Definition at line 35 of file TAlienCollection.h.

Public Member Functions
	TAlienCollection ()

	TAlienCollection (const char *localCollectionFile, UInt_t maxentries)
	Create Alien event collection by reading collection from the specified XML file.

	TAlienCollection (TList *eventlist, UInt_t ngroups=0, UInt_t ngroupfiles=0)
	Create Alien event collection using an event list.

virtual	~TAlienCollection ()
	Clean up event file collection.

void	Add (TGridCollection *addcollection)
	adds `<addcollection>` to this collection - equal elements are skipped

void	AddFast (TGridCollection *addcollection)
	adds `<addcollection>` to this collection - NO check for identical elements

Bool_t	CheckIfOnline (Bool_t bulk=kFALSE)
	Run an online check if files are currently accessible (staged) or offline (to be staged).

Bool_t	DeselectFile (const char *name, Int_t=-1, Int_t=-1)
	Deselects the file `<filename>` from the loaded collection All files can be deselected using "*" as `<filename>`

Bool_t	DownscaleSelection (UInt_t scaler=2)
	downscales the selection with scaler

Bool_t	ExportXML (const char exporturl, Bool_t selected, Bool_t online, const char name, const char *comment)
	Exports the contens of the TAlienCollection into an XML formatted file.

const char *	GetCollectionName () const

TDSet *	GetDataset (const char type, const char objname="", const char dir="/")
	Return a TDSet from a collection.

TEntryList *	GetEntryList (const char *name)
	Get a file's event list. Returns 0 in case of error.

const char *	GetExportUrl ()

TFileCollection *	GetFileCollection (const char name="", const char title="") const
	creates a TFileCollection objects and fills it with the information from this collection note that TFileCollection has a flat structure and no groups --> all files are filles on a flat level the TFileInfo of each file in the TFileCollection is filled with turl, size, md5, guid

TList *	GetFileGroupList () const

TGridResult *	GetGridResult (const char *filename="", Bool_t onlyonline=kTRUE, Bool_t publicaccess=kFALSE)
	Return a TGridResult.

const char *	GetInfoComment () const

const char *	GetLFN (const char *name="")
	Get a file's LFN. Returns 0 in case of error.

UInt_t	GetNofGroupfiles () const

UInt_t	GetNofGroups () const

const char *	GetOutputFileName (const char infile, Bool_t rename=kTRUE, const char suffix="root")
	Adds to a file given by infile the collection identification , f.e.

Long64_t	GetSize (const char *name="")
	Get a file's LFN. Returns 0 in case of error.

const char *	GetSURL (const char *name="")
	Get a file's storage URL (SURL). Returns 0 in case of error.

TList *	GetTagFilterList () const

const char *	GetTURL (const char *name="")
	Get a file's transport URL (TURL). Returns 0 in case of error.

Bool_t	InvertSelection ()
	Invert the selection.

virtual TClass *	IsA () const

Bool_t	IsOnline (const char *name="")
	Get a file's online tag. Returns false if not online or CheckIfOnline was never executed, true if online.

Bool_t	IsSelected (const char *name="")
	Get a file's online tag. Returns false if not online or CheckIfOnline was never executed, true if online.

Bool_t	LookupSUrls (Bool_t verbose=kTRUE)
	retrieves all the SURLS for the LFNS

TMap *	Next ()
	Return next event file map.

TFile *	OpenFile (const char *filename)
	Open the file specified by `<filename>` from the currently active file group in the collection via its TURL.

Bool_t	OverlapCollection (TGridCollection *comparator)
	return kTRUE if comparator overlaps with this all objects in this collection, which are not defined in the `<comparator>` collection are removed.

Bool_t	Prepare (Bool_t bulk=kFALSE)

void	Print (Option_t *opt) const
	Print event file collection.

Bool_t	Remove (TMap *map)
	Return next event file map.

void	Reset ()
	Reset file iterator.

Bool_t	SelectFile (const char *name, Int_t=-1, Int_t=-1)
	Selects all files with name `<filename>` in the collection All files can be selected using "*" as filename.

Bool_t	SetExportUrl (const char *exporturl=0)
	Set the 'default' export URL for an XML collection. A collection can be restored to the export URL using ExportXML("");.

void	SetTag (const char tag, const char value, TMap *tagmap)
	Set's a key value pair in a tagmap. If it is existing, the existing tag is overwritten. If not, it is created.

void	SetTagFilterList (TList *filterlist)

Bool_t	Stage (Bool_t bulk=kFALSE, Option_t *option="")
	Execute the 'stage' method for all files in this collection (trigger staging).

void	Status ()
	Prints statistics, selection and status about the loaded collection.

virtual void	Streamer (TBuffer &)
	Stream an object of class TObject.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TGridCollection
	TGridCollection ()

virtual	~TGridCollection ()

TClass *	IsA () const override

void	Streamer (TBuffer &) override
	Stream an object of class TObject.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TObject
	TObject ()
	TObject constructor.

	TObject (const TObject &object)
	TObject copy ctor.

virtual	~TObject ()
	TObject destructor.

void	AbstractMethod (const char *method) const
	Use this method to implement an "abstract" method that you don't want to leave purely abstract.

virtual void	AppendPad (Option_t *option="")
	Append graphics object to current pad.

virtual void	Browse (TBrowser *b)
	Browse object. May be overridden for another default action.

ULong_t	CheckedHash ()
	Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object.

virtual const char *	ClassName () const
	Returns name of class to which the object belongs.

virtual void	Clear (Option_t *="")

virtual TObject *	Clone (const char *newname="") const
	Make a clone of an object using the Streamer facility.

virtual Int_t	Compare (const TObject *obj) const
	Compare abstract method.

virtual void	Copy (TObject &object) const
	Copy this to obj.

virtual void	Delete (Option_t *option="")
	Delete this object.

virtual Int_t	DistancetoPrimitive (Int_t px, Int_t py)
	Computes distance from point (px,py) to the object.

virtual void	Draw (Option_t *option="")
	Default Draw method for all objects.

virtual void	DrawClass () const
	Draw class inheritance tree of the class to which this object belongs.

virtual TObject *	DrawClone (Option_t *option="") const
	Draw a clone of this object in the current selected pad with: `gROOT->SetSelectedPad(c1)`.

virtual void	Dump () const
	Dump contents of object on stdout.

virtual void	Error (const char method, const char msgfmt,...) const
	Issue error message.

virtual void	Execute (const char method, const char params, Int_t *error=nullptr)
	Execute method on this object with the given parameter string, e.g.

virtual void	Execute (TMethod method, TObjArray params, Int_t *error=nullptr)
	Execute method on this object with parameters stored in the TObjArray.

virtual void	ExecuteEvent (Int_t event, Int_t px, Int_t py)
	Execute action corresponding to an event at (px,py).

virtual void	Fatal (const char method, const char msgfmt,...) const
	Issue fatal error message.

virtual TObject *	FindObject (const char *name) const
	Must be redefined in derived classes.

virtual TObject *	FindObject (const TObject *obj) const
	Must be redefined in derived classes.

virtual Option_t *	GetDrawOption () const
	Get option used by the graphics system to draw this object.

virtual const char *	GetIconName () const
	Returns mime type name of object.

virtual const char *	GetName () const
	Returns name of object.

virtual char *	GetObjectInfo (Int_t px, Int_t py) const
	Returns string containing info about the object at position (px,py).

virtual Option_t *	GetOption () const

virtual const char *	GetTitle () const
	Returns title of object.

virtual UInt_t	GetUniqueID () const
	Return the unique object id.

virtual Bool_t	HandleTimer (TTimer *timer)
	Execute action in response of a timer timing out.

virtual ULong_t	Hash () const
	Return hash value for this object.

Bool_t	HasInconsistentHash () const
	Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e.

virtual void	Info (const char method, const char msgfmt,...) const
	Issue info message.

virtual Bool_t	InheritsFrom (const char *classname) const
	Returns kTRUE if object inherits from class "classname".

virtual Bool_t	InheritsFrom (const TClass *cl) const
	Returns kTRUE if object inherits from TClass cl.

virtual void	Inspect () const
	Dump contents of this object in a graphics canvas.

void	InvertBit (UInt_t f)

Bool_t	IsDestructed () const
	IsDestructed.

virtual Bool_t	IsEqual (const TObject *obj) const
	Default equal comparison (objects are equal if they have the same address in memory).

virtual Bool_t	IsFolder () const
	Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).

R__ALWAYS_INLINE Bool_t	IsOnHeap () const

virtual Bool_t	IsSortable () const

R__ALWAYS_INLINE Bool_t	IsZombie () const

virtual void	ls (Option_t *option="") const
	The ls function lists the contents of a class on stdout.

void	MayNotUse (const char *method) const
	Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary).

virtual Bool_t	Notify ()
	This method must be overridden to handle object notification.

void	Obsolete (const char method, const char asOfVers, const char *removedFromVers) const
	Use this method to declare a method obsolete.

void	operator delete (void *ptr)
	Operator delete.

void	operator delete[] (void *ptr)
	Operator delete [].

void *	operator new (size_t sz)

void *	operator new (size_t sz, void *vp)

void *	operator new[] (size_t sz)

void *	operator new[] (size_t sz, void *vp)

TObject &	operator= (const TObject &rhs)
	TObject assignment operator.

virtual void	Paint (Option_t *option="")
	This method must be overridden if a class wants to paint itself.

virtual void	Pop ()
	Pop on object drawn in a pad to the top of the display list.

virtual Int_t	Read (const char *name)
	Read contents of object with specified name from the current directory.

virtual void	RecursiveRemove (TObject *obj)
	Recursively remove this object from a list.

void	ResetBit (UInt_t f)

virtual void	SaveAs (const char filename="", Option_t option="") const
	Save this object in the file specified by filename.

virtual void	SavePrimitive (std::ostream &out, Option_t *option="")
	Save a primitive as a C++ statement(s) on output stream "out".

void	SetBit (UInt_t f)

void	SetBit (UInt_t f, Bool_t set)
	Set or unset the user status bits as specified in f.

virtual void	SetDrawOption (Option_t *option="")
	Set drawing option for object.

virtual void	SetUniqueID (UInt_t uid)
	Set the unique object id.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

virtual void	SysError (const char method, const char msgfmt,...) const
	Issue system error message.

R__ALWAYS_INLINE Bool_t	TestBit (UInt_t f) const

Int_t	TestBits (UInt_t f) const

virtual void	UseCurrentStyle ()
	Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.

virtual void	Warning (const char method, const char msgfmt,...) const
	Issue warning message.

virtual Int_t	Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0)
	Write this object to the current directory.

virtual Int_t	Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const
	Write this object to the current directory.

Static Public Member Functions
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

static TGridCollection *	Open (const char *collectionurl, UInt_t maxentries=1000000)
	Static method used to create an Alien event collection, by reading an XML collection from the specified url.

static TAlienCollection *	OpenAlienCollection (TGridResult queryresult, Option_t option="")
	Static method used to create an Alien event collection, by creating collection from a TGridResult GetCollection result (TAlien::GetCollection)

static TGridCollection *	OpenQuery (TGridResult *queryresult, Bool_t nogrouping=kFALSE)
	Static method used to create an Alien event collection, by creating collection from a TGridResult Query result (TAlien::Query) nogrouping means that files in the same directory are treated as not belonging to a file group.

Static Public Member Functions inherited from TGridCollection
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TObject
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

static Longptr_t	GetDtorOnly ()
	Return destructor only flag.

static Bool_t	GetObjectStat ()
	Get status of object stat flag.

static void	SetDtorOnly (void *obj)
	Set destructor only flag.

static void	SetObjectStat (Bool_t stat)
	Turn on/off tracking of objects in the TObjectTable.

Private Member Functions
Bool_t	ExportXML (TFile file, Bool_t selected, Bool_t online, const char name, const char *comment)
	Internal Export function to write a collection as an XML file. See above.

virtual void	ParseXML (UInt_t maxentries)
	Parse event file collection XML file.

Private Attributes
TString	fCollectionName

TMap *	fCurrent
	event file list iterator

TString	fExportUrl
	pointer to the file stager object

TList *	fFileGroupList

TIter *	fFileGroupListIter

TFileStager *	fFileStager

Bool_t	fHasOnline

Bool_t	fHasSelection

Bool_t	fHasSUrls

TString	fInfoComment

TString	fLastOutFileName

UInt_t	fNofGroupfiles

UInt_t	fNofGroups
	current event file map

TList *	fTagFilterList

TString	fXmlFile

Additional Inherited Members
Public Types inherited from TObject
enum	{ kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 , kBitMask = 0x00ffffff }

enum	{ kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) }

enum	EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) }

enum	EStatusBits { kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) , kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 )) }

Protected Types inherited from TObject
enum	{ kOnlyPrepStep = (1ULL << ( 3 )) }

Protected Member Functions inherited from TObject
virtual void	DoError (int level, const char location, const char fmt, va_list va) const
	Interface to ErrorHandler (protected).

void	MakeZombie ()

#include <TAlienCollection.h>

Inheritance diagram for TAlienCollection:

[legend]

Constructor & Destructor Documentation

◆ TAlienCollection() [1/3]

TAlienCollection::TAlienCollection ( )

inline

Definition at line 60 of file TAlienCollection.h.

◆ TAlienCollection() [2/3]

TAlienCollection::TAlienCollection	(	TList *	eventlist,
		UInt_t	ngroups = `0`,
		UInt_t	ngroupfiles = `0`
	)

Create Alien event collection using an event list.

Definition at line 73 of file TAlienCollection.cxx.

◆ TAlienCollection() [3/3]

TAlienCollection::TAlienCollection	(	const char *	localcollectionfile,
		UInt_t	maxentries
	)

Create Alien event collection by reading collection from the specified XML file.

You can restrict the number of importet entries using the maxentries value.

Definition at line 47 of file TAlienCollection.cxx.

◆ ~TAlienCollection()

TAlienCollection::~TAlienCollection ( )

virtual

Clean up event file collection.

Definition at line 95 of file TAlienCollection.cxx.

Member Function Documentation

◆ Add()

void TAlienCollection::Add ( TGridCollection * addcollection )

virtual

adds <addcollection> to this collection - equal elements are skipped

Reimplemented from TGridCollection.

Definition at line 935 of file TAlienCollection.cxx.

◆ AddFast()

void TAlienCollection::AddFast ( TGridCollection * addcollection )

adds <addcollection> to this collection - NO check for identical elements

Definition at line 969 of file TAlienCollection.cxx.

◆ CheckIfOnline()

Bool_t TAlienCollection::CheckIfOnline ( Bool_t bulk = kFALSE )

virtual

Run an online check if files are currently accessible (staged) or offline (to be staged).

The <bulk> check is currently not working.

Reimplemented from TGridCollection.

Definition at line 1115 of file TAlienCollection.cxx.

◆ Class()

static TClass * TAlienCollection::Class ( )

static

Returns: TClass describing this class

◆ Class_Name()

static const char * TAlienCollection::Class_Name ( )

static

Returns: Name of this class

◆ Class_Version()

static constexpr Version_t TAlienCollection::Class_Version ( )

inlinestaticconstexpr

Returns: Version of this class

Definition at line 140 of file TAlienCollection.h.

◆ DeclFileName()

static const char * TAlienCollection::DeclFileName ( )

inlinestatic

Returns: Name of the file containing the class declaration

Definition at line 140 of file TAlienCollection.h.

◆ DeselectFile()

Bool_t TAlienCollection::DeselectFile	(	const char *	name,
		Int_t	nstart = `-1`,
		Int_t	nstop = `-1`
	)

virtual

Deselects the file <filename> from the loaded collection All files can be deselected using "*" as <filename>

Reimplemented from TGridCollection.

Definition at line 601 of file TAlienCollection.cxx.

◆ DownscaleSelection()

Bool_t TAlienCollection::DownscaleSelection ( UInt_t scaler = 2 )

virtual

downscales the selection with scaler

Reimplemented from TGridCollection.

Definition at line 660 of file TAlienCollection.cxx.

◆ ExportXML() [1/2]

Bool_t TAlienCollection::ExportXML	(	const char *	exporturl,
		Bool_t	selected,
		Bool_t	online,
		const char *	name,
		const char *	comment
	)

virtual

Exports the contens of the TAlienCollection into an XML formatted file.

By default exports only selected files. By default exports only accessible (online) files. You can change this behaviour by specifying online=kFALSE or selected=kFALSE. <name> specifies a name you want to assign to this collection. <comment> can be a user comment to this collection. If <exporturl>="" the collection is exported to the URL which was stored inside the collection or was specified by the ExportUrl(const char* url) method.

Reimplemented from TGridCollection.

Definition at line 1282 of file TAlienCollection.cxx.

◆ ExportXML() [2/2]

Bool_t TAlienCollection::ExportXML	(	TFile *	file,
		Bool_t	selected,
		Bool_t	online,
		const char *	name,
		const char *	comment
	)

private

Internal Export function to write a collection as an XML file. See above.

Definition at line 1317 of file TAlienCollection.cxx.

◆ GetCollectionName()

const char * TAlienCollection::GetCollectionName ( ) const

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 128 of file TAlienCollection.h.

◆ GetDataset()

TDSet * TAlienCollection::GetDataset	(	const char *	type,
		const char *	objname = `"*"`,
		const char *	dir = `"/"`
	)

virtual

Return a TDSet from a collection.

Filter, Selections and online tags are not taken into account.

Reimplemented from TGridCollection.

Definition at line 849 of file TAlienCollection.cxx.

◆ GetEntryList()

TEntryList * TAlienCollection::GetEntryList ( const char * name )

virtual

Get a file's event list. Returns 0 in case of error.

Reimplemented from TGridCollection.

Definition at line 779 of file TAlienCollection.cxx.

◆ GetExportUrl()

const char * TAlienCollection::GetExportUrl ( )

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 90 of file TAlienCollection.h.

◆ GetFileCollection()

TFileCollection * TAlienCollection::GetFileCollection	(	const char *	name = `""`,
		const char *	title = `""`
	)		const

virtual

creates a TFileCollection objects and fills it with the information from this collection note that TFileCollection has a flat structure and no groups --> all files are filles on a flat level the TFileInfo of each file in the TFileCollection is filled with turl, size, md5, guid

the object has to be deleted by the user

Reimplemented from TGridCollection.

Definition at line 1597 of file TAlienCollection.cxx.

◆ GetFileGroupList()

TList * TAlienCollection::GetFileGroupList ( ) const

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 101 of file TAlienCollection.h.

◆ GetGridResult()

TGridResult * TAlienCollection::GetGridResult	(	const char *	filename = `""`,
		Bool_t	onlyonline = `kTRUE`,
		Bool_t	publicaccess = `kFALSE`
	)

virtual

Return a TGridResult.

If files have been selected in this collection, only the selected files are returned. If <onlyonline> is set to kTRUE, only files which are 'online' (staged) are included. If no online check was done, TGridResult will be empty. <publicaccess> adds the publicaccess option to the TGridResult entries

Reimplemented from TGridCollection.

Definition at line 873 of file TAlienCollection.cxx.

◆ GetInfoComment()

const char * TAlienCollection::GetInfoComment ( ) const

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 129 of file TAlienCollection.h.

◆ GetLFN()

const char * TAlienCollection::GetLFN ( const char * name = "" )

virtual

Get a file's LFN. Returns 0 in case of error.

Reimplemented from TGridCollection.

Definition at line 796 of file TAlienCollection.cxx.

◆ GetNofGroupfiles()

UInt_t TAlienCollection::GetNofGroupfiles ( ) const

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 105 of file TAlienCollection.h.

◆ GetNofGroups()

UInt_t TAlienCollection::GetNofGroups ( ) const

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 103 of file TAlienCollection.h.

◆ GetOutputFileName()

const char * TAlienCollection::GetOutputFileName	(	const char *	infile,
		Bool_t	rename = `kTRUE`,
		const char *	suffix = `"root"`
	)

Adds to a file given by infile the collection identification , f.e.

for collection files sitting in directories like 100/1/AliESD.root ... 110/1/AliESD.root "./histo.root" will be converted to "./histo.100_1-110_1.230.root The name syntax is <oldname>.<first run>_<first event>-<last run>.<last event>.<nevents>.root By default the found files are renamed on the local disk example: - you specify f.e. as arguments GetOutputFileName("*.root",kTRUE); —>> this renames all ROOT files corresponding to the collection contents

Definition at line 1520 of file TAlienCollection.cxx.

◆ GetSize()

Long64_t TAlienCollection::GetSize ( const char * name = "" )

virtual

Get a file's LFN. Returns 0 in case of error.

Reimplemented from TGridCollection.

Definition at line 813 of file TAlienCollection.cxx.

◆ GetSURL()

const char * TAlienCollection::GetSURL ( const char * name = "" )

virtual

Get a file's storage URL (SURL). Returns 0 in case of error.

Reimplemented from TGridCollection.

Definition at line 716 of file TAlienCollection.cxx.

◆ GetTagFilterList()

TList * TAlienCollection::GetTagFilterList ( ) const

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 122 of file TAlienCollection.h.

◆ GetTURL()

const char * TAlienCollection::GetTURL ( const char * name = "" )

virtual

Get a file's transport URL (TURL). Returns 0 in case of error.

Reimplemented from TGridCollection.

Definition at line 699 of file TAlienCollection.cxx.

◆ InvertSelection()

Bool_t TAlienCollection::InvertSelection ( )

virtual

Invert the selection.

Reimplemented from TGridCollection.

Definition at line 633 of file TAlienCollection.cxx.

◆ IsA()

virtual TClass * TAlienCollection::IsA ( ) const

inlinevirtual

Returns: TClass describing current object

Reimplemented from TObject.

Definition at line 140 of file TAlienCollection.h.

◆ IsOnline()

Bool_t TAlienCollection::IsOnline ( const char * name = "" )

virtual

Get a file's online tag. Returns false if not online or CheckIfOnline was never executed, true if online.

Reimplemented from TGridCollection.

Definition at line 733 of file TAlienCollection.cxx.

◆ IsSelected()

Bool_t TAlienCollection::IsSelected ( const char * name = "" )

virtual

Get a file's online tag. Returns false if not online or CheckIfOnline was never executed, true if online.

Reimplemented from TGridCollection.

Definition at line 756 of file TAlienCollection.cxx.

◆ LookupSUrls()

Bool_t TAlienCollection::LookupSUrls ( Bool_t verbose = kTRUE )

virtual

retrieves all the SURLS for the LFNS

Reimplemented from TGridCollection.

Definition at line 985 of file TAlienCollection.cxx.

◆ Next()

TMap * TAlienCollection::Next ( )

virtual

Return next event file map.

Reimplemented from TGridCollection.

Definition at line 447 of file TAlienCollection.cxx.

◆ Open()

TGridCollection * TAlienCollection::Open	(	const char *	collectionurl,
		UInt_t	maxentries = `1000000`
	)

static

Static method used to create an Alien event collection, by reading an XML collection from the specified url.

All ROOT URLs are supported. You can restrict the number of importet entries using the maxentries value

Definition at line 112 of file TAlienCollection.cxx.

◆ OpenAlienCollection()

TAlienCollection * TAlienCollection::OpenAlienCollection	(	TGridResult *	queryresult,
		Option_t *	option = `""`
	)

static

Static method used to create an Alien event collection, by creating collection from a TGridResult GetCollection result (TAlien::GetCollection)

Definition at line 158 of file TAlienCollection.cxx.

◆ OpenFile()

TFile * TAlienCollection::OpenFile ( const char * filename )

virtual

Open the file specified by <filename> from the currently active file group in the collection via its TURL.

Reimplemented from TGridCollection.

Definition at line 145 of file TAlienCollection.cxx.

◆ OpenQuery()

TGridCollection * TAlienCollection::OpenQuery	(	TGridResult *	queryresult,
		Bool_t	nogrouping = `kFALSE`
	)

static

Static method used to create an Alien event collection, by creating collection from a TGridResult Query result (TAlien::Query) nogrouping means that files in the same directory are treated as not belonging to a file group.

Definition at line 195 of file TAlienCollection.cxx.

◆ OverlapCollection()

Bool_t TAlienCollection::OverlapCollection ( TGridCollection * comparator )

virtual

return kTRUE if comparator overlaps with this all objects in this collection, which are not defined in the <comparator> collection are removed.

Reimplemented from TGridCollection.

Definition at line 901 of file TAlienCollection.cxx.

◆ ParseXML()

void TAlienCollection::ParseXML ( UInt_t maxentries )

privatevirtual

Parse event file collection XML file.

<maxentries> stops the parsing after <maxentries>.

Definition at line 288 of file TAlienCollection.cxx.

◆ Prepare()

Bool_t TAlienCollection::Prepare ( Bool_t bulk = kFALSE )

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 111 of file TAlienCollection.h.

◆ Print()

void TAlienCollection::Print ( Option_t * opt ) const

virtual

Print event file collection.

Reimplemented from TGridCollection.

Definition at line 832 of file TAlienCollection.cxx.

◆ Remove()

Bool_t TAlienCollection::Remove ( TMap * map )

virtual

Return next event file map.

Reimplemented from TGridCollection.

Definition at line 687 of file TAlienCollection.cxx.

◆ Reset()

void TAlienCollection::Reset ( )

virtual

Reset file iterator.

Reimplemented from TGridCollection.

Definition at line 278 of file TAlienCollection.cxx.

◆ SelectFile()

Bool_t TAlienCollection::SelectFile	(	const char *	name,
		Int_t	nstart = `-1`,
		Int_t	nstop = `-1`
	)

virtual

Selects all files with name <filename> in the collection All files can be selected using "*" as filename.

Reimplemented from TGridCollection.

Definition at line 568 of file TAlienCollection.cxx.

◆ SetExportUrl()

Bool_t TAlienCollection::SetExportUrl ( const char * exporturl = 0 )

virtual

Set the 'default' export URL for an XML collection. A collection can be restored to the export URL using ExportXML("");.

Reimplemented from TGridCollection.

Definition at line 1493 of file TAlienCollection.cxx.

◆ SetTag()

void TAlienCollection::SetTag	(	const char *	tag,
		const char *	value,
		TMap *	tagmap
	)

virtual

Set's a key value pair in a tagmap. If it is existing, the existing tag is overwritten. If not, it is created.

Reimplemented from TGridCollection.

Definition at line 549 of file TAlienCollection.cxx.

◆ SetTagFilterList()

void TAlienCollection::SetTagFilterList ( TList * filterlist )

inlinevirtual

Reimplemented from TGridCollection.

Definition at line 124 of file TAlienCollection.h.

◆ Stage()

Bool_t TAlienCollection::Stage	(	Bool_t	bulk = `kFALSE`,
		Option_t *	option = `""`
	)

virtual

Execute the 'stage' method for all files in this collection (trigger staging).

The <bulk> stage method is currently not working.

Reimplemented from TGridCollection.

Definition at line 1041 of file TAlienCollection.cxx.

◆ Status()

void TAlienCollection::Status ( )

virtual

Prints statistics, selection and status about the loaded collection.

Reimplemented from TGridCollection.

Definition at line 456 of file TAlienCollection.cxx.

◆ Streamer()

virtual void TAlienCollection::Streamer ( TBuffer & R__b )

virtual

Stream an object of class TObject.

Reimplemented from TObject.

◆ StreamerNVirtual()

void TAlienCollection::StreamerNVirtual ( TBuffer & ClassDef_StreamerNVirtual_b )

inline

Definition at line 140 of file TAlienCollection.h.

Member Data Documentation

◆ fCollectionName

TString TAlienCollection::fCollectionName

private

Definition at line 52 of file TAlienCollection.h.

◆ fCurrent

TMap* TAlienCollection::fCurrent

private

event file list iterator

Definition at line 41 of file TAlienCollection.h.

◆ fExportUrl

TString TAlienCollection::fExportUrl

private

pointer to the file stager object

Definition at line 50 of file TAlienCollection.h.

◆ fFileGroupList

TList* TAlienCollection::fFileGroupList

private

Definition at line 39 of file TAlienCollection.h.

◆ fFileGroupListIter

TIter* TAlienCollection::fFileGroupListIter

private

Definition at line 40 of file TAlienCollection.h.

◆ fFileStager

TFileStager* TAlienCollection::fFileStager

private

Definition at line 49 of file TAlienCollection.h.

◆ fHasOnline

Bool_t TAlienCollection::fHasOnline

private

Definition at line 47 of file TAlienCollection.h.

◆ fHasSelection

Bool_t TAlienCollection::fHasSelection

private

Definition at line 45 of file TAlienCollection.h.

◆ fHasSUrls

Bool_t TAlienCollection::fHasSUrls

private

Definition at line 44 of file TAlienCollection.h.

◆ fInfoComment

TString TAlienCollection::fInfoComment

private

Definition at line 51 of file TAlienCollection.h.

◆ fLastOutFileName

TString TAlienCollection::fLastOutFileName

private

Definition at line 48 of file TAlienCollection.h.

◆ fNofGroupfiles

UInt_t TAlienCollection::fNofGroupfiles

private

Definition at line 43 of file TAlienCollection.h.

◆ fNofGroups

UInt_t TAlienCollection::fNofGroups

private

current event file map

Definition at line 42 of file TAlienCollection.h.

◆ fTagFilterList

TList* TAlienCollection::fTagFilterList

private

Definition at line 53 of file TAlienCollection.h.

◆ fXmlFile

TString TAlienCollection::fXmlFile

private

Definition at line 38 of file TAlienCollection.h.

net/alien/inc/TAlienCollection.h

net/alien/src/TAlienCollection.cxx

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TAlienCollection() [1/3]

◆ TAlienCollection() [2/3]

◆ TAlienCollection() [3/3]

◆ ~TAlienCollection()

Member Function Documentation

◆ Add()

◆ AddFast()

◆ CheckIfOnline()

◆ Class()

◆ Class_Name()

◆ Class_Version()

◆ DeclFileName()

◆ DeselectFile()

◆ DownscaleSelection()

◆ ExportXML() [1/2]

◆ ExportXML() [2/2]

◆ GetCollectionName()

◆ GetDataset()

◆ GetEntryList()

◆ GetExportUrl()

◆ GetFileCollection()

◆ GetFileGroupList()

◆ GetGridResult()

◆ GetInfoComment()

◆ GetLFN()

◆ GetNofGroupfiles()

◆ GetNofGroups()

◆ GetOutputFileName()

◆ GetSize()

◆ GetSURL()

◆ GetTagFilterList()

◆ GetTURL()

◆ InvertSelection()

◆ IsA()

◆ IsOnline()

◆ IsSelected()

◆ LookupSUrls()

◆ Next()

◆ Open()

◆ OpenAlienCollection()

◆ OpenFile()

◆ OpenQuery()

◆ OverlapCollection()

◆ ParseXML()

◆ Prepare()

◆ Print()

◆ Remove()

◆ Reset()

◆ SelectFile()

◆ SetExportUrl()

◆ SetTag()

◆ SetTagFilterList()

◆ Stage()

◆ Status()

◆ Streamer()

◆ StreamerNVirtual()

Member Data Documentation

◆ fCollectionName

◆ fCurrent

◆ fExportUrl

◆ fFileGroupList

◆ fFileGroupListIter

◆ fFileStager

◆ fHasOnline

◆ fHasSelection

◆ fHasSUrls

◆ fInfoComment

◆ fLastOutFileName

◆ fNofGroupfiles

◆ fNofGroups

◆ fTagFilterList

◆ fXmlFile