- All Superinterfaces:
ClassFileElementPREVIEW
,WritableElementPREVIEW<PoolEntryPREVIEW>
- All Known Subinterfaces:
AnnotationConstantValueEntryPREVIEW
,ClassEntryPREVIEW
,ConstantDynamicEntryPREVIEW
,ConstantValueEntryPREVIEW
,DoubleEntryPREVIEW
,DynamicConstantPoolEntryPREVIEW
,FieldRefEntryPREVIEW
,FloatEntryPREVIEW
,IntegerEntryPREVIEW
,InterfaceMethodRefEntryPREVIEW
,InvokeDynamicEntryPREVIEW
,LoadableConstantEntryPREVIEW
,LongEntryPREVIEW
,MemberRefEntryPREVIEW
,MethodHandleEntryPREVIEW
,MethodRefEntryPREVIEW
,MethodTypeEntryPREVIEW
,ModuleEntryPREVIEW
,NameAndTypeEntryPREVIEW
,PackageEntryPREVIEW
,StringEntryPREVIEW
,Utf8EntryPREVIEW
public sealed interface PoolEntry
extends WritableElementPREVIEW<PoolEntryPREVIEW>
permits AnnotationConstantValueEntryPREVIEW, DynamicConstantPoolEntryPREVIEW, LoadableConstantEntryPREVIEW, MemberRefEntryPREVIEW, ModuleEntryPREVIEW, NameAndTypeEntryPREVIEW, PackageEntryPREVIEW
PoolEntry
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 an entry in the constant pool of a classfile.
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Method Summary
Modifier and TypeMethodDescriptionReturns the constant pool this entry is from.int
index()
Returns the index within the constant pool corresponding to this entry.byte
tag()
Returns the constant pool tag that describes the type of this entry.int
width()
Returns the number of constant pool slots this entry consumes.Methods declared in interface java.lang.classfile.WritableElementPREVIEW
writeTo
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Method Details
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constantPool
ConstantPoolPREVIEW constantPool()Returns the constant pool this entry is from.- Returns:
- the constant pool this entry is from
-
tag
byte tag()Returns the constant pool tag that describes the type of this entry.- Returns:
- the constant pool tag that describes the type of this entry
-
index
int index()Returns the index within the constant pool corresponding to this entry.- Returns:
- the index within the constant pool corresponding to this entry
-
width
int width()Returns the number of constant pool slots this entry consumes.- Returns:
- the number of constant pool slots this entry consumes
-
PoolEntry
when preview features are enabled.