public class CustomNumberEditor
Property editor for any Number subclass such as Short, Integer, Long,
BigInteger, Float, Double, BigDecimal. Can use a given NumberFormat for
(locale-specific) parsing and rendering, or alternatively the default
decode / valueOf / toString methods.
This is not meant to be used as system PropertyEditor but rather
as locale-specific number editor within custom controller code,
parsing user-entered number strings into Number properties of beans
and rendering them in the UI form.
In web MVC code, this editor will typically be registered with