public String getDisplayVariant (Locale inLocale)

Returns a name for the locale's variant code that is appropriate for display to the user. If possible, the name will be localized for inLocale. If the locale doesn't specify a variant code, this function returns the empty string.

inLocale    The locale for which to retrieve the display variant code.

Returns:  The name of the display variant code appropriate to the given locale.

NullPointerException    if inLocale is null