TypeAnnotation.FormalParameterTarget (Java SE 23 & JDK 23 [ad-hoc build])

All Superinterfaces:: TypeAnnotation.TargetInfo^PREVIEW

Enclosing interface:: TypeAnnotation^PREVIEW

public static sealed interface TypeAnnotation.FormalParameterTarget extends TypeAnnotation.TargetInfo^PREVIEW

FormalParameterTarget is a preview API of the Java platform.

Programs can only use FormalParameterTarget when preview features are enabled.

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

Indicates that an annotation appears on the type in a formal parameter declaration of a method, constructor, or lambda expression.

Since:: 22

Method Summary

Modifier and Type

Method

Description

int

formalParameterIndex()

Which formal parameter declaration has an annotated type.

Methods declared in interface java.lang.classfile.TypeAnnotation.TargetInfo^PREVIEW
size, targetType

Method Details
- formalParameterIndex
  
  int formalParameterIndex()
  
  Which formal parameter declaration has an annotated type.
  
  Returns:
  
  the index into the formal parameter declarations, in the order declared in the source code