PHTFileServer Class Reference

TFile clean handling. It allow independant classes to access the same TFile and write ntuple to it. TFiles get written only when as many write request are achieved as open request. It get closed when the server is deleted. More...

#include <fun4all_coresoftware/blob/master/offline/framework/fun4all/PHTFileServer.h>

Classes
class	SafeTFile
	local class to store TFile and counter More...

Public Member Functions
virtual	~PHTFileServer ()
	destructor. All non close TFiles are closed, with a warning.
void	open (const std::string &filename, const std::string &type="RECREATE")
	open a SafeTFile. If filename is not found in the map, create a new TFile and append to the map; increment counter otherwise
bool	flush (const std::string &filename)
	flush TFile matching filename
bool	cd (const std::string &filename)
	change to directory of TFile matching filename
bool	write (const std::string &filename)
	if TFile is found in map and counter is 0, close the TFile, decrement counter otherwise
void	close (void)
	close all TFiles

Static Public Member Functions
static PHTFileServer &	get (void)
	return reference to class singleton

Private Member Functions
	PHTFileServer (void)
	constructor

Detailed Description

TFile clean handling. It allow independant classes to access the same TFile and write ntuple to it. TFiles get written only when as many write request are achieved as open request. It get closed when the server is deleted.

Definition at line 28 of file PHTFileServer.h.

View newest version in sPHENIX GitHub at line 28 of file PHTFileServer.h

Constructor & Destructor Documentation

PHTFileServer::~PHTFileServer ( void  )

virtual

destructor. All non close TFiles are closed, with a warning.

Definition at line 25 of file PHTFileServer.cc.

View newest version in sPHENIX GitHub at line 25 of file PHTFileServer.cc

PHTFileServer::PHTFileServer ( void  )

inlineprivate

constructor

Definition at line 64 of file PHTFileServer.h.

View newest version in sPHENIX GitHub at line 64 of file PHTFileServer.h

Member Function Documentation

bool PHTFileServer::cd

(

const std::string &

filename

)

change to directory of TFile matching filename

Definition at line 76 of file PHTFileServer.cc.

View newest version in sPHENIX GitHub at line 76 of file PHTFileServer.cc

Referenced by TPCIntegratedCharge::End(), TrackFastSimEval::End(), TPCDataStreamEmulator::End(), B0TrackFastSimEval::End(), PHG4DSTReader::End(), PHG4TrackFastSimEval::End(), MyJetAnalysis::End(), PHG4ScoringManager::End(), TPCFEETestRecov1::End(), and PHGenFitTrkFitter::End().

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void PHTFileServer::close

(

void

)

close all TFiles

Definition at line 133 of file PHTFileServer.cc.

View newest version in sPHENIX GitHub at line 133 of file PHTFileServer.cc

bool PHTFileServer::flush

(

const std::string &

filename

)

flush TFile matching filename

Definition at line 59 of file PHTFileServer.cc.

View newest version in sPHENIX GitHub at line 59 of file PHTFileServer.cc

static PHTFileServer& PHTFileServer::get ( void  )

inlinestatic

return reference to class singleton

Definition at line 32 of file PHTFileServer.h.

View newest version in sPHENIX GitHub at line 32 of file PHTFileServer.h

Referenced by PHG4DSTReader::build_tree(), TPCIntegratedCharge::End(), TrackFastSimEval::End(), TPCDataStreamEmulator::End(), B0TrackFastSimEval::End(), PHG4DSTReader::End(), PHG4TrackFastSimEval::End(), MyJetAnalysis::End(), PHG4ScoringManager::End(), TPCFEETestRecov1::End(), PHGenFitTrkFitter::End(), TrackFastSimEval::Init(), MyJetAnalysis::Init(), TPCIntegratedCharge::InitRun(), TPCDataStreamEmulator::InitRun(), B0TrackFastSimEval::InitRun(), PHG4TrackFastSimEval::InitRun(), PHG4ScoringManager::InitRun(), TPCFEETestRecov1::InitRun(), and PHGenFitTrkFitter::InitRun().

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void PHTFileServer::open	(	const std::string &	filename,
		const std::string &	type = "RECREATE"
	)

open a SafeTFile. If filename is not found in the map, create a new TFile and append to the map; increment counter otherwise

Definition at line 31 of file PHTFileServer.cc.

View newest version in sPHENIX GitHub at line 31 of file PHTFileServer.cc

References eicpy.qaplots::file.

Referenced by PHG4DSTReader::build_tree(), TrackFastSimEval::Init(), MyJetAnalysis::Init(), TPCIntegratedCharge::InitRun(), TPCDataStreamEmulator::InitRun(), B0TrackFastSimEval::InitRun(), PHG4TrackFastSimEval::InitRun(), PHG4ScoringManager::InitRun(), TPCFEETestRecov1::InitRun(), and PHGenFitTrkFitter::InitRun().

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bool PHTFileServer::write

(

const std::string &

filename

)

if TFile is found in map and counter is 0, close the TFile, decrement counter otherwise

Definition at line 93 of file PHTFileServer.cc.

View newest version in sPHENIX GitHub at line 93 of file PHTFileServer.cc

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

• fun4all_coresoftware/blob/master/offline/framework/fun4all/PHTFileServer.h
• fun4all_coresoftware/blob/master/offline/framework/fun4all/PHTFileServer.cc