Enum Class Signature.TypeArg.Bounded.WildcardIndicator
java.lang.Object
java.lang.Enum<Signature.TypeArg.Bounded.WildcardIndicatorPREVIEW>
java.lang.classfile.Signature.TypeArg.Bounded.WildcardIndicator
- All Implemented Interfaces:
Serializable
,Comparable<Signature.TypeArg.Bounded.WildcardIndicatorPREVIEW>
,Constable
- Enclosing interface:
Signature.TypeArg.BoundedPREVIEW
public static enum Signature.TypeArg.Bounded.WildcardIndicator
extends Enum<Signature.TypeArg.Bounded.WildcardIndicatorPREVIEW>
WildcardIndicator
is a preview API of the Java platform.
Preview features may be removed in a future release, or upgraded to permanent features of the Java platform.
Models a type argument's wildcard indicator.
- Since:
- 23
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Nested Class Summary
Nested classes/interfaces declared in class java.lang.Enum
Enum.EnumDesc<E extends Enum<E>>
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Enum Constant Summary
Enum Constants -
Method Summary
Modifier and TypeMethodDescriptionReturns the enum constant of this class with the specified name.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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NONE
No wildcard (empty), an exact type. Also known as invariant. -
EXTENDS
Upper-bound indicator+
. Also known as covariant. -
SUPER
Lower-bound indicator-
. Also known as contravariant.
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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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WildcardIndicator
when preview features are enabled.