Interface Signature.TypeArg

All Known Subinterfaces:

Signature.TypeArg.BoundedPREVIEW, Signature.TypeArg.UnboundedPREVIEW

Enclosing interface:

SignaturePREVIEW

public static sealed interface Signature.TypeArg
permits Signature.TypeArg.UnboundedPREVIEW, Signature.TypeArg.BoundedPREVIEW

TypeArg is a preview API of the Java platform.

Programs can only use TypeArg when preview features are enabled.

Preview features may be removed in a future release, or upgraded to permanent features of the Java platform.

Models the type argument.

Since:

22

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	Signature.TypeArg.BoundedPREVIEW	Preview. Models a type argument with an explicit bound type.
static interface	Signature.TypeArg.UnboundedPREVIEW	Preview. Models an unbounded type argument *.

Method Summary

Static Methods

Modifier and Type	Method	Description
static Signature.TypeArg.BoundedPREVIEW	bounded(Signature.TypeArg.Bounded.WildcardIndicatorPREVIEW wildcard, Signature.RefTypeSigPREVIEW boundType)	Returns a bounded type arg.
static Signature.TypeArg.BoundedPREVIEW	extendsOf(Signature.RefTypeSigPREVIEW boundType)	Returns an upper-bounded type arg.
static Signature.TypeArg.BoundedPREVIEW	of(Signature.RefTypeSigPREVIEW boundType)	Returns a bounded type arg.
static Signature.TypeArg.BoundedPREVIEW	superOf(Signature.RefTypeSigPREVIEW boundType)	Returns a lower-bounded type arg.
static Signature.TypeArg.UnboundedPREVIEW	unbounded()	Returns an unbounded type arg.

Method Details

of

static Signature.TypeArg.BoundedPREVIEW of(Signature.RefTypeSigPREVIEW boundType)

Returns a bounded type arg.

Parameters:

boundType - the bound

Returns:

a bounded type arg

Since:

23

unbounded

static Signature.TypeArg.UnboundedPREVIEW unbounded()

Returns an unbounded type arg.

Returns:

an unbounded type arg

Since:

23

extendsOf

static Signature.TypeArg.BoundedPREVIEW extendsOf(Signature.RefTypeSigPREVIEW boundType)

Returns an upper-bounded type arg.

Parameters:

boundType - the upper bound

Returns:

an upper-bounded type arg

Since:

23

superOf

static Signature.TypeArg.BoundedPREVIEW superOf(Signature.RefTypeSigPREVIEW boundType)

Returns a lower-bounded type arg.

Parameters:

boundType - the lower bound

Returns:

a lower-bounded type arg

Since:

23

bounded

static Signature.TypeArg.BoundedPREVIEW bounded(Signature.TypeArg.Bounded.WildcardIndicatorPREVIEW wildcard,
 Signature.RefTypeSigPREVIEW boundType)

Returns a bounded type arg.

Parameters:

wildcard - the wild card

boundType - optional bound type

Returns:

a bounded type arg

Since:

23