| java.util.Formattable |
Classes that handle custom formatting for the 's' specifier of Formatter
should implement the Formattable interface. It gives basic control over
formatting objects.
| Public Methods | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Formats the object using the specified
Formatter.
| |||||||||||
Formats the object using the specified Formatter.
| formatter | the Formatter to use. |
|---|---|
| flags | the flags applied to the output format, which is a bitmask
that is any combination of FormattableFlags.LEFT_JUSTIFY,
FormattableFlags.UPPERCASE, and FormattableFlags.ALTERNATE. If
no such flag is set, the output is formatted by the default
formatting of the implementation. |
| width | the minimum number of characters that should be written to the
output. If the length of the converted value is less than width
Additional space characters (' ') are added to the output if the
as needed to make up the difference. These spaces are added at the
beginning by default unless the flag
FormattableFlags.LEFT_JUSTIFY is set, which denotes that
padding should be added at the end. If width is -1, then
minimum length is not enforced. |
| precision | the maximum number of characters that can be written to the output. The length of the output is trimmed down to this size before the width padding is applied. If the precision is -1, then maximum length is not enforced. |
| IllegalFormatException | if any of the parameters is not supported. |
|---|
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