SH::DiskOutputXRD Class Reference

an implementation of DiskOutput using the XRD protocol More...

#include <DiskOutputXRD.h>

Inheritance diagram for SH::DiskOutputXRD:

Collaboration diagram for SH::DiskOutputXRD:

Public Member Functions
void	testInvariant () const
	test the invariant of this object More...
	DiskOutputXRD ()
	standard default constructor More...
	DiskOutputXRD (const std::string &val_prefix)
	standard constructor More...
std::unique_ptr< DiskWriter >	makeWriter (const std::string &sampleName, const std::string &segmentName, const std::string &suffix) const
	create a DiskWriter object managing an output file More...
std::string	targetURL (const std::string &sampleName, const std::string &segmentName, const std::string &suffix) const
	the final output location for the given segment More...

Protected Member Functions
virtual std::unique_ptr< DiskWriter >	doMakeWriter (const std::string &sampleName, const std::string &segmentName, const std::string &suffix) const
	create a DiskWriter object managing an output file More...
virtual std::string	getTargetURL (const std::string &sampleName, const std::string &segmentName, const std::string &suffix) const
	ClassDef (DiskOutput, 1)

Private Member Functions
	ClassDef (DiskOutputXRD, 1)

Private Attributes
std::string	m_prefix
	the prefix to apply when creating files More...

Detailed Description

an implementation of DiskOutput using the XRD protocol

Rationale

this is to be used when storing output n-tuples on xrootd servers

Definition at line 22 of file DiskOutputXRD.h.

Constructor & Destructor Documentation

DiskOutputXRD() [1/2]

SH::DiskOutputXRD::DiskOutputXRD

(

)

standard default constructor

Guarantee

strong

Failures

out of memory I

Warning

this is only to be used for the root streaming mechanism, not by the end user

DiskOutputXRD() [2/2]

SH::DiskOutputXRD::DiskOutputXRD ( const std::string &  val_prefix )

explicit

standard constructor

Guarantee

strong

Failures

out of memory II

Precondition

val_prefix.find ("root://") == 0

Member Function Documentation

ClassDef() [1/2]

SH::DiskOutput::ClassDef ( DiskOutput  , 1    )

protectedinherited

ClassDef() [2/2]

SH::DiskOutputXRD::ClassDef ( DiskOutputXRD  , 1    )

private

doMakeWriter()

virtual std::unique_ptr<DiskWriter> SH::DiskOutputXRD::doMakeWriter ( const std::string &  sampleName, const std::string &  segmentName, const std::string &  suffix  ) const

protectedvirtual

create a DiskWriter object managing an output file

Precondition

!sampleName.empty()

Postcondition

result != nullptr

Guarantee

strong

Failures

out of memory II
i/o errors

Rationale

the virtual part of DiskOutput::makeWriter

Implements SH::DiskOutput.

getTargetURL()

virtual std::string SH::DiskOutputXRD::getTargetURL ( const std::string &  sampleName, const std::string &  segmentName, const std::string &  suffix  ) const

protectedvirtual

Rationale

the virtual part of DiskOutput::targetURL

Implements SH::DiskOutput.

makeWriter()

std::unique_ptr<DiskWriter> SH::DiskOutput::makeWriter ( const std::string &  sampleName, const std::string &  segmentName, const std::string &  suffix  ) const

inherited

create a DiskWriter object managing an output file

Precondition

!sampleName.empty()

Postcondition

result != nullptr

Guarantee

strong

Failures

out of memory II
i/o errors

targetURL()

std::string SH::DiskOutput::targetURL ( const std::string &  sampleName, const std::string &  segmentName, const std::string &  suffix  ) const

inherited

the final output location for the given segment

Precondition

!sampleName.empty()

Postcondition

!result.empty()

Guarantee

strong

Failures

out of memory II

testInvariant()

void SH::DiskOutputXRD::testInvariant

(

)

const

test the invariant of this object

Guarantee

no-fail

Member Data Documentation

m_prefix

std::string SH::DiskOutputXRD::m_prefix

private

the prefix to apply when creating files

Definition at line 81 of file DiskOutputXRD.h.

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

• DiskOutputXRD.h