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CollectionCombiner< Collection > Class Template Reference

#include <CollectionCombiner.h>

Inheritance diagram for CollectionCombiner< Collection >:
edm::global::EDProducer<> edm::global::EDProducerBase edm::ProducerBase edm::EDConsumerBase edm::ProductRegistryHelper

Public Member Functions

 CollectionCombiner (const edm::ParameterSet &)
 
 ~CollectionCombiner () override
 
- Public Member Functions inherited from edm::global::EDProducer<>
 EDProducer ()=default
 
bool hasAbilityToProduceInLumis () const final
 
bool hasAbilityToProduceInRuns () const final
 
bool wantsGlobalLuminosityBlocks () const final
 
bool wantsGlobalRuns () const final
 
bool wantsStreamLuminosityBlocks () const final
 
bool wantsStreamRuns () const final
 
- Public Member Functions inherited from edm::global::EDProducerBase
 EDProducerBase ()
 
ModuleDescription const & moduleDescription () const
 
 ~EDProducerBase () override
 
- Public Member Functions inherited from edm::ProducerBase
void callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)
 
std::vector< edm::ProductResolverIndex > const & indiciesForPutProducts (BranchType iBranchType) const
 
 ProducerBase ()
 
std::vector< edm::ProductResolverIndex > const & putTokenIndexToProductResolverIndex () const
 
void registerProducts (ProducerBase *, ProductRegistry *, ModuleDescription const &)
 
std::function< void(BranchDescription const &)> registrationCallback () const
 used by the fwk to register list of products More...
 
void resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)
 
 ~ProducerBase () noexcept(false) override
 
- Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfoconsumesInfo () const
 
void convertCurrentProcessAlias (std::string const &processName)
 Convert "@currentProcess" in InputTag process names to the actual current process name. More...
 
 EDConsumerBase ()
 
 EDConsumerBase (EDConsumerBase const &)=delete
 
 EDConsumerBase (EDConsumerBase &&)=default
 
ProductResolverIndexAndSkipBit indexFrom (EDGetToken, BranchType, TypeID const &) const
 
void itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
 
void itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const
 
std::vector< ProductResolverIndexAndSkipBit > const & itemsToGetFrom (BranchType iType) const
 
void labelsForToken (EDGetToken iToken, Labels &oLabels) const
 
void modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const
 
EDConsumerBase const & operator= (EDConsumerBase const &)=delete
 
EDConsumerBaseoperator= (EDConsumerBase &&)=default
 
bool registeredToConsume (ProductResolverIndex, bool, BranchType) const
 
bool registeredToConsumeMany (TypeID const &, BranchType) const
 
ProductResolverIndexAndSkipBit uncheckedIndexFrom (EDGetToken) const
 
void updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)
 
virtual ~EDConsumerBase () noexcept(false)
 

Private Member Functions

void produce (edm::StreamID, edm::Event &, const edm::EventSetup &) const override
 

Private Attributes

std::vector< edm::EDGetTokenT< Collection > > collectionTokens
 
std::vector< edm::InputTaglabels
 

Additional Inherited Members

- Public Types inherited from edm::global::EDProducerBase
typedef EDProducerBase ModuleType
 
- Public Types inherited from edm::ProducerBase
using ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const *, const char *, edm::ProductResolverIndex >>
 
typedef ProductRegistryHelper::TypeLabelList TypeLabelList
 
- Public Types inherited from edm::EDConsumerBase
typedef ProductLabels Labels
 
- Static Public Member Functions inherited from edm::global::EDProducerBase
static const std::string & baseType ()
 
static void fillDescriptions (ConfigurationDescriptions &descriptions)
 
static void prevalidate (ConfigurationDescriptions &descriptions)
 
- Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType > consumes (edm::InputTag const &tag)
 
EDGetToken consumes (const TypeToGet &id, edm::InputTag const &tag)
 
template<BranchType B>
EDGetToken consumes (TypeToGet const &id, edm::InputTag const &tag)
 
ConsumesCollector consumesCollector ()
 Use a ConsumesCollector to gather consumes information from helper functions. More...
 
template<typename ProductType , BranchType B = InEvent>
void consumesMany ()
 
void consumesMany (const TypeToGet &id)
 
template<BranchType B>
void consumesMany (const TypeToGet &id)
 
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType > mayConsume (edm::InputTag const &tag)
 
EDGetToken mayConsume (const TypeToGet &id, edm::InputTag const &tag)
 
template<BranchType B>
EDGetToken mayConsume (const TypeToGet &id, edm::InputTag const &tag)
 

Detailed Description

template<typename Collection>
class CollectionCombiner< Collection >

Description: this templated EDProducer can merge (no duplicate removal) any number of collection of the same type. the usage is to declare a concrete combiner in SealModule: typedef CollectionCombiner<std::vector< Trajectory> > TrajectoryCombiner; DEFINE_FWK_MODULE(TrajectoryCombiner); edm::View cannot be used, because the template argument is used for the input and the output type.

Author
Jean-Roch Vlimant

Definition at line 29 of file CollectionCombiner.h.

Constructor & Destructor Documentation

template<typename Collection >
CollectionCombiner< Collection >::CollectionCombiner ( const edm::ParameterSet iConfig)
explicit

Definition at line 44 of file CollectionCombiner.h.

References CollectionCombiner< Collection >::collectionTokens, edm::ParameterSet::getParameter(), mps_fire::i, and CollectionCombiner< Collection >::labels.

44  {
45  labels = iConfig.getParameter<std::vector<edm::InputTag> >("labels");
46  produces<Collection>();
47  for (unsigned int i=0;i<labels.size();++i)
48  collectionTokens.push_back(consumes<Collection>(labels.at(i)));
49 }
T getParameter(std::string const &) const
std::vector< edm::EDGetTokenT< Collection > > collectionTokens
std::vector< edm::InputTag > labels
template<typename Collection >
CollectionCombiner< Collection >::~CollectionCombiner ( )
override

Definition at line 51 of file CollectionCombiner.h.

51 {}

Member Function Documentation

template<typename Collection >
void CollectionCombiner< Collection >::produce ( edm::StreamID  ,
edm::Event iEvent,
const edm::EventSetup es 
) const
overrideprivate

Definition at line 54 of file CollectionCombiner.h.

References CollectionCombiner< Collection >::collectionTokens, edm::Event::getByToken(), cmsBatch::handle, mps_fire::i, CollectionCombiner< Collection >::labels, eostools::move(), and edm::Event::put().

55 {
56  unsigned int i=0,i_max=labels.size();
58  auto merged = std::make_unique<Collection>();
59  for (;i!=i_max;++i){
60  iEvent.getByToken(collectionTokens[i], handle);
61  merged->insert(merged->end(), handle->begin(), handle->end());
62  }
63  iEvent.put(std::move(merged));
64 }
OrphanHandle< PROD > put(std::unique_ptr< PROD > product)
Put a new product.
Definition: Event.h:137
bool getByToken(EDGetToken token, Handle< PROD > &result) const
Definition: Event.h:579
std::vector< edm::EDGetTokenT< Collection > > collectionTokens
std::vector< edm::InputTag > labels
def move(src, dest)
Definition: eostools.py:510

Member Data Documentation

template<typename Collection >
std::vector<edm::EDGetTokenT<Collection> > CollectionCombiner< Collection >::collectionTokens
private
template<typename Collection >
std::vector<edm::InputTag> CollectionCombiner< Collection >::labels
private