Java In A Nutshell, 5th Edition

An IllegalFormatException of this type is thrown by a Formatter when a conversion specifier and a format flag specified with it are incompatible.

public class FormatFlagsConversionMismatchException extends IllegalFormatException { // Public Constructors public FormatFlagsConversionMismatchException (String f , char c ); // Public Instance Methods public char getConversion ( ); public String getFlags ( ); // Public Methods Overriding Throwable public String getMessage ( ); }