MaskFormatter
is used to format and edit strings. The behavior
of a MaskFormatter
is controlled by way of a String mask
that specifies the valid characters that can be contained at a particular
location in the Document
model. The following characters can
be specified:
Character Description # Any valid number, uses Character.isDigit
.' Escape character, used to escape any of the special formatting characters. U Any character ( Character.isLetter
). All lowercase letters are mapped to upper case.L Any character ( Character.isLetter
). All upper case letters are mapped to lower case.A Any character or number ( Character.isLetter
orCharacter.isDigit
)? Any character ( Character.isLetter
).* Anything. H Any hex character (0-9, a-f or A-F).