Package dev.amp.validator.visitor

Class MediaQueryVisitor

java.lang.Object

dev.amp.validator.visitor.MediaQueryVisitor

All Implemented Interfaces:

RuleVisitor

public class MediaQueryVisitor
extends Object
implements RuleVisitor

A Vistor class to touch media queries.

Author:

nhant01, GeorgeLuo

Constructor Summary

Constructors

Constructor	Description
MediaQueryVisitor(List<com.steadystate.css.parser.Token> mediaTypes, List<com.steadystate.css.parser.Token> mediaFeatures, List<ErrorToken> errors)	Constructor for media query visitor

Method Summary

Modifier and Type	Method	Description
static void	parseMediaQueries(Stylesheet stylesheet, List<com.steadystate.css.parser.Token> mediaTypes, List<com.steadystate.css.parser.Token> mediaFeatures, List<ErrorToken> errors)	Parses media queries within the provided stylesheet, emitting the set of discovered media types and media features, as well as errors if parsing failed.
void	visitAtRule(AtRule atRule)	Visit an AtRule.

Methods inherited from class java.lang.Object

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

Methods inherited from interface dev.amp.validator.visitor.RuleVisitor

leaveAtRule, leaveDeclaration, leaveQualifiedRule, leaveStylesheet, visitDeclaration, visitQualifiedRule, visitStylesheet

Constructor Detail

MediaQueryVisitor

public MediaQueryVisitor(@Nonnull
                         List<com.steadystate.css.parser.Token> mediaTypes,
                         @Nonnull
                         List<com.steadystate.css.parser.Token> mediaFeatures,
                         @Nonnull
                         List<ErrorToken> errors)

Constructor for media query visitor

Parameters:

mediaTypes - the types to validate

mediaFeatures - the features to validate

errors - to populate as media query is visited

Method Detail

visitAtRule

public void visitAtRule(@Nonnull
                        AtRule atRule)
                 throws CssValidationException

Visit an AtRule.

Specified by:

visitAtRule in interface RuleVisitor

Parameters:

atRule - to visit

Throws:

CssValidationException - Css Validation Exception

parseMediaQueries

public static void parseMediaQueries(@Nonnull
                                     Stylesheet stylesheet,
                                     @Nonnull
                                     List<com.steadystate.css.parser.Token> mediaTypes,
                                     @Nonnull
                                     List<com.steadystate.css.parser.Token> mediaFeatures,
                                     @Nonnull
                                     List<ErrorToken> errors)
                              throws CssValidationException

Parses media queries within the provided stylesheet, emitting the set of discovered media types and media features, as well as errors if parsing failed. parsedUrls and errors into errors.

Parameters:

stylesheet - to parse

mediaTypes - found in stylesheet

mediaFeatures - found in stylesheet

errors - discovered during parse

Throws:

CssValidationException - css validation exception