| Package | Description | 
|---|---|
| java.util | 
 Contains the collections framework, legacy collection classes, event model,
date and time facilities, internationalization, and miscellaneous utility
classes (a string tokenizer, a random-number generator, and a bit array). 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
DuplicateFormatFlagsException
Unchecked exception thrown when duplicate flags are provided in the format
 specifier. 
 | 
class  | 
FormatFlagsConversionMismatchException
Unchecked exception thrown when a conversion and flag are incompatible. 
 | 
class  | 
IllegalFormatCodePointException
Unchecked exception thrown when a character with an invalid Unicode code
 point as defined by  
Character.isValidCodePoint(int) is passed to the
 Formatter. | 
class  | 
IllegalFormatConversionException
Unchecked exception thrown when the argument corresponding to the format
 specifier is of an incompatible type. 
 | 
class  | 
IllegalFormatFlagsException
Unchecked exception thrown when an illegal combination flags is given. 
 | 
class  | 
IllegalFormatPrecisionException
Unchecked exception thrown when the precision is a negative value other than
 -1, the conversion does not support a precision, or the value is
 otherwise unsupported. 
 | 
class  | 
IllegalFormatWidthException
Unchecked exception thrown when the format width is a negative value other
 than -1 or is otherwise unsupported. 
 | 
class  | 
MissingFormatArgumentException
Unchecked exception thrown when there is a format specifier which does not
 have a corresponding argument or if an argument index refers to an argument
 that does not exist. 
 | 
class  | 
MissingFormatWidthException
Unchecked exception thrown when the format width is required. 
 | 
class  | 
UnknownFormatConversionException
Unchecked exception thrown when an unknown conversion is given. 
 | 
class  | 
UnknownFormatFlagsException
Unchecked exception thrown when an unknown flag is given. 
 | 
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