#include <xpath_stream.h>

Inheritance diagram for TinyXPath::xpath_stream:

Collaboration diagram for TinyXPath::xpath_stream:

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Public Member Functions
	xpath_stream (const char *cp_in)
	constructor More...

virtual	~ xpath_stream ()
	destructor More...

void	v_lexico_decode ()
	Decode the byte stream, and construct the lexical list. More...

void	v_evaluate ()

virtual void	v_action (xpath_construct, unsigned, unsigned, const char *)=0
	Callback used by token_syntax_decoder::v_syntax_decode to notify of an action to be made. Pure virtual. More...

virtual int	i_get_action_counter ()=0

Public Member Functions inherited from TinyXPath::byte_stream
	byte_stream (const char *cp_in)
	constructor More...

	~ byte_stream ()
	destructor More...

_byte_	b_top ()
	Returns the byte on top. More...

_byte_	b_pop ()
	Consumes one byte. More...

bool	o_is_valid ()
	true if there are still some byte to consume More...

unsigned	u_remain ()
	number of bytes still to consume More...

_byte_	b_forward (unsigned u_nb_char)
	peek a byte a little further down the stream More...

const _byte_ *	bp_get_backward (unsigned u_amount)
	get a byte backward pointer to the stream More...

Protected Attributes
token_syntax_decoder *	tlp_list
	List of tokens. More...

Detailed Description

A specialized version of byte_stream for XPath

Constructor & Destructor Documentation

◆ xpath_stream()

TinyXPath::xpath_stream::xpath_stream ( const char * cp_in )

constructor

xpath_stream constructor

References tlp_list.

◆ ~ xpath_stream()

virtual TinyXPath::xpath_stream::~ xpath_stream ( )

inlinevirtual

destructor

References tlp_list.

Member Function Documentation

◆ v_lexico_decode()

void TinyXPath::xpath_stream::v_lexico_decode ( )

inline

Decode the byte stream, and construct the lexical list.

References TinyXPath::byte_stream::b_forward(), TinyXPath::byte_stream::b_pop(), TinyXPath::byte_stream::b_top(), TinyXPath::byte_stream::bp_get_backward(), TinyXPath::lex_1_quote, TinyXPath::lex_2_quote, TinyXPath::lex_bchar, TinyXPath::lex_digit, TinyXPath::lex_dot, TinyXPath::lex_extend, TinyXPath::lex_get_class(), TinyXPath::lex_literal, TinyXPath::lex_minus, TinyXPath::lex_null, TinyXPath::lex_number, TinyXPath::lex_test_id(), and TinyXPath::lex_under.

Referenced by v_evaluate().

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◆ v_evaluate()

void TinyXPath::xpath_stream::v_evaluate ( )

inline

Evaluate a XPath expression
Decodes the lexical and syntax contents.

References i_get_action_counter(), v_action(), and v_lexico_decode().

Referenced by TinyXPath::xpath_processor::er_compute_xpath().

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◆ v_action()

virtual void TinyXPath::xpath_stream::v_action	(	xpath_construct	,
		unsigned	,
		unsigned	,
		const char *
	)

pure virtual

Callback used by token_syntax_decoder::v_syntax_decode to notify of an action to be made. Pure virtual.

Implemented in TinyXPath::xpath_processor.

Referenced by v_evaluate().

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◆ i_get_action_counter()

virtual int TinyXPath::xpath_stream::i_get_action_counter ( )

pure virtual

Callback used by token_syntax_decoder::v_syntax_decode to know the action counter position. Pure virtual
This can be any kind of nomenclature, provided that the redefinition is coherent

Implemented in TinyXPath::xpath_processor.

Referenced by v_evaluate().

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