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Reference Guide
TEventIterTree Class Reference

Definition at line 148 of file TEventIter.h.

Classes

class  TFileTree
 

Public Member Functions

 TEventIterTree ()
 Default ctor. More...
 
 TEventIterTree (TDSet *dset, TSelector *sel, Long64_t first, Long64_t num)
 Constructor. More...
 
 ~TEventIterTree ()
 Destructor. More...
 
Long64_t GetCacheSize ()
 Return the size in bytes of the cache, if any Return -1 if not used. More...
 
Int_t GetLearnEntries ()
 Return the number of entries in the learning phase. More...
 
Long64_t GetNextEvent ()
 Get next event. More...
 
Int_t GetNextPacket (Long64_t &first, Long64_t &num)
 Get loop range. More...
 
- Public Member Functions inherited from TEventIter
 TEventIter ()
 Default constructor. More...
 
 TEventIter (TDSet *dset, TSelector *sel, Long64_t first, Long64_t num)
 Constructor. More...
 
virtual ~TEventIter ()
 Destructor. More...
 
virtual Long64_t GetCacheSize ()=0
 
virtual Long64_t GetEntryNumber (Long64_t)
 
virtual Int_t GetLearnEntries ()=0
 
virtual Long64_t GetNextEvent ()=0
 
virtual Int_t GetNextPacket (Long64_t &first, Long64_t &num)=0
 
TListGetPackets ()
 
virtual void InvalidatePacket ()
 Invalidated the current packet (if any) by setting the TDSetElement::kCorrupted bit. More...
 
virtual void StopProcess (Bool_t abort)
 Set flag to stop the process. 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 ()
 Check and record whether 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 Clear (Option_t *="")
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare abstract method. More...
 
virtual void Copy (TObject &object) const
 Copy this to obj. 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 const char * GetName () const
 Returns 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 const char * GetTitle () const
 Returns title of object. More...
 
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...
 
virtual ULong_t Hash () const
 Return hash value for this object. 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
 
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. More...
 
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 void Print (Option_t *option="") const
 This method must be overridden when a class wants to print itself. 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)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
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...
 

Protected Member Functions

void PreProcessEvent (Long64_t ent)
 Actions to be done just before processing entry 'entry'. More...
 
- Protected Member Functions inherited from TEventIter
Int_t LoadDir ()
 Load directory. More...
 
virtual void PreProcessEvent (Long64_t)
 
- 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 ()
 

Private Member Functions

TTreeGetTrees (TDSetElement *elem)
 Create a Tree for the main TDSetElement and for all the friends. More...
 
TTreeLoad (TDSetElement *elem, Bool_t &localfile, const char *objname=0)
 Load a tree from s TDSetElement. More...
 

Private Attributes

Long64_t fCacheSize
 
Bool_t fDontCacheFiles
 
TListfFileTrees
 
TTreefTree
 
TTreeCachefTreeCache
 
Bool_t fTreeCacheIsLearning
 
TString fTreeName
 
Bool_t fUseParallelUnzip
 
Bool_t fUseTreeCache
 

Additional Inherited Members

- Public Types inherited from TEventIter
enum  EIterType { kData = 15 }
 
- 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)
}
 
- Static Public Member Functions inherited from TEventIter
static TEventIterCreate (TDSet *dset, TSelector *sel, Long64_t first, Long64_t num)
 Create and instance of the appropriate iterator. More...
 
- 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 Attributes inherited from TEventIter
Long64_t fCur
 
TDirectoryfDir
 
TDSetfDSet
 
TDSetElementfElem
 
Long64_t fElemCur
 
Long64_t fElemFirst
 
Long64_t fElemNum
 
TEntryListfEntryList
 current position in the eventList More...
 
Long64_t fEntryListPos
 entry list for processing More...
 
TEventListfEventList
 
Int_t fEventListPos
 eventList for processing More...
 
TFilefFile
 
TString fFilename
 
Long64_t fFirst
 
Long64_t fNum
 
Long64_t fOldBytesRead
 
TListfPackets
 current position in the entrylist More...
 
TString fPath
 
TSelectorfSel
 
Bool_t fStop
 

#include <TEventIter.h>

Inheritance diagram for TEventIterTree:
[legend]

Constructor & Destructor Documentation

◆ TEventIterTree() [1/2]

TEventIterTree::TEventIterTree ( )

Default ctor.

Definition at line 691 of file TEventIter.cxx.

◆ TEventIterTree() [2/2]

TEventIterTree::TEventIterTree ( TDSet dset,
TSelector sel,
Long64_t  first,
Long64_t  num 
)

Constructor.

Definition at line 707 of file TEventIter.cxx.

◆ ~TEventIterTree()

TEventIterTree::~TEventIterTree ( )

Destructor.

Definition at line 731 of file TEventIter.cxx.

Member Function Documentation

◆ GetCacheSize()

Long64_t TEventIterTree::GetCacheSize ( )
virtual

Return the size in bytes of the cache, if any Return -1 if not used.

Implements TEventIter.

Definition at line 743 of file TEventIter.cxx.

◆ GetLearnEntries()

Int_t TEventIterTree::GetLearnEntries ( )
virtual

Return the number of entries in the learning phase.

Implements TEventIter.

Definition at line 752 of file TEventIter.cxx.

◆ GetNextEvent()

Long64_t TEventIterTree::GetNextEvent ( )
virtual

Get next event.

Implements TEventIter.

Definition at line 1190 of file TEventIter.cxx.

◆ GetNextPacket()

Int_t TEventIterTree::GetNextPacket ( Long64_t first,
Long64_t num 
)
virtual

Get loop range.

Implements TEventIter.

Definition at line 1010 of file TEventIter.cxx.

◆ GetTrees()

TTree * TEventIterTree::GetTrees ( TDSetElement elem)
private

Create a Tree for the main TDSetElement and for all the friends.

Returns the main tree or 0 in case of an error.

Definition at line 761 of file TEventIter.cxx.

◆ Load()

TTree * TEventIterTree::Load ( TDSetElement elem,
Bool_t localfile,
const char *  objname = 0 
)
private

Load a tree from s TDSetElement.

Definition at line 862 of file TEventIter.cxx.

◆ PreProcessEvent()

void TEventIterTree::PreProcessEvent ( Long64_t  entry)
protectedvirtual

Actions to be done just before processing entry 'entry'.

Called by TProofPlayer.

Reimplemented from TEventIter.

Definition at line 1166 of file TEventIter.cxx.

Member Data Documentation

◆ fCacheSize

Long64_t TEventIterTree::fCacheSize
private

Definition at line 156 of file TEventIter.h.

◆ fDontCacheFiles

Bool_t TEventIterTree::fDontCacheFiles
private

Definition at line 158 of file TEventIter.h.

◆ fFileTrees

TList* TEventIterTree::fFileTrees
private

Definition at line 159 of file TEventIter.h.

◆ fTree

TTree* TEventIterTree::fTree
private

Definition at line 152 of file TEventIter.h.

◆ fTreeCache

TTreeCache* TEventIterTree::fTreeCache
private

Definition at line 153 of file TEventIter.h.

◆ fTreeCacheIsLearning

Bool_t TEventIterTree::fTreeCacheIsLearning
private

Definition at line 154 of file TEventIter.h.

◆ fTreeName

TString TEventIterTree::fTreeName
private

Definition at line 151 of file TEventIter.h.

◆ fUseParallelUnzip

Bool_t TEventIterTree::fUseParallelUnzip
private

Definition at line 157 of file TEventIter.h.

◆ fUseTreeCache

Bool_t TEventIterTree::fUseTreeCache
private

Definition at line 155 of file TEventIter.h.

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