com.vaadin.sass.internal.parser
Class Parser

java.lang.Object
  com.vaadin.sass.internal.parser.Parser

All Implemented Interfaces:

ParserConstants, org.w3c.css.sac.Parser

public class Parser
extends java.lang.Object
implements org.w3c.css.sac.Parser, ParserConstants

A CSS2 parser

Version:

$Revision: 1.15 $

Author:

Philippe Le H�garet

Field Summary

protected org.w3c.css.sac.ConditionFactory	conditionFactory
protected SCSSDocumentHandlerImpl	documentHandler
protected org.w3c.css.sac.ErrorHandler	errorHandler
Token	jj_nt Next token.
protected org.w3c.css.sac.SelectorFactory	selectorFactory
protected org.w3c.css.sac.InputSource	source
Token	token Current token.
ParserTokenManager	token_source Generated Token Manager.

Fields inherited from interface com.vaadin.sass.internal.parser.ParserConstants

_URL, AND, ANY, APPEND, ATKEYWORD, CARETMATCH, CDC, CDO, CHARSET_SYM, CM, COLON, COMMA, COMPARE, CONTAINS, CONTENT_SYM, D, DASHMATCH, DEBUG_SYM, DEFAULT, DEG, DIMEN, DIV, DOLLARMATCH, DOT, EACH_IN, EACH_SYM, ELSE_SYM, EMS, EOF, EQ, ESCAPE, EXS, EXTEND_SYM, FONT_FACE_SYM, FOR_SYM, FORMAL_COMMENT, FROM, FUNCTION, FUNCTION_SYM, GRAD, GUARDED_SYM, H, HASH, HZ, IDENT, IF, IF_SYM, IMPORT_SYM, IMPORTANT_SYM, IN, IN_FORMAL_COMMENT, IN_MULTI_LINE_COMMENT, IN_SINGLE_LINE_COMMENT, INCLUDE_SYM, INCLUDES, INTERPOLATION, KEY_FRAME_SYM, KHZ, LBRACE, LBRACKET, LEM, LPARAN, MEDIA_SYM, MICROSOFT_RULE, MINUS, MIXIN_SYM, MM, MOD, MOZ_DOCUMENT_SYM, MS, MULTI_LINE_COMMENT, NAME, NMCHAR, NMSTART, NONASCII, NOT_EQ, NUMBER, OR, PAGE_SYM, PARENT, PC, PERCENTAGE, PLUS, PRECEDES, PT, PX, RAD, RANGE, RANGE0, RANGE1, RANGE2, RANGE3, RANGE4, RANGE5, RANGE6, RBRACE, RBRACKET, REM, REMOVE, RETURN_SYM, RPARAN, S, SECOND, SEMICOLON, SIBLING, STARMATCH, STRING, STRINGCHAR, SUCCEEDS, SUPPORTS_SYM, THROUGH, TO, tokenImage, UNI, UNICODE, UNICODERANGE, UNKNOWN, URL, VARIABLE, WARN_SYM, WHILE_SYM

Constructor Summary

Parser()
Creates a new Parser

Parser(CharStream stream)
Constructor with user supplied CharStream.

Parser(ParserTokenManager tm)
Constructor with generated Token Manager.

Method Summary

java.lang.String	_class(java.lang.String pred)
void	_parseDeclarationBlock()
void	_parseImportRule()
void	_parseMediaRule()
void	_parseRule() The following functions are useful for a DOM CSS implementation only and are not part of the general CSS2 parser.
java.util.ArrayList<java.lang.String>	_parseSelectors()
void	afterImportDeclaration()
void	appendDirective()
java.util.ArrayList<VariableNode>	arglist()
java.util.ArrayList<LexicalUnitImpl>	argValuelist()
void	atRuleDeclaration()
java.lang.String	attrib(java.lang.String pred)
java.lang.String	booleanExpressionToken()
void	charset()
char	combinator()
char	combinatorChar() to refactor combinator and reuse in selector().
java.lang.String	containsDirective()
void	contentDirective()
void	controlDirective()
void	debugDirective()
void	debuggingDirective()
void	declaration()
void	declarationOrNestedProperties()
void	disable_tracing() Disable tracing.
void	eachDirective()
java.lang.String	element_name()
void	elseDirective()
void	enable_tracing() Enable tracing.
LexicalUnitImpl	expr()
void	extendDirective()
void	fontFace()
Node	forDirective()
LexicalUnitImpl	function(char operator, LexicalUnitImpl prev) Handle all CSS2 functions.
java.lang.String	functionName()
ParseException	generateParseException() Generate ParseException.
org.w3c.css.sac.InputSource	getInputSource()
Token	getNextToken() Get the next Token.
java.lang.String	getParserVersion() This methods returns "http://www.w3.org/TR/REC-CSS2".
Token	getToken(int index) Get the specific Token.
boolean	guarded()
java.lang.String	hash(java.lang.String pred)
LexicalUnitImpl	hexcolor(LexicalUnitImpl prev)
void	ifContentStatement()
void	ifDirective()
void	ignoreStatement()
void	importDeclaration() The import statement
void	includeDirective()
java.lang.String	interpolation()
void	keyframes()
void	keyframeSelector()
void	listModifyDirective()
void	media()
void	mediaStatement(MediaListImpl ml)
java.lang.String	medium()
void	microsoftExtension()
VariableNode	mixinArg()
void	mixinDirective()
void	nestedProperties()
LexicalUnitImpl	nonVariableTerm(LexicalUnitImpl prev)
LexicalUnitImpl	operator(LexicalUnitImpl prev)
void	page()
void	parseImportRule(org.w3c.css.sac.InputSource source) Parse methods used by DOM Level 2 implementation.
void	parseMediaRule(org.w3c.css.sac.InputSource source)
boolean	parsePriority(org.w3c.css.sac.InputSource source)
org.w3c.css.sac.LexicalUnit	parsePropertyValue(org.w3c.css.sac.InputSource source)
void	parseRule(org.w3c.css.sac.InputSource source) This method parses only one rule (style rule or at-rule, except @charset).
void	parserUnit() The main entry for the parser.
org.w3c.css.sac.SelectorList	parseSelectors(org.w3c.css.sac.InputSource source)
void	parseStyleDeclaration(org.w3c.css.sac.InputSource source) This method parses a style declaration (including the surrounding curly braces).
void	parseStyleSheet(org.w3c.css.sac.InputSource source) Main parse methods
void	parseStyleSheet(java.lang.String systemId) Convenient method for URIs.
boolean	prio()
java.lang.String	property()
java.lang.String	pseudo_page()
java.lang.String	pseudo(java.lang.String pred)
void	ReInit(CharStream stream) Reinitialise.
void	ReInit(ParserTokenManager tm) Reinitialise.
void	removeDirective()
Node	returnDirective()
java.lang.String	selector()
java.util.ArrayList<java.lang.String>	selectorList()
void	setConditionFactory(org.w3c.css.sac.ConditionFactory conditionFactory)
void	setDocumentHandler(org.w3c.css.sac.DocumentHandler handler) Set the document handler for this parser
void	setErrorHandler(org.w3c.css.sac.ErrorHandler error) Set the error handler for this parser
void	setLocale(java.util.Locale locale)
void	setSelectorFactory(org.w3c.css.sac.SelectorFactory selectorFactory)
java.lang.String	simple_selector(java.lang.String selector, char comb)
void	skipUnknownRule()
java.util.ArrayList<java.lang.String>	stringList()
void	styleRule()
void	styleRuleOrDeclarationOrNestedProperties()
LexicalUnitImpl	term(LexicalUnitImpl prev)
char	unaryOperator()
LexicalUnitImpl	unicode(LexicalUnitImpl prev)
LexicalUnitImpl	url(LexicalUnitImpl prev)
void	variable()
java.lang.String	variableName()
LexicalUnitImpl	variableTerm(LexicalUnitImpl prev)
void	warnDirective()
Node	whileDirective()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

documentHandler

protected SCSSDocumentHandlerImpl documentHandler

errorHandler

protected org.w3c.css.sac.ErrorHandler errorHandler

source

protected org.w3c.css.sac.InputSource source

conditionFactory

protected org.w3c.css.sac.ConditionFactory conditionFactory

selectorFactory

protected org.w3c.css.sac.SelectorFactory selectorFactory

token_source

public ParserTokenManager token_source

Generated Token Manager.

token

public Token token

Current token.

jj_nt

public Token jj_nt

Next token.

Constructor Detail

Parser

public Parser()

Creates a new Parser

Parser

public Parser(CharStream stream)

Constructor with user supplied CharStream.

Parser

public Parser(ParserTokenManager tm)

Constructor with generated Token Manager.

Method Detail

setLocale

public void setLocale(java.util.Locale locale)
               throws org.w3c.css.sac.CSSException

Specified by:

setLocale in interface org.w3c.css.sac.Parser

Throws:

org.w3c.css.sac.CSSException - Not yet implemented

getInputSource

public org.w3c.css.sac.InputSource getInputSource()

setDocumentHandler

public void setDocumentHandler(org.w3c.css.sac.DocumentHandler handler)

Set the document handler for this parser

Specified by:

setDocumentHandler in interface org.w3c.css.sac.Parser

setSelectorFactory

public void setSelectorFactory(org.w3c.css.sac.SelectorFactory selectorFactory)

Specified by:

setSelectorFactory in interface org.w3c.css.sac.Parser

setConditionFactory

public void setConditionFactory(org.w3c.css.sac.ConditionFactory conditionFactory)

Specified by:

setConditionFactory in interface org.w3c.css.sac.Parser

setErrorHandler

public void setErrorHandler(org.w3c.css.sac.ErrorHandler error)

Set the error handler for this parser

Specified by:

setErrorHandler in interface org.w3c.css.sac.Parser

parseStyleSheet

public void parseStyleSheet(org.w3c.css.sac.InputSource source)
                     throws org.w3c.css.sac.CSSException,
                            java.io.IOException

Main parse methods

Specified by:

parseStyleSheet in interface org.w3c.css.sac.Parser

Parameters:

source - the source of the style sheet.

Throws:

java.io.IOException - the source can't be parsed.

org.w3c.css.sac.CSSException - the source is not CSS valid.

parseStyleSheet

public void parseStyleSheet(java.lang.String systemId)
                     throws org.w3c.css.sac.CSSException,
                            java.io.IOException

Convenient method for URIs.

Specified by:

parseStyleSheet in interface org.w3c.css.sac.Parser

Parameters:

systemId - the fully resolved URI of the style sheet.

Throws:

java.io.IOException - the source can't be parsed.

org.w3c.css.sac.CSSException - the source is not CSS valid.

parseRule

public void parseRule(org.w3c.css.sac.InputSource source)
               throws org.w3c.css.sac.CSSException,
                      java.io.IOException

This method parses only one rule (style rule or at-rule, except @charset).

Specified by:

parseRule in interface org.w3c.css.sac.Parser

Parameters:

source - the source of the rule.

Throws:

java.io.IOException - the source can't be parsed.

org.w3c.css.sac.CSSException - the source is not CSS valid.

parseStyleDeclaration

public void parseStyleDeclaration(org.w3c.css.sac.InputSource source)
                           throws org.w3c.css.sac.CSSException,
                                  java.io.IOException

This method parses a style declaration (including the surrounding curly braces).

Specified by:

parseStyleDeclaration in interface org.w3c.css.sac.Parser

Parameters:

source - the source of the style declaration.

Throws:

java.io.IOException - the source can't be parsed.

org.w3c.css.sac.CSSException - the source is not CSS valid.

getParserVersion

public java.lang.String getParserVersion()

This methods returns "http://www.w3.org/TR/REC-CSS2".

Specified by:

getParserVersion in interface org.w3c.css.sac.Parser

Returns:

the string "http://www.w3.org/TR/REC-CSS2".

parseImportRule

public void parseImportRule(org.w3c.css.sac.InputSource source)
                     throws org.w3c.css.sac.CSSException,
                            java.io.IOException

Parse methods used by DOM Level 2 implementation.

Throws:

org.w3c.css.sac.CSSException

java.io.IOException

parseMediaRule

public void parseMediaRule(org.w3c.css.sac.InputSource source)
                    throws org.w3c.css.sac.CSSException,
                           java.io.IOException

Throws:

org.w3c.css.sac.CSSException

java.io.IOException

parseSelectors

public org.w3c.css.sac.SelectorList parseSelectors(org.w3c.css.sac.InputSource source)
                                            throws org.w3c.css.sac.CSSException,
                                                   java.io.IOException

Specified by:

parseSelectors in interface org.w3c.css.sac.Parser

Throws:

org.w3c.css.sac.CSSException

java.io.IOException

parsePropertyValue

public org.w3c.css.sac.LexicalUnit parsePropertyValue(org.w3c.css.sac.InputSource source)
                                               throws org.w3c.css.sac.CSSException,
                                                      java.io.IOException

Specified by:

parsePropertyValue in interface org.w3c.css.sac.Parser

Throws:

org.w3c.css.sac.CSSException

java.io.IOException

parsePriority

public boolean parsePriority(org.w3c.css.sac.InputSource source)
                      throws org.w3c.css.sac.CSSException,
                             java.io.IOException

Specified by:

parsePriority in interface org.w3c.css.sac.Parser

Throws:

org.w3c.css.sac.CSSException

java.io.IOException

parserUnit

public final void parserUnit()
                      throws ParseException

The main entry for the parser.

Throws:

ParseException - exception during the parse

charset

public final void charset()
                   throws ParseException

Throws:

ParseException

afterImportDeclaration

public final void afterImportDeclaration()
                                  throws ParseException

Throws:

ParseException

ignoreStatement

public final void ignoreStatement()
                           throws ParseException

Throws:

ParseException

importDeclaration

public final void importDeclaration()
                             throws ParseException

The import statement

Throws:

ParseException - exception during the parse

keyframes

public final void keyframes()
                     throws ParseException

Throws:

ParseException - exception during the parse

keyframeSelector

public final void keyframeSelector()
                            throws ParseException

Throws:

ParseException

media

public final void media()
                 throws ParseException

Throws:

ParseException - exception during the parse

mediaStatement

public final void mediaStatement(MediaListImpl ml)
                          throws ParseException

Throws:

ParseException

medium

public final java.lang.String medium()
                              throws ParseException

Throws:

ParseException - exception during the parse

page

public final void page()
                throws ParseException

Throws:

ParseException - exception during the parse

pseudo_page

public final java.lang.String pseudo_page()
                                   throws ParseException

Throws:

ParseException

fontFace

public final void fontFace()
                    throws ParseException

Throws:

ParseException

atRuleDeclaration

public final void atRuleDeclaration()
                             throws ParseException

Throws:

ParseException - exception during the parse

skipUnknownRule

public final void skipUnknownRule()
                           throws ParseException

Throws:

ParseException

combinator

public final char combinator()
                      throws ParseException

Throws:

ParseException - exception during the parse

combinatorChar

public final char combinatorChar()
                          throws ParseException

to refactor combinator and reuse in selector().

Throws:

ParseException

microsoftExtension

public final void microsoftExtension()
                              throws ParseException

Throws:

ParseException

property

public final java.lang.String property()
                                throws ParseException

Throws:

ParseException - exception during the parse

variableName

public final java.lang.String variableName()
                                    throws ParseException

Throws:

ParseException

functionName

public final java.lang.String functionName()
                                    throws ParseException

Throws:

ParseException

styleRule

public final void styleRule()
                     throws ParseException

Throws:

ParseException - exception during the parse

selectorList

public final java.util.ArrayList<java.lang.String> selectorList()
                                                         throws ParseException

Throws:

ParseException

selector

public final java.lang.String selector()
                                throws ParseException

Throws:

ParseException - exception during the parse

simple_selector

public final java.lang.String simple_selector(java.lang.String selector,
                                              char comb)
                                       throws ParseException

Throws:

ParseException - exception during the parse

_class

public final java.lang.String _class(java.lang.String pred)
                              throws ParseException

Throws:

ParseException - exception during the parse

element_name

public final java.lang.String element_name()
                                    throws ParseException

Throws:

ParseException - exception during the parse

attrib

public final java.lang.String attrib(java.lang.String pred)
                              throws ParseException

Throws:

ParseException - exception during the parse

pseudo

public final java.lang.String pseudo(java.lang.String pred)
                              throws ParseException

Throws:

ParseException - exception during the parse

hash

public final java.lang.String hash(java.lang.String pred)
                            throws ParseException

Throws:

ParseException - exception during the parse

variable

public final void variable()
                    throws ParseException

Throws:

ParseException

controlDirective

public final void controlDirective()
                            throws ParseException

Throws:

ParseException

ifContentStatement

public final void ifContentStatement()
                              throws ParseException

Throws:

ParseException

ifDirective

public final void ifDirective()
                       throws ParseException

Throws:

ParseException

elseDirective

public final void elseDirective()
                         throws ParseException

Throws:

ParseException

booleanExpressionToken

public final java.lang.String booleanExpressionToken()
                                              throws ParseException

Throws:

ParseException

eachDirective

public final void eachDirective()
                         throws ParseException

Throws:

ParseException

stringList

public final java.util.ArrayList<java.lang.String> stringList()
                                                       throws ParseException

Throws:

ParseException

mixinDirective

public final void mixinDirective()
                          throws ParseException

Throws:

ParseException

arglist

public final java.util.ArrayList<VariableNode> arglist()
                                                throws ParseException

Throws:

ParseException

mixinArg

public final VariableNode mixinArg()
                            throws ParseException

Throws:

ParseException

argValuelist

public final java.util.ArrayList<LexicalUnitImpl> argValuelist()
                                                        throws ParseException

Throws:

ParseException

includeDirective

public final void includeDirective()
                            throws ParseException

Throws:

ParseException

interpolation

public final java.lang.String interpolation()
                                     throws ParseException

Throws:

ParseException

listModifyDirective

public final void listModifyDirective()
                               throws ParseException

Throws:

ParseException

appendDirective

public final void appendDirective()
                           throws ParseException

Throws:

ParseException - exception during the parse

removeDirective

public final void removeDirective()
                           throws ParseException

Throws:

ParseException - exception during the parse

containsDirective

public final java.lang.String containsDirective()
                                         throws ParseException

Throws:

ParseException - exception during the parse

returnDirective

public final Node returnDirective()
                           throws ParseException

Throws:

ParseException

debuggingDirective

public final void debuggingDirective()
                              throws ParseException

Throws:

ParseException

debugDirective

public final void debugDirective()
                          throws ParseException

Throws:

ParseException

warnDirective

public final void warnDirective()
                         throws ParseException

Throws:

ParseException

forDirective

public final Node forDirective()
                        throws ParseException

Throws:

ParseException

whileDirective

public final Node whileDirective()
                          throws ParseException

Throws:

ParseException

extendDirective

public final void extendDirective()
                           throws ParseException

Throws:

ParseException

contentDirective

public final void contentDirective()
                            throws ParseException

Throws:

ParseException

nestedProperties

public final void nestedProperties()
                            throws ParseException

Throws:

ParseException

styleRuleOrDeclarationOrNestedProperties

public final void styleRuleOrDeclarationOrNestedProperties()
                                                    throws ParseException

Throws:

ParseException - exception during the parse

declarationOrNestedProperties

public final void declarationOrNestedProperties()
                                         throws ParseException

Throws:

ParseException - exception during the parse

declaration

public final void declaration()
                       throws ParseException

Throws:

ParseException - exception during the parse

prio

public final boolean prio()
                   throws ParseException

Throws:

ParseException - exception during the parse

guarded

public final boolean guarded()
                      throws ParseException

Throws:

ParseException

operator

public final LexicalUnitImpl operator(LexicalUnitImpl prev)
                               throws ParseException

Throws:

ParseException - exception during the parse

expr

public final LexicalUnitImpl expr()
                           throws ParseException

Throws:

ParseException - exception during the parse

unaryOperator

public final char unaryOperator()
                         throws ParseException

Throws:

ParseException - exception during the parse

term

public final LexicalUnitImpl term(LexicalUnitImpl prev)
                           throws ParseException

Throws:

ParseException - exception during the parse

variableTerm

public final LexicalUnitImpl variableTerm(LexicalUnitImpl prev)
                                   throws ParseException

Throws:

ParseException

nonVariableTerm

public final LexicalUnitImpl nonVariableTerm(LexicalUnitImpl prev)
                                      throws ParseException

Throws:

ParseException

function

public final LexicalUnitImpl function(char operator,
                                      LexicalUnitImpl prev)
                               throws ParseException

Handle all CSS2 functions.

Throws:

ParseException - exception during the parse

unicode

public final LexicalUnitImpl unicode(LexicalUnitImpl prev)
                              throws ParseException

Throws:

ParseException

url

public final LexicalUnitImpl url(LexicalUnitImpl prev)
                          throws ParseException

Throws:

ParseException

hexcolor

public final LexicalUnitImpl hexcolor(LexicalUnitImpl prev)
                               throws ParseException

Throws:

ParseException - exception during the parse

_parseRule

public final void _parseRule()
                      throws ParseException

The following functions are useful for a DOM CSS implementation only and are not part of the general CSS2 parser.

Throws:

ParseException

_parseImportRule

public final void _parseImportRule()
                            throws ParseException

Throws:

ParseException

_parseMediaRule

public final void _parseMediaRule()
                           throws ParseException

Throws:

ParseException

_parseDeclarationBlock

public final void _parseDeclarationBlock()
                                  throws ParseException

Throws:

ParseException

_parseSelectors

public final java.util.ArrayList<java.lang.String> _parseSelectors()
                                                            throws ParseException

Throws:

ParseException

ReInit

public void ReInit(CharStream stream)

Reinitialise.

ReInit

public void ReInit(ParserTokenManager tm)

Reinitialise.

getNextToken

public final Token getNextToken()

Get the next Token.

getToken

public final Token getToken(int index)

Get the specific Token.

generateParseException

public ParseException generateParseException()

Generate ParseException.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.