io.micronaut.inject.annotation

Interface AnnotationTransformer<T extends Annotation>

Type Parameters:

T - The annotation type

All Known Subinterfaces:

NamedAnnotationTransformer, TypedAnnotationTransformer<T>

All Known Implementing Classes:

CoreNonNullTransformer, CoreNullableTransformer, JakartaPostConstructTransformer, JakartaPreDestroyTransformer, KotlinNotNullMapper, KotlinNullableMapper

public interface AnnotationTransformer<T extends Annotation>

An AnnotationTransformer transforms an annotation definition into one or many other annotation definitions discarding the original annotation.

Unlike AnnotationMapper which retains the original annotation information this interface can be used to optimize produced annotation metadata and discard unnecessary annotations.

Since:

2.0

Author:

graemerocher

See Also:

AnnotationMapper

Method Summary

Modifier and Type	Method and Description
List<AnnotationValue<?>>	transform(AnnotationValue<T> annotation, VisitorContext visitorContext) The transform method will be called for each instances of the annotation returned via this method.

Method Detail

transform

List<AnnotationValue<?>> transform(AnnotationValue<T> annotation,
                                   VisitorContext visitorContext)

The transform method will be called for each instances of the annotation returned via this method.

Parameters:

annotation - The annotation values

visitorContext - The context that is being visited

Returns:

A list of zero or many annotations and values to map to