Class XML_Reader reads an XML file into an XML_Node object. More...

#include <xml.h>

Public Member Functions
	XML_Reader (std::istream &input)
	Sole Constructor for the XML_Reader class.

void	getchr (char &ch)
	Read a single character from the input stream and returns it.

std::string	strip (const std::string &aline) const
	Returns string 'aline' stripped of leading and trailing white space.

std::string	inquotes (const std::string &aline) const
	Looks for a substring within 'aline' enclosed in double quotes, and returns this substring (without the quotes) if found.

int	findQuotedString (const std::string &aline, std::string &rstring) const
	Searches a string for the first occurrence of a valid quoted string.

void	parseTag (std::string tag, std::string &name, std::map< std::string, std::string > &attribs) const
	parseTag parses XML tags, i.e., the XML elements that are in between angle brackets.

std::string	readTag (std::map< std::string, std::string > &attribs)
	Reads an XML tag into a string.

std::string	readValue ()
	Return the value portion of an XML element.

Public Attributes
int	m_line
	Line count.

Protected Attributes
std::istream &	m_s
	Input stream containing the XML file.

Detailed Description

Class XML_Reader reads an XML file into an XML_Node object.

Class XML_Reader is designed for internal use.

Definition at line 32 of file xml.h.

Constructor & Destructor Documentation

XML_Reader ( std::istream & input )

Sole Constructor for the XML_Reader class.

Parameters

input Reference to the istream object containing the XML file

Definition at line 157 of file xml.cpp.

Member Function Documentation

void getchr ( char & ch )

Read a single character from the input stream and returns it.

Get a single character from the input stream.

All low level reads occur through this function. The function also keeps track of the line numbers.

Parameters

ch	Character to be returned.

If the character is a new-line character, then increment the line count.

Definition at line 168 of file xml.cpp.

References XML_Reader::m_line, and XML_Reader::m_s.

Referenced by XML_Reader::readTag(), and XML_Reader::readValue().

std::string strip ( const std::string & aline ) const

Returns string 'aline' stripped of leading and trailing white space.

White space is defined by the ISO C function isspace(), and includes tabs, spaces, \n. \r, \v, and \f.

Parameters

aline Input line to be stripped

Returns: Returns a string stripped of leading and trailing white space.

Deprecated:: Use stripws (in stringUtils.h)

Definition at line 180 of file xml.cpp.

std::string inquotes ( const std::string & aline ) const

Looks for a substring within 'aline' enclosed in double quotes, and returns this substring (without the quotes) if found.

If not, an empty string is returned.

Parameters

aline This is the input string to be searched

Deprecated:: why is this a class method?

If not, an empty string is returned.

Todo:: why is this a class method?

Definition at line 205 of file xml.cpp.

int findQuotedString	(	const std::string &	aline,
		std::string &	rstring
	)		const

Searches a string for the first occurrence of a valid quoted string.

Quotes can start with either a single quote or a double quote, but must also end with the same type. Quotes may be commented out by preceding with a backslash character, '\'.

Parameters