Package javax.annotation.meta
Enum When
- All Implemented Interfaces:
Serializable
,Comparable<When>
,java.lang.constant.Constable
Used to describe the relationship between a qualifier T and the set of values
S possible on an annotated element.
In particular, an issues should be reported if an ALWAYS or MAYBE value is
used where a NEVER value is required, or if a NEVER or MAYBE value is used
where an ALWAYS value is required.
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Nested Class Summary
Nested classes/interfaces inherited from class java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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Enum Constant Summary
Enum Constants -
Method Summary
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Enum Constant Details
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ALWAYS
S is a subset of T -
UNKNOWN
nothing definitive is known about the relation between S and T -
MAYBE
S intersection T is non empty and S - T is nonempty -
NEVER
S intersection T is empty
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Method Details
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values
Returns an array containing the constants of this enum type, in the order they are declared.- Returns:
- an array containing the constants of this enum type, in the order they are declared
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valueOf
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (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 type has no constant with the specified nameNullPointerException
- if the argument is null
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