java/11 : java.base/java/lang/annotation/Retention.class

Retention
- value(): RetentionPolicy

https://openjdk.java.net/

GPLv2 + Classpath Exception

public interface java.lang.annotation.Retention extends java.lang.annotation.Annotation
  minor version: 0
  major version: 59
  flags: flags: (0x2601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT, ACC_ANNOTATION
  this_class: java.lang.annotation.Retention
  super_class: java.lang.Object
{
  public abstract java.lang.annotation.RetentionPolicy value();
    descriptor: ()Ljava/lang/annotation/RetentionPolicy;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "Retention.java"
    RuntimeVisibleAnnotations: 
      java.lang.annotation.Documented()
      java.lang.annotation.Retention(value = java.lang.annotation.RetentionPolicy.RUNTIME:Ljava/lang/annotation/RetentionPolicy;)
      java.lang.annotation.Target(value = {java.lang.annotation.ElementType.ANNOTATION_TYPE:Ljava/lang/annotation/ElementType;})

/

java/ 11/ java.base/java/lang/annotation/Retention.class