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ROOT 6.10/09 Reference Guide |
Implement TBasket for a SQL backend.
Definition at line 30 of file TBasketSQL.h.
Public Member Functions | |
TBasketSQL () | |
Default constructor. More... | |
TBasketSQL (const char *name, const char *title, TBranch *branch, TSQLResult **rs, TString *insert_query, std::vector< Int_t > *vc, TSQLRow **row) | |
Regular constructor. More... | |
~TBasketSQL () | |
Destructor. More... | |
void | CreateBuffer (const char *name, TString title, std::vector< Int_t > *vc, TBranch *branch, TSQLResult **rs) |
Create a TSQLBuffer for this basket. More... | |
TSQLResult * | GetResultSet () |
void | PrepareBasket (Long64_t entry) |
Prepare the basket for the next entry. More... | |
virtual Int_t | ReadBasketBuffers (Long64_t pos, Int_t len, TFile *file) |
See TBasket::ReadBasketBuffers. This is not implemented in TBasketSQL. More... | |
virtual Int_t | ReadBasketBytes (Long64_t pos, TFile *file) |
See TBasket::ReadBasketBytes. This is not implemented in TBasketSQL. More... | |
virtual void | Reset () |
See TBasket::Reset. More... | |
void | Update (Int_t offset, Int_t skipped) |
See TBasket::Update. More... | |
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TBasket () | |
Default contructor. More... | |
TBasket (TDirectory *motherDir) | |
Constructor used during reading. More... | |
TBasket (const char *name, const char *title, TBranch *branch) | |
Basket normal constructor, used during writing. More... | |
virtual | ~TBasket () |
Basket destructor. More... | |
virtual void | AdjustSize (Int_t newsize) |
Increase the size of the current fBuffer up to newsize. More... | |
Long64_t | CopyTo (TFile *to) |
Copy the basket of this branch onto the file to. More... | |
virtual void | DeleteEntryOffset () |
Delete fEntryOffset array. More... | |
virtual Int_t | DropBuffers () |
Drop buffers of this basket if it is not the current basket. More... | |
TBranch * | GetBranch () const |
Int_t | GetBufferSize () const |
Int_t * | GetDisplacement () const |
Int_t * | GetEntryOffset () const |
Int_t | GetEntryPointer (Int_t Entry) |
Get pointer to buffer for internal entry. More... | |
Int_t | GetLast () const |
Int_t | GetNevBuf () const |
Int_t | GetNevBufSize () const |
Int_t | LoadBasketBuffers (Long64_t pos, Int_t len, TFile *file, TTree *tree=0) |
Load basket buffers in memory without unziping. More... | |
virtual void | MoveEntries (Int_t dentries) |
Remove the first dentries of this basket, moving entries at dentries to the start of the buffer. More... | |
Int_t | ReadBasketBuffers (Long64_t pos, Int_t len, TFile *file) |
Read basket buffers in memory and cleanup. More... | |
Int_t | ReadBasketBytes (Long64_t pos, TFile *file) |
Read basket buffers in memory and cleanup. More... | |
void | SetBranch (TBranch *branch) |
void | SetNevBufSize (Int_t n) |
virtual void | SetReadMode () |
Set read mode of basket. More... | |
virtual void | SetWriteMode () |
Set write mode of basket. More... | |
void | Update (Int_t newlast) |
virtual Int_t | WriteBuffer () |
Write buffer of this basket on the current file. More... | |
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TKey () | |
TKey default constructor. More... | |
TKey (TDirectory *motherDir) | |
TKey default constructor. More... | |
TKey (TDirectory *motherDir, const TKey &orig, UShort_t pidOffset) | |
Copy a TKey from its original directory to the new 'motherDir'. More... | |
TKey (const char *name, const char *title, const TClass *cl, Int_t nbytes, TDirectory *motherDir) | |
Create a TKey object with the specified name, title for the given class. More... | |
TKey (const TString &name, const TString &title, const TClass *cl, Int_t nbytes, TDirectory *motherDir) | |
Create a TKey object with the specified name, title for the given class. More... | |
TKey (const TObject *obj, const char *name, Int_t bufsize, TDirectory *motherDir) | |
Create a TKey object for a TObject* and fill output buffer. More... | |
TKey (const void *obj, const TClass *cl, const char *name, Int_t bufsize, TDirectory *motherDir) | |
Create a TKey object for any object obj of class cl d and fill output buffer. More... | |
TKey (Long64_t pointer, Int_t nbytes, TDirectory *motherDir=0) | |
Create a TKey object to read keys. More... | |
virtual | ~TKey () |
TKey default destructor. More... | |
virtual void | Browse (TBrowser *b) |
Read object from disk and call its Browse() method. More... | |
virtual void | Delete (Option_t *option="") |
Delete an object from the file. More... | |
virtual void | DeleteBuffer () |
Delete key buffer(s). More... | |
virtual void | FillBuffer (char *&buffer) |
Encode key header into output buffer. More... | |
virtual char * | GetBuffer () const |
TBuffer * | GetBufferRef () const |
virtual const char * | GetClassName () const |
Short_t | GetCycle () const |
Return cycle number associated to this key. More... | |
const TDatime & | GetDatime () const |
TFile * | GetFile () const |
Returns file to which key belong. More... | |
virtual const char * | GetIconName () const |
Title can keep 32x32 xpm thumbnail/icon of the parent object. More... | |
Short_t | GetKeep () const |
Returns the "KEEP" status. More... | |
Int_t | GetKeylen () const |
TDirectory * | GetMotherDir () const |
Int_t | GetNbytes () const |
Int_t | GetObjlen () const |
virtual Long64_t | GetSeekKey () const |
virtual Long64_t | GetSeekPdir () const |
virtual const char * | GetTitle () const |
Returns title (title can contain 32x32 xpm thumbnail/icon). More... | |
Int_t | GetVersion () const |
virtual ULong_t | Hash () const |
This Hash function should redefine the default from TNamed. More... | |
virtual void | IncrementPidOffset (UShort_t offset) |
Increment fPidOffset by 'offset'. More... | |
Bool_t | IsFolder () const |
Check if object referenced by the key is a folder. More... | |
virtual void | Keep () |
Set the "KEEP" status. More... | |
virtual void | ls (Option_t *option="") const |
List Key contents. More... | |
virtual void | Print (Option_t *option="") const |
Print key contents. More... | |
virtual Int_t | Read (TObject *obj) |
To read an object from the file. More... | |
virtual void | ReadBuffer (char *&buffer) |
Decode input buffer. More... | |
virtual Bool_t | ReadFile () |
Read the key structure from the file. More... | |
void | ReadKeyBuffer (char *&buffer) |
Decode input buffer. More... | |
virtual TObject * | ReadObj () |
To read a TObject* from the file. More... | |
virtual void * | ReadObjectAny (const TClass *expectedClass) |
To read an object (non deriving from TObject) from the file. More... | |
virtual TObject * | ReadObjWithBuffer (char *bufferRead) |
To read a TObject* from bufferRead. More... | |
virtual void | SetBuffer () |
void | SetMotherDir (TDirectory *dir) |
virtual void | SetParent (const TObject *parent) |
Set parent in key buffer. More... | |
virtual Int_t | Sizeof () const |
Return the size in bytes of the key header structure. More... | |
virtual Int_t | WriteFile (Int_t cycle=1, TFile *f=0) |
Write the encoded object supported by this key. More... | |
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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 () |
virtual void | Clear (Option_t *option="") |
Set name and title to empty strings (""). More... | |
virtual TObject * | Clone (const char *newname="") const |
Make a clone of an object using the Streamer facility. More... | |
virtual Int_t | Compare (const TObject *obj) const |
Compare two TNamed objects. More... | |
virtual void | Copy (TObject &named) const |
Copy this to obj. More... | |
virtual const char * | GetName () const |
Returns name of object. More... | |
virtual Bool_t | IsSortable () const |
TNamed & | operator= (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... | |
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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 const char * | ClassName () const |
Returns name of class to which the object belongs. 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 TObject * | DrawClone (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 TObject * | FindObject (const char *name) const |
Must be redefined in derived classes. More... | |
virtual TObject * | FindObject (const TObject *obj) const |
Must be redefined in derived classes. More... | |
virtual Option_t * | GetDrawOption () const |
Get option used by the graphics system to draw this 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_t * | GetOption () 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... | |
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... | |
Bool_t | IsOnHeap () const |
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... | |
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. 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 | 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... | |
Protected Attributes | |
TString * | fInsertQuery |
TSQLResult ** | fResultPtr |
TSQLRow ** | fRowPtr |
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TBranch * | fBranch |
Pointer to the basket support branch. More... | |
Int_t | fBufferSize |
fBuffer length in bytes More... | |
TBuffer * | fCompressedBufferRef |
! Compressed buffer. More... | |
Int_t * | fDisplacement |
![fNevBuf] Displacement of entries in fBuffer(TKey) More... | |
Int_t * | fEntryOffset |
[fNevBuf] Offset of entries in fBuffer(TKey) More... | |
Bool_t | fHeaderOnly |
True when only the basket header must be read/written. More... | |
Int_t | fLast |
Pointer to last used byte in basket. More... | |
Int_t | fLastWriteBufferSize |
! Size of the buffer last time we wrote it to disk More... | |
Int_t | fNevBuf |
Number of entries in basket. More... | |
Int_t | fNevBufSize |
Length in Int_t of fEntryOffset OR fixed length of each entry if fEntryOffset is null! More... | |
Bool_t | fOwnsCompressedBuffer |
! Whether or not we own the compressed buffer. More... | |
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char * | fBuffer |
Object buffer. More... | |
TBuffer * | fBufferRef |
Pointer to the TBuffer object. More... | |
TString | fClassName |
Object Class name. More... | |
Short_t | fCycle |
Cycle number. More... | |
TDatime | fDatime |
Date/Time of insertion in file. More... | |
Short_t | fKeylen |
Number of bytes for the key itself. More... | |
Int_t | fLeft |
Number of bytes left in current segment. More... | |
TDirectory * | fMotherDir |
!pointer to mother directory More... | |
Int_t | fNbytes |
Number of bytes for the object on file. More... | |
Int_t | fObjlen |
Length of uncompressed object in bytes. More... | |
UShort_t | fPidOffset |
!Offset to be added to the pid index in this key/buffer. This is actually saved in the high bits of fSeekPdir More... | |
Long64_t | fSeekKey |
Location of object on file. More... | |
Long64_t | fSeekPdir |
Location of parent directory on file. More... | |
Int_t | fVersion |
Key version identifier. More... | |
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TString | fName |
TString | fTitle |
Private Member Functions | |
TBasketSQL (const TBasketSQL &) | |
TBasketSQL & | operator= (const TBasketSQL &) |
Additional Inherited Members | |
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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) } |
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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... | |
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void | Build (TDirectory *motherDir, const char *classname, Long64_t filepos) |
Method used in all TKey constructor to initialize basic data fields. More... | |
virtual void | Create (Int_t nbytes, TFile *f=0) |
Create a TKey object of specified size. More... | |
virtual Int_t | Read (const char *name) |
Read contents of object with specified name from the current directory. More... | |
virtual Int_t | WriteFileKeepBuffer (TFile *f=0) |
Write the encoded object supported by this key. More... | |
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virtual void | DoError (int level, const char *location, const char *fmt, va_list va) const |
Interface to ErrorHandler (protected). More... | |
void | MakeZombie () |
#include <TBasketSQL.h>
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private |
TBasketSQL::TBasketSQL | ( | ) |
Default constructor.
Definition at line 40 of file TBasketSQL.cxx.
TBasketSQL::TBasketSQL | ( | const char * | name, |
const char * | title, | ||
TBranch * | branch, | ||
TSQLResult ** | rs, | ||
TString * | insert_query, | ||
std::vector< Int_t > * | vc, | ||
TSQLRow ** | row | ||
) |
Regular constructor.
Definition at line 47 of file TBasketSQL.cxx.
TBasketSQL::~TBasketSQL | ( | ) |
Destructor.
Definition at line 81 of file TBasketSQL.cxx.
void TBasketSQL::CreateBuffer | ( | const char * | name, |
TString | title, | ||
std::vector< Int_t > * | vc, | ||
TBranch * | branch, | ||
TSQLResult ** | rs | ||
) |
Create a TSQLBuffer for this basket.
Definition at line 88 of file TBasketSQL.cxx.
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inline |
Definition at line 52 of file TBasketSQL.h.
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private |
Prepare the basket for the next entry.
Reimplemented from TBasket.
Definition at line 121 of file TBasketSQL.cxx.
See TBasket::ReadBasketBuffers. This is not implemented in TBasketSQL.
Definition at line 140 of file TBasketSQL.cxx.
See TBasket::ReadBasketBytes. This is not implemented in TBasketSQL.
Definition at line 131 of file TBasketSQL.cxx.
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protected |
Definition at line 40 of file TBasketSQL.h.
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protected |
Definition at line 38 of file TBasketSQL.h.
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protected |
Definition at line 39 of file TBasketSQL.h.