Module org.jhotdraw8.css

Package org.jhotdraw8.css.converter

Class NumberCssConverter

java.lang.Object

org.jhotdraw8.css.converter.AbstractCssConverter<Number>

org.jhotdraw8.css.converter.NumberCssConverter

All Implemented Interfaces:

Converter<Number>, CssConverter<Number>

public class NumberCssConverter
extends AbstractCssConverter<Number>

CssNumberConverter.

Parses the following EBNF:

 Number := number-token | "-INF" | "INF" | "NaN";
 number-token = (* CSS number-token *)
 

References:

CSS Syntax Module Level 3, 4. Token Railroad Diagrams, Number Token Diagram

w3.org

Author:

Werner Randelshofer

Constructor Summary

Constructors

Constructor	Description
NumberCssConverter(boolean nullable)
NumberCssConverter(Class<? extends Number> clazz, boolean nullable)

Method Summary

Modifier and Type	Method	Description
@Nullable String	getHelpText()	Gets a help text.
Number	parseNonNull(CssTokenizer tt, @Nullable IdResolver idResolver)	Parses from the given tokenizer and moves the tokenizer to the next token past the value.
<TT extends Number> void	produceTokensNonNull(TT value, @Nullable IdSupplier idSupplier, Consumer<CssToken> out)

Methods inherited from class org.jhotdraw8.css.converter.AbstractCssConverter

getDefaultValue, isNullable, parse, produceTokens

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jhotdraw8.base.converter.Converter

fromString, fromString, fromStringNonNull, fromStringNonNull, fromStringNonNull, fromStringNonNull, needsIdResolver, toString, toString

Methods inherited from interface org.jhotdraw8.css.converter.CssConverter

fromString, fromString, getExamples, toString, toString, toString, toTokens

Constructor Details

NumberCssConverter

public NumberCssConverter(boolean nullable)

NumberCssConverter

public NumberCssConverter(Class<? extends Number> clazz,
 boolean nullable)

Method Details

parseNonNull

public Number parseNonNull(CssTokenizer tt,
 @Nullable IdResolver idResolver)
                    throws ParseException,
IOException

Description copied from interface: CssConverter

Parses from the given tokenizer and moves the tokenizer to the next token past the value.

Specified by:

parseNonNull in interface CssConverter<Number>

Specified by:

parseNonNull in class AbstractCssConverter<Number>

Parameters:

tt - tokenizer positioned on the token

idResolver - the id factory

Returns:

the parsed value

Throws:

ParseException - on parse exception

IOException - on io exception

produceTokensNonNull

public <TT extends Number> void produceTokensNonNull(TT value,
 @Nullable IdSupplier idSupplier,
 Consumer<CssToken> out)

Specified by:

produceTokensNonNull in class AbstractCssConverter<Number>

getHelpText

public @Nullable String getHelpText()

Description copied from interface: CssConverter

Gets a help text.

Returns:

a help text.