net.sf.saxon.type
Class StringToDouble

java.lang.Object
  net.sf.saxon.type.StringToDouble

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

StringToDouble11

public class StringToDouble
extends Object
implements Serializable

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

See Also:

Serialized Form

Constructor Summary

protected

StringToDouble()

Method Summary

static StringToDouble	getInstance() Get the singleton instance
protected double	signedPositiveInfinity()
double	stringToNumber(CharSequence s) Convert a string to a double.

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(CharSequence s)
                      throws NumberFormatException

Convert a string to a double.

Parameters:

s - the String to be converted

Returns:

a double representing the value of the String

Throws:

NumberFormatException - if the value cannot be converted

signedPositiveInfinity

protected double signedPositiveInfinity()