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    Enhancement 
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    Resolution: Fixed
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     P4 P4
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    None
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        b03
                    A few refactorings to slightly improve performance of java.util.Formatters and align the implementation with the JEP work for TemplatedStrings:
- turn Flags into an int
- avoid varargs methods: checkBadFlags(Flags.PARENTHESES, ... -> checkBadFlags(Flags.Parentheses | ...
- make FormatSpecifier and FixedString static
- turn Flags into an int
- avoid varargs methods: checkBadFlags(Flags.PARENTHESES, ... -> checkBadFlags(Flags.Parentheses | ...
- make FormatSpecifier and FixedString static
 
        