const
overridevirtualinherited

Return this algorithm's output handles.

We override this to include handle instances from key arrays if they have not yet been declared. See comments on updateVHKA.

◆ renounce()

std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void > AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::renounce ( T & h)
inlineprotectedinherited

Definition at line 380 of file AthCommonDataStore.h.

381 {
382 h.renounce();
384 }
std::enable_if_t< std::is_void_v< std::result_of_t< decltype(&T::renounce)(T)> > &&!std::is_base_of_v< SG::VarHandleKeyArray, T > &&std::is_base_of_v< Gaudi::DataHandle, T >, void > renounce(T &h)

◆ renounceArray()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::renounceArray ( SG::VarHandleKeyArray & handlesArray)
inlineprotectedinherited

remove all handles from I/O resolution

Definition at line 364 of file AthCommonDataStore.h.

364 {
366 }

◆ selected()

bool JetViewAlg::selected ( const xAOD::Jet & jet) const
private

Method to select jets.

Definition at line 41 of file JetViewAlg.cxx.

41 {
42
43 if(jet.pt() < m_ptmin) {return false;}
44 if(std::abs(jet.eta()) > m_absetamax) {return false;}
45
46 return true;
47}
virtual double pt() const
The transverse momentum ( ) of the particle.
Definition Jet_v1.cxx:44
virtual double eta() const
The pseudorapidity ( ) of the particle.
Definition Jet_v1.cxx:49

◆ setFilterPassed()

virtual void AthCommonReentrantAlgorithm< Gaudi::Algorithm >::setFilterPassed ( bool state,
const EventContext & ctx ) const
inlinevirtualinherited

Definition at line 100 of file AthCommonReentrantAlgorithm.h.

100 {
102 }
virtual void setFilterPassed(bool state, const EventContext &ctx) const

◆ sysExecute()

StatusCode AthCommonReentrantAlgorithm< Gaudi::Algorithm >::sysExecute ( const EventContext & ctx)
overridevirtualinherited

Execute an algorithm.

We override this in order to work around an issue with the Algorithm base class storing the event context in a member variable that can cause crashes in MT jobs.

Definition at line 85 of file AthCommonReentrantAlgorithm.cxx.

77{
78 return BaseAlg::sysExecute (ctx);
79}

◆ sysInitialize()

StatusCode AthCommonReentrantAlgorithm< Gaudi::Algorithm >::sysInitialize ( )
overridevirtualinherited

Override sysInitialize.

Override sysInitialize from the base class.

Loop through all output handles, and if they're WriteCondHandles, automatically register them and this Algorithm with the CondSvc

Scan through all outputHandles, and if they're WriteCondHandles, register them with the CondSvc

Reimplemented from AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >.

Reimplemented in HypoBase, and InputMakerBase.

Definition at line 61 of file AthCommonReentrantAlgorithm.cxx.

107 {
109
110 if (sc.isFailure()) {
111 return sc;
112 }
113
114 ServiceHandle<ICondSvc> cs("CondSvc",name());
115 for (auto h : outputHandles()) {
116 if (h->isCondition() && h->mode() == Gaudi::DataHandle::Writer) {
117 // do this inside the loop so we don't create the CondSvc until needed
118 if ( cs.retrieve().isFailure() ) {
119 ATH_MSG_WARNING("no CondSvc found: won't autoreg WriteCondHandles");
120 return StatusCode::SUCCESS;
121 }
122 if (cs->regHandle(this,*h).isFailure()) {
124 ATH_MSG_ERROR("unable to register WriteCondHandle " << h->fullKey()
125 << " with CondSvc");
126 }
127 }
128 }
129 return sc;
130}
#define ATH_MSG_WARNING(x)
virtual std::vector< Gaudi::DataHandle * > outputHandles() const override

◆ sysStart()

virtual StatusCode AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::sysStart ( )
overridevirtualinherited

Handle START transition.

We override this in order to make sure that conditions handle keys can cache a pointer to the conditions container.

◆ updateVHKA()

void AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::updateVHKA ( Gaudi::Details::PropertyBase & )
inlineinherited

Definition at line 308 of file AthCommonDataStore.h.

308 {
309 // debug() << "updateVHKA for property " << p.name() << " " << p.toString()
310 // << " size: " << m_vhka.size() << endmsg;
311 for (auto &a : m_vhka) {
313 for (auto k : keys) {
314 k->setOwner(this);
315 }
316 }
317 }

Member Data Documentation

◆ m_absetamax

Gaudi::Property<float> JetViewAlg::m_absetamax {this, "AbsEtaMax", 10.0, "Max absolute eta"}
private

Definition at line 51 of file JetViewAlg.h.

51{this, "AbsEtaMax", 10.0, "Max absolute eta"};

◆ m_decorDeps

SG::ShallowCopyDecorDeps<xAOD::JetContainer> JetViewAlg::m_decorDeps
private
Initial value:
{ this, "DecorDeps", {},
"List of decorations to propagate through the view container." }

Definition at line 58 of file JetViewAlg.h.

58 { this, "DecorDeps", {},
59 "List of decorations to propagate through the view container." };

◆ m_detStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_detStore
privateinherited

Pointer to StoreGate (detector store by default)

Definition at line 393 of file AthCommonDataStore.h.

◆ m_evtStore

StoreGateSvc_t AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_evtStore
privateinherited

Pointer to StoreGate (event store by default)

Definition at line 390 of file AthCommonDataStore.h.

◆ m_extendedExtraObjects

DataObjIDColl AthCommonReentrantAlgorithm< Gaudi::Algorithm >::m_extendedExtraObjects
privateinherited

Extra output dependency collection, extended by AthAlgorithmDHUpdate to add symlinks.

Empty if no symlinks were found.

Definition at line 114 of file AthCommonReentrantAlgorithm.h.

◆ m_input

SG::ReadHandleKey<xAOD::JetContainer> JetViewAlg::m_input = {this, "InputContainer", "", "The input jet container name"}
private

Definition at line 53 of file JetViewAlg.h.

53{this, "InputContainer", "", "The input jet container name"};

◆ m_output

SG::WriteHandleKey<xAOD::JetContainer> JetViewAlg::m_output = {this, "OutputContainer", "", "The output jet container name"}
private

Definition at line 54 of file JetViewAlg.h.

54{this, "OutputContainer", "", "The output jet container name"};

◆ m_ptmin

Gaudi::Property<float> JetViewAlg::m_ptmin {this, "PtMin", 0.0, "Min pT in MeV"}
private

Definition at line 50 of file JetViewAlg.h.

50{this, "PtMin", 0.0, "Min pT in MeV"};

◆ m_varHandleArraysDeclared

bool AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_varHandleArraysDeclared
privateinherited

Definition at line 399 of file AthCommonDataStore.h.

◆ m_vhka

std::vector<SG::VarHandleKeyArray*> AthCommonDataStore< AthCommonMsg< Gaudi::Algorithm > >::m_vhka
privateinherited

Definition at line 398 of file AthCommonDataStore.h.


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