Enum Class UnaryOperator
- All Implemented Interfaces:
Serializable, Comparable<UnaryOperator>, Constable
The unary operators of the Jakarta Expression Language.
- Since:
- 1.0
- Author:
- Denis Stepanov
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Nested Class Summary
Nested classes/interfaces inherited from class Enum
Enum.EnumDesc<E> -
Enum Constant Summary
Enum Constants -
Method Summary
Modifier and TypeMethodDescriptionstatic UnaryOperatorReturns the enum constant of this class with the specified name.static UnaryOperator[]values()Returns an array containing the constants of this enum class, in the order they are declared.
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Enum Constant Details
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NEGATE
The unary minus operator of the section 1.7.4 of the specification. -
NOT
The not operator of the section 1.10.2 of the specification. -
EMPTY
The empty operator of the section 1.11 of the specification.
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Method Details
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values
Returns an array containing the constants of this enum class, in the order they are declared.- Returns:
- an array containing the constants of this enum class, in the order they are declared
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valueOf
Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)- Parameters:
name- the name of the enum constant to be returned.- Returns:
- the enum constant with the specified name
- Throws:
IllegalArgumentException- if this enum class has no constant with the specified nameNullPointerException- if the argument is null
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