org.springframework.binding.convert.support
Class TextToNumber

java.lang.Object
  org.springframework.binding.convert.support.AbstractConverter
      org.springframework.binding.convert.support.AbstractFormattingConverter
          org.springframework.binding.convert.support.TextToNumber

All Implemented Interfaces:

Converter

public class TextToNumber
extends AbstractFormattingConverter

Converts textual representations of numbers to a Number specialization. Delegates to a synchronized formatter to parse text strings.

Author:

Keith Donald

Constructor Summary

TextToNumber()
Default constructor that uses a SimpleFormatterFactory.

TextToNumber(FormatterFactory formatterFactory)
Create a string to number converter using given formatter factory.

Method Summary

protected java.lang.Object	doConvert(java.lang.Object source, java.lang.Class targetClass, ConversionContext context) Template method subclasses should override to actually perform the type conversion.
java.lang.Class[]	getSourceClasses() The source classes this converter can convert from.
java.lang.Class[]	getTargetClasses() The target classes this converter can convert to.

Methods inherited from class org.springframework.binding.convert.support.AbstractFormattingConverter

getFormatterFactory, setFormatterFactory

Methods inherited from class org.springframework.binding.convert.support.AbstractConverter

convert, convert, convert, convert

Methods inherited from class java.lang.Object

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

Constructor Detail

TextToNumber

public TextToNumber()

Default constructor that uses a SimpleFormatterFactory.

TextToNumber

public TextToNumber(FormatterFactory formatterFactory)

Create a string to number converter using given formatter factory.

Parameters:

formatterFactory - the factory to use

Method Detail

getSourceClasses

public java.lang.Class[] getSourceClasses()

Description copied from interface: Converter

The source classes this converter can convert from.

Returns:

the supported source classes

getTargetClasses

public java.lang.Class[] getTargetClasses()

Description copied from interface: Converter

The target classes this converter can convert to.

Returns:

the supported target classes

doConvert

protected java.lang.Object doConvert(java.lang.Object source,
                                     java.lang.Class targetClass,
                                     ConversionContext context)
                              throws java.lang.Exception

Description copied from class: AbstractConverter

Template method subclasses should override to actually perform the type conversion.

Specified by:

doConvert in class AbstractConverter

Parameters:

source - the source to convert from

targetClass - the target type to convert to

context - an optional conversion context that may be used to influence the conversion process, could be null

Returns:

the converted source value

Throws:

java.lang.Exception - an exception occured, will be wrapped in a conversion exception if necessary