import javax.annotation.*; import java.lang.annotation.Documented; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import javax.annotation.meta.TypeQualifierNickname; import javax.annotation.meta.When; @Documented @TypeQualifierNickname @Nonnull(when = When.ALWAYS) @Retention(RetentionPolicy.RUNTIME) @kotlin.annotations.jvm.UnderMigration(status = MigrationStatus.STRICT) public @interface MyMigrationNonnull { }