Definition at line 22 of file RooStreamParser.h.

Public Member Functions
	RooStreamParser (std::istream &is)

	RooStreamParser (std::istream &is, const TString &errPrefix)
	Construct parser on given input stream. More...

virtual	~RooStreamParser ()
	Destructor. More...

TString	readToken ()
	Read one token separated by any of the know punctuation characters This function recognizes and handles comment lines in the istream (those starting with '#', quoted strings ("") the content of which is not tokenized and '+-. More...

TString	readLine ()
	Read an entire line from the stream and return as TString This method recognizes the use of '\' in the istream as line continuation token. More...

Bool_t	expectToken (const TString &expected, Bool_t zapOnError=kFALSE)
	Read the next token and return kTRUE if it is identical to the given 'expected' token. More...

void	setPunctuation (const TString &punct)
	Change list of characters interpreted as punctuation. More...

TString	getPunctuation () const

Bool_t	readDouble (Double_t &value, Bool_t zapOnError=kFALSE)
	Read the next token and convert it to a Double_t. More...

Bool_t	convertToDouble (const TString &token, Double_t &value)
	Convert given string to a double. Return true if the conversion fails. More...

Bool_t	readInteger (Int_t &value, Bool_t zapOnError=kFALSE)
	Read a token and convert it to an Int_t. More...

Bool_t	convertToInteger (const TString &token, Int_t &value)
	Convert given string to an Int_t. More...

Bool_t	readString (TString &value, Bool_t zapOnError=kFALSE)
	Read a string token. More...

Bool_t	convertToString (const TString &token, TString &string)
	Convert given token to a string (i.e. remove eventual quotation marks) More...

Bool_t	atEOL ()
	If true, parser is at end of line in stream. More...

Bool_t	atEOF ()

void	zapToEnd (Bool_t inclContLines=kFALSE)
	Eat all characters up to and including then end of the current line. More...

Bool_t	isPunctChar (char c) const
	Check if given char is considered punctuation. More...

Protected Attributes
std::istream *	_is

Bool_t	_atEOL

Bool_t	_atEOF

TString	_prefix

TString	_punct

#include <RooStreamParser.h>

Collaboration diagram for RooStreamParser:

Constructor & Destructor Documentation

RooStreamParser::RooStreamParser ( std::istream & is )

RooStreamParser::RooStreamParser	(	std::istream &	is,
		const TString &	errorPrefix
	)

Construct parser on given input stream.

Use given errorPrefix to prefix any parsing error messages

Definition at line 71 of file RooStreamParser.cxx.

RooStreamParser::~RooStreamParser ( )

virtual

Destructor.

Definition at line 81 of file RooStreamParser.cxx.

Member Function Documentation

Bool_t RooStreamParser::atEOF ( )

inline

Definition at line 45 of file RooStreamParser.h.

Referenced by RooRealVar::readFromStream(), and RooArgSet::readFromStream().

Bool_t RooStreamParser::atEOL ( )

If true, parser is at end of line in stream.

Definition at line 90 of file RooStreamParser.cxx.

Referenced by RooArgList::readFromStream(), RooRealVar::readFromStream(), and RooArgSet::readFromStream().

Bool_t RooStreamParser::convertToDouble	(	const TString &	token,
		Double_t &	value
	)

Convert given string to a double. Return true if the conversion fails.

Definition at line 424 of file RooStreamParser.cxx.

Referenced by readDouble(), and RooRealVar::readFromStream().

Bool_t RooStreamParser::convertToInteger	(	const TString &	token,
		Int_t &	value
	)

Convert given string to an Int_t.

Returns true if an error occurred in conversion

Definition at line 464 of file RooStreamParser.cxx.

Referenced by readInteger().

Bool_t RooStreamParser::convertToString	(	const TString &	token,
		TString &	string
	)

Convert given token to a string (i.e. remove eventual quotation marks)

Definition at line 497 of file RooStreamParser.cxx.

Referenced by readString().

Bool_t RooStreamParser::expectToken	(	const TString &	expected,
		Bool_t	zapOnError = `kFALSE`
	)

Read the next token and return kTRUE if it is identical to the given 'expected' token.

Definition at line 392 of file RooStreamParser.cxx.

Referenced by RooMappedCategory::readFromStream(), RooRealVar::readFromStream(), and RooArgSet::readFromStream().

TString RooStreamParser::getPunctuation ( ) const

inline

Definition at line 33 of file RooStreamParser.h.

Bool_t RooStreamParser::isPunctChar ( char c ) const

Check if given char is considered punctuation.

Definition at line 111 of file RooStreamParser.cxx.

Referenced by readToken().

Bool_t RooStreamParser::readDouble	(	Double_t &	value,
		Bool_t	zapOnError = `kFALSE`
	)

Read the next token and convert it to a Double_t.

Returns true if an error occurred in reading or conversion

Definition at line 411 of file RooStreamParser.cxx.

Referenced by RooErrorVar::readFromStream(), and RooRealVar::readFromStream().

Bool_t RooStreamParser::readInteger	(	Int_t &	value,
		Bool_t	zapOnError = `kFALSE`
	)

Read a token and convert it to an Int_t.

Returns true if an error occurred in reading or conversion

Definition at line 451 of file RooStreamParser.cxx.

Referenced by RooRealVar::readFromStream().

TString RooStreamParser::readLine ( )

Read an entire line from the stream and return as TString This method recognizes the use of '\' in the istream as line continuation token.

Definition at line 309 of file RooStreamParser.cxx.

Referenced by RooGenericPdf::readFromStream(), RooStringVar::readFromStream(), RooArgList::readFromStream(), and RooArgSet::readFromStream().

Bool_t RooStreamParser::readString	(	TString &	value,
		Bool_t	zapOnError = `kFALSE`
	)

Read a string token.

Returns true if an error occurred in reading or conversion. If a the read token is enclosed in quotation marks those are stripped in the returned value

Definition at line 485 of file RooStreamParser.cxx.

Referenced by RooStringVar::readFromStream().

TString RooStreamParser::readToken ( )

Read one token separated by any of the know punctuation characters This function recognizes and handles comment lines in the istream (those starting with '#', quoted strings ("") the content of which is not tokenized and '+-.

' characters that are part of a floating point numbers and are exempt from being interpreted as a token separator in case '+-.' are defined as token separators.

Definition at line 131 of file RooStreamParser.cxx.

Referenced by expectToken(), readDouble(), RooMappedCategory::readFromStream(), RooCategory::readFromStream(), RooRealVar::readFromStream(), RooArgSet::readFromStream(), readInteger(), and readString().

void RooStreamParser::setPunctuation ( const TString & punct )

Change list of characters interpreted as punctuation.

Definition at line 101 of file RooStreamParser.cxx.

Referenced by RooMappedCategory::readFromStream(), and RooArgSet::readFromStream().

void RooStreamParser::zapToEnd ( Bool_t inclContLines = kFALSE )

Eat all characters up to and including then end of the current line.

If inclContLines is kTRUE, all continuation lines marked by the '\' token are zapped as well

Definition at line 358 of file RooStreamParser.cxx.

Referenced by expectToken(), RooArgList::readFromStream(), RooRealVar::readFromStream(), RooArgSet::readFromStream(), and readToken().