Gets the symbol of this currency for the specified locale.
For example, for the US Dollar, the symbol is "$" if the specified
locale is the US, while for other locales it may be "US$". If no
symbol can be determined, the ISO 4217 currency code is returned.
Returns:
the symbol of this currency for the specified locale
Parameters:
-
locale - the locale for which a display name for this currency is
needed
Throws:
-
NullPointerException - if
locale
is null