Package net.sf.saxon.type

Class StringToDouble

java.lang.Object

net.sf.saxon.type.Converter

net.sf.saxon.type.StringConverter

net.sf.saxon.type.StringToDouble

Direct Known Subclasses:

StringToDouble11

public class StringToDouble
extends StringConverter

This class converts a string to an xs:double according to the rules in XML Schema 1.0

Nested Class Summary

Nested classes/interfaces inherited from class net.sf.saxon.type.StringConverter

StringConverter.StringToAnyURI, StringConverter.StringToBase64Binary, StringConverter.StringToBoolean, StringConverter.StringToDate, StringConverter.StringToDateTime, StringConverter.StringToDateTimeStamp, StringConverter.StringToDayTimeDuration, StringConverter.StringToDecimal, StringConverter.StringToDerivedStringSubtype, StringConverter.StringToDuration, StringConverter.StringToFloat, StringConverter.StringToGDay, StringConverter.StringToGMonth, StringConverter.StringToGMonthDay, StringConverter.StringToGYear, StringConverter.StringToGYearMonth, StringConverter.StringToHexBinary, StringConverter.StringToInteger, StringConverter.StringToIntegerSubtype, StringConverter.StringToLanguage, StringConverter.StringToName, StringConverter.StringToNCName, StringConverter.StringToNMTOKEN, StringConverter.StringToNonStringDerivedType, StringConverter.StringToNormalizedString, StringConverter.StringToNotation, StringConverter.StringToQName, StringConverter.StringToString, StringConverter.StringToStringSubtype, StringConverter.StringToTime, StringConverter.StringToToken, StringConverter.StringToUnionConverter, StringConverter.StringToUntypedAtomic, StringConverter.StringToYearMonthDuration

Nested classes/interfaces inherited from class net.sf.saxon.type.Converter

Converter.Base64BinaryToHexBinary, Converter.BooleanToDecimal, Converter.BooleanToDouble, Converter.BooleanToFloat, Converter.BooleanToInteger, Converter.DateTimeToDate, Converter.DateTimeToGDay, Converter.DateTimeToGMonth, Converter.DateTimeToGMonthDay, Converter.DateTimeToGYear, Converter.DateTimeToGYearMonth, Converter.DateTimeToTime, Converter.DateToDateTime, Converter.DecimalToInteger, Converter.DoubleToDecimal, Converter.DoubleToInteger, Converter.DownCastingConverter, Converter.DurationToDayTimeDuration, Converter.DurationToYearMonthDuration, Converter.FloatToDecimal, Converter.FloatToInteger, Converter.HexBinaryToBase64Binary, Converter.IdentityConverter, Converter.IntegerToDecimal, Converter.NotationToQName, Converter.NumericToBoolean, Converter.NumericToDecimal, Converter.NumericToDouble, Converter.NumericToFloat, Converter.NumericToInteger, Converter.PromoterToAnyURI, Converter.PromoterToBase64Binary, Converter.PromoterToDouble, Converter.PromoterToFloat, Converter.PromoterToHexBinary, Converter.PromoterToString, Converter.QNameToNotation, Converter.ToStringConverter, Converter.ToUntypedAtomicConverter, Converter.TwoPhaseConverter, Converter.UnfailingConverter, Converter.UpCastingConverter

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	StringToDouble()

Method Summary

Modifier and Type	Method	Description
ConversionResult	convertString(UnicodeString input)	Convert a string to the target type of this converter.
static StringToDouble	getInstance()	Get the singleton instance
protected double	signedPositiveInfinity()
double	stringToNumber(UnicodeString s)	Convert a string to a double.

Methods inherited from class net.sf.saxon.type.StringConverter

convert, validate

Methods inherited from class net.sf.saxon.type.Converter

convert, getConversionRules, getNamespaceResolver, isAlwaysSuccessful, isPromoter, setConversionRules, setNamespaceResolver

Methods inherited from class java.lang.Object

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

Constructor Detail

StringToDouble

protected StringToDouble()

Method Detail

getInstance

public static StringToDouble getInstance()

Get the singleton instance

Returns:

the singleton instance of this class

stringToNumber

public double stringToNumber(UnicodeString s)
                      throws java.lang.NumberFormatException

Convert a string to a double.

Parameters:

s - the String to be converted

Returns:

a double representing the value of the String

Throws:

java.lang.NumberFormatException - if the value cannot be converted

signedPositiveInfinity

protected double signedPositiveInfinity()

convertString

public ConversionResult convertString(UnicodeString input)

Convert a string to the target type of this converter.

Specified by:

convertString in class StringConverter

Parameters:

input - the string to be converted

Returns:

either an AtomicValue of the appropriate type for this converter (if conversion succeeded), or a ValidationFailure if conversion failed.