Module java.base

Package java.lang.classfile.constantpool^PREVIEW

Interface MethodTypeEntry

All Superinterfaces:

ClassFileElementPREVIEW, LoadableConstantEntryPREVIEW, PoolEntryPREVIEW, WritableElementPREVIEW<PoolEntryPREVIEW>

public sealed interface MethodTypeEntry
extends LoadableConstantEntryPREVIEW

MethodTypeEntry is a preview API of the Java platform.

Programs can only use MethodTypeEntry when preview features are enabled.

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

Models a CONSTANT_MethodType_info constant in the constant pool of a classfile.

See Java Virtual Machine Specification:

4.4.9 The CONSTANT_MethodType_info Structure

Since:

22

Method Summary

Modifier and Type	Method	Description
MethodTypeDesc	asSymbol()	Returns a symbolic descriptor for the method type.
default ConstantDesc	constantValue()	Returns the constant described by this entry.
Utf8EntryPREVIEW	descriptor()	Returns the constant pool entry describing the method type.

Methods declared in interface java.lang.classfile.constantpool.LoadableConstantEntry^PREVIEW

typeKind

Methods declared in interface java.lang.classfile.constantpool.PoolEntry^PREVIEW

constantPool, index, tag, width

Methods declared in interface java.lang.classfile.WritableElement^PREVIEW

writeTo

Method Details

constantValue

default ConstantDesc constantValue()

Description copied from interface: LoadableConstantEntry

Returns the constant described by this entry.

Specified by:

constantValue in interface LoadableConstantEntryPREVIEW

Returns:

the constant described by this entry

descriptor

Utf8EntryPREVIEW descriptor()

Returns the constant pool entry describing the method type.

Returns:

the constant pool entry describing the method type

asSymbol

MethodTypeDesc asSymbol()

Returns a symbolic descriptor for the method type.

Returns:

a symbolic descriptor for the method type