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Reference Guide
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TFormLeafInfoCollection Class Reference

A small helper class to implement reading a data member on a generic collection object stored in a TTree.

Definition at line 267 of file TFormLeafInfo.h.

Public Member Functions

 TFormLeafInfoCollection (TClass *classptr, Long_t offset, TStreamerElement *element, Bool_t top=kFALSE)
 Cosntructor. More...
 
 TFormLeafInfoCollection (TClass *motherclassptr, Long_t offset=0, TClass *elementclassptr=0, Bool_t top=kFALSE)
 Constructor. More...
 
 TFormLeafInfoCollection ()
 Constructor. More...
 
 TFormLeafInfoCollection (const TFormLeafInfoCollection &orig)
 Constructor. More...
 
 ~TFormLeafInfoCollection ()
 Destructor. More...
 
virtual TFormLeafInfoDeepCopy () const
 Copy of the object and its content. More...
 
virtual Int_t GetCounterValue (TLeaf *leaf)
 Return the current size of the the TClonesArray. More...
 
virtual Int_t GetCounterValue (TLeaf *leaf, Int_t instance)
 Return the current size of the the TClonesArray. More...
 
virtual voidGetLocalValuePointer (TLeaf *leaf, Int_t instance=0)
 Return the pointer to the clonesArray. More...
 
virtual voidGetLocalValuePointer (char *thisobj, Int_t instance=0)
 Return the address of the local value. More...
 
virtual voidGetValuePointer (TLeaf *leaf, Int_t instance=0)
 Return the pointer to the clonesArray. More...
 
virtual voidGetValuePointer (char *thisobj, Int_t instance=0)
 Return the pointer to the clonesArray. More...
 
virtual Bool_t HasCounter () const
 Return true if the underlying data has a array size counter. More...
 
TFormLeafInfoCollectionoperator= (const TFormLeafInfoCollection &orig)
 Exception safe assignment operator. More...
 
virtual Int_t ReadCounterValue (char *where)
 Return the size of the underlying array for the current entry in the TTree. More...
 
void Swap (TFormLeafInfoCollection &other)
 Exception safe swap. More...
 
virtual Bool_t Update ()
 We reloading all cached information in case the underlying class information has changed (for example when changing from the 'emulated' class to the real class. More...
 
- Public Member Functions inherited from TFormLeafInfo
 TFormLeafInfo (TClass *classptr=0, Long_t offset=0, TStreamerElement *element=0)
 Constructor. More...
 
 TFormLeafInfo (const TFormLeafInfo &orig)
 Constructor. More...
 
virtual ~TFormLeafInfo ()
 Delete this object and all its content. More...
 
virtual void AddOffset (Int_t offset, TStreamerElement *element)
 Increase the offset of this element. More...
 
virtual Int_t GetArrayLength ()
 Return the current length of the array. More...
 
virtual TClassGetClass () const
 Get the class of the underlying data. More...
 
Int_t GetMultiplicity ()
 Reminder of the meaning of fMultiplicity: More...
 
Int_t GetNdata (TLeaf *leaf)
 
virtual Int_t GetNdata ()
 Get the number of element in the entry. More...
 
char * GetObjectAddress (TLeafElement *leaf, Int_t &instance)
 Returns the the location of the object pointed to. More...
 
virtual Int_t GetPrimaryIndex ()
 Method for multiple variable dimensions. More...
 
virtual Int_t GetSize (Int_t index)
 For the current entry, and the value 'index' for the main array, return the size of the secondary variable dimension of the 'array'. More...
 
virtual Int_t GetSumOfSizes ()
 Total all the elements that are available for the current entry for the secondary variable dimension. More...
 
template<typename T >
GetTypedValue (TLeaf *leaf, Int_t instance=0)
 
virtual Int_t GetVarDim ()
 Return the index of the dimension which varies for each elements of an enclosing array (typically a TClonesArray) More...
 
virtual Int_t GetVirtVarDim ()
 Return the virtual index (for this expression) of the dimension which varies for each elements of an enclosing array (typically a TClonesArray) More...
 
virtual Bool_t IsInteger () const
 Return true if the underlying data is an integral value. More...
 
virtual Bool_t IsReference () const
 
virtual Bool_t IsString () const
 Return true if the underlying data is a string. More...
 
virtual void LoadSizes (TBranch *branch)
 Load the current array sizes. More...
 
TFormLeafInfooperator= (const TFormLeafInfo &orig)
 Exception safe assignment operator. More...
 
template<typename T >
ReadTypedValue (char *where, Int_t instance=0)
 
virtual void SetBranch (TBranch *br)
 
virtual void SetPrimaryIndex (Int_t index)
 Set the primary index value. More...
 
virtual void SetSecondaryIndex (Int_t index)
 Set the primary index value. More...
 
virtual void SetSize (Int_t index, Int_t val)
 Set the current size of the arrays. More...
 
void Swap (TFormLeafInfo &other)
 
virtual void UpdateSizes (TArrayI *garr)
 Set the current sizes of the arrays. 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...
 
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 pad. 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...
 
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...
 
Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
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, 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...
 
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...
 

Public Attributes

 DECLARE_GETVAL
 
 DECLARE_READVAL
 
- Public Attributes inherited from TFormLeafInfo
 DECLARE_GETVAL
 
 DECLARE_READVAL
 
TClassfClass
 
TString fClassName
 
TFormLeafInfofCounter
 Descriptor of the data pointed to. More...
 
TStreamerElementfElement
 Offset of the data pointed inside the class fClass. More...
 
TString fElementName
 
TFormLeafInfofNext
 
Long_t fOffset
 This is the class of the data pointed to. More...
 

Private Attributes

TClassfCollClass
 
TString fCollClassName
 
TVirtualCollectionProxyfCollProxy
 
TStreamerElementfLocalElement
 
Bool_t fTop
 

Additional Inherited Members

- Public Types inherited from TObject
enum  { kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kBitMask = 0x00ffffff }
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kObjInCanvas = BIT(3), kIsReferenced = BIT(4),
  kHasUUID = BIT(5), kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
- 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 TFormLeafInfo
Int_t fMultiplicity
 

#include <TFormLeafInfo.h>

Inheritance diagram for TFormLeafInfoCollection:
[legend]

Constructor & Destructor Documentation

◆ TFormLeafInfoCollection() [1/4]

TFormLeafInfoCollection::TFormLeafInfoCollection ( TClass classptr,
Long_t  offset,
TStreamerElement element,
Bool_t  top = kFALSE 
)

Cosntructor.

Definition at line 1456 of file TFormLeafInfo.cxx.

◆ TFormLeafInfoCollection() [2/4]

TFormLeafInfoCollection::TFormLeafInfoCollection ( TClass motherclassptr,
Long_t  offset = 0,
TClass elementclassptr = 0,
Bool_t  top = kFALSE 
)

Constructor.

Definition at line 1483 of file TFormLeafInfo.cxx.

◆ TFormLeafInfoCollection() [3/4]

TFormLeafInfoCollection::TFormLeafInfoCollection ( )

Constructor.

Definition at line 1519 of file TFormLeafInfo.cxx.

◆ TFormLeafInfoCollection() [4/4]

TFormLeafInfoCollection::TFormLeafInfoCollection ( const TFormLeafInfoCollection orig)

Constructor.

Definition at line 1531 of file TFormLeafInfo.cxx.

◆ ~TFormLeafInfoCollection()

TFormLeafInfoCollection::~TFormLeafInfoCollection ( )

Destructor.

Definition at line 1567 of file TFormLeafInfo.cxx.

Member Function Documentation

◆ DeepCopy()

TFormLeafInfo * TFormLeafInfoCollection::DeepCopy ( ) const
virtual

Copy of the object and its content.

Reimplemented from TFormLeafInfo.

Definition at line 1576 of file TFormLeafInfo.cxx.

◆ GetCounterValue() [1/2]

Int_t TFormLeafInfoCollection::GetCounterValue ( TLeaf leaf)
virtual

Return the current size of the the TClonesArray.

Reimplemented from TFormLeafInfo.

Definition at line 1612 of file TFormLeafInfo.cxx.

◆ GetCounterValue() [2/2]

Int_t TFormLeafInfoCollection::GetCounterValue ( TLeaf leaf,
Int_t  instance 
)
virtual

Return the current size of the the TClonesArray.

Definition at line 1640 of file TFormLeafInfo.cxx.

◆ GetLocalValuePointer() [1/2]

void * TFormLeafInfoCollection::GetLocalValuePointer ( TLeaf leaf,
Int_t  instance = 0 
)
virtual

Return the pointer to the clonesArray.

Reimplemented from TFormLeafInfo.

Definition at line 1692 of file TFormLeafInfo.cxx.

◆ GetLocalValuePointer() [2/2]

void * TFormLeafInfoCollection::GetLocalValuePointer ( char *  thisobj,
Int_t  instance = 0 
)
virtual

Return the address of the local value.

Reimplemented from TFormLeafInfo.

Definition at line 1710 of file TFormLeafInfo.cxx.

◆ GetValuePointer() [1/2]

void * TFormLeafInfoCollection::GetValuePointer ( TLeaf leaf,
Int_t  instance = 0 
)
virtual

Return the pointer to the clonesArray.

Reimplemented from TFormLeafInfo.

Definition at line 1753 of file TFormLeafInfo.cxx.

◆ GetValuePointer() [2/2]

void * TFormLeafInfoCollection::GetValuePointer ( char *  thisobj,
Int_t  instance = 0 
)
virtual

Return the pointer to the clonesArray.

Reimplemented from TFormLeafInfo.

Definition at line 1786 of file TFormLeafInfo.cxx.

◆ HasCounter()

Bool_t TFormLeafInfoCollection::HasCounter ( ) const
virtual

Return true if the underlying data has a array size counter.

Reimplemented from TFormLeafInfo.

Definition at line 1604 of file TFormLeafInfo.cxx.

◆ operator=()

TFormLeafInfoCollection & TFormLeafInfoCollection::operator= ( const TFormLeafInfoCollection orig)

Exception safe assignment operator.

Definition at line 1557 of file TFormLeafInfo.cxx.

◆ ReadCounterValue()

Int_t TFormLeafInfoCollection::ReadCounterValue ( char *  where)
virtual

Return the size of the underlying array for the current entry in the TTree.

Reimplemented from TFormLeafInfo.

Definition at line 1627 of file TFormLeafInfo.cxx.

◆ Swap()

void TFormLeafInfoCollection::Swap ( TFormLeafInfoCollection other)

Exception safe swap.

Definition at line 1544 of file TFormLeafInfo.cxx.

◆ Update()

Bool_t TFormLeafInfoCollection::Update ( )
virtual

We reloading all cached information in case the underlying class information has changed (for example when changing from the 'emulated' class to the real class.

Reimplemented from TFormLeafInfo.

Definition at line 1586 of file TFormLeafInfo.cxx.

Member Data Documentation

◆ DECLARE_GETVAL

TFormLeafInfoCollection::DECLARE_GETVAL

Definition at line 298 of file TFormLeafInfo.h.

◆ DECLARE_READVAL

TFormLeafInfoCollection::DECLARE_READVAL

Definition at line 299 of file TFormLeafInfo.h.

◆ fCollClass

TClass* TFormLeafInfoCollection::fCollClass
private

Definition at line 270 of file TFormLeafInfo.h.

◆ fCollClassName

TString TFormLeafInfoCollection::fCollClassName
private

Definition at line 271 of file TFormLeafInfo.h.

◆ fCollProxy

TVirtualCollectionProxy* TFormLeafInfoCollection::fCollProxy
private

Definition at line 272 of file TFormLeafInfo.h.

◆ fLocalElement

TStreamerElement* TFormLeafInfoCollection::fLocalElement
private

Definition at line 273 of file TFormLeafInfo.h.

◆ fTop

Bool_t TFormLeafInfoCollection::fTop
private

Definition at line 268 of file TFormLeafInfo.h.


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