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Reference Guide
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TDSetElement Class Reference

Manages an element of a TDSet.

See TDSet.

Definition at line 66 of file TDSet.h.

Public Types

enum  EStatusBits {
  kHasBeenLookedUp = BIT(15), kWriteV3 = BIT(16), kEmpty = BIT(17), kCorrupted = BIT(18),
  kNewRun = BIT(19), kNewPacket = BIT(20)
}
 
typedef std::list< std::pair< TDSetElement *, TString > > FriendsList_t
 
- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kInconsistent = 0x08000000,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5),
  kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 

Public Member Functions

 TDSetElement ()
 Default constructor. More...
 
 TDSetElement (const char *file, const char *objname=0, const char *dir=0, Long64_t first=0, Long64_t num=-1, const char *msd=0, const char *dataset=0)
 Create a TDSet element. More...
 
 TDSetElement (const TDSetElement &elem)
 copy constructor More...
 
virtual ~TDSetElement ()
 Clean up the element. More...
 
void AddAssocObj (TObject *assocobj)
 Add an associated object to the list. More...
 
virtual void AddFriend (TDSetElement *friendElement, const char *alias)
 Add friend TDSetElement to this set. The friend element will be copied to this object. More...
 
Int_t Compare (const TObject *obj) const
 Compare elements by filename (and the fFirst). More...
 
virtual void DeleteFriends ()
 Deletes the list of friends and all the friends on the list. More...
 
TObjectGetAssocObj (Long64_t i, Bool_t isentry=kFALSE)
 Get i-th associated object. More...
 
const char * GetDataSet () const
 
const char * GetDirectory () const
 Return directory where to look for object. More...
 
Long64_t GetEntries (Bool_t istree=kTRUE, Bool_t openfile=kTRUE)
 Returns number of entries in tree or objects in file. More...
 
TObjectGetEntryList () const
 
TFileInfoGetFileInfo (const char *type="TTree")
 Return the content of this element in the form of a TFileInfo. More...
 
const char * GetFileName () const
 
Long64_t GetFirst () const
 
TListGetListOfAssocObjs () const
 
virtual TListGetListOfFriends () const
 
Float_t GetMaxProcTime () const
 
const char * GetMsd () const
 
Long64_t GetNum () const
 
const char * GetObjName () const
 
Long64_t GetTDSetOffset () const
 
Bool_t GetValid () const
 
void Invalidate ()
 
Bool_t IsSortable () const
 
Int_t Lookup (Bool_t force=kFALSE)
 Resolve end-point URL for this element Return 0 on success and -1 otherwise. More...
 
Int_t MergeElement (TDSetElement *elem)
 Check if 'elem' is overlapping or subsequent and, if the case, return a merged element. More...
 
void Print (Option_t *options="") const
 Print a TDSetElement. When option="a" print full data. More...
 
void SetDataSet (const char *dataset)
 
void SetEntries (Long64_t ent)
 
void SetEntryList (TObject *aList, Long64_t first=-1, Long64_t num=-1)
 Set entry (or event) list for this element. More...
 
void SetFirst (Long64_t first)
 
void SetLookedUp ()
 
void SetMaxProcTime (Float_t mpt)
 
void SetNum (Long64_t num)
 
void SetTDSetOffset (Long64_t offset)
 
void SetValid ()
 
void Validate (Bool_t isTree)
 Validate by opening the file. More...
 
void Validate (TDSetElement *elem)
 Validate by checking against another element. More...
 
- Public Member Functions inherited from TNamed
 TNamed ()
 
 TNamed (const char *name, const char *title)
 
 TNamed (const TString &name, const TString &title)
 
 TNamed (const TNamed &named)
 TNamed copy ctor. More...
 
virtual ~TNamed ()
 TNamed destructor. More...
 
virtual void Clear (Option_t *option="")
 Set name and title to empty strings (""). More...
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual void Copy (TObject &named) const
 Copy this to obj. More...
 
virtual void FillBuffer (char *&buffer)
 Encode TNamed into output buffer. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
virtual void ls (Option_t *option="") const
 List TNamed name and title. More...
 
TNamedoperator= (const TNamed &rhs)
 TNamed assignment operator. More...
 
virtual void SetName (const char *name)
 Set the name of the TNamed. More...
 
virtual void SetNameTitle (const char *name, const char *title)
 Set all the TNamed parameters (name and title). More...
 
virtual void SetTitle (const char *title="")
 Set the title of the TNamed. More...
 
virtual Int_t Sizeof () const
 Return size of the TNamed part of the TObject. More...
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
ULong_t CheckedHash ()
 Checked and record whether for this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object. More...
 
virtual void Draw (Option_t *option="")
 Default Draw method for all objects. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py). More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
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. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
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). More...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
void ResetBit (UInt_t f)
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
void SetBit (UInt_t f)
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
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. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 

Private Member Functions

Bool_t HasBeenLookedUp () const
 
TDSetElementoperator= (const TDSetElement &)
 

Private Attributes

TListfAssocObjList
 
TString fDataSet
 
TString fDirectory
 
Long64_t fEntries
 
TObjectfEntryList
 
Long64_t fFirst
 
TListfFriends
 
Float_t fMaxProcTime
 
TString fMsd
 
Long64_t fNum
 
Long64_t fTDSetOffset
 
Bool_t fValid
 

Additional Inherited Members

- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 
- 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). More...
 
void MakeZombie ()
 
- Protected Attributes inherited from TNamed
TString fName
 
TString fTitle
 

#include <TDSet.h>

Inheritance diagram for TDSetElement:
[legend]

Member Typedef Documentation

◆ FriendsList_t

typedef std::list<std::pair<TDSetElement*, TString> > TDSetElement::FriendsList_t

Definition at line 68 of file TDSet.h.

Member Enumeration Documentation

◆ EStatusBits

Enumerator
kHasBeenLookedUp 
kWriteV3 
kEmpty 
kCorrupted 
kNewRun 
kNewPacket 

Definition at line 70 of file TDSet.h.

Constructor & Destructor Documentation

◆ TDSetElement() [1/3]

TDSetElement::TDSetElement ( )

Default constructor.

Definition at line 63 of file TDSet.cxx.

◆ TDSetElement() [2/3]

TDSetElement::TDSetElement ( const char *  file,
const char *  objname = 0,
const char *  dir = 0,
Long64_t  first = 0,
Long64_t  num = -1,
const char *  msd = 0,
const char *  dataset = 0 
)

Create a TDSet element.

Definition at line 80 of file TDSet.cxx.

◆ TDSetElement() [3/3]

TDSetElement::TDSetElement ( const TDSetElement elem)

copy constructor

Definition at line 120 of file TDSet.cxx.

◆ ~TDSetElement()

TDSetElement::~TDSetElement ( )
virtual

Clean up the element.

Definition at line 146 of file TDSet.cxx.

Member Function Documentation

◆ AddAssocObj()

void TDSetElement::AddAssocObj ( TObject assocobj)

Add an associated object to the list.

Definition at line 615 of file TDSet.cxx.

◆ AddFriend()

void TDSetElement::AddFriend ( TDSetElement friendElement,
const char *  alias 
)
virtual

Add friend TDSetElement to this set. The friend element will be copied to this object.

Definition at line 357 of file TDSet.cxx.

◆ Compare()

Int_t TDSetElement::Compare ( const TObject obj) const
virtual

Compare elements by filename (and the fFirst).

Reimplemented from TNamed.

Definition at line 332 of file TDSet.cxx.

◆ DeleteFriends()

void TDSetElement::DeleteFriends ( )
virtual

Deletes the list of friends and all the friends on the list.

Definition at line 381 of file TDSet.cxx.

◆ GetAssocObj()

TObject * TDSetElement::GetAssocObj ( Long64_t  i,
Bool_t  isentry = kFALSE 
)

Get i-th associated object.

If 'isentry' fFirst is subtracted, so that i == fFirst returns the first object in the list. If there are not enough elements in the list, the element ilist_size is returned (if the list has only one element this only one element is always returned. This method is used when packet processing consist in processing the objects in the associated object list.

Definition at line 633 of file TDSet.cxx.

◆ GetDataSet()

const char* TDSetElement::GetDataSet ( ) const
inline

Definition at line 122 of file TDSet.h.

◆ GetDirectory()

const char * TDSetElement::GetDirectory ( ) const

Return directory where to look for object.

Definition at line 234 of file TDSet.cxx.

◆ GetEntries()

Long64_t TDSetElement::GetEntries ( Bool_t  isTree = kTRUE,
Bool_t  openfile = kTRUE 
)

Returns number of entries in tree or objects in file.

If not yet defined and 'openfile' is TRUE, get the number from the file (may considerably slow down the application). Returns -1 in case of error.

Definition at line 410 of file TDSet.cxx.

◆ GetEntryList()

TObject* TDSetElement::GetEntryList ( ) const
inline

Definition at line 131 of file TDSet.h.

◆ GetFileInfo()

TFileInfo * TDSetElement::GetFileInfo ( const char *  type = "TTree")

Return the content of this element in the form of a TFileInfo.

Definition at line 212 of file TDSet.cxx.

◆ GetFileName()

const char* TDSetElement::GetFileName ( ) const
inline

Definition at line 111 of file TDSet.h.

◆ GetFirst()

Long64_t TDSetElement::GetFirst ( ) const
inline

Definition at line 112 of file TDSet.h.

◆ GetListOfAssocObjs()

TList* TDSetElement::GetListOfAssocObjs ( ) const
inline

Definition at line 125 of file TDSet.h.

◆ GetListOfFriends()

virtual TList* TDSetElement::GetListOfFriends ( ) const
inlinevirtual

Definition at line 108 of file TDSet.h.

◆ GetMaxProcTime()

Float_t TDSetElement::GetMaxProcTime ( ) const
inline

Definition at line 142 of file TDSet.h.

◆ GetMsd()

const char* TDSetElement::GetMsd ( ) const
inline

Definition at line 117 of file TDSet.h.

◆ GetNum()

Long64_t TDSetElement::GetNum ( ) const
inline

Definition at line 114 of file TDSet.h.

◆ GetObjName()

const char* TDSetElement::GetObjName ( ) const
inline

Definition at line 120 of file TDSet.h.

◆ GetTDSetOffset()

Long64_t TDSetElement::GetTDSetOffset ( ) const
inline

Definition at line 128 of file TDSet.h.

◆ GetValid()

Bool_t TDSetElement::GetValid ( ) const
inline

Definition at line 119 of file TDSet.h.

◆ HasBeenLookedUp()

Bool_t TDSetElement::HasBeenLookedUp ( ) const
inlineprivate

Definition at line 96 of file TDSet.h.

◆ Invalidate()

void TDSetElement::Invalidate ( )
inline

Definition at line 134 of file TDSet.h.

◆ IsSortable()

Bool_t TDSetElement::IsSortable ( ) const
inlinevirtual

Reimplemented from TNamed.

Definition at line 137 of file TDSet.h.

◆ Lookup()

Int_t TDSetElement::Lookup ( Bool_t  force = kFALSE)

Resolve end-point URL for this element Return 0 on success and -1 otherwise.

Definition at line 515 of file TDSet.cxx.

◆ MergeElement()

Int_t TDSetElement::MergeElement ( TDSetElement elem)

Check if 'elem' is overlapping or subsequent and, if the case, return a merged element.

Returns: 1 if the elements are overlapping 0 if the elements are subsequent -1 if the elements are neither overlapping nor subsequent

Definition at line 163 of file TDSet.cxx.

◆ operator=()

TDSetElement& TDSetElement::operator= ( const TDSetElement )
private

◆ Print()

void TDSetElement::Print ( Option_t options = "") const
virtual

Print a TDSetElement. When option="a" print full data.

Reimplemented from TNamed.

Definition at line 242 of file TDSet.cxx.

◆ SetDataSet()

void TDSetElement::SetDataSet ( const char *  dataset)
inline

Definition at line 123 of file TDSet.h.

◆ SetEntries()

void TDSetElement::SetEntries ( Long64_t  ent)
inline

Definition at line 116 of file TDSet.h.

◆ SetEntryList()

void TDSetElement::SetEntryList ( TObject aList,
Long64_t  first = -1,
Long64_t  num = -1 
)

Set entry (or event) list for this element.

Definition at line 580 of file TDSet.cxx.

◆ SetFirst()

void TDSetElement::SetFirst ( Long64_t  first)
inline

Definition at line 113 of file TDSet.h.

◆ SetLookedUp()

void TDSetElement::SetLookedUp ( )
inline

Definition at line 139 of file TDSet.h.

◆ SetMaxProcTime()

void TDSetElement::SetMaxProcTime ( Float_t  mpt)
inline

Definition at line 143 of file TDSet.h.

◆ SetNum()

void TDSetElement::SetNum ( Long64_t  num)
inline

Definition at line 118 of file TDSet.h.

◆ SetTDSetOffset()

void TDSetElement::SetTDSetOffset ( Long64_t  offset)
inline

Definition at line 129 of file TDSet.h.

◆ SetValid()

void TDSetElement::SetValid ( )
inline

Definition at line 135 of file TDSet.h.

◆ Validate() [1/2]

void TDSetElement::Validate ( Bool_t  isTree)

Validate by opening the file.

Definition at line 256 of file TDSet.cxx.

◆ Validate() [2/2]

void TDSetElement::Validate ( TDSetElement elem)

Validate by checking against another element.

Definition at line 282 of file TDSet.cxx.

Member Data Documentation

◆ fAssocObjList

TList* TDSetElement::fAssocObjList
private

Definition at line 92 of file TDSet.h.

◆ fDataSet

TString TDSetElement::fDataSet
private

Definition at line 91 of file TDSet.h.

◆ fDirectory

TString TDSetElement::fDirectory
private

Definition at line 80 of file TDSet.h.

◆ fEntries

Long64_t TDSetElement::fEntries
private

Definition at line 88 of file TDSet.h.

◆ fEntryList

TObject* TDSetElement::fEntryList
private

Definition at line 86 of file TDSet.h.

◆ fFirst

Long64_t TDSetElement::fFirst
private

Definition at line 81 of file TDSet.h.

◆ fFriends

TList* TDSetElement::fFriends
private

Definition at line 89 of file TDSet.h.

◆ fMaxProcTime

Float_t TDSetElement::fMaxProcTime
private

Definition at line 94 of file TDSet.h.

◆ fMsd

TString TDSetElement::fMsd
private

Definition at line 83 of file TDSet.h.

◆ fNum

Long64_t TDSetElement::fNum
private

Definition at line 82 of file TDSet.h.

◆ fTDSetOffset

Long64_t TDSetElement::fTDSetOffset
private

Definition at line 84 of file TDSet.h.

◆ fValid

Bool_t TDSetElement::fValid
private

Definition at line 87 of file TDSet.h.

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