4 #ifndef ROOT_TBufferSQL2 5 #define ROOT_TBufferSQL2 103 Int_t streamer_index = 0);
105 const TClass *onFileClass =
nullptr);
107 Int_t streamer_index = 0,
const TClass *onFileClass =
nullptr);
110 const TClass *onFileClass =
nullptr);
112 template <
typename T>
115 template <
typename T>
118 template <
typename T>
121 template <
typename T>
204 const
TClass *onFileClass =
nullptr) final;
void ReadLong64(Long64_t &l) final
Reads Long64_t value from buffer.
void ReadTString(TString &s) final
Read a TString.
R__ALWAYS_INLINE void SqlReadFastArray(T *arr, Int_t arrsize)
Template method to read content of array, which not include size of array.
void WriteUChar(UChar_t c) final
Writes UChar_t value to buffer.
Int_t GetErrorFlag() const
void ReadDouble(Double_t &d) final
Reads Double_t value from buffer.
void ReadBool(Bool_t &b) final
Reads Bool_t value from buffer.
Version_t ReadVersion(UInt_t *start=nullptr, UInt_t *bcnt=nullptr, const TClass *cl=nullptr) final
Read version value from buffer actually version is normally defined by table name and kept in interme...
void SetStreamerElementNumber(TStreamerElement *elem, Int_t comp_type) final
Function is called from TStreamerInfo WriteBuffer and Readbuffer functions and add/verify next elemen...
Buffer base class used for serializing objects.
Int_t fCompressLevel
! compress level used to minimize size of data in database
Int_t SqlWriteObject(const void *obj, const TClass *objClass, Bool_t cacheReuse, TMemberStreamer *streamer=nullptr, Int_t streamer_index=0)
Write object to buffer.
Int_t fIOVersion
! I/O version from TSQLFile
Contains information about tables specific to one class and version.
void ReadInt(Int_t &i) final
Reads Int_t value from buffer.
void ReadULong(ULong_t &l) final
Reads ULong_t value from buffer.
Int_t fErrorFlag
! Error id value
TSQLStructure * fStructure
! structures, created by object storing
void WriteLong(Long_t l) final
Writes Long_t value to buffer.
TSQLObjectData * SqlObjectData(Long64_t objid, TSQLClassInfo *sqlinfo)
Creates TSQLObjectData for specified object id and specified class.
void WriteBool(Bool_t b) final
Writes Bool_t value to buffer.
Int_t SqlReadArraySize()
Reads array size, written in raw data table.
Bool_t fIgnoreVerification
! ignore verification of names
Int_t fReadVersionBuffer
! buffer, used to by ReadVersion method
TSQLStructure * PushStack()
Push stack with structural information about streamed object.
TSQLObjectData is used in TBufferSQL2 class in reading procedure.
void ReadLong(Long_t &l) final
Reads Long_t value from buffer.
void WorkWithElement(TStreamerElement *elem, Int_t comp_type)
This function is a part of SetStreamerElementNumber method.
void ReadFastArrayString(Char_t *c, Int_t n) final
Read array of n characters from the I/O buffer.
UInt_t WriteVersion(const TClass *cl, Bool_t useBcnt=kFALSE) final
Copies class version to buffer, but not writes it to sql immidiately Version will be used to produce ...
R__ALWAYS_INLINE void SqlReadArrayContent(T *arr, Int_t arrsize, Bool_t withsize)
Template method to read array content.
TSQLFile * fSQL
! instance of TSQLFile
This is hierarchical structure, which is created when data is written by TBufferSQL2.
void SkipObjectAny() final
?????? Skip any kind of object from buffer !!!!!! fix me, not yet implemented Should be just skip of ...
void WriteChar(Char_t c) final
Writes Char_t value to buffer.
void ClassMember(const char *name, const char *typeName=0, Int_t arrsize1=-1, Int_t arrsize2=-1) final
Method indicates name and typename of class memeber, which should be now streamed in custom streamer ...
void operator=(const TBufferSQL2 &)
static constexpr double s
void WriteShort(Short_t s) final
Writes Short_t value to buffer.
void WriteStdString(const std::string *s) final
Write a std::string.
Bool_t SqlWriteBasic(Char_t value)
converts Char_t to string and creates correspondent sql structure
Int_t ReadArray(Bool_t *&b) final
Read array of Bool_t from buffer.
void WriteDouble(Double_t d) final
Writes Double_t value to buffer.
void * SqlReadObject(void *obj, TClass **cl=nullptr, TMemberStreamer *streamer=nullptr, Int_t streamer_index=0, const TClass *onFileClass=nullptr)
Read object from the buffer.
TClass * ReadClass(const TClass *cl=nullptr, UInt_t *objTag=nullptr) final
Suppressed function of TBuffer.
ClassDefOverride(TBufferSQL2, 0)
void WriteUInt(UInt_t i) final
Writes UInt_t value to buffer.
TBufferSQL2()
Default constructor, should not be used.
void WriteCharStar(char *s) final
Write a char* string.
void ReadChar(Char_t &c) final
Reads Char_t value from buffer.
void ReadCharP(Char_t *c) final
Reads array of characters from buffer.
void IncrementLevel(TVirtualStreamerInfo *) final
Function is called from TStreamerInfo WriteBuffer and Readbuffer functions and indent new level in da...
void WriteArray(const Bool_t *b, Int_t n) final
Write array of Bool_t to buffer.
R__ALWAYS_INLINE Int_t SqlReadArray(T *&arr, Bool_t is_static=kFALSE)
Access an SQL db via the TFile interface.
void WriteClass(const TClass *cl) final
Suppressed function of TBuffer.
TSQLStructure * GetStructure() const
void ReadULong64(ULong64_t &l) final
Reads ULong64_t value from buffer.
TSQLStructure * fStk
! pointer on current active structure (stack head)
void WriteCharP(const Char_t *c) final
Writes array of characters to buffer.
Int_t ReadStaticArray(Bool_t *b) final
Read array of Bool_t from buffer.
void WriteInt(Int_t i) final
Writes Int_t value to buffer.
TSQLStructure * Stack(Int_t depth=0)
returns head of stack
void WriteFloat(Float_t f) final
Writes Float_t value to buffer.
void WriteTString(const TString &s) final
Write a TString.
TClass instances represent classes, structs and namespaces in the ROOT type system.
void ReadFloat(Float_t &f) final
Reads Float_t value from buffer.
void * ReadObjectAny(const TClass *clCast) final
Read object from buffer. Only used from TBuffer.
void DecrementLevel(TVirtualStreamerInfo *) final
Function is called from TStreamerInfo WriteBuffer and Readbuffer functions and decrease level in sql ...
void ReadUChar(UChar_t &c) final
Reads UChar_t value from buffer.
void WriteFastArrayString(const Char_t *c, Int_t n) final
Write array of n characters into the I/O buffer.
void WriteUShort(UShort_t s) final
Writes UShort_t value to buffer.
Converts data to SQL statements or read data from SQL tables.
void * SqlReadObjectDirect(void *obj, TClass **cl, Long64_t objid, TMemberStreamer *streamer=nullptr, Int_t streamer_index=0, const TClass *onFileClass=nullptr)
Read object data.
Base class for text-based streamers like TBufferJSON or TBufferXML Special actions list will use met...
R__ALWAYS_INLINE void SqlWriteArray(T *arr, Int_t arrsize, Bool_t withsize=kFALSE)
void SqlReadBasic(Char_t &value)
Read current value from table and convert it to Char_t value.
void ReadUInt(UInt_t &i) final
Reads UInt_t value from buffer.
TMap implements an associative array of (key,value) pairs using a THashTable for efficient retrieval ...
void WriteFastArray(const Bool_t *b, Int_t n) final
Write array of Bool_t to buffer.
unsigned long long ULong64_t
const char * SqlReadCharStarValue()
Read CharStar value, if it has special code, request it from large table.
Bool_t SqlWriteValue(const char *value, const char *tname)
void WorkWithClass(const char *classname, Version_t classversion)
This function is a part of IncrementLevel method.
void SetCompressionLevel(int level)
void StreamObject(void *obj, const TClass *cl, const TClass *onFileClass=nullptr) final
Stream object to/from buffer.
void ClassBegin(const TClass *, Version_t=-1) final
This method inform buffer data of which class now will be streamed.
void WriteObjectClass(const void *actualObjStart, const TClass *actualClass, Bool_t cacheReuse) final
Write object to buffer. Only used from TBuffer.
void StreamObjectExtra(void *obj, TMemberStreamer *streamer, const TClass *cl, Int_t n=0, const TClass *onFileClass=nullptr)
Stream object to/from buffer.
TVirtualStreamerInfo * GetInfo() final
Return current streamer info element.
void ClassEnd(const TClass *) final
Method indicates end of streaming of classdata in custom streamer.
Bool_t SqlObjectInfo(Long64_t objid, TString &clname, Version_t &version)
Returns object info like classname and version Should be taken from buffer, which is produced in the ...
void ReadUShort(UShort_t &s) final
Reads UShort_t value from buffer.
you should not use this method at all Int_t Int_t Double_t Double_t Double_t Int_t Double_t Double_t Double_t Double_t b
Long64_t fObjIdCounter
! counter of objects id
virtual ~TBufferSQL2()
Destroy sql buffer.
TSQLStructure * SqlWriteAny(const void *obj, const TClass *cl, Long64_t objid)
Convert object of any class to sql structures Return pointer on created TSQLStructure TSQLStructure o...
void WriteULong(ULong_t l) final
Writes ULong_t value to buffer.
void ReadCharStar(char *&s) final
Read a char* string.
Abstract Interface class describing Streamer information for one class.
Long64_t fFirstObjId
! id of first object to be read from the database
TString fReadBuffer
! Buffer for read value
void SetIgnoreVerification()
Long64_t fLastObjId
! id of last object correspond to this key
void WriteLong64(Long64_t l) final
Writes Long64_t value to buffer.
TObjArray * fObjectsInfos
! array of objects info for selected key
TMap * fPoolsMap
! map of pools with data from different tables
void * SqlReadAny(Long64_t keyid, Long64_t objid, TClass **cl, void *obj=nullptr)
Recreate object from sql structure.
This class stores a (key,value) pair using an external hash.
void WriteULong64(ULong64_t l) final
Writes ULong64_t value to buffer.
void ReadFastArray(Bool_t *b, Int_t n) final
Read array of Bool_t from buffer.
TSQLStructure * PopStack()
Pop stack.
void ReadStdString(std::string *s) final
Read a std::string.
TSQLObjectData * fCurrentData
!
const char * SqlReadValue(const char *tname)
Read string value from current stack node.
void ReadShort(Short_t &s) final
Reads Short_t value from buffer.
