package jdk.internal.javac; import java.lang.annotation.*; @Target({ElementType.METHOD, ElementType.CONSTRUCTOR, ElementType.FIELD, ElementType.PACKAGE, ElementType.MODULE, ElementType.TYPE}) @Retention(RetentionPolicy.CLASS) public @interface PreviewFeature { public Feature feature(); public boolean reflective() default false; public enum Feature { TEXT_BLOCKS, RECORDS, SEALED_CLASSES, ; } }