com.novell.xml.xpath
Class FunctionCall.NumberCaster

java.lang.Object
  com.novell.xml.xpath.FunctionCall.NumberCaster

All Implemented Interfaces:

FunctionCall.DoubleCaster

Enclosing class:

FunctionCall

protected static class FunctionCall.NumberCaster

extends Object

implements FunctionCall.DoubleCaster

An implementation class for casting an XPath number value to a java Number-derived object (especially a java primitive number type)

Field Summary

protected FunctionCall.DoubleCaster

caster The casting object

Constructor Summary

FunctionCall.NumberCaster(Class formalType)
Construct a NumberCaster for the passed object type

Method Summary

Number

cast(double value) Cast an XSLT number value to a java type

Methods inherited from class java.lang.Object

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

Field Detail

caster

protected FunctionCall.DoubleCaster caster

The casting object

Constructor Detail

FunctionCall.NumberCaster

public FunctionCall.NumberCaster(Class formalType)
                          throws IllegalArgumentException

Construct a NumberCaster for the passed object type

Parameters:

formalType - A Class object representing the Number-derived type (java.lang.Integer, etc.)

Method Detail

cast

public Number cast(double value)

Cast an XSLT number value to a java type

Specified by:

cast in interface FunctionCall.DoubleCaster

Parameters:

value - The value to cast

Returns:

An object of the appropriate type for the cast