12#ifndef ROOT_TBufferXML
13#define ROOT_TBufferXML
49 return ConvertToXML(obj, TClass::GetClass<T>(), GenericLayout, UseNamespaces);
62 return obj !=
nullptr;
132 const
TClass *onFileClass =
nullptr) final;
298 template <
typename T>
301 template <
typename T>
304 template <
typename T>
307 template <
typename T>
310 template <
typename T>
313 template <
typename T>
323 std::deque<std::unique_ptr<TXMLStackObj>>
fStack;
unsigned long long ULong64_t
#define ClassDefOverride(name, id)
Option_t Option_t TPoint TPoint const char GetTextMagnitude GetFillStyle GetLineColor GetLineWidth GetMarkerStyle GetTextAlign GetTextColor GetTextSize void value
Option_t Option_t TPoint TPoint const char mode
Base class for text-based streamers like TBufferJSON or TBufferXML Special actions list will use meth...
Class for serializing/deserializing object to/from xml.
Bool_t ProcessPointer(const void *ptr, XMLNodePointer_t node)
Add "ptr" attribute to node, if ptr is null or if ptr is pointer on object, which is already saved in...
void WriteLong(Long_t l) final
Writes Long_t value to buffer.
void SetXML(TXMLEngine *xml)
Int_t GetCompressionSettings() const
TXMLStackObj * PushStack(XMLNodePointer_t current, Bool_t simple=kFALSE)
Add new level to xml stack.
Bool_t VerifyAttr(XMLNodePointer_t node, const char *name, const char *value, const char *errinfo=nullptr)
Checks, that attribute of specified name exists and has specified value.
void WorkWithClass(TStreamerInfo *info, const TClass *cl=nullptr)
Prepares buffer to stream data of specified class.
Bool_t VerifyStackNode(const char *name, const char *errinfo=nullptr)
Check, if stack node has specified name.
Int_t GetCompressionAlgorithm() const
void ReadUShort(UShort_t &s) final
Reads UShort_t value from buffer.
void ReadUInt(UInt_t &i) final
Reads UInt_t value from buffer.
Int_t fCompressLevel
! Compression level and algorithm
void SetCompressionSettings(Int_t settings=ROOT::RCompressionSetting::EDefaults::kUseCompiledDefault)
Used to specify the compression level and algorithm.
TString fValueBuf
! Current value buffer
void StreamObject(void *obj, const TClass *cl, const TClass *onFileClass=nullptr) final
Stream object to/from buffer.
Int_t GetCompressionLevel() const
void WriteStdString(const std::string *s) final
Writes a std::string.
void ReadDouble(Double_t &d) final
Reads Double_t value from buffer.
Bool_t VerifyNode(XMLNodePointer_t node, const char *name, const char *errinfo=nullptr)
Check if node has specified name.
void ReadFastArrayString(Char_t *c, Int_t n) final
Read array of n characters from the I/O buffer.
void WriteLong64(Long64_t l) final
Writes Long64_t value to buffer.
void WriteChar(Char_t c) final
Writes Char_t value to buffer.
TXMLEngine * fXML
! instance of TXMLEngine for working with XML structures
std::deque< std::unique_ptr< TXMLStackObj > > fStack
! Stack of processed objects
static TString ConvertToXML(const TObject *obj, Bool_t GenericLayout=kFALSE, Bool_t UseNamespaces=kFALSE)
Converts object, inherited from TObject class, to XML string GenericLayout defines layout choice for ...
void WriteFloat(Float_t f) final
Writes Float_t value to buffer.
void ReadTString(TString &s) final
Reads a TString.
void WriteTString(const TString &s) final
Writes a TString.
void IncrementLevel(TVirtualStreamerInfo *) final
Function is called from TStreamerInfo WriteBuffer and ReadBuffer functions and indent new level in xm...
void SetIOVersion(Int_t v)
void WriteArray(const Bool_t *b, Int_t n) final
Write array of Bool_t to buffer.
XMLNodePointer_t XmlWriteAny(const void *obj, const TClass *cl)
Convert object of any class to xml structures Return pointer on top xml element.
void XmlReadBasic(Char_t &value)
Reads string from current xml node and convert it to Char_t value.
void ReadULong(ULong_t &l) final
Reads ULong_t value from buffer.
Int_t GetIOVersion() const
R__ALWAYS_INLINE void XmlWriteArrayContent(const T *arr, Int_t arrsize)
XMLNodePointer_t XmlWriteValue(const char *value, const char *name)
Create xml node with specified name and adds it to stack node.
void SkipObjectAny() final
Skip any kind of object from buffer Actually skip only one node on current level of xml structure.
Bool_t VerifyStackAttr(const char *name, const char *value, const char *errinfo=nullptr)
Checks stack attribute.
void ReadFloat(Float_t &f) final
Reads Float_t value from buffer.
void ReadULong64(ULong64_t &l) final
Reads ULong64_t value from buffer.
XMLNodePointer_t XmlWriteBasic(Char_t value)
Converts Char_t to string and add xml node to buffer.
void ShiftStack(const char *info=nullptr)
Shift stack node to next.
void PerformPreProcessing(const TStreamerElement *elem, XMLNodePointer_t elemnode)
Function is unpack TObject and TString structures to be able read them from custom streamers of this ...
void ReadShort(Short_t &s) final
Reads Short_t value from buffer.
void BeforeIOoperation()
Function is called before any IO operation of TBuffer Now is used to store version value if no proper...
TClass * ReadClass(const TClass *cl=nullptr, UInt_t *objTag=nullptr) final
Function to read class from buffer, used in old-style streamers.
Int_t fErrorFlag
! Error flag
void ReadChar(Char_t &c) final
Reads Char_t value from buffer.
R__ALWAYS_INLINE void XmlReadArrayContent(T *arr, Int_t arrsize)
Template method to read array content.
void ClassEnd(const TClass *) final
Should be called at the end of custom streamer See TBufferXML::ClassBegin for more details.
void ReadLong64(Long64_t &l) final
Reads Long64_t value from buffer.
Version_t fVersionBuf
! Current version buffer
void ClassBegin(const TClass *, Version_t=-1) final
Should be called at the beginning of custom class streamer.
void XmlReadBlock(XMLNodePointer_t node)
Read binary block of data from xml.
void * XmlReadObject(void *obj, TClass **cl=nullptr)
Read object from the buffer.
void ReadCharP(Char_t *c) final
Reads array of characters from buffer.
R__ALWAYS_INLINE void XmlWriteFastArray(const T *arr, Long64_t n)
Write array without size attribute Also treat situation, when instead of one single array chain of se...
Bool_t fCanUseCompact
! Flag indicate that basic type (like Int_t) can be placed in the same tag
R__ALWAYS_INLINE void XmlWriteArray(const T *arr, Int_t arrsize)
Write array, including it size Content may be compressed.
void ReadStdString(std::string *s) final
Reads a std::string.
void WriteFastArrayString(const Char_t *c, Long64_t n) final
Write array of n characters into the I/O buffer.
void ReadBool(Bool_t &b) final
Reads Bool_t value from buffer.
void WriteUShort(UShort_t s) final
Writes UShort_t value to buffer.
void WriteClass(const TClass *cl) final
Function to write class into buffer, used in old-style streamers.
void WriteCharStar(char *s) final
Write a char* string.
const char * XmlReadValue(const char *name)
read string value from current stack node
Bool_t ExtractPointer(XMLNodePointer_t node, void *&ptr, TClass *&cl)
Searches for "ptr" attribute and returns pointer to object and class, if "ptr" attribute reference to...
void ReadFastArray(Bool_t *b, Int_t n) final
Read array of Bool_t from buffer.
void DecrementLevel(TVirtualStreamerInfo *) final
Function is called from TStreamerInfo WriteBuffer and ReadBuffer functions and decrease level in xml ...
void PerformPostProcessing()
Function is converts TObject and TString structures to more compact representation.
void SetStreamerElementNumber(TStreamerElement *elem, Int_t comp_type) final
Function is called from TStreamerInfo WriteBuffer and ReadBuffer functions and add/verify next elemen...
void WriteCharP(const Char_t *c) final
Writes array of characters to buffer.
static TObject * ConvertFromXML(const char *str, Bool_t GenericLayout=kFALSE, Bool_t UseNamespaces=kFALSE)
Read object from XML, produced by ConvertToXML() method.
void ClassMember(const char *name, const char *typeName=nullptr, Int_t arrsize1=-1, Int_t arrsize2=-1) final
Method indicates name and typename of class member, which should be now streamed in custom streamer.
Int_t ReadStaticArray(Bool_t *b) final
Read array of Bool_t from buffer.
void * XmlReadAny(XMLNodePointer_t node, void *obj, TClass **cl)
Recreate object from xml structure.
XMLNodePointer_t StackNode()
Return pointer on current xml node.
void WriteObjectClass(const void *actualObjStart, const TClass *actualClass, Bool_t cacheReuse) final
Write object to buffer. Only used from TBuffer.
Int_t fIOVersion
! Indicates format of ROOT xml file
R__ALWAYS_INLINE void XmlReadFastArray(T *arr, Int_t n)
Template method to read content of array, which not include size of array Also treated situation,...
Bool_t VerifyItemNode(const char *name, const char *errinfo=nullptr)
Checks, if stack node is item and has specified name.
static void * ConvertFromXMLChecked(const char *xml, const TClass *expectedClass, Bool_t GenericLayout=kFALSE, Bool_t UseNamespaces=kFALSE)
Convert from XML and check if object derived from specified class When possible, cast to given class.
void * ReadObjectAny(const TClass *clCast) final
Read object from buffer. Only used from TBuffer.
void ReadLong(Long_t &l) final
Reads Long_t value from buffer.
void ExtractReference(XMLNodePointer_t node, const void *ptr, const TClass *cl)
Analyze if node has "ref" attribute and register it to object map.
void SetCompressionLevel(Int_t level=ROOT::RCompressionSetting::ELevel::kUseMin)
See comments for function SetCompressionSettings.
Version_t ReadVersion(UInt_t *start=nullptr, UInt_t *bcnt=nullptr, const TClass *cl=nullptr) final
Read version value from buffer.
void ReadInt(Int_t &i) final
Reads Int_t value from buffer.
Int_t ReadArray(Bool_t *&b) final
Read array of Bool_t from buffer.
void SetCompressionAlgorithm(Int_t algorithm=ROOT::RCompressionSetting::EAlgorithm::kUseGlobal)
See comments for function SetCompressionSettings.
void WriteDouble(Double_t d) final
Writes Double_t value to buffer.
void CheckVersionBuf()
Checks buffer, filled by WriteVersion if next data is arriving, version should be stored in buffer.
XMLNodePointer_t XmlWriteObject(const void *obj, const TClass *objClass, Bool_t cacheReuse)
Write object to buffer If object was written before, only pointer will be stored Return pointer to to...
TXMLFile * XmlFile()
Returns pointer to TXMLFile object.
TVirtualStreamerInfo * GetInfo() final
Return current streamer info element.
void WriteUInt(UInt_t i) final
Writes UInt_t value to buffer.
void WorkWithElement(TStreamerElement *elem, Int_t comp_type)
This function is a part of SetStreamerElementNumber method.
void WriteBool(Bool_t b) final
Writes Bool_t value to buffer.
void XmlWriteBlock(XMLNodePointer_t node)
Write binary data block from buffer to xml.
TClass * fExpectedBaseClass
! Pointer to class, which should be stored as parent of current
static TString ToXML(const T *obj, Bool_t GenericLayout=kFALSE, Bool_t UseNamespaces=kFALSE)
void WriteShort(Short_t s) final
Writes Short_t value to buffer.
void WriteULong64(ULong64_t l) final
Writes ULong64_t value to buffer.
TXMLStackObj * Stack(UInt_t depth=0)
XMLNodePointer_t CreateItemNode(const char *name)
Create item node of specified name.
void WriteULong(ULong_t l) final
Writes ULong_t value to buffer.
TXMLStackObj * PopStack()
Remove one level from xml stack.
void CreateElemNode(const TStreamerElement *elem)
Create xml node correspondent to TStreamerElement object.
static void * ConvertFromXMLAny(const char *str, TClass **cl=nullptr, Bool_t GenericLayout=kFALSE, Bool_t UseNamespaces=kFALSE)
Read object of any class from XML, produced by ConvertToXML() method.
~TBufferXML() override
Destroy xml buffer.
Bool_t VerifyElemNode(const TStreamerElement *elem)
Checks if stack node correspond to TStreamerElement object.
R__ALWAYS_INLINE Int_t XmlReadArray(T *&arr, bool is_static=false)
Template method to read array with size attribute If necessary, array is created.
void ReadCharStar(char *&s) final
Read a char* string.
void ReadUChar(UChar_t &c) final
Reads UChar_t value from buffer.
void WriteFastArray(const Bool_t *b, Long64_t n) final
Write array of Bool_t to buffer.
UInt_t WriteVersion(const TClass *cl, Bool_t useBcnt=kFALSE) final
Copies class version to buffer, but not writes it to xml Version will be written with next I/O operat...
void WriteUChar(UChar_t c) final
Writes UChar_t value to buffer.
static Bool_t FromXML(T *&obj, const char *xml, Bool_t GenericLayout=kFALSE, Bool_t UseNamespaces=kFALSE)
void WriteInt(Int_t i) final
Writes Int_t value to buffer.
Buffer base class used for serializing objects.
TClass instances represent classes, structs and namespaces in the ROOT type system.
This class stores a (key,value) pair using an external hash.
Mother of all ROOT objects.
Describes a persistent version of a class.
Abstract Interface class describing Streamer information for one class.
This file contains a specialised ROOT message handler to test for diagnostic in unit tests.