ROOT::Internal::TTreeView Class Reference

Definition at line 55 of file TTreeProcessorMT.hxx.

Public Member Functions
	TTreeView ()=default
	TTreeView (const TTreeView &)
std::unique_ptr< TTreeReader >	GetTreeReader (Long64_t start, Long64_t end, const std::vector< std::string > &treeName, const std::vector< std::string > &fileNames, const ROOT::TreeUtils::RFriendInfo &friendInfo, const TEntryList &entryList, const std::vector< Long64_t > &nEntries)
	Get a TTreeReader for the current tree of this view.
void	Reset ()
	Clear the resources.

Private Member Functions
void	MakeChain (const std::vector< std::string > &treeName, const std::vector< std::string > &fileNames, const ROOT::TreeUtils::RFriendInfo &friendInfo, const std::vector< Long64_t > &nEntries)
	Construct fChain, also adding friends if needed and injecting knowledge of offsets if available.

Private Attributes
std::unique_ptr< TChain >	fChain
	Chain on which to operate.
std::unique_ptr< TEntryList >	fEntryList
	TEntryList for fChain, if present.
std::vector< std::unique_ptr< TChain > >	fFriends
	Friends of the tree/chain, if present.
ROOT::Internal::TreeUtils::RNoCleanupNotifier	fNoCleanupNotifier

#include <ROOT/TTreeProcessorMT.hxx>

Constructor & Destructor Documentation

TTreeView() [1/2]

ROOT::Internal::TTreeView::TTreeView ( )

default

TTreeView() [2/2]

ROOT::Internal::TTreeView::TTreeView ( const TTreeView &  )

inline

Definition at line 70 of file TTreeProcessorMT.hxx.

Member Function Documentation

GetTreeReader()

std::unique_ptr< TTreeReader > TTreeView::GetTreeReader	(	Long64_t	start,
		Long64_t	end,
		const std::vector< std::string > &	treeName,
		const std::vector< std::string > &	fileNames,
		const ROOT::TreeUtils::RFriendInfo &	friendInfo,
		const TEntryList &	entryList,
		const std::vector< Long64_t > &	nEntries
	)

Get a TTreeReader for the current tree of this view.

Definition at line 286 of file TTreeProcessorMT.cxx.

MakeChain()

void TTreeView::MakeChain ( const std::vector< std::string > &  treeNames, const std::vector< std::string > &  fileNames, const ROOT::TreeUtils::RFriendInfo &  friendInfo, const std::vector< Long64_t > &  nEntries  )

private

Construct fChain, also adding friends if needed and injecting knowledge of offsets if available.

Parameters

[in]	treeNames	Name of the tree for each file in fileNames.
[in]	fileNames	Files to be opened.
[in]	friendInfo	Information about TTree friends, if any.
[in]	nEntries	Number of entries to be processed.
[in]	friendEntries	Number of entries in each friend. Expected to have same ordering as friendInfo.

Definition at line 260 of file TTreeProcessorMT.cxx.

Reset()

void TTreeView::Reset

(

)

Clear the resources.

Definition at line 314 of file TTreeProcessorMT.cxx.

Member Data Documentation

fChain

std::unique_ptr<TChain> ROOT::Internal::TTreeView::fChain

private

Chain on which to operate.

Definition at line 62 of file TTreeProcessorMT.hxx.

fEntryList

std::unique_ptr<TEntryList> ROOT::Internal::TTreeView::fEntryList

private

TEntryList for fChain, if present.

Definition at line 59 of file TTreeProcessorMT.hxx.

fFriends

std::vector<std::unique_ptr<TChain> > ROOT::Internal::TTreeView::fFriends

private

Friends of the tree/chain, if present.

Definition at line 58 of file TTreeProcessorMT.hxx.

fNoCleanupNotifier

ROOT::Internal::TreeUtils::RNoCleanupNotifier ROOT::Internal::TTreeView::fNoCleanupNotifier

private

Definition at line 56 of file TTreeProcessorMT.hxx.

Libraries for ROOT::Internal::TTreeView:

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

• tree/treeplayer/inc/ROOT/TTreeProcessorMT.hxx
• tree/treeplayer/src/TTreeProcessorMT.cxx