Processor specialization for processing a single RNTuple.
Definition at line 375 of file RNTupleProcessor.hxx.
Private Member Functions | |
RNTupleSingleProcessor (RNTupleOpenSpec ntuple, std::unique_ptr< ROOT::RNTupleModel > model, std::string_view processorName) | |
Construct a new RNTupleProcessor for processing a single RNTuple. | |
void | AddEntriesToJoinTable (Internal::RNTupleJoinTable &joinTable, ROOT::NTupleSize_t entryOffset=0) final |
Add the entry mappings for this processor to the provided join table. | |
void | Connect () |
Connect the page source of the underlying RNTuple. | |
ROOT::NTupleSize_t | GetNEntries () final |
Get the total number of entries in this processor. | |
ROOT::NTupleSize_t | LoadEntry (ROOT::NTupleSize_t entryNumber) final |
Load the entry identified by the provided (global) entry number (i.e., considering all RNTuples in this processor). | |
void | PrintStructureImpl (std::ostream &output) const final |
Processor-specific implementation for printing its structure, called by PrintStructure(). | |
void | SetEntryPointers (const ROOT::REntry &entry, std::string_view fieldNamePrefix) final |
Private Attributes | |
RNTupleOpenSpec | fNTupleSpec |
std::unique_ptr< ROOT::Internal::RPageSource > | fPageSource |
Friends | |
class | RNTupleProcessor |
Additional Inherited Members | |
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static std::unique_ptr< RNTupleProcessor > | Create (RNTupleOpenSpec ntuple, std::unique_ptr< ROOT::RNTupleModel > model=nullptr, std::string_view processorName="") |
Create an RNTupleProcessor for a single RNTuple. | |
static std::unique_ptr< RNTupleProcessor > | CreateChain (std::vector< RNTupleOpenSpec > ntuples, std::unique_ptr< ROOT::RNTupleModel > model=nullptr, std::string_view processorName="") |
Create an RNTupleProcessor for a chain (i.e., a vertical combination) of RNTuples. | |
static std::unique_ptr< RNTupleProcessor > | CreateChain (std::vector< std::unique_ptr< RNTupleProcessor > > innerProcessors, std::unique_ptr< ROOT::RNTupleModel > model=nullptr, std::string_view processorName="") |
Create an RNTupleProcessor for a chain (i.e., a vertical combination) of other RNTupleProcessors. | |
static std::unique_ptr< RNTupleProcessor > | CreateJoin (RNTupleOpenSpec primaryNTuple, RNTupleOpenSpec auxNTuple, const std::vector< std::string > &joinFields, std::unique_ptr< ROOT::RNTupleModel > primaryModel=nullptr, std::unique_ptr< ROOT::RNTupleModel > auxModel=nullptr, std::string_view processorName="") |
Create an RNTupleProcessor for a join (i.e., a horizontal combination) of RNTuples. | |
static std::unique_ptr< RNTupleProcessor > | CreateJoin (std::unique_ptr< RNTupleProcessor > primaryProcessor, std::unique_ptr< RNTupleProcessor > auxProcessor, const std::vector< std::string > &joinFields, std::unique_ptr< ROOT::RNTupleModel > primaryModel=nullptr, std::unique_ptr< ROOT::RNTupleModel > auxModel=nullptr, std::string_view processorName="") |
Create an RNTupleProcessor for a join (i.e., a horizontal combination) of RNTuples. | |
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RNTupleProcessor (std::string_view processorName, std::unique_ptr< ROOT::RNTupleModel > model) | |
Create a new base RNTupleProcessor. | |
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ROOT::NTupleSize_t | fCurrentEntryNumber = 0 |
std::size_t | fCurrentProcessorNumber = 0 |
std::unique_ptr< ROOT::REntry > | fEntry |
std::unique_ptr< ROOT::RNTupleModel > | fModel |
ROOT::NTupleSize_t | fNEntries = kInvalidNTupleIndex |
Total number of entries. | |
ROOT::NTupleSize_t | fNEntriesProcessed = 0 |
std::string | fProcessorName |
#include <ROOT/RNTupleProcessor.hxx>
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Construct a new RNTupleProcessor for processing a single RNTuple.
[in] | ntuple | The source specification (name and storage location) for the RNTuple to process. |
[in] | model | The model that specifies which fields should be read by the processor. |
[in] | processorName | Name of the processor. Unless specified otherwise in RNTupleProcessor::Create, this is the name of the underlying RNTuple. |
Definition at line 138 of file RNTupleProcessor.cxx.
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Definition at line 432 of file RNTupleProcessor.hxx.
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Add the entry mappings for this processor to the provided join table.
Implements ROOT::Experimental::RNTupleProcessor.
Definition at line 228 of file RNTupleProcessor.cxx.
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Connect the page source of the underlying RNTuple.
Definition at line 196 of file RNTupleProcessor.cxx.
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Get the total number of entries in this processor.
Implements ROOT::Experimental::RNTupleProcessor.
Definition at line 399 of file RNTupleProcessor.hxx.
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finalprivatevirtual |
Load the entry identified by the provided (global) entry number (i.e., considering all RNTuples in this processor).
Implements ROOT::Experimental::RNTupleProcessor.
Definition at line 170 of file RNTupleProcessor.cxx.
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Processor-specific implementation for printing its structure, called by PrintStructure().
Implements ROOT::Experimental::RNTupleProcessor.
Definition at line 235 of file RNTupleProcessor.cxx.
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finalprivatevirtual |
Implements ROOT::Experimental::RNTupleProcessor.
Definition at line 184 of file RNTupleProcessor.cxx.
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Definition at line 376 of file RNTupleProcessor.hxx.
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Definition at line 379 of file RNTupleProcessor.hxx.
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Definition at line 380 of file RNTupleProcessor.hxx.